Abstract: A powder sterilization method for sterilizing powder, in particular an active pharmaceutical ingredient in powder form or food in powder form, using fluid vapor, in particular steam. According to the invention, the fluid vapor is applied to the powder in an evacuated treatment chamber (3), in particular it is applied to the powder during its free fall along a drop section (7), in particular in countercurrent.

Abstract: The invention relates to a filling and/or emptying apparatus (1) and to methods for filling and/or emptying flexible containers (5), particularly sacks, with in particular hazardous, loose substances, preferably in powder form, comprising a filling and/or emptying neck (2) with an open end portion and at least one deformable disposable fastening ring (9), wherein the disposable fastening ring (9) is designed in relation to the internal diameter of the filling and/or emptying neck (2) such that once a container edge (7) is folded over around the fastening ring, preferably from radially inside to the outside, it is possible to insert, particularly to insert manually, the disposable fastening ring (9) in an end portion of the filling and/or emptying neck (2) so that the disposable fastening ring (9) is arranged substantially concentrically with the filling and/or emptying neck (2), and a radially outer fold-over portion (8) of the container edge (7) is arranged and/or clamped between an inner surface of the fill

Abstract: The invention relates to a discharging apparatus for discharging loose and in particular pulverulent material that is hazardous to health from rigid or flexible containers (12), in particular bags and barrels (13), comprising a discharge chamber (2) which has a discharge opening (5) for discharging the material after removal from a container (12) and which additionally has an insertion opening (3) for at least partial insertion of a container (12) into the discharge chamber (2). According to the invention, the discharge chamber (2) has a ventilation opening (4) which is arranged at a side of the discharge chamber (2) opposite the insertion opening (3) and which is connected to pump means (10) in such a way that an air stream can be generated inside the discharge chamber (2), which causes a laminar air flow starting from the insertion opening (3) and leading in the direction of the ventilation opening (4).

Abstract: A powder sterilization method for sterilizing powder, in particular an active pharmaceutical ingredient in powder form or food in powder form, using fluid vapor, in particular steam. According to the invention, the fluid vapor is applied to the powder in an evacuated treatment chamber (3), in particular it is applied to the powder during its free fall along a drop section (7), in particular in countercurrent.

Abstract: A minimal-amount powder metering device (1) for pharmaceutical or chemical applications, for metering powder volumes of less than 1 cm3, comprising a metering chamber (3) which is delimited by a surrounding wall (9) and which can be connected to a vacuum source (28) for suctioning powder in order to fill the metering chamber (3) with powder to be metered, filter means for retaining powder in the metering chamber (3) during a suctioning process being associated with the metering chamber (3), including the filter means are formed by the surrounding wall (9) and including at least one suction opening (12, 13) which serves to retain the powder in the metering chamber (3) and through which a vacuum can be applied to the metering chamber (3) is formed in the surrounding wall (9).

Abstract: A minimal-amount powder metering device (1) for pharmaceutical or chemical applications, for metering powder volumes of less than 1 cm3, comprising a metering chamber (3) which is delimited by a surrounding wall (9) and which can be connected to a vacuum source (28) for suctioning powder in order to fill the metering chamber (3) with powder to be metered, filter means for retaining powder in the metering chamber (3) during a suctioning process being associated with the metering chamber (3), including the filter means are formed by the surrounding wall (9) and including at least one suction opening (12, 13) which serves to retain the powder in the metering chamber (3) and through which a vacuum can be applied to the metering chamber (3) is formed in the surrounding wall (9).

Abstract: A powder metering apparatus (1) having a metering chamber (2) which defines a powder metering volume (3) and can be emptied through an outlet opening (11), wherein, in order to draw in powder (9) from a powder supply line (10) through a diaphragm (5) which bounds the metering chamber (2), a negative pressure (8) can be applied to the metering chamber (2). The diaphragm (5) is arranged such that the latter can be adjusted relative to the outlet opening (11) in order to set the powder metering volume (3) and/or to empty the metering chamber (2).

Abstract: A device for pneumatic treatment of powder materials in a recipient chamber (22), with introduction of two material streams into the above through two inlet tubes (40, 40a), optionally in a counter-current and/or approximately tangential sense and swirled in the recipient chamber (22). The material streams are for introduction at roughly the same level in the container and the tracks thereof are interleaved. The material streams are also introduced at an inclination angle (w) to a radial plane (E) of the recipient chamber (22) which is inclined downwards.

Abstract: A powder metering apparatus (1) comprising a metering chamber (2) which defines a powder metering volume (3) and can be emptied through an outlet opening (11), wherein, in order to draw in powder (9) from a powder supply line (10) through a diaphragm (5) which bounds the metering chamber (2), a negative pressure (8) can be applied to the metering chamber (2). The diaphragm (5) is arranged such that the latter can be adjusted relative to the outlet opening (11) in order to set the powder metering volume (3) and/or to empty the metering chamber (2).

Abstract: The invention is directed at a process for enabling the packaging of a powder (32), in particular a pharmaceutical product powder, including the steps of: providing a first bag (9) from a flexible packaging material; fixing the opening (19) of the first bag (9) to a lower outlet (11) of a DCS (drum containment system) glove box (1); inside the DSC glove box (1) pulling a continuous liner (14) at a closed end of the liner (14) and inserting the liner (14) into the first bag (9), thus providing a second bag (16) inside the first bag (9); filling the second bag (16) with the powder (32), in particular through an upper opening of the DCS glove box (1); closing the second bag (16) by disconnecting the continuous liner (14); closing the first bag (9) and removing the first and second bags (9, 16) from the DSC glove box (1). Furthermore the invention is directed at an apparatus for performing the process.

Abstract: The invention relates to a method for pneumatic treatment of powder materials in a recipient chamber (22), with introduction of two material streams into the above through two inlet tubes (40, 40a), optionally in a counter-current and/or approximately tangential sense and swirled in the recipient chamber (22). The material streams are for introduction at roughly the same level in the container and the tracks thereof are interleaved. The material streams are also introduced at an inclination angle (w) to a radial plane (E) of the recipient chamber (22) which is inclined downwards.

Abstract: An apparatus for decanting pulverulent product (Q) into a receptacle (50) made of deformable material which receptacle is arranged in a container made of rigid material and is temporarily placed upstream of a lock system containing so-called glove boxes, a shaft (64) is rotatably mounted at a distance (n) from an adjustable base (B), on which shaft at least one hood designed as a glove box, at least one hood trough (80) made of metallic material, preferably of stainless steel, is fixed; at least one support plate (78) for the rigid container is attached to length-adjustable piston/cylinder units (76) at an adjustable distance from the shaft (64), the support plate being parallel to the shaft longitudinal axis (N), and the rigid container is sealingly connected at the other end to a connecting tube (34a) which projects into the hood or the hood trough (80) or the hood system.

Abstract: The invention relates to a device for suctioning a powdery product. Said device comprises a auctioning tube (1,1?) which can be connected to a pneumatic suction transfer system and a clod-breaking device comprising a worm conveyor (4) which is rotationally driven by a motor (10) via a shaft (7). The worm conveyor is located at the end of the auctioning device in a truncated housing (3). The blades of the worm conveyor are provided with teeth and the shaft (7) is provided with knives (8) downstream from the worm conveyor (4). Any clods can be broken up by the worm conveyor (4) and the knives (8) complete the work of the worm conveyor by breaking up any clusters which move beyond the worm conveyor (4).

Abstract: An apparatus for decanting pulverulent product (Q) into a receptacle (50) made of deformable material which receptacle is arranged in a container made of rigid material and is temporarily placed upstream of a lock system containing so-called glove boxes, a shaft (64) is rotatably mounted at a distance (n) from an adjustable base (B), on which shaft at least one hood designed as a glove box, at least one hood trough (80) made of metallic material, preferably of stainless steel, is fixed; at least one support plate (78) for the rigid container is attached to length-adjustable piston/cylinder units (76) at an adjustable distance from the shaft (64), the support plate being parallel to the shaft longitudinal axis (N), and the rigid container is sealingly connected at the other end to a connecting tube (34a) which projects into the hood or the hood trough (80) or the hood system.

Abstract: A device for transferring a dusty, powdery, grain-like or granular conveyed material out of a storage receptacle and into a working or transfer receptacle or a similar accommodating space. The device comprises a working chamber, which is connected to a supply line for the conveyed material, and comprises a discharge cross-section. At least one feed line for a flow medium leads into the working chamber, and a filter device is located between the flow medium and the conveyed material. The supply line for the conveyed material leads into a tubular filter space, and a filter insert, which is also tubular and delimits said filter space, is placed inside the working chamber connected to an air line and/or to a gas line. In order to accommodate the filter insert, the working chamber contains a perforated inner tube that, with a housing, which delimits the working chamber, abuts against void.

Abstract: The invention concerns an installation for emptying casks (1) equipped with an external bag (11) and an internal bag (12) containing powdery products. It comprises a glove box (12) consisting of a bell made of a transparent material. It is provided, on its upper part, with an opening for the passage of a suction rod (3, 31, 32) equipped with sealing means between said pipe and the bell. The lower part of the bell is provided with means adapted to be urged in sealed position on the upper part of a cask (1). The bell (2) is suspended to a frame (5, 15) for its vertical displacement.

Abstract: The invention concerns an installation for emptying casks (1) equipped with an external bag (11) and an internal bag (12) containing powdery products. It comprises a glove box (12) consisting of a bell made of a transparent material. It is provided, on its upper part, with an opening for the passage of a suction rod (3, 31, 32) equipped with sealing means between said pipe and the bell. The lower part of the bell is provided with means adapted to be urged in sealed position on the upper part of a cask (1). The bell (2) is suspended to a frame (5, 15) for its vertical displacement.

Abstract: An apparatus for pneumatically conveying powder substances in a pipe system, wherein a volume is sucked in with reduced pressure and discharged with increased pressure for being passed further along, characterized in that the apparatus has within the pipe system at least one metering chamber which can be alternately filled and emptied by way of control member for metering the powder substance.

Abstract: In an apparatus for pneumatically conveying powder substances in a pipe system, wherein a volume is sucked in with reduced pressure and discharged with increased pressure for being passed further along, provided within the pipe system is at least one metering chamber, which can be alternately filled and emptied by way of a control member, for metering the powder substance. Connected to the metering chamber are on the one hand—with the interposition of a filter—a gas pressure conduit and a suction conduit and on the other hand a feed conduit and a discharge conduit.

Abstract: An apparatus for pneumatically conveying powder substances in a pipe system, wherein a volume is sucked in with reduced pressure and discharged with increased pressure for being passed further along, characterized in that the apparatus has within the pipe system at least one metering chamber which can be alternately filled and emptied by way of control member for metering the powder substance.