baber/WOPTO huggingface dataset:
Patent GB-1459580-A (GB)
Title: Writing isntrument top
IPC: B43K23/12
Filed: 1974-12-31
Abstract: 1459580 Writing instrument cap ANSON Inc 31 Dec 1974 [17 June 1974] 56103/74 Heading B6P Cap 10 includes a closure member 15, which is supported by a shelf within axial passage 12 and retained by the spun-over upper part of wall 11. The closure member may be a precious stone, or may bear insignia, and must have a specified dimensional relationship to the wall thickness.
Patent GB-1330237-A (GB)
Title: Method of alkali-cleavage of n-tert-alkylamides
IPC: C07C51/06
Filed: 1971-12-03
Abstract: 1330237 Cleavage of carboxylic amides TOHO BESLON KK 3 Dec 1971 [30 Dec 1970 18 Sept 1971 (2)] 56173/71 Heading C2C Amides of the formula R 1 CONHR 2 , in which R 1  is a saturated or unsaturated hydrocarbon radical of 2 or 3 carbon atoms or the methoxy derivative of such a radical, and R 2  is a tertiary alkyl radical, are cleaved to produce R 1 COOH and R 2 NH 2  by heating in an inert gas atmosphere with an alkali (e.g. NaOH or KOH) in the presence of methanol to above 140‹ C., preferably at 150-250‹ C. Examples obtain tert.- butyl amine. The acids R 1 COOH may be esterified. Acids isolated in examples are acrylic acid (esterified to give methyl acrylate) and methoxypropionic acid. Methyl acrylate is also obtained by refluxing methoxypropionic acid with H 2 SO 4 .
Patent GB-1328367-A (GB)
Title: Recording apparatus used with a taximeter
IPC: G06K1/00
Filed: 1970-11-26
Abstract: 1328367 Taximeters YAZAKI CORP 26 Nov 1970 [5 Dec 1969] 56210/70 Heading G4T [Also in Division G1] Apparatus used with a taximeter for recording details of the operation of a taxicab, comprises transmitter means operable to transmit electrical signals in response to the operation and manual actuation of the taximeter, and recording means which receives and converts the signals to records on a continuous recording medium, the medium being machine readable for use in computation of data of the operation of the taxicab. In the embodiment described switches 14, 22, 26 and 32 are located in the taximeter and are operable to selectively close circuits connecting the transmitter means and recording means (Figs. 1 and 2, not shown). Switch 14 is closed by cam 13 on manual actuation of an external lever each time the cab is hired. Reed switches 22, 26 and 32 are operated by associated magnets 21, 25 and 33 as the movement of of the cab rotates axle 15, to transmit signals indicating respectively the total distance covered, the distance covered with passengers and the number of additional fare units over a basic fare paid by passengers. This information may be recorded on punched or magnetic tape (Figs. 4 and 5, not shown) and the tape may be used with a calculator for computation of total fare, proceeds per unit distance, working ratio &c.
Patent GB-1313160-A (GB)
Title: Arrangement for fixing the outer end of a spiral balance spring
IPC: G04B18/02
Filed: 1970-11-30
Abstract: 1313160 Clocks and watches FABRIQUE D'HORLOGERIE CHS TISSOT ET FILS SA 30 Nov 1970 [1 Dec 1969] 56749/70 Heading G3T An arrangement for fixing the outer end of a spiral balance spring 5 comprises a stud 10 which is mounted on an arm 9 and is provided with a projecting portion 16 and with a bore 19 to receive a pin 11, which is a friction fit in the bore 19, whereby the spring 5 is clamped on all four of its sides by surfaces 15, 18 and 21, 23 on the stud and pin respectively. The stud 10, (shown inverted in Fig.3 with respect to Fig.1) has a body portion 14 which is press fitted in the arm 9 and a head 12 provided with a diametral slot 17 so that the stud may be turned in the arm 19 to adjust the outer fixing point of the spring. The arm 9 is rotatably mounted about a bearing endstone 3 on a balance cock 1, but may alternatively be fixed. The spring has bends 8, 24 formed by an automatic machine which determines the necessary active spring length and cuts the spring accordingly.
Patent GB-1387139-A (GB)
Title: Device for breaking up compressed material packed in a sack
IPC: B06B/
Filed: 1972-12-08
Abstract: 1387139 Shaping filled sacks FERTILIZANTES DE IBERIA SA 8 Dec 1972 [31 Aug 1972] 56859/72 Heading B8C A device for breaking up compressed material packed in a sack, comprises a frame which serves as a support for a drive assembly arranged to vibrate a guide-box arranged in a floating position by means of pairs of springs and flexible laminar elements; wherein said guide-box has a slight inclination with respect to the horizontal plane, and is constituted of two channel-section members joined with the channels thereof facing each other, and of longitudinal beams interposed between the longitudinal edges of the said members, the upper channel-section member being provided, at one of its ends, with a roller which can turn freely and whose height may be regulated, while the lower channel-section member has, on its exterior, means for attachment to the drive assembly. As shown, the device comprises a frame 1 on which is mounted a guide member 4 formed by upper and lower parts 12, 13 each having on its interior surfaces, shaped plates 14 and 15 respectively. The member 4 is supported on the frame by pairs of inclined coil springs 5 and pairs of leaf springs and is vibrated by a motor driven arrangement 21, 22, 24 and 25 as filled sacks pass from a loading end to a discharge end of the member 4, to condition the sacks for transport; at the discharge end they pass under a roller (not shown) journalled in yokes 20 in order to break up any remaining lumps.
Patent GB-1162897-A (GB)
Title: Process for obtaining Powders of Polytetrafluoroethylene
IPC: C08F283/06
Filed: 1967-12-15
Abstract: 1,162,897. Polytetrafluoroethylene powder. MONTECATINI EDISON S.p.A. 15 Dec., 1967 [15 Dec., 1966], No. 57080/67. Heading C3P. Polytetrafluoroethylene powder is prepared by polymerizing tetrafluoroethylene in aqueous suspension at a pH greater than or equal to 7, in the presence of a catalytic system comprising an inorganic peroxide and a water-soluble silver salt, and in the presence of from 0.001 to 1 gram per litre of water of polyoxyperfluoromethylene having a mean molecular weight greater than 1000 and being liquid at the polymerization temperature. The polyoxyperfluoromethylene is a polymeric compound comprising a succession of head-to-tail structural units of formula -CF 2 -O-, some of the end groups being of an acidic nature and some of a neutral nature (CF 3 ). Preferred inorganic peroxides are ammonium persulphate and alkali metal persulphates and the preferred silver salt is silver nitrate. In the examples borax is used as a buffer agent.
Patent GB-1183129-A (GB)
Title: Hoist or Winch
IPC: B66D3/14
Filed: 1967-12-18
Abstract: 1,183,129. Winches. JEAN POMAGALSKI S.A. 18 Dec., 1967 [28 Dec., 1966], No. 57311/67. Heading B8B. A driven winch or hoist pulley 14 is associated with a compression wheel 26 which presses through a lever advantage, the slack side 38<SP>11</SP> of a loaded cable 38 into a groove in the pulley 14 in accordance with the amount of tension in the traction side 38<SP>1</SP> of the cable, to facilitate adhesion between cable and groove. The wheel 26 is mounted on an axle 28 secured to a lever 31 which is pivoted at 32 to the frame 10 of the pulley 14. A roller 34 mounted on an axle 36 secured to the lever 31 is engageable by the traction side 38<SP>1</SP> of the cable, and with increase in tension therein causes the lever 31 to pivot to push the wheel 26 into the pulley groove. The winching apparatus is supported by a pivoted hook 12 and is driven by a hand lever 24 and driving pawl 22 engaging teeth 18 on the circumference of the pulley. A holding pawl 20 prevents run back of the loaded pulley.
Patent GB-1217849-A (GB)
Title: Bale ties
IPC: B65D63/04
Filed: 1967-12-18
Abstract: 1,217,849. Fastenings. TITAN EISENWARENFABRIK G.m.b.H. 18 Dec., 1967 [22 Dec., 1966], No. 57378/67. Heading E2B. [Also in Division A4] A bale tie made from an elongated strip by forming a plurality of fastening elements in the opposite end regions of the strip, those elements in one end region being interengageable with those in the other end region by overlapping said end regions and subsequently moving one end region longitudinally with respect to the other, wherein, in each end region, there are provided at least three fastening elements 24, 25, 26 spaced lengthwise of the strip, the fastening elements 24, 26 lying nearest to and furthest from the end of the strip both being formed by two webs of material lying on opposite sides of a stepped slit 37 or 38 formed in the strip and extending lengthwise therealong, said webs being defined on one side by the longitudinal edges of the strip and on the other side by the stepped slit and being curvedly bent out of the plane of the strip in opposite directions, and the or each intermediate fastening element being formed by two side webs curvedly bent out of the plane of the strip and defined on one side by the longitudinal edges of the strip and on the other by a different one of at least two stepped slits 27, 28 formed in the strip spaced from one another across the width of the strip and extending lengthwise therealong, and by at least one web curvedly bent out of the plane of the strip from between said two stepped slits, the webs lying on opposite sides of the stepped slits being bent out of the plane of the strip in opposite directions. The slits are arranged so that for each the shoulder provided by the step in one edge of the slit engages between two edges of the corresponding slit in the opposite end of the tie when the ends of the tie are fastened together as shown in Fig. 9. To permit this the length of each slit made in one end of the strip is slightly shorter than that of the corresponding slit in the opposite end. As shown there is only one fastening element 25 in each end, but more than one can be provided, also as shown the element 25 has a central web and two side webs deformed by two slits, these can however be three or more slits disposed side by side across the width of the tie.
Patent GB-1376629-A (GB)
Title: Toner dispenser
IPC: G03G15/08
Filed: 1971-12-13
Abstract: 1376629 Electro-photographic developing apparatus XEROX CORP 13 Dec 1971 [14 Dec 1970] 57759/71 Heading G2H A dispenser 75 for adding toner particles to a developing apparatus 26, (claimed in Specifications 1372731 and 1373010) comprises a perforated plate 93 which is reciprocated in a plane parellel to a wall 76 to feed toner down the wall to a polyurethane dispensing roller 83.
Patent GB-1241300-A (GB)
Title: Stabilisation of halogenated hydrocarbons
Inventor: WHIM BERNARD PATRICK
IPC: C07C17/42
Filed: 1967-12-21
Abstract: 1,241,300. Stabilized halogenated hydrocarbons. IMPERIAL CHEMICALS INDUSTRIES Ltd. 5 Dec., 1968 [21 Dec., 1967], No. 58171/67. [21 Dec., 1967], No. 58171/67. Heading C2C. [Also in Divisions C4-C5] A saturated halogenated hydrocarbon containing (a) at least one fluorine atom or (b) at least the chlorine atom and at least one hydrogen atom is stabilized by the addition of a benzotriazole or a benziminazole of formulµ respectively, where R 1 , R 2 , R 3  and R 4  are hydrogen or alkyl. The stabilizer is used in amounts of from 100 to 50,000 parts by weight per million of halogenated hydrocarbon. Specified hydrocarbons are methylene chloride, 1,1,1 - trichloroethane, fluorotrichloromethane, dichlorodifluoromethane and trifluorotrichloroethane. Conventional stabilizers may be present, e.g. alcohols, ketones, esters, epoxy compounds, cyclic ethers, alkylamines, olefines, nitriles, pyrroles, nitroalkanes and alkyl nitrates. An aerosol composition comprises a stabilized chlorofluoroalkane propellant, alcohol and water.
Patent GB-1435818-A (GB)
Title: Electrophotographic developer liquid
IPC: G03G9/125
Filed: 1973-12-19
Abstract: 1435818 Liquid developer HOECHST AG 19 Dec 1973 [21 Dec 1972] 58772/73 Heading G2H An electro-photographic developer liquid comprises a dispersion of a coloured viscous solution of one or more polymers, which solution contains 0.01-10 wt. per cent of water based on the total polymer weight, in an electrically insulating liquid having a kauri-butanol value of less than 30, in which liquid at least one polymeric component of the solution is substantially insoluble. The colouring matter may be carbon black or an organic dye. The water may be introduced in the form of distilled water or a water-miscible solvent, such as acetone or ethanol, containing some water. Suitable polymers are copolymers of vinyl toluene or styrene with acrylic acid esters. Preferably, to prevent agglomeration of the particles of dispersed viscous polymer solution, a second polymer such as a butadiene/styrene copolymer which acts as a protective colloid is added.
Patent GB-1311924-A (GB)
Title: Process for photopolymerising unsaturated polyester resins
IPC: C08F283/01
Filed: 1970-12-14
Abstract: 1311924 Photopolymerizing polyester resins PROGIL 14 Dec 1970 [17 Dec 1969] 59235/70 Heading C3P A shaped body is prepared by exposing a first phase, comprising a shaped body of an unsaturated polyester resin, an ethylenically unsaturated polymerizable monomer and a lightsensitive initiator to light radiation through a second phase which covers, or has immersed therein, the first phase, the liquid medium being transparent to the light radiation to which the initiator is sensitive, and inert to the rosin and initiator. The liquid may be in direct contact with the resin and immiscible with it or the liquid and resin may be separated by an inert, flexible or rigid membrane which is transparent to the light radiation to which the initiator is sensitive. In the examples a polyester prepared from phthalic anhydride, maleic anhydride and propylene glycol, styrene, hydroquinone, paraffin and the ethyl ether of benzoin are impregnated into glass fibre mats which may be used to form laminates or line cup moulds, or are deposited on plywood. Liquids used are cold water, hot water, cold aqueous solution of methylene blue and liquid petroleum hydrocarbon, and membranes used are terephthalate polyester and elastic rubber.
Patent GB-1240844-A (GB)
Title: Removal of co2 and/or h2s from gases containing olefins and acetylenes
IPC: B01D53/52
Filed: 1968-12-13
Abstract: 1,240,844. Purifying fuel gases. BADISCHE ANILIN- & SODA-FABRIK A.G. 13 Dec., 1968 [15 Dec., 1967; 14 Sept., 1968], No. 59324/68. Heading C1A. [Also in Division C5] CO 2  and/or H 2 S are removed from gases containing olefins and acetylenes, e.g. natural gas, blast furnace gas, water gas, gas from oil gasification processes and from devolatilizing butuminous coal, by contacting the gases between 20 and 60 C. in an absorber with an aqueous solution of alkali metal salts of amino acids. The solution is desorped by heating to between 95 and 110 C. before recycling to the absorber, a hydrocarbon mixture containing a major proportion by weight of benzene and its homologues being brought into contact with the solution before entering and/or leaving the desorper, and being removed from the solution before the latter enters the heat treatment zone. This process reduces the polymer content of the recycled solution. The density of the solution entering the absorber is adjusted to be between 1-10 and 1-25 at 20 C. Salts mentioned are the potassium salts of taurine, N- methyltaurine, glycocoll, α-alanine, n- (#-ethoxy) taurine, sarcosine, and N-(#-aminoethyl) taurine, the K salt of N-methyl-α-amino propionic acid being preferred. Polymerization inhibitors may be added to the solution. Both the absorbing stage and the hydrocarbon treatment may be at elevated pressure, and in one example, the hydrocarbons include 70% by weight benzene, toluene and xylenes.
Patent GB-1305618-A (GB)
IPC: B29C39/38
Filed: 1970-12-15
Abstract: 1305618 Photopolymerization of polyester resins PROGIL 15 Dec 1970 [21 Jan 1970] 59553/70 Heading C3P An unsaturated polyester resin is photopolymerized by exposing it to ultra-violet light radiation in the presence of a photo-sensitive initiator, the resin being on a liquid metal support, the metal being one which liquefies at a temperature below 150 C. A liquid which is transparent to the ultra-violet light may be initially present on the liquid metal such that the resin forms a layer between the metal and the liquid. The resin may be in direct contact with the liquid when it is immiscible therewith or the resin and liquid may be separated by an inert, flexible or rigid membrane, which is transparent to the ultra-violet light. In the examples polyester resins prepared from phthalic anhydride, maleic anhydride and propylene glycol and styrene, containing hydroquinone and the ethyl ether of benzoin were cast on mercury, mercury covered with petroleum oil and an alloy of bismuth, lead, tin and cadmium kept at 70 C. and covered with water, and were then irradiated with ultra-violet light.
Patent GB-1220529-A (GB)
Title: Improvements in or relating to granulating powdered materials containing carbonates of alkaline earth metals and/or of magnesium
IPC: C03C1/02
Filed: 1968-12-16
Abstract: 1,220,529. Granulating alkaline earth metal carbonates. COMPAGNIE DE SAINTGOBAIN. 16 Dec., 1968 [15 Dec., 1967], No. 59683/68. Headings C1A and C1M. A powdered substance containing at least one carbonate of an alkaline earth metal (including magnesium) is granulated by adding water and sodium or potassium hydroxide to the powder, granulating the powder and heating the granules for long enough to cause the hydroxide to react with the alkaline earth metal carbonate. The powdered substance preferably comprises dolomite and/or limestone, and the alkali metal hydroxide may be added in the form of a lye. The product may be, or form part of a glassmaking or ceramic composition, and may contribute the whole of the water and/or the sodium oxide required. The granules may be heated at 100-110‹ C.
Patent GB-1378419-A (GB)
Title: Phenylalanine derivatives
IPC: C07D319/18
Filed: 1972-12-28
Abstract: 1378419 Substituted phenylalanines LANNACHER HEILMITTEL-GmbH 28 Dec 1972 [28 Dec 1971] 59749/72 Heading C2C Novel compounds of Formula I wherein R 1  represents hydrogen or a lower alkyl group and R 2  represents the acyl radical of a branched chain C 5 -carboxylic acid, or wherein the two substituents R 2  taken together represent the oxalyl, the malonyl or a lower alkyl substituted malonyl group, and acid addition salts thereof are prepared by acylation of a compound of formula wherein R<SP>1</SP> 1  represents hydrogen, a lower alkyl group or a carboxyl-protecting group and R 3  represents an amino-protecting group, or of an acid addition salt of a compound of Formula II wherein R 3  represents hydrogen, with an acylating agent which furnishes the radical R 2 , splitting off any amino-protecting group and carboxyl-protecting group which may be present in the product so obtained, and, if desired, converting a so obtained base into an acid addition salt or converting a so obtained acid addition salt into the free base formN-Benzoyloxycarbonyl- L-dopa ethyl ester is prepared by ester formation. Pharmaceutical compositions in conventional forms for internal or parenteral administration and having anti-Parkinsonian activity comprise an above novel compound and a carrier therefor. Reference has been directed by the Comptroller to Specification 1,347,375.
Patent GB-1211768-A (GB)
Title: Antifouling paints
IPC: C09D5/16
Filed: 1968-12-24
Abstract: 1,211,768. Anti-fouling coating. MITSUI SHIPBUILDING & ENG. CO. Ltd. and HOKKO CHEMICAL INDUSTRY CO. Ltd. 24 Dec., 1968 [27 Dec., 1967], No. 61326/68. Heading B2E. [Also in Divisions C4 and C5] Steel plate, e.g. for cladding ships and other marine structures, is coated wi.th an anti-fouling paint containing one or more organomercury-tin compounds of general formula R 3 SuOHGR<SP>1</SP> in which R is C 2 -C 6  alkyl and R<SP>1</SP> is C 2 -C 6  alkyl, phenyl or tolyl (see Divisions C4-5). As auxiliary anti-fouling agents Cu 2 O, HgO, D.D.T., B.H.C., or aldrin may be included. In examples paints contain rosin plus a vinyl resin or boiled linseed oil and rubber chloride, and other ingredients of talc, red iron oxide. Hansa yellow and solvents.
Patent GB-1224410-A (GB)
Title: Perfluoro alkyl ether amido quaternary ammonium salts
IPC: C09K23/00
Filed: 1968-03-07
Abstract: 1,224,410. Perfluoroalkyl ether derivatives. E.I. DU PONT DE NEMOURS & CO. 7 March 1968 [7 March, 1967; 16 Feb., 1968], No. 62480/69. Divided out of 1,201,996. Heading C2C. [Also in Divisions B2, C5 and C7] Novel perfluoroalkyl ether amides of the formula wherein Rf is a C 1-6  perfluoroalkyl group; n is from 0 to 8; A is an anion the ammonium salt of which (NH 4 A) has a water-solubility of at least 1% by weight; and Q is a C 4-25  radical of the formula (1) -C f H 2p -NR<SP>2</SP>R<SP>3</SP>R<SP>4</SP>, where each of R<SP>2</SP>-R<SP>4</SP> is a C 1-18  alkyl group, the total number of carbon atoms in the three radicals being from 3 to 20, or Q is one of the radicals (2) -C p H 2p NR<SP>5</SP> = Y; (provided that where Q is (3) or (4) the anion A is a halide ion) where p is from 1 to 12, Y is -(CH 2 ) 4 -, -(CH 2 ) 5 - or -(CH 2 ) 2 O-(CH 2 ) 2 -, R 5  is a C 1-16  alkyl radical provided that the total number of carbon atoms in R<SP>5</SP> and Y is from 5 to 20 and R<SP>6</SP> is a C 1-4  alkyl group, the above heterocyclic ring moieties optionally bearing up to three halo or methyl substituents, are obtained by quaternating appropriate tertiary amines or alkylating and quaternating appropriate primary or secondary amines. The amides are useful as floatation agents, surface-active agents, mould-release agents and anti-corrosion agents (see Divisions B2, C5 and C7). Amido tertiary amines having the above formula in which the nitrogen atom in the radical Q is not quaternated, may be obtained by various methods from the corresponding acyl fluorides of the formula Alkyl perfluoroalkyl acid esters of the formula where R is an alkyl group may be obtained as intermediates in these processes.
Patent GB-1291095-A (GB)
Title: Method for joining a ceramic body to another using metal coated particles of molybdenum or tungsten
Inventor: HOELSCHER MAX WALDO
IPC: B32B15/04
Filed: 1969-12-23
Abstract: 1291095 Metallizing ceramics by sintering RCA CORPORATION 23 Dec 1969 [26 Dec 1968] 62603/69 Heading C7D Ceramics such as Al 2 O 3  and Be O are metallized by coating with a powder mixture containing in parts by weight 10-90 uncoated W or Mo 4-80 W or M coated with Fe, Co and/or Ni, 2-27 at least one of MgAl silicate, Ca Al silicate and Mn silicate, and sintering at 1100 -1500 C. in a reducing atmosphere e. g. 10-40% H 2 , 90-60%N 2  with dewpoint above -25 C. The coating may contain up to 10 parts weight Mn, a binder e.g. ethyl cellulose and a vehicle e. g. ethylene glycol dilutyl ether. The preferred coating contains 1-12 parts Mg Al silicate, 1-12 parts Ca Al silicate and 0À2-3 parts Mn silicate per 100 parts metal, powder layer thickness is 12-100Á and sintered thickness 12-36Á. A Ni coating may be plated on the metallized layer prior to brazing to a metal or a metallized ceramic.