1
Phosphite esters of hindered phenols. Ashland Oil, June 13, 1973: GB1320169-A (30 worldwide citation)

1320169 Phosphite esters of hindered phenols ASHLAND OIL Inc 16 June 1970 [16 June 1969] 29213/70 Heading C2P [Also in Division C3] The invention comprises a phosphite ester in which at least one of the available bonds on the phosphorus atom is connected to a bisphenol through the oxygen remaining a ...


2
Documents including means carrying information to prove the genuineness of the document. Landis & Gyr, June 13, 1973: GB1319928-A (16 worldwide citation)

1319928 Credit cards; security paper &c LANDIS & GYR AG 14 Mareh 1972 [23 March 1971] 11797/72 Heading B6A A credit or identity card, travel ticket or bank note includes a film 2 carrying verifying information in the form of microscopic apertures 3, 4, 5. The apertures may be circular, square or obl ...


3
Aerofoil-shaped blade for a fluid flow machine. Secr Defence, June 13, 1973: GB1320539-A (12 worldwide citation)

1320539 Turbomachine blades DEFENCE SECRETARY OF STATE FOR 8 Dec 1971 [10 Dec 1970] 58701/70 Heading F1T A blade, e.g. for the compressor of a gas turbine engine, comprises a hollow leading portion 11 and a laminated trailing portion 12 separated by an internal wall 16 about which the leading portio ...


4
Composite material consisting a glass and plastics film. Kalle, June 13, 1973: GB1319846-A (11 worldwide citation)

1319846 Coated glass foil KALLE AG 4 Nov 1970 [6 Nov 1969] 52471/70 Heading B2E [Also in Divisions B5 and F2] A flexible composite material consists of a glass foil ranging in thickness from 4 to 200Ám coated on one or both surfaces with plastics material of thickness from 2 to 200Ám. When both surf ...


5
Aluminium alloys. Atomic Energy Authority, June 13, 1973: GB1320271-A (10 worldwide citation)

1320271 Aluminium base alloy UNITED KINGDOM ATOMIC ENERGY AUTHORITY 28 Jan 1972 [29 Jan 1971] 3437/71 Heading C7A An aluminium base alloy comprises:- Cu 3À5-5% Mg 0À2-1% Mn 0À3-1À5% Si 0À5-1% and Ag 0À1-1%, the balance apart from impurities, of which Fe must not exceed 0À7% and B, Be, Cd, Ge, Si, Ti ...


6
Air-conditioning system for a room. Messier Fa, Henri Faure Entreprise, June 13, 1973: GB1320534-A (10 worldwide citation)

1320534 Ventilation systems MESSIER and ENTREPRISE HENRI FAURE 12 Oct 1970 [10 Oct 1969] 48390/70 Heading F4V A ventilation system for a room containing a computer cabinet 2 comprises an air treatment plant 7 communicating through ducts 11, 16, respectively, with nozzles 12 in an apertured false cei ...


7
Photographic material. Ilford, June 13, 1973: GB1320565-A (10 worldwide citation)

1320565 Photographic silver halide materials ILFORD Ltd 3 May 1971 [12 May 1970] 22976/70 Heading G2C A photographic material comprises at least one photographic silver halide emulsion layer or at least one emulsion layer which contains a developed silver image and as a protective supercoat layer a ...


8
Installation channel for electric cables. Tehalit Kunststoffwerk, June 13, 1973: GB1320073-A (8 worldwide citation)

1320073 Cable conduits TEHALIT KUNSTSTOFFWERK GmbH 17 June 1971 28344/71 Heading H2C A cable channel of rectangular cross-section has grooves 8 to support barriers 9, both the side walls 2, 3 of the channel and the barriers 9 having slots 6, 11 in their free edges to cooperate with clamps 7. Each cl ...


9
Purification of water and natural gas. Cryoplants, June 13, 1973: GB1320134-A (8 worldwide citation)

1320134 Purifying water CRYOPLANTS Ltd 19 Aug 1970 [27 Aug 1969] 42714/69 Heading C1C Impure water, e.g. sea water, and natural gaseous hydrocarbon mixtures containing condensable impurities are simultaneously purified by using the gaseous mixture as a refrigerant in a direct contact heat exchange p ...


10
Enzyme-activated oxidative process for colouring hair. Procter & Gamble, June 13, 1973: GB1320250-A (7 worldwide citation)

1320250 Hair dyeing PROCTER & GAMBLE CO 9 Nov 1971 [9 Nov 1970] 51978/71 Heading D1B Hair is dyed by treating with a solution containing 0.01ppm to 500ppm of an oxidase enzyme selected from laccase, lactate oxidase, glucose oxidase, galactose oxidase, L-2 hydroxyacid oxidase, aldehyde oxidase, monoa ...