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Production of acetylene and vinyl chloride from ethylene dichloride. John Philip Baxter, William Arthur Meredith Edward, Ramsay Middleton Winter, Ici, December 17, 1931: GB363009-A (27 worldwide citation)

Acetylene or vinyl chloride is obtained by subjecting ethylene dichloride to a temperature of at least 800 DEG C., or to a substantially lower temperature in the presence of hydrogen chloride or of an inert diluent such as steam. Preferably the ethylene dichloride is heated to a temperature between ...


2
Improvements in wound dressings. Beiersdorf & Co, December 17, 1931: GB363255-A (7 worldwide citation)

Relates to a wound dressing of the kind in which an antiseptic gauze compress is mounted on an adhesive plaster and is provided with a layer of metal, particularly silver. According to the invention, the silver is attached to, or formed on, the side of the gauze compress that faces the wound, and th ...


3
Improvements in heating and ventilating apparatus. Alexander William Stewart, December 17, 1931: GB363152-A (6 worldwide citation)

363,152. Ventilating and heating apparatus. STEWART, A. W., 150, Helen Street, Govan, Glasgow. Jan. 1, 1931, No. 31. [Class 137.] A ventilating and heating unit comprises a prismatic box 7 adapted to be set in a wall or like opening, within which is rotatably mounted a cylindrical casing 4 housing a ...


4
Improvements in hydraulic couplings, gears or brakes. Johann Nikolaus Kiep, December 17, 1931: GB363169-A (5 worldwide citation)

363,169. Brakes. KIEP, J. N., 22, Reichskanzlerstrasse, Hochkamp, Altona, Germany. Jan. 13, 1931, No. 1169. [Class 103 (i).] A container which may receive temporarily all or nearly all the working liquid of a hydraulic coupling, gear, or brake, communicates with the periphery of the driving or drive ...


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Improvements in or relating to garment hangers. Lazarus Spira, December 17, 1931: GB363126-A (4 worldwide citation)

363,126. Garment hangers. SPIRA, L., 154, Sutherland Avenue, Maida Vale, London. Dec. 11, 1930, No. 37384. [Class 52 (v).] A folding coat hanger consists of two parts a, b connected, by a hinge c, a suspending hook e being pivoted in the bifurcated end of one part and formed with a bulge e which, wh ...


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Improvements in or relating to cooling towers for water or other liquids. Ove Nyquist Arup, Rudolf Christiani, Aage Nielsen, December 17, 1931: GB363016-A (4 worldwide citation)

363,016. Cooling towers. ARUP, 0. N., Derrylands, Waldron Road, Harrow, Middlesex, CHRISTIANI, R. and NIELSEN, A., (trading as CHRISTIANI & NIELSEN), 72, Victoria Street, London. Sept. 23, 1930, No. 28481. [Class 29.] A water &c. cooling-tower comprises a framework of rigid concrete or metal, e.g. r ...


8
Improvements in or relating to shoes and the like. C W Horrell, William Mccarthy Horrell, December 17, 1931: GB363008-A (4 worldwide citation)

363,008. Boots &c. HORRELL, Ltd., C. W. and HORRELL, W. M., Rushden, Northamptonshire. Sept. 19, 1930, No. 28058. [Class 17 (ii).] Athletic and like wear; construction and fastening.-A supporting member 3 is secured on one or both sides of a boot or shoe, more especially those for sports wear, at th ...


9
Improvements in and relating to the catalytic treatment of hydrocarbons at high temperatures. British & Dominions Feralloy L, James Warwick Bampfylde, December 17, 1931: GB364043-A (4 worldwide citation)

Hydrocarbons are subjected to thermal treatment in chambers containing surfaces of an alloy of iron containing 9-30 per cent of aluminium, and which may contain up to 6 per cent of chromium. Alloys having 10-16 per cent of aluminium are preferred. The alloys may be in the form of tubes, vessels, net ...


10
Improvements relating to tooth or other brushes. Louis Henri Paul Leclerc, December 17, 1931: GB363270-A (3 worldwide citation)

363,270. Brushes. LECLERC, L. H. P., 15, Avenue Perrichon, Paris. April 23, 1931, No. 12026. Convention date, May 2, 1930. [Class 19.] Rubber securing means 5, 6 for holding bristles 4 in brush stocks are provided with collars 7 which are wedged into the stock by the bristles. In the modified form s ...



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