baber/WOPTO huggingface dataset:
Patent GB-1227328-A (GB)
IPC: E02F7/06
Filed: 1969-08-05
Abstract: 1,227,328. Slurry tanker. MITSUI SHIPBUILDING & ENG. CO. Ltd. 5 Aug., 1969 [5 Aug., 1968], No. 39191/69. Headings B7A and B7M. [Also in Division B8] A slurry tanker is provided with combined draining and filtering pipes 1 extending along the inner walls of the slurry tanks 2, and with controlled valves 9 by which water drained from the slurry is discharged into ballast tanks 8. In the embodiment shown, pipes 1 consist of frames of circular cross-section covered by filters 3 and valves 9 are remote controlled.
Patent GB-1227824-A (GB)
IPC: C09B1/28
Filed: 1968-07-05
Abstract: 1,227,824. Dyeing hair. L. O'REAL. 5 July, 1968 [5 July, 1967], No. 32185/68. Heading DIB. A composition for dyeing keratinic fibres e.g. hair comprises an aqueous solution of a dyestuff of the formula I: where n is 2-6 or an acid addition salt thereof. The composition may have a pH of 6-12 and may contain a further hair dye.
Patent GB-1228888-A (GB)
IPC: C12P27/00
Filed: 1968-10-08
Abstract: 1,228,888. Recovery of gibberellins. VSESOJUZNY NAUCHNO - ISSLEDOVATELSKY INSTITUT FITOPATOLOGII. 8 Oct., 1968, No. 47643/68. Heading C2C. A giberellin-containing precipitate is obtained from a microbial culture broth by addition of an iron salt to the culture filtrate at a pH of 2À5- 4À5. The filtrate may be that obtained by culturing Fusarium moniliforme Sheldon and separating the mycelium from the broth, optionally after addition of barium chloride which precipitates some impurities. The preferred iron salt is ferric or ferrous chloride which may be added to the filtrate together with NaCl The pH is adjusted to 2À5-4À5 by addition of, e.g., sodium or ammonium hydroxide. A precipitate comprising gibberellins, iron salt and impurities is obtained which is filtered off and dried. Crystalline gibberellin may be obtained from the crude mixture by treatment with an aqueous alkaline solution, separation of any insoluble resin, extraction of the aqueous solution with an organic solvent, e.g. ethyl acetate, and evaporation of this solvent.
Patent GB-1229168-A (GB)
IPC: G03C1/675
Filed: 1969-07-15
Abstract: 1,229,168. Substituted aromatic amines. SCOTT PAPER CO. 15 July, 1969 [22 July, 1968], No. 35627/69. Heading C2C. [Also in Division G2] 2,4 - Diamino - 3,5 - dibromo - isopropyl - benzene is prepared by treating 4-isopropyl-mphenylenediamine with bromine and glacial acetic acid. 2,4,6 - Tribromo - m - phenylenediamine and 3,5 - dibromo - 2,4 - diaminochlorobenzene are prepared similarly. 2,6 - Dibromo-4-nitroaniline is prepared by treating p-nitroaniline with bromine and acetic acid. 2,6-Dibromo-1,4-phenylenediamine is prepared by reducing 2,6-dibromo-4-nitroaniline prepared above with zinc and aqueous ethanol in the presence of calcium chloride. 4,6-Dibromo-1,3- phenylenediamine is prepared by treating an aqueous solution of m-phenylenediamine with acetic anhydride to give the diacetate intermediate and then treating this in acetic acid with bromine to give the dibrominated diacetate product and hydrolysing this with aqueous potassium hydroxide and ethanol. 2,4-Diamino- 3,5-dibromotoluene is prepared by treating 2,4- toluenediamine with acetic acid and bromine.
Patent GB-1229805-A (GB)
IPC: C07C45/68
Filed: 1968-03-18
Abstract: 1,229,805. Naphthalene - cyclopentanone derivatives. BEECHAM GROUP Ltd. 17 March, 1969 [18 March, 1968], No. 12974/68. Heading C2C. A process for preparing compounds of the Formula I wherein R 1  is an alkyl C 1-6  radical or the group -CH 2 COOR 4  in which R 4  is a hydrogen atom or an alkyl radical, R 2  is an alkyl group and R 3  is a hydrogen atom or an alkyl C 1-6  radical comprises reacting an alkyl halide with a compound of Formula II wherein R 1  and R 3  are as defined above and X is a benzylidene, furfurylidene, group or a -CHSR 5  or -CHNR 6 R 7  radical where R 5  is an alkyl group and R 6  and R 7  are aryl or alkyl group, and thereafter removing the group X e.g. by vigorous hydrolysis by heating with NaOH in a high boiling alcohol. The compounds of Formula I wherein R 1  is the group CH 2 COOR 4  are stated to be novel. Trans - 2 - allyl - 5 - N - methylanilinoformyl- 3 - (61 - methoxy - 2<SP>1</SP>- naphthyl) - cis - 2 - methylcyclopentananone is prepared by reacting allyl bromide with 5 - N - methylanilinoformyl - 3- (6<SP>1</SP> - methoxy - 2<SP>1</SP> - naphthyl) - 2 - methylcyclopentanone. Methyl trans - 2 - allyl - 5 - N - methylanilinoformyl - 3 - (6<SP>1</SP>- methoxy - 2<SP>1</SP> - naphthyl)cyclopentanone - cis - 2 - acetate is prepared by reacting allyl bromide with methyl - 5 - N - methylanilinoformyl - 3 - (6<SP>1</SP> - methoxy - 2<SP>1</SP>- naphthyl)- cyclopentanone - 2 - acetate.
Patent GB-1230497-A (GB)
IPC: B23D51/03
Filed: 1969-04-29
Abstract: 1,230,497. Sawing. ETABS. DEMURGER & CIE. 29 April, 1969 [11 July, 1968], No. 21776/69. Heading B5L. A frame for a saw comprises a main element 1 parallel to the saw blade 4, two shorter branches 2, 3 extending from the ends of the element and between which the blade is secured, and a handle 5 extending in the extension of the blade, the main element being hollow and the branches being pivotable to the element and capable of being disposed in alignment with the element when the blade is removed so as to be slidable within the element. The element may be substantially rectangular with the lower side formed with slots 3<SP>1</SP> for receiving the branches 2, 3, the upper ends of which are formed with blocks 7. The blocks act as pivots whereby the branches can be aligned with the element when the blade is removed and extend through openings in the ends of the elements and then slid into the elements as shown in Fig. 6. In the operative position, the blade 4 is attached to the lower end of branch 2 and to a lug 13 on a bar 14 which extends through a pivot block 6 in the lower end of the branch 3 and is screw threaded into the handle 5, tightening of which tensions the blade.
Patent GB-1230955-A (GB)
IPC: H01J61/86
Filed: 1969-03-19
Abstract: 1,230,955. Discharge lamps. THORN LIGHTING Ltd. 5 March, 1970 [19 March, 1969], No. 14525/69. Heading H1D. In a high-pressure xenon discharge lamp having electrode structures 16 (one shown) of rod formation supported within tubular portions 12 of the envelope extending from a central enlarged portion 10, part of the length of each of the electrode structures 16 is embedded in a stem 18 whose outer end is supported within the tubular portion 12 of the envelope and whose inner end is spaced from said tubular portion. The enlarged portion 10 may be spherical (as shown), elongated or of isothermal shape, and may have an auxiliary starting probe. The stem 18 is fixed at its outer end between the tubular portion 12 and the inner closed end of a tubular shell 14 sealed within the tubular portion 12. A projection 19 which locates the inner end of the stem may be omitted. A metal end cap 20 has a ferrule 21 provided with a conical recess 22 for locating and supporting the lamp. The ferrule 21 is screwed on to a metal rod 23 disposed within the shell 14 which is packed with heat-resistant material 24, e.g. asbestos. Cap 20 comprises a cylindrical sleeve cemented to tubular portion 12 and brazed to a washer 25 which is brazed to rod 23. An external flexible current lead (not shown) is attached to a second washer 26. Current is conveyed to electrode 16 by molybdenum foils 27 embedded in the seal between shell 14 and tubular portion 12 and having leads attached to washer 25. The lamp may be operated at temperatures of 800‹ C. and higher.
Patent GB-1238610-A (GB)
IPC: B60G17/052
Filed: 1969-12-04
Abstract: 1,238,610. Vacuum spring suspensions. GENERAL MOTORS CORP. 4 Dec., 1969 [23 Dec., 1968], No. 59285/69. Heading B7D. [Also in Division F2] In a motor vehicle suspension, a coil spring 26 is interposed between a rear axle 8 and a frame side member 4, a flexible sleeve 28 is disposed concentrically about the spring 26 and sealingly connected to respective spring seats 20, 22, a levelling valve assembly 48 is arranged selectively to connect the interior of the sleeve 28 either to atmosphere through a conduit 50 or to a vacuum tank 44 through a conduit 42, and a valve element 98 responsive to the pressure differential between the conduit 42 and the interior of the sleeve 28 closes the end 102 of the pipe 50 to prevent admission of atmospheric air to the sleeve through the levelling valve assembly whenever the pressure in the conduit 42 exceeds that in the sleeve. The levelling valve assembly 48 comprises a pair of valves 76, 78 each of which controls communication between the interior of the sleeve 28 and chambers 62, 64 which are formed in a casing 54 carried by the upper spring seat 22 and have the conduits 42, 50 respectively connected thereto. Each valve 76, 78 is biased into a closed position by a spring 80, 82 and actuated by a spring blade 84 having one end mounted on the casing 54 and the other linked through a coil spring 92 and an adjusting member 96 to the lower spring seat 20. The valve element 98 is attached to a flexible diaphragm 58 which has one side disposed in a chamber 66 connected through a pipe 68 to the interior of the sleeve 28 and has its other side subjected to the pressure in the conduit 42 and to the thrust of a compression spring 106. A check valve 110 prevents flow from the vacuum tank 44 to the conduit 42 and the sleeve 28 if the vacuum level in the tank is less than that in the conduit.
Patent GB-1238911-A (GB)
IPC: F25B9/02
Filed: 1968-08-06
Abstract: 1,238,911. Cryogenic apparatus. HYMATIC ENG. CO. Ltd. 6 Aug., 1969 [6 Aug., 1968], No. 37477/68. Heading F4H. In a two-stage cooling apparatus comprising a second stage in which a gaseous refrigerant is passed through a nozzle to utilize the Joule- Thomson effect, the gaseous refrigerant is passed to the nozzle through a heat exchanger, the cooled gases from the nozzle passing through the other path of the heat-exchanger, and the second stage refrigerant is precooled by the evaporation of a liquid refrigerant under pressure delivered through a metering nozzle, the effective area of each nozzle is controlled in accordance with cooling demand. Gaseous nitrogen is supplied at 18 to a finned tube 12, and expands through a nozzle 22, cooled nitrogen flowing between inner and outer casings 11, 13 to cool the tube 12. The lower part of the outer casing forms a reservoir for liquid nitrogen, and a sensor 30 having a stem 31 projects downwardly towards the liquid nitrogen and communicates with the interior of the inner casing 11 so that alteration of pressure in the bulb 30 operates a bellows arrangement 24, 25 connected to a needle 23 controlling the expansion nozzle 22. A liquid refrigerant is supplied through a metering nozzle 54 to a cup 75, where its evaporation precools the gaseous nitrogen as it passes through an unfinned close coiled portion 77 of the supply tube 12. A bellows arrangement 62, 63 responsive to the pressure in a sensor device 67, 69 adjusts a needle valve 53 to regulate the flow of liquid refrigerant from the nozzle 54.
Patent GB-1238936-A (GB)
IPC: F16D43/202
Filed: 1968-06-20
Abstract: 1,238,936. Overload release clutches. CEEWRITE MFG. CO. Ltd. 20 June, 1969 [20 June, 1968], No. 29433/68. Heading F2C. An overload release clutch comprises a driven member 1 having axial clutch teeth (11), Fig. 2 (not shown), with inclined faces, engaging similar teeth (12) on an intermediate member 9 splined to a driving member 4, axial separation of the members 1 and 9 being prevented below a predetermined, but adjustable, torque, by spring-biased detents, e.g. balls 18, engaging a step 16 or member 4. As shown, the intermediate member carries a sleeve 20 and an adjusting control ring 24 acting on the balls 18, springs 28 acting between the member 9 and sleeve 20 to urge the balls against a steel insert 19 on member 19, and against the step 16. Excessive torque causes the inclined faces on the teeth to move member 9 to the right against the balls 18 and step 16 until the balls reach the top of the step when the clutch disengages with a snap action. A further groove may be provided for the balls, or the surfaces of member 4 may taper away from step 16, to maintain the clutch disengaged. The control ring 24 may be turned relative to sleeve 20 to adjust the compression of springs 28, and it is formed with a frusto-conical surface 29 abutting the balls. The insert 19 on member 9 may be formed with a similar, or different, surface, and the surface 29 may be formed on an insert on the ring 24. Indicia 31, 32 allow accurate realignment of the clutch parts for re-engaging the clutch. The clutch teeth may be inclined on one side only so that the clutch is disengaged on overload in one direction only. A switch 70 cuts off a driving motor on clutch disengagement.
Patent GB-1250752-A (GB)
IPC: F23D11/10
Filed: 1967-08-10
Abstract: 1,250,752. Liquid fuel sprayers. JOSEPH LUCAS (INDUSTRIES) Ltd. 21 Oct., 1968 [10 Aug., 1967], No. 36682/67. Heading F4T. A sprayer for liquid fuel comprises a body 8 containing a transversely mounted tube 17 which contains a transverse slot 18, two supply passages 21 communicating respectively with opposite ends of the tube and having a common inlet passage 22, and two further passages 23 communicating both with respective ends of the tube 17 and with opposite sides of the inlet passage 22 at a point adjacent to, but upstream of, the junction of passages 21 and inlet passage 22. As shown, the ends of tube 17 may terminate in chambers 19, and there may also be an air supply passage 24 which is said to improve atomization of the fuel.
Patent GB-1259615-A (GB)
IPC: B29C35/02
Filed: 1968-11-27
Abstract: 1,259,615. Moulding tyres. D.&T.ENGS. Ltd. 26 Nov., 1969 [27 Nov., 1968], No. 56212/68. Heading B5A. Apparatus for applying an uncured layer of rubber 17 to the sidewall of a tyre 6 comprises a supporting stand 1 with an annulus 4 to receive the tyre, and a heated annular former 16 attached to a framework 9, 10. The latter is mounted on a vertical rod 7 and urged downwardly by a nut 23, whereby pressure is applied to the tyre and layer 17. The upper face of the former 16 is recessed and grooved to receive two circular thermostatically controlled electric resistance heating elements which are held in place by clips and covered by insulating material 21 within a metal cover 22.
Patent GB-1264268-A (GB)
IPC: C07D251/32
Filed: 1970-03-19
Abstract: 1,264,268. Cyanuric acid. F.M.C. CORP. 19 March, 1970 [1 April, 1969], No. 13314/70. Heading C2C. Cyanuric acid substantially free from impurities is produced by heating urea or biuret in a solvent to a temperature of at least 180‹ C. at a pressure of not more .than 250 mm. of mercury. Suitable solvents specified include sulpholane, alkyl sulphones in which alkyl groups, contain 1-6 carbon atoms, cyclic sulphones and substituted cyclic sulphones, cresols or phenols particularly chloro substituted and N-substituted urethanes or cyclic urethanes in which substituents are phenyl groups or alkyl groups containing 1-6 carbon atoms.
Patent GB-1264689-A (GB)
IPC: C07D498/08
Filed: 1969-08-19
Abstract: 1,264,689. 4 - Unsubstituted rifamycins. GRUPPO LEPETIT S.p.A. 1 July, 1970 [19 Aug., 1969], No. 41283/69. Heading C2A. The invention comprises a 4-unsubstituted rifamycin of formula wherein X is (a) -CH 2 NB or -CH=NB in which NB is a substituted or unsubstituted amino group or is pyrrolidino, piperidino or morpholino or (b) -CH=NR in which R is a 4-methyl piperazino radical or a substituted or unsubstituted amino group; and R<SP>1</SP> is H or,   when X is -CH=#+NB, a negative charge. The compounds, wherein X is -CH 2 NB are prepared by treating 4-desoxy-4-diazo-rifamycin 5 with formaldehyde and an amine of formula HNB wherein NB has the above meaning. Subsequent treatment with (a) manganese dioxide provides compounds wherein X is   -CH=+#NB and then (b) a hydrazine H 2 NR in which R is as defined in claim 1 provides compounds wherein X is CH=NR. Specification 1,183,200 is referred to.
Patent GB-1264975-A (GB)
IPC: B65D77/32
Filed: 1969-02-28
Abstract: 1,264,975. Sterile surgical packages. JOHNSON & JOHNSON. 28 Feb., 1969, No. 10874/69. Heading B8C. A sterile surgical package 100 comprises a bacteria-impermeable paperboard outer wrapper having an integral tear-strip 108, Fig. 1, defined by, e.g., two parallel scorelines 104, 105. An underlying sterile paper sheet 102 lines the outer wrapper but is attached to it only within the tear-strip edges at 113 and outside the tearstrip at 114, 115, Fig. 2, so that upon removal of the tear-strip by pulling a tab 124 parts 111, 112 of the sterile sheet 102 remaining will overlie the exposed edges of the outer wrapper to prevent contamination of articles upon their removal. A transverse scoreline 127 is cut in the inner surface of the outer wrapper in the region of the thermoplastic seal 121 to terminate any internal delamination of the tear-strip in this area when pulling the tab 124. The scorelines need not be continuous and can be of any non- intersecting configuration.
Patent GB-1265481-A (GB)
IPC: C07C1/02
Filed: 1968-05-03
Abstract: 1,265,481. Methane-containing gases. GAS COUNCIL. 18 April, 1969 [3 May, 1968], No. 21146/68. Heading C5E. A process for making a gas rich in methane comprises catalytically steam-reforming at 31 a preheated mixture of steam and a paraffinic hydrocarbon feed, cooling the product gas by adding at 34 a further quantity of at least one of the reactants, and catalytically reacting the mixture at 35 to increase the proportion of CH 4  in the gas. Nickel-alumina catalysts may be used at 31, 35, and stage 31 may be as described in Specification 820,257 or may employ higher temperatures (700 to 800 C.) in an externally fired tubular reformer, and the product gas from 31 may be cooled, e.g. in a heat exchanger, before or after mixing at 34. The added reactants may be in vapour or liquid form, and a non-catalytic material may be placed before the catalyst at 35 to facilitate evaporation of added liquids. The catalyst in 35 may be water-cooled, and steam obtained sent to the reactor 31. The reactors 31, 35 may be combined in one vessel, and the catalytic beds may be fluidized. Preheat temperatures are in the range 400 to 500 C., and product gas may be withdrawn from between reactors 31, 35 for hydrodesulphurizing the feed. L.P.G. may be used to enrich the final gas or as feedstock in the first reactor.
Patent GB-1288755-A (GB)
IPC: F23N5/06
Filed: 1968-09-19
Abstract: 1288755 Valves RADIATION Ltd 12 Sept 1969 [19 Sept 1968] 44643/68 Heading F2V [Also in Division F4] A burner safety valve mechanism comprises a valve 11 controlling fuel flow to a burner 1, a rod 20 movable manually via cam 13 between an off position shown, in which the valve 11 is closed and an on position in which the position of the valve is controlled by a lever 16 pivoted at one end 28 and moved by a pin 7 mounted on a bellows 35 forming part of a "boiling liquid" heat sensing device having a probe 3, the valve 11 opening when the probe 3 detects a flame on the pilot 2. Rotation of cam 13 also opens pilot valve 12 via lever 24 and rod 26, and actuates a piezo-electric igniter 4, 5 via lever 36 and rod 38 to ignite the pilot 2. The cam 13 and rod 20 may act as a manual override to close valve 11 by moving the latter relative to the lever 16 against the action of spring 19. In operation cam 13 is rotated 180 degrees from the position shown by handle 14, thus pivoting lever 36 to actuate the igniter 4, 5, the pilot valve 12 having been opened by lever 24 acted upon, via rod 20 by spring 23. The pilot 2 is thus ignited and heats the probe 3 which eventually opens valve 11 via pin 7 and lever 16 against the action of spring 29.
Patent GB-1289321-A (GB)
IPC: A61F9/06
Filed: 1969-01-02
Abstract: 1289321 Eye shields Wm STEPHENS & SONS Ltd and C T KNOTT 31 Dec 1969 [2 Jan 1969] 239/69 Heading G2J A light-filtering shield for protecting the eyes from brilliant light has a light filter panel element 4 mounted in a hollow body 1 and seated against shoulders 2 with a resilient edge 3 arranged to snap over protuberances 7 on plates 5 on the body 1 so that the panel 4 is held firmly and is easily removable. The invention is of particular use as a welding shield to enable filters of different densities to be used. The protuberances 7 may be formed by deformation of a metal plate or cast or moulded, and they may themselves be resilient. The shield may be worn on the head or hand held.
Patent GB-1295155-A (GB)
IPC: H04N5/50
Filed: 1970-06-30
Abstract: 1295155 Multiplex radio signalling INTERNATIONAL STANDARD ELECTRIC CORP 30 June 1970 [10 July 1969] 31552/70 Heading H4L In a T.V. receiver for amplitude-modulated vision and frequency-modulated sound signals, the sound and vision carriers are supplied to a common frequency-changer to produce sound and vision I.F. signals, the sound I.F. signal is supplied to a second frequency-changer to produce a further sound I.F. signal having a centre frequency less than eight times the maximum frequency deviation of the sound signal and the frequency of the local oscillator of the second frequency-changer is controlled by the D.C. component of the demodulated sound signal. As shown, the incoming signals are frequencychanged at 1 and the video and audio I.F. signals separated at 2 and amplified at 3 and 5 respectively. The output of amplifier 3 is demodulated at 4 to provide the video signal and is also used in conventional manner to control the frequency of the local oscillator in circuit 1. The output of amplifier 5 is supplied to the second frequency-changer 6 providing an I.F. which, as described, is five times the maximum frequency deviation of the audio signal. This I.F. signal is supplied via filter 7 and amplifier 8 to a frequency discriminator 9 providing the audio signal, the D.C. component of the demodulated signal being used to control via varactor diodes, the frequency of the local oscillator of the frequency-changer 6.
Patent GB-1311969-A (GB)
Title: Tool for treating or cleaning wire rope
IPC: D07B7/12
Filed: 1970-04-01
Abstract: 1311969 Cleaning and lubricating wire ropes S T RAMSEY 1 April 1970 15549/70 Heading D1T A tool for cleaning and/or lubricating wire ropes has a body/defining a cylindrical passage 2, along which the rope is passed, an annular orifice 6 extending around the passage near one end, an annular chamber 3 for supplying pressurised fluid to the-orifice, and an annular duct 5 substantially 0.020" wide joining the chamber and orifice, inclined toward said one end of the passage. Air at a pressure of up to 500 p.s.i., e.g. 125 p.s.i. may be the pressurised fluid for cleaning purposes, the dirt removed being carried away by a transverse duct 8 and pipes 21. The tool may be used to remove mud and water from a rope used in a bore-hole, the mud being returned to the hole. The rope may pass at speeds up to 2000 ft./minute. In Fig. 6, two tools are used, air from supply 20 being used to clean the rope, and to atomise oil from tank 24 which is sprayed onto the rope in tool 18, surplus oil returning through ducts 25 to the tank.
Patent GB-1314112-A (GB)
Title: Junction box-strip light assembly
IPC: H02G3/08
Filed: 1971-05-07
Abstract: 1314112 Hinges DIPL ING SCHAERLUEDERITZ GmbH 7 May 1971 13838/71 Heading E2F [Also in Divisions F4 and H2] A double hinge 11 comprises two end plates which are respectively mounted on opposite edges of a central plate so as to pivot relatively thereto. (For Figure see next column)