Maisano Joseph A, Zdrok Joseph Z, Krusas James J: Disposable respirator. American Optical, February 23, 1983: GB2103491-A (56 worldwide citation)

A foldable respirator fabricated from a continuous multilayered web of its composite materials and offering optimum edge-to-face seal with avoidance of inhalation collapse during use.

Anderson Ian Mcarthur: Method and system for aseptically filling a container with fluid.. Wrightcel, February 23, 1983: EP0072699-A1 (54 worldwide citation)

A method and system for aseptic-filling of containers. The flexible containers (1) are presterilized and a rupturable membrane (41) covers the inlet to the container, The filling head (20) includes a recess (46) below the outlet valve (22) and this recess is closed by the rupturable membrane when th ...

Persson Per Olof G, Goterdal Gote A: A low-profile weigh scale. Flintab Vaagsystem, February 23, 1983: GB2103809-A (43 worldwide citation)

A device, particularly suited for weighing loads carried on pallets, featuring a low-profile, non-platform, U-shaped, shear-beam load cell scale adapted to receive a load moved by a pallet mover. The forks on the pallet mover can be lowered to the point where they are free of contact with the loaded ...

Robinsky Eli Ivan: Filtering apparatus and a method of filtering a liquid-solids suspension.. Robinsky Eli I, Laing David Harkness, February 23, 1983: EP0072672-A2 (41 worldwide citation)

A filtering apparatus including a thickener tank (1) having tubular filter units (5) suspended therein. A liquid-solids suspension is supplied to the tank (1) and an overflow pipe (9) is spaced in a filtrate compartment (3) above the filter units (5) for draining a filtrate liquid from the tank (1). ...

Miyadera Tetsuo Chemical Resea, Sugimura Yukio Chemical Resear, Hashimoto Toshihiko Chemical R, Tanaka Teruo Chemical Research, Iino Kimio Chemical Research L, Sugawara Shinichi Research Ins, Shibata Tomoyuki Chemical Rese: Carbapenem derivatives, their preparation and compositions containing them.. Sankyo, February 23, 1983: EP0072710-A1 (37 worldwide citation)

Compounds of the formula: wherein: R represents a hydrogen atom, a C2-3 alkyl group, a 1-hydroxyethyl group or a 1-hydroxy-1-methylethyl group; R represents a group of formula: in which, X represents a hydrogen atom, an alkyl group, a cyanoalkyl group, a haloalkyl group, an alkoxyalkyl group, an alk ...

Massari Berardo: System for the production of tape cassettes, cartridges or the like. Massari B, February 23, 1983: GB2103865-A (28 worldwide citation)

An electronico-mechanical automatic system for the production of audio and/or video tape cassettes, cartridges or the like comprises a central memory store (25) of pieces for recording on the cassettes, cartridges or the like, a computer (11, 12) with an input device (13) for pre- recorded instructi ...

Wisotsky Max Jay, Bloch Ricardo Alfredo, Brownawell Darrell William, Chen Frank Joung Yei, Gutierrez Antonio: Improved succinimide lubricating oil dispersant.. Exxon Research Engineering Co, February 23, 1983: EP0072645-A2 (25 worldwide citation)

There is disclosed an improved lubricating oil dispersant suitable for both gasoline engine and diesel engine lubricating oil, the dispersant being prepared in a sequential process whereby a polyolefin succinic anhydride is reacted first with an alkylene polyamide and subsequently with maleic anhydr ...

Bernardi Luigi, Temperilli Aldemio, Brambilla Enzo: Ergoline derivatives. Erba Farmitalia, February 23, 1983: GB2103603-A (25 worldwide citation)

A process is provided for preparing ergoline derivatives I substituted phenyl, unsubstituted phenyl, (CH2)nN(CH3)2 wherein n is an integer, R5 = any of values of R6 or H, pyridyl, pyrimidyl, pyrazinyl, pyridazinyl, thiazolyl or thiadiazolyl. The process comprises condensing an ergoline amide (I; 8-s ...

Liveyns Robert W, Gilles Daniel, Arickx Marcel: Process for the preparation of purified bacterial capsular antigenic polysaccharides, the obtained products and their use.. Smith Kline Rit, February 23, 1983: EP0072513-A2 (24 worldwide citation)

1. Process for the preparation of an antigenic capsular bacterial polysaccharide from a culture medium or a solution containing it comprising at least one precipitation step by formation of a complex between a polyionic derivative of the medium - which polyionic derivative is at least said polysacch ...