baber/WOPTO huggingface dataset:
Patent GB-1015932-A (GB)
Title: New reactive dyestuffs containing triazine residues
Inventor: ANDREW HERBERT FRANCIS
IPC: C09B62/04
Filed: 1961-05-24
Abstract: The invention comprises reactive dyes of formula <FORM:1015932/C4-C5/1> wherein D is the radical of a water-soluble azo, nitro, anthraquinone or phthalocyanine dye having the -NR- group attached to a carbon atom thereof, R is a hydrogen atom or an alkyl or substituted alkyl group, one of Z, T and T1 is a labile atom or group and the others are independently a labile atom or group or an amino or hydroxy group or a substituted amino, alkoxy, aryloxy, substituted aryloxy, arylthio or substituted arylthio group having no dyestuff character.  Labile atoms and groups are defined as being readily replaced by a hydroxyl group in mildly alkaline aqueous conditions.  Specified labile atoms and groups include chlorine and bromine atoms; sulphonic acid, thiocyano, negatively substituted aryloxy or arylthio groups; groups of formula <FORM:1015932/C4-C5/2> wherein Y completes a 5- or 6-membered heterocyclic ring which may be substituted or form part of a fused ring system; quaternary ammonium or pyridinium groups; groups of formula <FORM:1015932/C4-C5/3> wherein R3 and R4 are alkyl, cycloalkyl, aryl or aralkyl groups or together with the nitrogen atom a 5- or 6-membered ring; and groups of formula <FORM:1015932/C4-C5/4> wherein R5 and R6 are hydrogen atoms or alkyl, aryl or aralkyl groups.  The dyes are prepared by reacting together equimolar proportions of a polyhalogeno-1,3,5-triazine, piperazine and a compound of formula <FORM:1015932/C4-C5/5> and, if necessary, replacing one or more of any remaining halogen atoms with the desired group or groups.  The dyes may be used to colour natural and artificial textile materials containing acylatable amino and hydroxyl groups, such as wool, silk polyamides and modified polyacrylonitrile fibres and especially cellulose fibres to which the dyes are applied in conjunction with an acid-binding agent.  The dyes may also be applied together with a resin-forming composition as described in Specification 846,505. The preparation of the dyes is described in examples.  Further dyes are specified in the Provisional Specification which contain groups of formula <FORM:1015932/C4-C5/6> wherein D, R, Z, T and T1 are as defined above, X and Y independently stand for a nitrogen atom or a carbon atom to which is attached a hydrogen, chlorine or bromine atom or a nitro, cyano, carboxy, carboalkoxy or carbamyl group and B is a divalent radical selected from N,N-piperazylene, -NR1-CH2-CO-NH-R2-NR3, -NR1-R-2-Q-R2-NR3, -NR1-NR3-, -NH-NH-R2-CH=CH-R2-NH-, -NH-NH-CS-NH-NH-, -NH-NH-CO-NH-NH-and NR1-R2-NH-NR3-wherein R1 and R3 are hydrogen or a alkyl which may be substituted.  R2 is a phenylene or naphthylene radical which may be substituted and Q is one of the radicals -NH-, -NHNH-, -NHCO-, -CO-, -O-, -S-, -SO2-, -SO2NH- -NHCONH-, -NHCOCH=CHCONH- and <FORM:1015932/C4-C5/7> wherein R4 and R5 are hydrogen or alkyl.  In examples, azo dyes wherein X and Y are nitrogen atoms and B is a hydrazino or para-amino-phenylhydrazino group are described.
Patent GB-574522-A (GB)
Title: New or improved stop mechanism for looms
IPC: D03D51/00
Filed: 1943-11-11
Abstract: 574,522. Loom stop-motions. HEYWOOD, J. T., and SMITH, T. J. Nov. 11, 1943, No. 18802. [Class 142 (i)] A stop-motion operated from the sand roller when a predetermined length of cloth has been woven comprises a chain 22, Fig. 1, actuated from the sand roller shaft 2 and adapted to trip a lever 14 connected to a known type of stop mechanism. A weight 24 and sleeve 25 axe raised when the chain is driven by a sprocket 23 releasably coupled to the sand roller shaft 2 by means of a ratchet wheel 4 and a spring-pressed pawl 5 pivoted in a carrier block 6 fixed to the shaft, the pawl 5 being releasable by a pin 8 fixed on a large ratchet wheel 7, Fig. 4. When the sleeve 25 strikes an arm 31 the lever 14 is tripped to operate the stop mechanism and a pawl 16 engages the large ratchet wheel 7 to release the ratchet 4 and allow the chain to return to its initial position. The length of cloth woven is determined by the position of the sleeve 25, adjusted by a stop 30 against which is held a guide block 27 fixed to the other end of the chain. The Provisional Specification describes an arrangement in which the chain is stated to be endless.
Patent GB-327640-A (GB)
IPC: F23M9/00
Filed: 1929-06-19
Abstract: 327,640. Meyer, E. A. Jan. 5, 1929, [Convention date]. Outlets to chimneys.- A device for preventing back-draught comprises a tubular body b adapted to be inserted in an aperture in the chimney wall and containing a transverse baffle plate a, the free edge of which is directed towards the chimney and is provided with depending flanges e. Back-draughts strike the under surface of the plate a and are deflected rearwardly and upwardly into the chimney. The tubular body b may be tapered to facilitate the fitting of the stove pipe f.
Patent GB-661509-A (GB)
Title: Improvements relating to resilient cushioning devices
Inventor: MARSH SYDNEY WILLIAM
IPC: F16F1/38
Filed: 1949-07-18
Abstract: 661,509. Resilient mountings. ANDRE RUBBER CO., Ltd. June 30, 1950 [July 18, 1948], No. 18850/49. Class 168(iii) A resilient cushioning device of the kind embodying a mass of rubber between metal parts to which it is bonded, consists of a column constituted by a pair of axially opposed units, each comprising a tubular element of rubber A or B disposed in an annular space between and bonded to an inner metal sleeve E or H and an outer tubular member F or J flanged at both ends and each unit including a rubber annulus C or D disposed between and bonded to an end plate G or K and one flange of the outer tubular member, the adjacent end flanges of the outer members when axially aligned being adapted for connection to a platform or to a body or a structure and the end plates of the units being adapted for mutual connection to a body or structure or to a platform, as the case may be. In the arrangement shown, the adjacent flanges of the outer members F and J are secured to an apertured limb P of an angle bracket P1 secured to a supported or supporting member, and an angle bracket S or T of a supporting or supported member is secured to each end plate G or K. The annulii C and Dare precompressed by a through bolt L, and are formed with concentrically arranged recesses A1, B1. which are complimentary to slots Gland K1 formed in the plates G and K respectively. The mutually opposed ends of the rubber elements are formed with dished surfaces A2 and B2 respectively.
Patent GB-862745-A (GB)
Title: Hydraulic control means for impeller sand moulding machines
IPC: B22C15/20
Filed: 1957-06-14
Abstract: 862,745. Moulding-machines. BADISCHE MASCHINENFABRIK A.G. June 14, 1957 [June 14, 1956], No. 18886/57. Class 83 (1). Hydraulic control means for a double-arm impeller type moulding machine includes a control device for controlling the hydraulic pressure to the arms having a valve with a piston rotatable and displaceable by means of a control lever, and a four-way cock on one arm is connected between the valve and the hydraulic pressure chamber of the arm so that it is reversed by the other arm during the pivoting movement thereof when the longitudinal axes of the two arms are in alignment, so that a target point to be approached with the impeller can be reached by simple continuous aiming with the control lever. The machine comprises arms 2, 4, horizontally slewable around vertical axes 3 and 5 respectively, the arm 4 carrying an impeller head 6. The arms are slewed by double-acting cylinders Za, Zb and Zc, Zd, the pressure oil being fed from a tank 12 through a control device 8 which comprises a rotary slide piston 26 within a casing 25 and normally centred by springs 32, 33, 34. The ports in the piston and casing are so arranged that movement of the control lever 27 in the direction e.g. A, Fig. 1, towards the point P to which it is desired to move the impeller, will actuate the arms 2, 4 to move the impeller in the required direction. A cock 20 through which passes the lines to the cylinder Zc, Zd actuating the arm 2, is actuated bv the arm 4 when the movement of the latter and consequent movement of the control lever 27 would otherwise cause an undesired reversal of the direction of rotation of the arm 2. The ports may be elliptical in section so that the speed of movement of the arms varies with the amplitude of movement of the control lever.
Patent GB-1095983-A (GB)
Title: Basic, fireclay and high aluminous refractory bricks or shapes
IPC: C04B35/65
Filed: 1965-05-05
Abstract: Basic, fireclay and highly aluminous refractory bricks are made by mixing a granular basic, fireclay or highly aluminous refractory with 1-3% by weight aluminium powder and 2-8% by weight oxidizing agent, based on the total composition, shaping the mix, and firing at 800-900 DEG  C.  Suitable oxidizing agents are potassium chromate, dichromate or nitrate, sodium nitrate, or chromic oxide.  The moulded shapes are dried below 300 DEG  C. before firing.  In examples, the refractory is magnesite-chrome, 100% dead-burnt magnesite, firebrick (grog + bonding clay), sillimanite, or alumina brick (calcined bauxite + fireclay grog + bonding clay).
Patent GB-921799-A (GB)
Title: Treatment of skins
IPC: C14C1/06
Filed: 1961-05-25
Abstract: 921,799. Dehairing leather. ROHM & HAAS G.m.b.H. May 25, 1961 [June 4, 1960], No. 18982/61. Class 76. Skins and hides which are dehaired by treatment with proteolytic enzymes are treated before during or after the enzyme treatment with salts, anhydrides, esters or amides of the phthalic acids of phthalimide preferably at pH 5.5 to 7.5. Additional treatment materials specified are glucosidases, galactosidases, soda, ammonium chloride, sodium sulphite, ammonium sulphite, sodium bisulphite, sodium sulphite and sodium bicarbonate. Specification 776,323 and German Specification 268,873 are referred to.
Patent GB-733856-A (GB)
Title: Fluorescent composition
Inventor: GAUNT THOMAS NORMAN
IPC: C09D5/22
Filed: 1951-08-13
Abstract: Method of making a fluorescent composition comprises dissolving in an aqueous alkaline solution an alkyd resin or a mixture of alkyd resins, dissolving or dispersing a dyestuff in the solution, the dyestuff having fluorescent properties in the concentration employed, adding a solution which will precipitate the dyed resin thus formed and separating the precipitate.  Suitable alkyd resins are glyceryl phthalate, ethylene phthalate and "Paralac" 1201 (Registered Trade Mark).  Glyceryl phthalate was prepared by heating together 368 grs. (4 mols.) glycerol and 888 grs. (6 mols.) phthalic anhydride with mechanical stirring at 170 DEG  C. for 4 3/4 hours.  When the acid value had fallen to approximately 160, samples were taken at 15 minute intervals, to give a range of samples of acid values between about 160 and 120.  After taking the last sample, the residual material had an acid value of 121.2. Glyceryl phthalates of acid value 120-140 were also used. Ethylene phthalate was prepared by heating together 124 grs. ethylene glycol and 296 grs. phthalic anhydride until a clear solution was obtained and the temperature was maintained at 90 DEG  C. for 30 minutes; 296 grs. phthalic anhydride were added and the mixture maintained at 90 DEG  C. for 30 minutes, giving a resin with acid value of approximately 330.  " Paralac " 1201 with an acid value 105-120 was also used.  The fluorescent composition can be dispersed in a medium or vehicle comprising an alkyd or modified alkyd resin, a simple or modified urea formaldehyde or melamine formaldehyde resin, a resin derived from acrylic acid or its esters or a mixture of any such resins, which dispersing medium or vehicle may also contain colouring matter.  " Paralac " 1201, 21 and 385 are referred to in this connection.
Patent GB-839486-A (GB)
Title: Method of and apparatus for locating anomalies in a well bore
Inventor: BENDER JOHN CARLOS
IPC: E21B47/09
Filed: 1957-06-17
Abstract: 839,486. Electric tests. HOUSTON OIL FIELD MATERIAL CO. Inc. June 17, 1957, No. 19061/57. Class 37. Apparatus for locating metal objects in a well bore (Fig. 1) consists of a coil 16 forming part of the tuning circuit of an oscillator 20, mounted on a highly. permeable core 14 and situated in the field of two magnets 10 and 12, and is enclosed in a non-magnetic casing 8 and may be separated therefrom if desired by an electrostatic shield 26. The magnetic field is such that it is sufticient to saturate the core. The oscillator is fed with a D.C. current by means of cable 9 which also serves to suspend the casing. At the surface, the output of oscillator 20 is inductively coupled to a receiver and is then mixed with the output of another oscillator and the radio frequency is filtered away to give a heterodyne beat output of about 50-1000 cycles. This frequency is measured and any departure from the norm as the apparatus is lowered into the well bore gives the required indication. A cathode-ray oscilloscope may be used for indication.
Patent GB-676669-A (GB)
Title: Improvements in or relating to combination toilet and wash basin
IPC: E03D7/00
Filed: 1950-08-01
Abstract: 676,669. Washbasins combined with sanitary closets or bed pans. LEVIN, I. Aug. 1, 1950, No. 19168/50. Class 26 [Also in Group XXVIII] A vertically adjustable combination toilet and bedpan as in Specification 668,213 has a wash basin 37 mounted on an extension 25 of the bowl support and a conduit 33 to supply flush water to the bowl, a conduit 32 to drain the fecal matter and liquid from the bowl, and two other conduits 46, 45 to supply hot and cold water to the basin; all the conduits have individual spring means to permit them to be longitudinally expanded and contracted and embodied in a single flexible hose. A further conduit 52, attached to a wall vent pipe 50 containing a ventilating fan 51 may be embodied in the hose to ventilate the toilet bowl. Specification 632,263 also is referred to.
Patent GB-831413-A (GB)
Title: Improvements relating to the cooling of aluminium oxide or similar material producedin a rotary kiln and to kilns equipped with coolers
Inventor: PETERSEN LOUIS
IPC: F27B7/40
Filed: 1958-06-16
Abstract: 831,413. Cooling materials discharged from furnaces. SMIDTH & CO. A.S., F. L. June 16, 1958, No. 19208/58. Class 51 (2). In a rotary kiln 1 with planetary coolers 3 of the up-hill type, substantial entrainment in the cooling air of fine materials such as alumina is prevented by providing for each cooler 3 a rectangular material discharge tube 4 in front of a dam ring 11 discharging into the cooler behind the first section 7 of a four-start screw 6, and a duct 5 for the air surrounding tube 4 and entering the furnace behind the dam ring 11. The duct 4 extends rearwardly of the direction of rotation of the kiln, Fig. 2, and the leading discharge edge 8 projects further into the cooler than the trailing edge 9. Gratings 12 and 13, preventing the admission of large material, are provided respectively at the inlet of tube 4 and the outlet of duct 5. Back-spill material collects in a pocket 10 in the tube 4 at position A, Fig. 1, and is later discharged into the cooler. The screw 6 may be omitted from the middle of the coolers.
Patent GB-640465-A (GB)
Title: Methods of making electrically resistive bodies from finely divided material
IPC: C04B33/13
Filed: 1947-07-18
Abstract: Polymeric methacrylic acid esters, e.g. methyl, butyl or isobutyl methacrylate, a plasticizer and a volatile solvent are used as temporary binders for finely divided resistive material in the preparation of electrically resistive bodies, including thermistors. The resistance material, e.g. Mn, Ni, Co or Cu oxide is made into a paste with the polymer, a plasticizer, e.g. di-methyl phthalate, butyl phthalyl butyl glycollate, di-butyl sebacate, di-butyl adipate, tri-ethylene glycol di-2-ethyl butyrate or a wax, and a volatile solvent, e.g. acetone, ethyl acetate, benzene, xylene, "Solvesso No. 2" (Registered Trade Mark), acetylene tetrachloride or a mixture of ethylene dichloride and carbon tetra-chloride, thoroughly mixed, dried and granulated. The granules are moulded, stamped or extruded into coherent disc, cylinder or sheet form, then heated to decompose and remove the binder, firstly by radiant heat then in an oven to a maximum of 600 DEG  C., and finally sintered at 600-1450 DEG  C. on a plate of zirconium silicate with aluminium oxide powder between the articles to prevent sticking.
Patent GB-1173412-A (GB)
Title: Bromine-containing Dyes of the Perinone Series
IPC: C09B57/12
Filed: 1968-04-24
Abstract: 1,173,412. Perinone dyes. BADISCHE ANILIN- & SODA-FABRIK A.G. 24 April, 1968 [25 April, 1967], No. 19286/68. Heading C4P. [Also in Division C3] The invention comprises compounds of the formula where A denotes an optionally substituted orthophenylene or peri-naphthylene radical. The compounds are prepared by reacting tetrabromophthalic acid or a derivative thereof with a diamine of the formula H 2 N-A-NH 2 .
Patent GB-386319-A (GB)
Title: Means for preventing the spreading of vermin
IPC: A01N25/08
Filed: 1931-07-07
Abstract: A plastic composition, used as a packing for hot-water pipes where these pass through walls and ceilings to prevent passage of insects, contains a poison as one of its ingredients.  A suitable composition is prepared by dissolving a lime-tallow soap in mineral oil, agitating the solution with a little water and adding calomel or white precipitate (amino mercuric chloride) or a mixture of these.ALSO:The spread of insects from one tenement to another by passage through the spaces between the pipes of a heat-circulating system and the bushes where they pass through walls and ceilings, is prevented by packing these spaces with a pasty material which does not melt below 70 DEG  C. and contains a poisonous ingredient.  A suitable composition is prepared by dissolving 22 per cent of lime soap, obtained by saponifying tallow, in mineral lubricating oil, and agitating the solution with 1 to 2 per cent of water thus p obtaining a consistent mass, having a melting-point of about 150 DEG C., which is then mixed with 5 per cent of calomel.  Other specified poisonous ingredients are white precipitate (amino mercuric chloride), and a mixture of white precipitate with calomel.
Patent GB-921509-A (GB)
Title: Conjugated diene polymer compositions
IPC: C08K5/524
Filed: 1961-05-31
Abstract: An unvulcanized rubbery polymer consists of either polybutadiene or a copolymer of butadiene with up to 50% of styrene, acrylonitrile, vinyl pyridine or the like and 0,5 to 4 parts of a mixture of an aryl or alkyl aryl phosphite and a phenolic antioxidant which is an aryl-substituted phenol, an aralkyl-substituted phenol, an alkylene bis(polyalkyl phenol), a thiobis(polyalkyl phenol) a polyalkyl-substituted phenol or an aryl ether of hydroquinone, the phenolic antioxidant being present in amount from 0,0163 to 0,19 parts per part of phosphite stabilizer.  Preferred stabilizers are triphenyl phosphite and monononylphenyl dioctylphenyl phosphite while styrenated phenol and dinonylated p-cresol are preferred phenols.  It is preferred that the polymer contains iron as an impurity and sodium dialkyldithiocarbamate as a short stop.  Specifications 718,217 and 729,400 are referred to.
Patent GB-772262-A (GB)
Title: A new or improved caliper brake for cycles
Inventor: JONES GEORGE HERBERT
IPC: B62L1/14
Filed: 1954-07-06
Abstract: 772,262. Cycle brakes. HERCULES CYCLE & MOTOR CO., Ltd. July 5, 1955 [July 6, 1954], No. 19718/54. Class 136(1). In a caliper brake for a cycle the brake blocks 17 are mounted at intermediate points in the lengths of levers 10, 27 extending upwards from fixed pivots 12 at their lower ends, the upper ends of the levers 10, 27 being moved towards one another angularly, by a cable-operated bell-crank lever 25 which is pivoted to the upper end of the lever 27 and to an arched member 20 extending over the wheel and pivoted at 19 to the upper end of the lever 10. The arched member 20 is provided with a slot 22 which allows lateral movement of the member 20 relative to a pin 21 fixed to the fork crown. The casing 29 of the cable 28 has an abutment 30, 31 on the member 20. When the brake is applied by a pull on the cable 28 the first arm of the lever 25 is rocked over inwardly and takes with it the upper end of the connected lever 27 so that the lever 27 is rocked inwards about the pivot 12 to urge the brake block 17 into engagement with the wheel rim. The reaction on the fulcrum 24 of the lever 25 moves the arched member 20 transversely and the other end of the member 20 takes the block-carrying lever 10 inwardly to apply the block on that lever to the opposite side of the wheel rim. In a modification shown in Fig. 3, the left hand block-carrying lever 33 is integral with an arched extension carried over the wheel and guided for lateral movement in a fitting 38 mounted in the fork arm 39. A bell-crank lever 40 is fulcrummed at 41 on the end of the extension. A pin 43 on the other arm of the lever 40 works in a slot 44 in the right-hand block-carrying lever 45. An abutment for the casing 50 of a cable 49 is provided by a fitting 51 mounted in an extension 52 of the lever 45. As shown in Fig. 4, some members of the assembly are duplicated to bring all the operating forces into a single plane.
Patent GB-1148075-A (GB)
Title: Wad structures for use in shotgun cartridges and the like
IPC: F42B7/08
Filed: 1966-05-04
Abstract: 1,148,075. Wads. OLIN MATHIESON CHEMICAL CORP. 4 May, 1966 [28 May, 1965], No. 19720/66. Heading F3A. Wad for use in shotgun cartridges comprises circular transverse wall portions 4 and 7, a pair of outer spacer means 11 and 12 adapted to fold inwards about hinges 13 and 14 under compressive forces applied longitudinally to the wad, and inner spacer means 17 and 18 arranged between and at right angles to the spacer means 11 and 12 and being adapted to fold outwards about hinges 19 and 20 under the compressive forces. A single central spacer means can be used instead of the two spacer means 17 and 18. A petalled shot cup 1 and obturating cup 2 are also provided. The wad can be made from injection moulded plastics.
Patent GB-767746-A (GB)
Title: Device for stopping leaks in pipes
IPC: F16L55/17
Filed: 1954-07-06
Abstract: 767,746. Stopping leaks in pipes. HOWARD, E. M. July 6, 1955 [July 6, 1954], No. 19782/54. Class 99(2) A leak in a pipe 7 is stopped by a pad 6 of non-absorbent resilient material such as rubber which is clamped against the pipe. The strip 2 may be of flexible metal. The pad may be secured to the strip 2 as by glueing.
Patent GB-364592-A (GB)
Title: Improvements in rock drills
IPC: E21B21/01
Filed: 1930-06-30
Abstract: 364,592. Fluid actuated valve gear. SULLIVAN MACHINERY CO., 400, North Michigan Avenue, Chicago, U.S.A. June 30, 1930, No. 19794. Convention date, July 5, 1929. Void [Published under Sect. 91 of the Acts]. [Class 122 (ii).] In order to use pressure air to blow cuttings out of a rock drill bore hole, the distributing valve 32 is held in its forward position by the plunger 58, which is moved by a cam-shaped portion of the control valve-22. In this position air passes continuously from the supply 21, through passages 66, 26, 29, 34 to the forward side of the piston and thence through the hollow drill steel. A notch 65 is formed in the control valve, into which the plunger 58 fits in the closed position to prevent accidental starting.