Abstract: A method of facilitating the cooling of a foodstuff is disclosed. The foodstuff is placed in a container so that it surrounds a ventilation shaft in a central part of the container. The ventilation shaft has an opening or openings open to the foodstuff so that heat from the foodstuff at inner medial parts of the container escapes from the container via the shaft.

Abstract: A storage bin comprising a body formed of plastic material. The body is formed in two sections, an upper section defining a storage chamber and a lower section defining a base below the storage chamber for resting on the ground. The storage chamber comprises a side and a bottom sloping downwardly towards the outlet. The base comprises a cradle section configured to receive and support the sloping bottom of the storage chamber. The base an opening extending between the cradle section and a recess in the base, section whereby the lowermost end of the sloping bottom of the storage chamber extends into the recess through the opening. The recess opens onto the exterior of the base whereby the outlet can be accessed through the recess.

Abstract: A protective device for a wall region to be protected, includes a collar which has recesses penetrating the collar and is disposed around the wall region to be protected in an intended configuration of the protective device. A protective cap includes a base and a casing, which extends from the base substantially perpendicularly up to a casing edge and has recesses penetrating the casing. The casing recesses extend from the casing edge in the direction of the base of the protective cap. Casing sections are formed between the recesses. In the intended configuration of the protective device, the casing is disposed between the collar and the wall region to be protected, and one of the casing sections is disposed between each collar recess and the wall region to be protected so that a free linear connection is prevented between the respective collar recess and the wall region to be protected.

Abstract: The flanged container for a dairy product or similar food composition is provided with a hollow body and a generally planar annular flange connected to the top of the body, the flange having outer straight side edges and an inner edge defining a circular upper opening of the container. The body has a planar bottom and a lower portion tapering from a generally cylindrical upper portion toward the bottom in a curved manner. The lower portion has a height h1 in some embodiments not less than 14 mm and the ratio h1/H is less than 2:5 where H is the height of the container. The side wall of the body has a thickness profile such that the average thickness of the lower portion is more than the average thickness of the upper portion. Several identical containers can be grouped in a pack with breakable junctions at the outer straight side edges.

Abstract: A torque arm restraint is provided with a body having a bore including an axis and an arm extending from said body transversely to the axis and is adapted for resisting torque applied to the fitting of a liquid storage tank, and is configured either for mounting on a fitting or as a component of the fitting such as an outlet fitting mounting a pipe and extending from the wall of the tank. A tubular body permits passage of instrumentation or liquid therethrough and the arm may have an abutment surface positioned proximate the inside surface of the tank wall, either in engagement or in spaced relationship, whereby the arm resists torque applied to the fitting exteriorly of the tank. The body may include an attachment member which is adapted for mounting to a tank fitting, and may be coupled to a pipe within the tank.

Abstract: Embodiments herein describe a separable, multi-sectioned reusable liquid drinking bottle that can be disassembled for cleaning. The drinking bottle has detachable upper and lower sections and a bottle top. The upper and lower sections are engageable and separable from one another. Both the upper and lower portions of the drinking bottle may be separately encased in a vacuum-sealed insulating layer of insulating material. The bottle portions are designed to engage each other in a leak-proof fashion to create a liquid containment vessel. The upper and lower portions of the drinking bottle create a containment vessel made of stainless steel, such that any liquids placed in the bottle only come in contact with this material that comprises the liquid containment vessel.

Abstract: A port arrangement is configured for accessing a demountable component in an interior of an apparatus or container. The port arrangement includes an inner port having a port tube and forming a releasable connection with an internal component. The port tube of the inner port is guided through an outer port that is to an outer jacket.

Abstract: A low-profile particulate handling assembly is provided for use in conjunction with a downstream treating device, such as a seed treater unit. The assembly includes a plurality of juxtaposed particulate bins and a surmounting turret assembly designed to successively deliver particulates to the bins. The particulates within the bins are delivered to the downstream treating device through respective lower outlets each equipped with an adjustable slide gate assembly and a lower, multiple-chute assembly. Preferably, each bin has a top wall which in plan configuration approximates a sector of a circle, planar sidewalls, and downwardly tapered, arcuate sidewall structure leading to the lower outlet; in this fashion, the bins can be grouped with the sidewalls in close adjacency, and with the outlets located to feed into a single inlet of the downstream treating device.

Abstract: The compressed CO2 gas source is an insert that can be fixed in a sealed manner in an opening of the vessel. The insert has a high-pressure CO2 cartridge, a pressure-regulating valve for discharging CO2 therefrom and a control element that is accessible from the outside and that can be actuated to pierce the high-pressure CO2 cartridge. The control element can be automatically interlocked and blocked against further actuation after it has first been actuated.

Abstract: A pressure-resistant container has a peripheral part of an inner shell opening attached to a mouth ring end surface inside of the container to cover the mouth ring. The pressure-resistant container has a cylindrical pressing member screwed into an inner peripheral surface of the mouth ring, an inner peripheral surface of the mouth ring extends between the inner shell and the pressing member, a first seal peripherally contacts the inner shell and the pressing member, a valve having a screw part screws into the mouth ring more outside of the container than the pressing member and an inner end part which is inserted in the hole part of the pressing member and a second seal to seal between an outer peripheral surface of the inner end part and an inner peripheral surface of the pressing member. A third seal is also provided.

Abstract: A plastic keg includes a liner including a neck portion and a body portion. A lid having an opening is disposed at least partially over the liner. A retainer is secured to the neck portion of the liner and aligned with the opening in the lid, the retainer including external threads. A locking ring having internal threads is secured to the external threads of the retainer. The internal threads of the locking ring and the external threads of the retainer include a ratcheting mechanism permitting attachment of the locking ring to the retainer and inhibiting removal of the locking ring from the retainer, the locking ring contacting the lid. A beer keg valve assembly includes a port having a head portion having a convex upper surface and at least one leg extending downwardly from a lower surface. The leg includes a stop surface projecting radially outward further than the head portion. A piston defines an opening.

Abstract: A container for use with a handheld fluid dispenser is provided. The container may include a front wall facing a first direction, a back wall facing in a second, opposite, direction, and at least one side wall interconnecting the front and back walls. A lower wall may be arranged above a lower portion of a handheld fluid dispenser in which the container is mounted. An upper wall may be arranged below an upper portion of the handheld fluid dispenser. The upper wall may interconnect the front wall, back wall, and at least one side wall of the container. An opening extends through the upper wall and permitting access to contents that are held in the container. The opening extends through the upper wall at a location that is nearer the back wall than the front wall of the container.

Abstract: A hydraulic tank for an industrial truck having a tank lower part with a base and a side wall and produced in one piece, a tank cover which is connected to an upper edge of the side wall, is produced in one piece and defines at least one hydraulic medium receiving chamber together with the base and the side wall, at least one hydraulic medium intake pipe extending from a hydraulic medium suction connector of the tank cover, and at least one hydraulic medium return pipe extending from a hydraulic medium return connector of the tank cover, wherein the hydraulic medium intake pipe and the hydraulic medium return pipe, together with the tank cover, form a tank upper part which is assembled as a modular unit with the tank lower part to form the hydraulic tank.

Abstract: Triple drain apparatus for an aquaculture system tank for reducing water input requirements and minimizing breakdown of solids whereby the solids are larger and more concentrated when removed from a solids settling device. Water flow is split by the apparatus into a side box fluid stream which flows into a side box coupled to the tank, and both a clean fluid stream and a high solids fluid stream which flow into a center drain. The center drain comprises a central stand pipe coupled to a clean water outlet, a sump coupled to a high solids fluid outlet and a collection plate separating the tank and the sump. The center drain may include a mortality trap coupled to a mortality outlet and the sump, whereby the collection plate separates the mortality trap from the sump, to provide means for easily removing dead fishes and large debris from the tank.

Abstract: A bulk material shipping container in one embodiment including a pallet, a bottom compartment mounted on the pallet, a top compartment mounted on the bottom compartment and movable from a retracted position relative to the bottom compartment to an expanded position relative to the bottom compartment, a plurality of top compartment supporting assemblies configured to support the top compartment in the expanded position relative to the bottom compartment, and configured to release the top compartment from the expanded position to enable the top compartment to move downwardly into the retracted position, a material unloading assembly supported by the bottom compartment and the pallet, a material loading assembly attached to the top compartment, and an extension assembly attached to the top compartment and configured to enable a loader to move the top compartment upwardly from the retracted position to the expanded position.

Abstract: A threaded weld fitting and a method of welding a threaded weld fitting to the tank wall of a water storage tank are provided. The threaded weld fitting includes a body defining an aperture and having a facing surface configured to be positioned facing the tank wall. A female thread is formed along the aperture. A first beveled surface portion of the facing surface extends from an edge of the body. A landing surface portion of the facing surface extends from the first beveled surface portion toward a longitudinal axis of the aperture. A second beveled surface portion of the facing surface extends from the landing surface and to the female thread. The landing surface portion and the second beveled surface portion together define an open annular area positioned to receive a portion of a weld formed by welding the threaded weld fitting to the tank wall.

Abstract: A container for confining nuclear waste, including a sleeve of longitudinal axis closed at a first longitudinal end by a base and a second longitudinal free end via which the container is designed to be loaded, a plug configured to close the second longitudinal free end tightly, a flange fixed on the inner face of the sleeve to the side of the second longitudinal free end, the plug having at least one external diameter substantially equal to at least one internal diameter of the flange, the plug configured to be welded on the flange such that the welding zone is offset radially towards an interior of the container, relative to an inner face of the sleeve.

Abstract: The invention relates to a tank (100) provided with at least one effluent-filling opening and at least two effluent-emptying openings, a bucket capable of tilting between a filling position, in which it can be filled with an incoming effluent through said at least one filling opening, and a discharge position, in which it can discharge the contents thereof through one or more of said emptying openings. According to the invention, the tank (100) includes means for modifying the position of the bucket (200, 200?) so as to change the direction thereof or to enable the replacement thereof with another bucket of a different type. It is thus possible to modify the effluent outlet direction by a simple change in the bucket position. It is also possible to replace a bucket with a bucket of a different type. In this way greater versatility of the adaptation to the connection of the tank on the installation site is afforded.

Abstract: The present invention relates to a novel container (1) which is configured to make a production process more efficient and cost effective in particular when producing wine- and fruit gummy. Thus, ventilation channels (24, 26) are advantageously provided which facilitate air circulation into a container interior (4) also for stacked containers (1).

Abstract: An extrusion blowmolded PET container having superior top load strength characteristics includes a sidewall having an outer surface, and an inner surface that defines an interior space. The sidewall is fabricated from a material that includes extrudable PET. The sidewall is shaped to define a bottom portion, a finish portion and a main body portion. The finish portion has an opening defined therein that is in communication with the interior space. The main body portion has a neck surface, a shoulder surface and a fillet that is defined between the neck surface and the shoulder surface. The neck surface forms a first angle with respect to a longitudinal axis of the container that is substantially within a range of about 2° to about 20°, and the fillet has an average radius of curvature that is substantially within a range of about 15 mm to about 55 mm. The container is preferably fabricated using an extrusion blowmolding process.

Abstract: The device disclosed is an improved water harvesting device providing the capability of diverting debris away from a water entry area and reducing potential for clogging of the water entry area. The water harvesting device comprises a tank portion for containment of water and a water entry portion for receiving water, particularly rainwater from a building water collection system such as an eaves and downspout configuration. Debris typically accompanying rainwater as it exits from the downspout of the building collection system is diverted away from the water entry area allowing for better water collection efficiency, preventing backing of water and reducing operator maintenance of the device.

Abstract: The invention relates to a storage tank (12) of a metering system (10) for introducing a reducing agent (32) in an exhaust gas tract of an internal combustion engine. The storage tank (12) comprises at least one opening (50) for mounting components (20, 24) and openings (46, 48, 63) for filling and emptying as well as venting (62). All openings (46, 48, 50, 62) are arranged above a region of the storage tank (12) flooded by the reducing agent (32).

Abstract: A pressure container includes a metal socket and a CFRP layer that contacts the metal socket. A metal oxide layer is formed on a first contact area where the socket contacts the CFRP layer. The socket may be made of aluminum or aluminum alloy, and the oxide layer may be formed by anodizing the socket.

Abstract: A pressure tank includes a metallic vessel, a plastic liner received in the metallic vessel, a flexible diaphragm, two connectors and a nozzle coupled to the nipples respectively. The metallic vessel includes upper and lower shells. The upper shell defines a first planar area on a side thereof and a second planar area on a top thereof. The lower shell defines a third planar area therebottom. The flexible diaphragm divides the metallic vessel into a storage space and a pneumatic room. Each of the connectors includes a nipple and an anti-leak assembly. The nipples of the connectors are mounted on the side and top of the upper shell respectively and are in communication with the storage space. The two anti-leak assemblies provide leakproof connection between the nipples and the plastic liner. Additionally, the nozzle is mounted on the third planar area to be in communication with the pneumatic room.

Abstract: A plastic bottle includes an expanded blow-molding preform of plastic film. The expanded preform has a base configured to support the bottle in a free-standing upright position, a neck containing a fitment, and seams including only a single full-height seam extending from the base to the neck.

Abstract: A boss for a pressure vessel has a flange. The flange includes an interior keyway having an inner sidewall and a plurality of bores disposed on the inner sidewall. A pressure vessel includes a main body section and an end section. The end section includes a boss and the boss includes a flange. The flange includes an interior keyway having an inner sidewall and a plurality of bores disposed on the inner sidewall. In another aspect, a pressure vessel includes an outer shell, and inner liner and a boss including a flange with an exterior side and an interior side. The liner is mechanically integrated with the flange via a plurality of anchors, each anchor contacting the flange only on the interior side. A method of forming a pressure vessel includes providing a boss having a flange. The flange has an interior keyway having an inner sidewall and a plurality of bores disposed on the inner sidewall.

Abstract: The invention relates to a vessel for holding liquids and process for vessel assembly. The liquid-holding vessel can be assembled from film parts that have been thermoformed and heal-sealed together to form a closed vessel attached to a closure such as a weldspout fitment.

Abstract: Disclosed is a synthetic resin container provided with an inverting, foldback bottom wall that can maintain a stable, self-supporting position while being able to minimize the amount of residual contents, and that can be formed by blow-molding, etc., and maintain the favorable producibility or low cost of the past. The synthetic resin container is provided with a bottom wall that forms the bottom of the container, and a drum section that is united to the perimeter of the bottom wall and forms a filling space M for contents on the inside, and is a synthetic resin container wherein a raised bottom is formed by inverting and folding back said bottom wall toward said drum section. Said drum section has a lower peripheral wall that touches or approaches the outer wall part of said bottom wall and forms a self-supporting base by the inversion and folding back of said bottom wall.

Abstract: The invention relates to a novel composition comprising at least one polyphthalamide reactively extruded with at least one other polyamide, a polyester, and a modifier. The composition can be further modified with fillers to add increased strength. Other additives such as colorants, flame retardants, and UV degradation inhibitors are also contemplated. This composition exhibits superior barrier to organic vapors, impact strength and heat distortion temperatures. Also disclosed are articles using this novel composition such as fuel tanks for gasoline engines used to power lawn mowers and garden machinery.

Abstract: A dispensing system is provided that includes a vessel having a base portion with an aperture, and a dispenser containing a control system. The dispensing system controls the flow of a liquid into the vessel to provide for a rapid fill.

Abstract: A crate comprises a bottom and two respective pairwise opposing side walls and end walls, wherein at least one end wall comprises a thinned portion, and wherein the thinned portion is adapted to allow the user to cut the end wall for providing an inspection opening.

Abstract: A crate comprises a bottom and two respective pairwise opposing side walls and end walls, each side wall comprising a plurality of vent holes in a region extending along a horizontal direction of the side wall, and each end wall comprising a grip hole, wherein the region is a distance away from a corner of the crate, the distance being equal to the distance the grip hole is away from the same corner of the crate, and wherein a height of the region is equal to the height of the grip hole.

Abstract: Dual piezoresistive transducers formed into a single silicon die, are anodically bonded to a pedestal. Two separate pressure ports extend through a plastic housing. The port openings inside the housing are surrounded by a groove having a shape and size that accepts the pedestal. A thin, liquid adhesive is deposited into the groove and allowed to level out. The pedestal is placed into the adhesive and embeds itself therein. Adhesive overflow into the ports is avoided by dimensioning the groove and depositing an amount of adhesive that will fill the groove but not overflow when the pedestal is placed therein. Once the adhesive cures, the adhesive bond strength is greater due to the adhesive being in shear relative to the groove side walls and pedestal sidewalls. The grooved structure provides an apparatus and methodology for precise die mounting and media sealing.

Abstract: A vessel and method for forming the vessel is disclosed, the vessel having a hollow liner, at least one boss, and a filament wound outer shell, wherein at least a portion of the hollow liner if formed by at least one of an co-extrusion blow film molding process, a thermoplastic foiling process, and a coating process.

Abstract: A pressure vessel for storing a fluid, the pressure vessel including an annular inner boss having an inner surface and an outer surface, the inner surface forming a passage adapted to receive a utility device therein, wherein the inner boss includes a liner channel formed intermediate the inner surface and the outer surface, a vessel liner having a portion thereof disposed in the liner channel of the inner boss, and an outer boss secured to the outer surface of the inner boss.

Abstract: A closure assembly for a container including an internally-threaded annular flange, an externally-threaded closure plug that is received by the annular flange, and an annular gasket positioned between the annular flange and the closure plug for establishing a sealed interface. The container includes a container end panel that is formed over and around a portion of the annular flange and provides an inner axial wall that is positioned between the annular flange and the annular gasket. The clearance between the closing plug and the inner axial wall relative to the size of the annular gasket determines the degree of radial compression of the annular gasket as the plug is threaded into the flange. A radial lip of the plug is designed to contact an upper surface of the container end panel that is formed over the flange as a visual indication when the required tightening torque of the plug within the flange has been reached.

Abstract: A glue pan includes a pan body defining therein a holding chamber for holding a glue, and an adjustment member mounted in a through hole on the bottom wall of the pan body and having an overflow hole for guiding an excessive amount of the glue out of the holding chamber of the pan body and vertically adjustable relative to the pan body to regulate the capacity of the holding chamber in holding the glue.

Abstract: A device housing for an electronic device is provided. The device housing includes a substrate and assembling members protruding from the substrate. The substrate includes a fiber member, a metal member embedded within the fiber member, and a transparent resin layer formed on the fiber member. The fiber member defines openings. The assembling members extend through the openings and connect with the metal member. A method for making the present device housing is also provided.

Abstract: The present invention is an apparatus with flexible membrane for oil storage and transportation, comprising of outer wall, installation opening, blocking cover, oil inlet, oil outlet and breathing orifice. The membrane is arranged in outer wall and fixed in the installation opening or the fixing part of outer wall. The rest of membrane is separated from outer wall. Valve and quick coupling are arranged in both oil inlet and oil outlet. The chamber made of membrane stores the oil in a sealed condition to let the breathing take place outside the membrane so as to prevent direct breathing of oil with air, reduce breathing loss, protect the environment, minimize oxidation of oil, prevent water from entering oil and improve the quality of oil. Also, it prevents oil vapor from mixing with air to improve the safety of storage and transportation as well as reduce the risk of fire and explosion. The flexible structure of the membrane facilitates the resistance to impact and other outer forces.

Abstract: An elastomeric dispensing container for a fluid includes an elastomeric receptacle defining a chamber therein and having an integrally formed gasket extending radially from an opening formed on a lower end and a receptacle neck providing communications between the chamber and the opening, a relatively rigid sleeve disposed concentrically about the receptacle neck having a sleeve neck with a lower face adjacent to the integral gasket, a cap having a lid covering the receptacle opening and the integral gasket with a dispensing orifice formed therein and a cap neck extending from the lid disposed concentrically about the sleeve neck, and engaging means formed on the sleeve neck and the cap neck providing removable attachment therebetween wherein the engaging means secures the integral gasket in a compressed and substantially fluid-tight state between the lid and the sleeve lower face.

Abstract: The present invention relates a shaped metal vessel comprising a shaped vessel body thin walled made of metal comprising a tapered body portion comprising an open end with integral rolled edge, a mid body portion, and a low body portion. A base seals one end of the low body, the low body blends with the mid body, and the mid body blends with the tapered body. Exemplary embodiments include an outsert fitted around the outside circumference of the tapered body proximate the open end, the outsert comprising a carry ring or carry ring edge formed around the circumference of the outsert, and a plurality of threads spirally affixed to the outer surface of the outsert to engage and secure a separate vessel closure to the shaped vessel body. Other exemplary embodiments integrally form a neck ring in the shaped vessel body.

Abstract: The present invention provides a tank including an O-ring 34 between a cylindrical mouth portion 18, which is formed in a resin liner 12 forming a tank body which is to be filled with gas, and a ferrule member 20 which is mounted on an inner peripheral side of the mouth portion 18. An insert ring 36 which is insert-molded at the time of molding the resin liner 12 is provided within the mouth portion 18. The insert ring 36 includes a plurality of communication holes 38 which communicate between the inner peripheral side and an outer peripheral side thereof.

Abstract: A method of manufacturing and filling kegs with beer in a keg filling plant, which keg filling plant is disposed within a single building. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner.

Abstract: A hopper system for both delivery and reclamation of bulk abrasives includes a closed, vacuum rated container with an inlet port with a hatch which is moveable between an open position for gaining access to the interior of the container and a closed position for closing the container. At its lower end there is an outlet port for releasing the contents of the container. The outlet port includes a valve which is moveable between open and closed positions for controlling the flow of contents from the container. The hopper system includes a connector for attaching a vacuum source to the container and in communication with the interior of the container and a reclamation inlet in the container and communicating with a reclamation line for drawing abrasives into the interior of the container when the vacuum source is attached to the container.

Abstract: The invention relates to a tube end (2) made of plastic formed in a single piece and made by a moulding method; end comprising a first cylindrical wall (7) comprising a thread (8) on its outer surface and a second, smaller, cylindrical wall (9) placed inside the first cylindrical wall (7), the two cylindrical walls (7, 9) being coaxial, the inner face of the second cylindrical wall (9) comprising a discontinuous thread (10, 11) defined by a series of sectors (10) and interruptions (11). The invention also relates to a device and a method for the manufacture of the tube end.

Abstract: A plastic beer keg includes an outer container and an inner liner. A removable lid is secured over an opening to the container to enclose the liner. The liner includes a neck portion and a body portion. A head contact member transfers axial forces imparted by handling equipment away from the neck portion.

Abstract: A transport/storage tray is made by injecting molding of plastic an upper floor panel formed with an array of throughgoing holes and a separate lower floor panel with an array of throughgoing holes. Then the upper and lower panels are juxtaposed with each of the holes of the upper panel aligned with a respective one of the holes of the lower panel, and the two panels are welded together.

Abstract: The present invention is directed to a seal system for sealing a storage tank such as a liquid or air storage tank. In accordance with the preferred embodiment, the seal system includes a radial valve body that is disposed within a circular spring energizer, together which are disposed within a boss member. The spring energizer and the boss member are separated by a non-bonded liner. Various radial seal members are placed within the inner surface of the boss member to ensure the seal, and the seal system is installable to the top portion of a liner of a storage tank.

Abstract: An externally threaded closure plug for tightly closing off the internally threaded opening in shipping and storage containers such as drums, pails and the like. The plug is formed as a cup having a bottom wall and threaded cylindrical sidewall terminating in a circumferentially enlarged rim. Immediately beneath the rim of the plug is a gasket seat defined by the undersurface of the plug rim, the plug sidewall and an annular gasket retaining lip lying in a plane parallel to the undersurface of the plug rim. In use, the plug is screwed into and out of a container wall opening, having an internally threaded portion and an unthreaded portion, the sealing gasket being compressed between the unthreaded opening portion and the plug gasket seat and lying in close proximity to the internal thread. The gasket seat acts to prevent interengagement of the sealing gasket and the opening internally threaded portion.

Abstract: A pallet container for the storage and transport of liquid or free-flowing goods, includes a thin-walled inner container of thermoplastic material, a tubular lattice frame closely surrounding the inner plastic container in the form of a support jacket, and a bottom pallet upon which the inner plastic container rests and with which the tubular lattice frame is securely fixed. The inner plastic container includes for withdrawal of liquid goods at the lower side, approximately in mid-section in a side wall near its bottom a blown, calibrated tubular pipe for allowing attachment of a closeable discharge fitting which is fixedly welded with its tubular housing to the calibrated tubular pipe of the inner container.