Abstract: The diamond surface polishing method according to the present invention involves polishing a polished object, the surface of which is made of diamond, by rubbing a polishing member having an elongated shape such as a linear or belt-like shape and containing at least a metal or a metal oxide against the diamond surface, wherein a pressing force of the polishing member is controlled in accordance with material properties of the polishing member and/or a shape of the polished object and a diamond crystal size in a rubbing section so that contact surface pressure in a machining area becomes uniform.

Abstract: A method of extracting underground resources including a step of mixing hydrolysable particles and a proppant to an aqueous dispersion fluid, and introducing the fluid with pressure into an ore chute formed under the ground, wherein as the hydrolysable particles, use is made of spherical particles that include a hydrolysable resin of a weight average molecular weight (Mw) of not less than 5,000 and, specifically, not less than 10,000, and that have an average particle size (D50) in a range of 300 to 1,000 ?m, and a circularity of a short diameter/long diameter ratio of not less than 0.8. The spherical particles have a hyrolysable capability, a circularity and a particle size adapted to the hydraulic fracturing.

Abstract: A pouring fitting having a flow passage for flowing fluid substance 100, wherein said flow passage is forming a liquid-permeable surface 110 in at least the tip portion thereof that serves as a pouring port. The pouring fitting has markedly improved slipping property and non-adhering property for liquid or paste-like fluid substances.

Abstract: A method of transferring a liquid between multiple containers in cell culture. A first container of multiple culture containers each having a port for transferring content, a three-way stopcock and a medium supply container having one port are connected by a tube, and one pump is arranged therebetween; when the number of containers in the multiple culture containers is two, the three-way stopcock and a second culture container are connected by a tube; when the number is three or more, a three-way stopcock is newly provided between the immediately connected culture container and the three-way stopcock, and connection of the newly provided three-way stopcock and a subsequent culture container by a tube is repeated, whereby all culture containers are connected to the three-way stopcock; and the culture medium is transferred from the medium supply container to each container in the multiple culture containers via the three-way stopcock by the pump.

Abstract: A bottom surface of a container (1) formed of a flexible material is partially raised to be partitioned it into plural compartments (10), and cells are cultured in each compartment (10). In due time, the compartments (10) are removed to expand a culture area in the container. As a result, the cell density at the time of culture can be maintained at an appropriate level, and an operation of transferring cells from one culture container to another culture container at the time of proliferating cells in a large amount can be eliminated, whereby damage on cells and risk of contamination can be reduced.

Abstract: A polylactic acid formed body including a polylactic acid base material (1) and a hydrocarbon film (3) vapor-deposited on the surface of the base material by a plasma CVD method. The polylactic acid base material (1) exhibits a sharp X-ray diffraction peak in which a half-width of peak appearing in the 10°-25° wide angle X-ray measurement is not more than 1.22°, and the hydrocarbon film (3) is vapor-deposited on the surface of the polylactic acid base material (1), and includes two layers of a high CH2 layer (3a) having a ratio of CH2 per the total of CH, CH2 and CH3 of not less than 40% and a low CH2 layer (3b) formed on the high CH2 layer (3a) and having a ratio of CH2 per the total of CH, CH2 and CH3 of not more than 35%.

Abstract: Provided is a bag making apparatus with a simple configuration that: prevents fluctuations in tension, slippage of seal positions, and meandering or skewing of a web of film; allows the setting of precise initial conditions; reduces or makes unnecessary monitoring, and time and structures for adjustment; allows increased feed rate; and improves production efficiency. The bag making apparatus for packaging containers comprises: a tension control unit for controlling the continuous feed rate according to the values detected by a tension sensor of a tension detection roll; an optical detection unit for simultaneously recognizing multiple marks provided on the surface of the web of film at the respective positions thereof; a skewing correction unit; and a seal position correction unit for adjusting the positions of multiple sealing units in the feed direction.

Abstract: A polyoxalate copolymer that includes main ester units of oxalate linked together like a straight chain, and branched ester copolymer units derived from a trifunctional or more highly functional alcohol or an acid. The polyoxalate copolymer initially undergoes the hydrolysis in a suppressed manner.

Abstract: A peracetic acid type sterilizing composition solution containing peracetic acid, acetic acid, hydrogen peroxide and catalase enzyme, wherein said sterilizing solution has a pH in a range of 2.6 to 5.0, said catalase enzyme is contained in an amount of 0.1 to 10 ?g/ml, the concentration of said peracetic acid is 500 to 10,000 ppm, and the concentration of said hydrogen peroxide is less than 500 ppm. The concentration of the hydrogen peroxide can be efficiently decreased due to the catalase enzyme that is added in small amounts thereby suppressing the bubbling caused by the addition of the catalase enzyme.

Abstract: An object of the present invention is to provide a rotationally driving mechanism that is capable of rotating a plurality of rotational shafts while continuously moving the rotational shafts without requiring a special driving device or control device, and is capable of appropriately changing a rotation speed with a simple configuration, and to provide a film label attaching apparatus. The rotationally driving mechanism includes a movable driven member 103 that includes a driven mechanism 105 in a tapered portion 104 and is coupled to a rotational shaft 112, and a driving member 101 that is disposed along a movement direction of the driven member 103 and includes a transmission mechanism 102 in an inclined portion 115. The transmission mechanism 102 is disposed to face an appropriate position of the driven mechanism 105.

Abstract: A method of extracting the underground resources by pressurizing a fluid filled in an ore chute in which cracks are formed and by, further, forming or growing the cracks, the underground resources being extracted through the cracks, wherein a hydrolysis-blocking agent is introduced with pressure into the fluid to block a diverting agent that works to temporarily close the cracks.

Abstract: In an optical coupler in which optical fibers with GRIN lenses, each having an optical fiber and a GRIN lens joined coaxially, are disposed to face each other coaxially, with a preset inter-lens distance WD being provided, and to couple transmission light of one of the optical fibers with GRIN lenses to the other one of the optical fibers with GRIN lens, an intermediate position of the inter-lens distance WD is set to match a beam waist position of light with a shortest wavelength ?m out of the transmission light, and a lens length z along an optical axis direction of the GRIN lens is set in accordance with a bottom of a coupling loss due to a distance-shift D of a beam waist position of light with a wavelength ?i different from the ?m out of the transmission light.

Abstract: An ink for ink-jet printing used for ink-jet printing images onto the ink non-absorptive surfaces of cylindrical containers, and comprising at least a water-soluble solvent, a coloring material, a surfactant, a thickener and/or a binder resin, the coloring material being contained in an amount of 5 to 20% by weight, the surfactant in an amount of 0.1 to 5% by weight, the thickener in an amount of not more than 10% by weight, and the binder resin being contained in an amount of not more than 30% by weight. Owing to its ink-jet printability, the ink for ink-jet printing of the invention can be favorably used for printing images on the non-absorptive cylindrical containers such as seamless cans that are used for containing beverages and foods.

Abstract: A hydroponic system (1) is provided with a light-collecting apparatus (3) having a pair of reflecting plates (31a) that are vertically arranged in parallel with a culture surface (23) of a culture panel (21) of a hydroponic unit (2). During a process in which natural light taken from a light-collecting opening (30) propagates while repeatedly reflected by opposing reflecting surfaces of a reflecting plates (31a), by allowing seedlings p that are transplanted into the culture panel (21) to be irradiated with the light through a light-emitting hole (32) bored in the reflecting plate (31a), a culture object can be grown efficiently at a low cost by taking natural light from the outside.

Abstract: A vacuum heat insulating material including a core material and a sheath for covering the core material, the interior thereof being sealed to maintain a reduced pressure therein, wherein the sheath includes a gas-barrier laminate that has at least a heat-melt-adhesion layer, a vapor-deposited layer and a gas-barrier material, and the gas-barrier material has a gas-barrier layer that includes a polycarboxylic acid type polymer and contains a monovalent metal element in an amount of not more than 1.4% by weight, a polyvalent metal element in an amount of at least not less than 5.0% by weight, and a nitrogen element in an amount of 0.01 to 3.0% by weight per the total weight of nitrogen and carbon. The vacuum heat insulating material has excellent heat insulating capability and gas-barrier property, and sustains excellent heat insulating capability over extended periods of time as well as excellent flexibility and waterproof property.

Abstract: A stretched and foamed plastic formed body forming, in at least a portion thereof, a foamed region which incorporates foamed cells therein, wherein the foamed cells have a flat shape with a maximum thickness of not more than 30 ?m and an average aspect ratio of not less than 4 as viewed in cross section of the formed body perpendicular to a direction in which the formed body is stretched to a maximum degree, and a non-foamed plastic skin layer having no foamed cell distributed therein is formed on the outer surface of the foamed region. The formed body is, further, blended with a non-lustrous pigment as the coloring agent, which is different from a lustrous pigment such as flaky pigment, and exhibits a metal color over the foamed region thereof. The foamed formed body exhibiting a metal color and, specifically, a gold color or a silver color is thus provided without using any expensive lustrous pigment such as metal powder pigment or flaky pigment.

Abstract: A culture container for activating lymphocytes includes immobilized anti-CD3 antibodies and an anti-CD3 antibody solution including anti-CD3 antibodies, wherein the culture container is formed in a bag-like shape and is formed of a soft-packaging material, the immobilized anti-CD3 antibodies are immobilized at a density of 10 to 300 ng/cm2 on one surface of opposing inner surfaces within the container, and the anti-CD3 antibody solution is enclosed in the container in an amount of 0.25 to 400 ng of the anti-CD3 antibodies in 0.1 to 800 ?l of the solution per 1 cm2 of a culture surface formed of the one surface.

Abstract: A method for trimming a rectangular container and an apparatus trimming a rectangular container are provided, by which an appropriate cut surface with a possible crack or burr suppressed can be obtained when a rectangular container is trimmed. When a punch cutter is initially allowed to cut into a rectangular tubular portion of an untrimmed rectangular container, the punch cutter is inclined relative to a thickness direction of a cut area of the rectangular tubular portion, and then, the punch cutter is circumferentially moved along a trim line on the rectangular tubular portion to cut the rectangular tubular portion.

Abstract: To provide an oxygen-absorbing polyester resin composition which exhibits excellent oxygen-absorbing capability even in the absence of transition metal catalyst without affected by the glass transition temperature of a polyester resin that is contained as a base resin. The oxygen-absorbing polyester resin composition including a base resin (A) which is a polyester resin, an oxygen-absorbing component (B) which is a compound having an unsaturated alicyclic structure, and an oxidation promotion component (C) for promoting the oxidation of the oxygen-absorbing component (B), said oxidation promotion component (C) being a compound having a benzyl hydrogen.

Abstract: A cell culture apparatus including cell culture units U and a measurement part (5). The measurement part (5) is provided with an imaging part (51) and is disposed so as to be capable of moving up and down between a back panel part (21) of a casing (2) and a culture container accommodating shelf (32). When the measurement unit (5) reaches a measurement position of each cell culture unit U which is a measurement subject, the culture container accommodating shelf (32) slides toward the measurement unit (5) so that portions to be measured of culture containers U20, U30 in each cell culture unit U come in an imaging range of the imaging part (51).