baber/WOPTO huggingface dataset:
Patent GB-636475-A (GB)
Title: Improvements in centrifuge machines
IPC: B04B1/06
Filed: 1947-01-17
Abstract: 636,475. Centrifugal separator. TECALEMIT, Ltd., and LE CLAIR, C. C. S. Jan. 17, 1947, No. 1647. [Class 23] The liquid to be cleaned passes through a number o: annular chambers 34 35 provided witl traps 46, 43 to retair the heavier material Fig. 1 shows one arrangement in which liquid passes up a hollow spindle 24, through ports 3' into the first chamber 34, then is forced through ports 42 into the outer chamber 35, cleaned liquid being led away, or pumped, through ducts 39, 29. The bowl 10 is spun ir bearings 3, 4, being driven through a gear 7 preferably from an engine in a casing 5. In modified arrangements, the liquid may flow through three or more chambers. The traps may be cast in aluminium or formed of " Bakelite " (Registered Trade Mark), or materials described in Specification 636,505. The liquid may be pumped into the separator. The bowl may be driven by clutch means described in Specification 569.650.
Patent GB-1220456-A (GB)
Title: Electrolytic demineralizing process and apparatus
IPC: C23G1/36
Filed: 1968-01-11
Abstract: 1,220,456. Ion exchange materials. MARQUARDT CORP. 11 Jan., 1968 [17 Jan., 1967], No. 1688/68. Heading C3P. [Also in Divisions C6-C7] Anion exchange material is formed by coating carbon granules or fibres with styrene polymerized with a linking agent such as divinylbenzene, swelling the film with chloromethyl methyl ether, chloromethylating the film using a catalyst such as anhydrous aluminium chloride or zirconium tetrachloride, and reacting the film with a primary or secondary amine such as diethylamine. Cation exchange material is formed by polymerizing a thin film of resin formed from acrylic acid and divinylbenzene on to carbon granules or fibres, followed by heating.
Patent GB-327482-A (GB)
Title: Improvements in the dehydration of salts
IPC: C01G1/00
Filed: 1929-01-17
Abstract: 327,482. Johnson, J., Y., (I. G. Farbenindustrie Akt.-Ges.). Jan. 17, 1929. Absorbing moisture by bibulous materials; drying by displacement of water by other fluids.- The dehydration of moist solid substances by treatment with liquid ammonia is applied to the dehydration of salts, particularly those of the alkali or alkaline earth metals and of magnesium, containing water which may be present as hydrate, water of crystallization, or adherent water. In some cases ammonia compounds of the salts may be formed which may be decomposed on heating with the anhydrous salt and ammonia. The Provisional Specification describes also the treatment of solutions of the salts to recover the anhydrous salts.
Patent GB-1272922-A (GB)
Title: Organic sulphated surfactants
Inventor: ZORAYAN VAHAN
IPC: C11D1/28
Filed: 1970-01-13
Abstract: 1,272,922. Organic sulphated surfactants. L'OREAL. 13 Jan., 1970 [13 Jan., 1969], No. 1719/70. Addition to 1,107,441. Heading C2C. [Also in Division C5] Novel compounds of the formula or an alkali metal or alkaline earth metal salt thereof or a salt of an ion of the formula wherein R 1 , R 2  and R 3  are hydrogen atoms or alkyl or hydroxyalkyl radicals of 1 to 4 carbon atoms, and R is either (i) a branched or unbranched alkyl or alkenyl radical of 21 to 26 carbon atoms, (ii) a radical of the formula wherein n is a number from 14 to 17, (iii) a radical of the formula wherein n is a number from 12 to 16, (iv) a radical of the formula wherein n is 7 or 8, or (v) a pelangonyl or undecyl radical, and novel salts derived from an ion of the formula in which R is an alkyl or alkenyl radical of 8 to 20 carbon atoms, and an ion of the formula as mentioned above with the proviso that the total number of carbon atoms in R 1 , R 2  and R 3  is greater than 4, are prepared by reacting an acid of the formula RCOOH with diglycolamine, sulphating the alcohol function of the resulting amide and, if necessary, salifying the product. In the novel salts, R is suitably an aliphatic radical derived from the fatty acids of copra or tallow. In the preparation the alcohol function is suitably sulphated with sulphamic acid and the amide sulphate reacted with magnesia. Examples describe the preparation of magnesium di(dodecanoylaminoethoxyethyl) sulphate, the magnesium sulphate of talloyl- and coproylaminoethoxyethanol where "talloyl" and "coproyl" are the acyl radicals derived from the fatty acids of tallow and copra respectively. The novel compounds or salts may form constituents in a cosmetic composition suitable for use as a hair shampoo.
Patent GB-406323-A (GB)
Title: Improvements in or relating to machines for winding electrical coils
IPC: H01F41/06
Filed: 1932-07-19
Abstract: 406,323. Winding electrical coils having insulating - material between successive layers. UNIVERSAL WINDING CO., 95, Boston Street, Boston, U-S.A. July 19, 1932, No. 1729/34. Convention date, April 9, 1932. Divided on 404,690. Drawings to Specification. [Class 120 (ii).] The descriptive matter of the Specification is the same as that of Specification 404,690, as accepted, but the claims of this Specification have particular reference to the arrangement and construction of the means for delivering the sheet insulating material to the coil at the appropriate times. Specifications 395,386 and 398,208 also are referred to.
Patent GB-931315-A (GB)
Title: A new sulphone compound and its use as a pesticide
IPC: A01N41/10
Filed: 1962-01-17
Abstract: The invention comprises vinyl 1,2,3,7,7-hexachlorobicyclo (2.2.1)hept-2-en-5-yl sulphone.  It may be prepared by heating an excess of divinyl sulphone with hexachlorocyclo pentadiene at 50 to 200 DEG C. for one hour to several days.  Polymerisation inhibitors, e.g. phenol and quinone may be added.ALSO:Pesticidal compositions comprise as active ingredient vinyl 1,2,3,4,7,7 - hexachlorobicyclo (2.2.1)hept - 2 - en - 5 - yl sulphone together with a solid or liquid carrier.
Patent GB-292871-A (GB)
Title: Improvements in and relating to the manufacture of road materials
IPC: E01C7/18
Filed: 1928-01-20
Abstract: 292,871. Hines, J. Jan. 20, 1928. Compositions containing bituminous and siliceous, calcareous, and like materials.-Tar macadam in which the tar has been strengthened by an admixture of bitumen is treated with a colloidal emulsion of bitumen in water or other suitable liquid, to prevent' premature hardening. In an example, a tar macadam in which approximately 20 per cent of the tar has been replaced by bitumen is sprayed with from 1 to 2 per cent of the weight of the aggregate with a bitumen emulsion, the bitumen content of which is about 50 per cent. The emulsion may be used for reconditioning a tar and bitumen macadam which has already set. In this case holes are drilled in the mass and these are filled with the emulsion. A quantity equal to 30 per cent of the original binder is usually sufficient.
Patent GB-1423133-A (GB)
Title: Surgical cements
IPC: A61K6/083
Filed: 1972-01-14
Abstract: 1423133 Surgical cements AMALGAMATED DENTAL CO Ltd 10 Jan 1973 [14 Jan 1972] 1899/72 Heading C3P Packs for the preparation of surgical cements comprise (a) a solid component comprising zinc oxide together with at least 2 wt. per cent, based on zinc oxide, of stannous fluoride, and (b) a liquid component comprising an aqueous solution of polyacrylic acid. Component (a) may also contain powdered polyacrylic acid and other metal salts or oxides, e.g. silica and alumina as in Example 1. The pack may be in the form of a two-compartment phial or capsule.
Patent GB-657163-A (GB)
Title: Bridge member for bicycle, tandem and the like vehicle brakes
IPC: B62L1/16
Filed: 1949-01-24
Abstract: 657,163. Cycle brakes. IMBERT, J. Jan. 24, 1949, No. 1906. Convention date, Jan. 26, 1948. [Class 136 (i)] A bridge member for the brakes of cycles, tandems and the like comprises a steel wire a, the ends a<SP>1</SP>, a<SP>2</SP> of which are wound round the pivots b, b<SP>1</SP> of the brake shoes between which the wire forms symmetrical sections connected with one another through a loop a4 lying in the medial portion of the bridge and inside which the end of the sheath c enclosing the brake cable is held and supported. The wire a may either be formed with an uninterrupted loop a4 (Fig. 1) or else of two identical elements d, e (Fig. 4).
Patent GB-1431404-A (GB)
Title: Adjustable stroke mechanism in tufting machines
IPC: D05C15/20
Filed: 1974-01-16
Abstract: 1431404 Tufting machine SINGER CO 16 Jan 1974 [3 May 1973] 02028/74 Heading D1G A tufting machine has an adjustable needle bar stroke mechanism comprising a drive shaft including a first shaft member 66 receiving a connecting rod 24 connected to the needle bar and disposed between a pair of co-axial second shaft members mounted each in a bearing block 48, the axes of the first and second shaft members being offset by an amount which can be varied to select a particular stroke. As shown a tongue 68 and groove 52 connection is provided between parts 46 and 66, bolts 62 securing the parts in the chosen eccentric relationship. Adjustable counterweights may be provided, these may be parts (72 Fig. 2 not shown) connected to the ends of parts 46 remote from the part 66 by a similar tongue and groove connection, or alternatively these may be parts (74, 76, Fig. 5 not shown) attached to the elements 52-56 already provided.
Patent GB-364359-A (GB)
Title: Improvements in or relating to counting mechanisms, more particularly for gas meters
IPC: G01F15/06
Filed: 1931-01-21
Abstract: 364,359. Ratchet gearing. PINTSCH AKT.-GES., J., 71, Andreasstrasse, Berlin. Jan. 21, 1931, No. 2030. Convention date, April 12, 1930. [Class 80 (iii).] In counting apparatus for summing the total length of the strokes of a reciprocating element by converting these strokes into a unidirectional rotational movement, a shaft is engaged by two pairs of clamping jaws, each pair being operatively connected to the reciprocating element and arranged to act as a frictional ratchet. To a reciprocating lever 2 are attached two links 4, 4<1>, the former link 4 being pivoted at 12 to a lever 6 hinged at 8 to the two jaws 9, 10 of a clutch surrounding a shaft 15 connected to the counter. A spring 7 tends to close the jaws on to the shaft. When the link 4 is lowered the jaws close to rotate the shaft 15 in an anticlockwise direction. When it is raised the jaws open and slip round the shaft, but the latter is rotated by a similar clutch device attached to the link 41 and having its lever 6 working over the top of the shaft 15.
Patent GB-733146-A (GB)
Title: Improvements in or relating to alloy steels
Inventor: HARRIS GEOFFREY THOMAS
IPC: C22C38/26
Filed: 1951-01-27
Abstract: In a modification of the alloys of the parent Specification the proportion of Cr is raised and is within the range 16-25 per cent, the ranges of proportions of the other constituents remaining unchanged.  The heat treatment, forging and tempering treatments used according to the parent Specification may be used with these higher proportions of Cr.  The Provisional Specification describes also alloys containing 15-25 per cent Cr but otherwise of the same composition.
Patent GB-875513-A (GB)
Title: Anti-vibration bed-plate for at least one machine, more particularly at least one machine tool
IPC: B23Q11/08
Filed: 1959-01-21
Abstract: 875,513. Machinery beds. DURAL A.G. Jan. 21, 1959 [Jan. 24, 1958], No. 2205/59. Class 80 (4). A bed for a machine B comprises a slab 1 of reinforced concrete seating on a plurality of shock-absorbers 3, a flexible strip sealing device 10 being provided between the peripheral edge 2 of the slab 1 and the floor 11 so as to seal off the shock-absorbers without hindering their action. The shock-absorbers may be of rubber or steel springs or they may be hydraulic.
Patent GB-1173254-A (GB)
Title: Improvements in or relating to the Surface Aeration of Liquids
IPC: C02F3/16
Filed: 1968-01-16
Abstract: 1,173,254. Surface aerators. AMES CROSTA MILLS & CO. Ltd. and F. SANDERSON. 17 July, 1968 [16 Jan., 1968], No. 2241/68. Head. ing B1C. [Also in Division C1] A surface aerator for sewage of the type comprising a rotatable internally bladed inverted cone 10, 11 has above the cone and rotating therewith a coaxial annular shroud 18 having a continuous downwardly inclined peripheral lip 19, and extending into the patch of the discharged liquid. The lower edge of the cone 10 has a flared skirt (not depicted) and/or a cylindrical neck 22, forming an uptake; the neck 22 may with a like member 23 form a hydraulic seal with a stationary uptake tube supported clear of the tank bottom. Discharged liquid is deflected downwardly by the shroud and is recirculated repeatedly through the uptake and aerator. There may be air admission holes 29 and air scoops 30. In a modification (see Figs. 6 and 7, not shown) the shroud (18<SP>111</SP>) is duodecagonal and the cone has a horizontal lip (32) and is adjustably suspended below the shroud.
Patent GB-134448-A (GB)
Title: Improvements in or relating to General Fixing Bricks or Blocks.
Inventor: DRING FRANCIS
IPC: E04B1/41
Filed: 1919-01-29
Abstract: 134,448. Dring, F., and Bennetts, J. H. Jan. 29, 1919. Wall plugs or sockets.-A fixing-block of the kind to be built into a wall and provided with dovetailed grooves b, Fig. 1, to receive wooden insertions or nailing blocks, is formed with a transverse groove c to facilitate the division of the block into two parts, and a groove or slot d in the bed faces to key with the mortar joint or to receive a fixing insertion if the block be divided. Fig. 4 shows a modification.
Patent GB-104181-A (GB)
Title: Process for the Conversion of Glue-leather into Glue and the like.
Inventor: ROEHM OTTO
IPC: C09H1/04
Filed: 1917-02-15
Abstract: 104,181. Rohm, O. Sept. 28, 1915, [Convention date]. Gelatine and glue.-Glue leather, i.e. scraps cut off depilated hides before tanning, is converted into glue or gelatine by treatment with the enzyme of pancreas or other proteolytic enzyme, with or without the addition of acids, ammonium salts, or amino-acids or other products of the decomposition of albumen. After the material has been in the liquor a few hours, it is boiled. The material may be given a preliminary treatment with a 0.5 per cent solution of caustic soda before the enzyme treatment. Specification 5377/08, [Class 76, Leather], is referred to.
Patent GB-708432-A (GB)
Title: Improvements in or relating to chimney stacks
Inventor: PALMER HAROLD LAITHRAIM
IPC: E04F17/02
Filed: 1951-01-30
Abstract: 708,432. Securing pipes to walls. TRUE FLUE, Ltd. April 30, 1952 [Jan. 30, 1951], No. 2330/51. Class 99 (2). [Also in Group X] An external chimney stack adapted to be erected against an existing wall so as to be completely proud of the front face of the wall, comprises a plurality of superimposed prefabricated hollow sections each having a vertical smoke bore and individually secured against said face of the wall and a lower unit with a vertical smoke outlet to align with the vertical bore of the immediately adjacent one of said sections and with a rear opening said rear opening and vertical outlet both communicating with a soot collecting chamber or box in said lower unit, an upper one of said sections carrying a pot structure. The predominating portion of the stack shown (Fig. 1) is constituted by pre-cast hollow blocks 1 each having flanges 4 for wall attaching purposes and a central refractory tube 8 the space between tube and the shell 2 of the block being filled with an insulant 9. The tubes 8 are cut back (Fig. 3) so that when the blocks are cemented together rings 11 of similar material may be fitted to seal any gaps occurring across the opposed ends of successive sections 1. The lower unit 14 of the stack is a soot box, it being formed with a tubular part 16 for connection to the stack sections 1, a soot box door 18 and an opening 21 for receiving the flue pipe 22 of a domestic boiler or other appliance. A corbel 23, secured to the wall, is provided below the unit 14 to assist in carrying the weight of the stack. In order that the stack may pass through the eave a flashing unit 32 (Fig. 11) is used and above that is cemented in position a crown flashing unit 33 (Fig. 1, 2) having a configuration such as to enable a prefabricated chimney pot unit 34 with downdraught preyentative unit 38 to be superimposed thereon. In Fig 9 two flashing units 32, 32a, are interposed between the uppermost section 1 and the flashing unit 33 the flashing 37 being carried between the units 33 and 32a and also between the units 33 and 34. In a modification (Fig. 7)'latitude in positional relationship of the unit 14 and the flue pipe of the boiler or other appliance is allowed by moulding the refractory lining 15 of the unit to a shape which will accommodate in its rear part an angularly adjustable short pipe 27 adapted to receive the flue pipe. In a further modification the corbel 23 is replaced by a number of prefabricated support sections which are carried down to ground level from the unit 14.
Patent GB-323938-A (GB)
Title: Mudguards for motor vehicles
IPC: B62D25/16
Filed: 1929-01-24
Abstract: 323,938. Riley, A. Jan. 24, 1929. Mudguards for motor vehicles comprise horizontal sections arranged between the back of the front wings 2 and the front of the rear wings 4, the sections 9 adjacent to the doors 8 being fixed thereto and adapted to overlap stationary sections, which may consist of a central section 6 and horizontal flanges 3, 5 at the ends of the wings, the sections 9 moving with the doors when the latter are opened, so as not to obstruct access to the interior of the vehicle.
Patent GB-304732-A (GB)
Title: Process for the manufacture of basic phenol alkyl ethers
Filed: 1929-01-24
Abstract: 304,732. I. G. Farbenindustrie Akt.- Ges. Jan. 25, 1928, [Convention date]. Void [Published under Sect. 91 of the Acts]. Addition to 288,555. Phenol aminoalkyl ethers are obtained by treating a phenol, containing an unsaturated alkyl group in the o-position to the hydroxy group but which is not a derivative of an N- acetyl-amino-phenol, with an alkylene dihalide in the presence of an alkaline agent and then combining the resulting halogen compound with a monoalkylamine. The products possess therapeutic properties. According to the example, the monoethylaminoethyl ether of 6-alkyl-2-methoxy- 1-phenol is prepared by heating monoethylamine with the #-bromethyl ether of 6-alkyl-2-methoxy- 1-phenol in a closed vessel.
Patent GB-1304401-A (GB)
Inventor: FRENZL A
IPC: H01M50/466
Filed: 1970-01-19
Abstract: 1304401 Making containers VARTA GmbH 19 Jan 1970 [12 April 1969] 2531/70 Heading B5D [Also in Division H1] Cap-shaped tubes for use as separators in a primary galvanic cell comprises at least one strip of material, preferably paper, wound and glued in the form of a sleeve which is closed at one end by a bottom disc or cup, which may be of cardboard, paper or synthetic resin. Advantageously the sleeve is produced from at least 2 helically wound paper webs and a dry electrolyte is provided on and/or between the webs. In a particular example a dry strip of paper 11 forming the basic web and a paper strip 12 coated with an electrolyte adhesive a paste by application roll 17, are wound helically on a winding mandrel 14 to produce a continuous tubular sleeve which is firmly pressed by a rotating winding belt 16. The sleeve is pushed continuously to a cutting mandrel 112 rotating in the same direction and at the same speed as the winding mandrel. The cutting mandrel is reciprocated along its longitudinal axis in synchronism with a knife support 113 for the cutting blades 114. The tubular sleeve is cut into individual sleeves when the cutting mandrel is in the extended position.
Patent GB-649511-A (GB)
Title: Improvements in and relating to optical glass
IPC: C03C3/247
Filed: 1947-01-28
Abstract: 649,511. Glass manufacture. KODAK, Ltd. Jan. 28, 1947, Nos. 2638 and 2639. Convention dates, Jan. 29, 1946 and Aug. 9, 1946. Drawings to Specification. [Class 56] A fluophosphate glass contains 0 to 27 per cent by wt. of silicon together with one or more of the elements. Li, Na, K, Be, Al, Mg, Ca, Sr, Ba, Zn, Pb, La or Th, or with ferric iron, Al, and Li or Na, the atomic ratio F/P in the batch being between 0.23 and 2.9 or, if Fe be included, between 0.23 and 2.5. Ranges and specific examples are given of many glasses of binary, ternary and more complex systems comprising aluminium meta- or ortho-phosphate or beryllium meta- or ortho-phosphate or more alkali fluorides and/or one or more fluorides of Al, Mg, Ca, Sr, Ba, Zn, La or Th; combinations of P 2 O 5 . with BeO other than the meta-phosphate, or with SiO 2  or PbO, may supply the phosphate; systems comprising Al(PO 3 ) 3 , NaF or LiF, and Fe 2 O 3  are also described (the iron may be introduced as ferric phosphate). The melting point does not exceed 1100C (for some of the glasses it is below 850 C., and a silver melting vessel may then be used); the batch should be covered during melting to minimize volatization losses. Most of the glasses have an <SP>n</SP>D value between 1.45 and 1.55 and an Abbe value above 70. The dispersion and the partial dispersion ratios between certain lines of the spectrum (CF, mh, hg, gF, FD, eC and DA<SP>1</SP>) of some of the glasses are given. Specifications 462,304 and 649.512 are referred to. The Specification as open toinspection under Sect. 91 comprises also-the use of NH 4 H 2 PO 4  or (NH 4 ) 2 BeF 4  as a batch ingredient. This subject-matter does not appear in the Specification as accepted.
Patent GB-888922-A (GB)
Title: Correcting recording distortion
Inventor: NAMENYI-KATZ LASZLO
IPC: G11B23/00
Filed: 1960-02-25
Abstract: 888,922. Magnetic recording apparatus. VECTRON ELECTRO-PHYSICS Ltd. Feb. 21, 1961 [Feb. 25, 1960], No. 2678/60. Class 40 (2).  In a magnetic recording system the record tape 11 is passed between two opposing magnetic heads 14, 15, recording signals are applied to the one head 14 and signals derived from the other head 15 are amplified by amplifier 22, phase-corrected by a circuit 23, fed to a differential amplifier 24 where a difference signal is obtained from a comparison with the original signal, a correction signal being so obtained and fed to the recording head 14 for the purpose of correcting recording distortion in the tape 11 and in the recording head 14 itself.
Patent GB-1462066-A (GB)
Title: Polysiloxanes containing cyanoalkoxy radicals
IPC: C08G18/00
Filed: 1974-01-21
Abstract: 1462066 Cyanoalkoxyalkyl siloxanes; stabilizing polyurethane foams UNION CARBIDE CORP 21 Jan 1974 [22 Feb 1973] 02750/74 Headings C3T C3S and C3R A liquid polysiloxane useful for stabilizing polyurethane foams has the average formula wherein x is 2-6, y is 0-6 and z is 0-1, and y+z is at least one, R is a C 1-4  alkyl or a phenyl radical and X is -OR<SP>1</SP>OR<SP>11</SP>CN or -R<SP>1</SP>OR<SP>11</SP>CN, where R<SP>1</SP> is a C 3-8  and R<SP>11</SP> a C 2-4  alkylene radical, and an average molecular weight of 400-2000. Polyurethane foams are obtained from a polyether triol of MW 2000-8000 having at least 40 mol. per cent of its OH groups primary, optionally with up to 40 wt. per cent of the total polyol of another polyether polyol, with the appropriate amounts of an organic polyisocyanate, a blowing agent, a catalyst and the polysiloxane of the invention. In Examples 2-15 allyloxyethyl cyanide is added i.p.o. H 2 PtCl 6  to hydrosiloxanes where x is from 2À1 to 4À9 and y is from 1 to 4À1. In Examples 16 and 17 0À2-3 p.b.w. of these siloxanes are added, with 0À015 or 0À033 p.b.w. dibutyltin dilaurate and a catalyst mixture of approx. 2À6 p.b.w. H 2 O, 0À1 p.b.w. bis-dimethylaminoethyl-ether in dipropylene glycol, 0À12 p.b.w. triethylene diamine, and 1 p.b.w. N- ethyl morpholine and optionally 5À7 p.b.w. of CFCl 3 , to 100 p.b.w. of poly-ethylene oxidepropylene oxide adducts of glycerol, alone or modified with styrene and acrylonitrile; 34 p.b.w. of a TD1/polyphenylene-methylene polyisocyanate mixture is stirred in to obtain a foam.