baber/WOPTO huggingface dataset:
Patent GB-1397999-A (GB)
Title: Low melting point frit
IPC: C03C3/089
Filed: 1973-09-06
Abstract: 1397999 Enamel or glaze frit COMMERCIAL DECAL Inc 6 Sept 1973 [3 Nov 1972] 42032/73 Heading C1M An enamel or glaze frit comprises in percentages by weight SiO 2  15-65; PbO 10-60; CdO 1-10 and SnO 2-15. The enamel or glaze may also contain up to 10% TiO 2 , 1 to 4% ZrO 2  up to 20% B 2 O 3 , up to 20% Na 2 O and/or K 2 O, up to 4% Li 2 O and up to 6% Al 2 O 3 . In iron of the alkali metal oxides the frit may contain up to 5% of an alkaline earth metal oxide such as Mg, Ca or Sr.
Patent GB-972003-A (GB)
Title: New imidazolidine compounds
IPC: C07D/
Filed: 1962-11-07
Abstract: The invention comprises compounds of formula <FORM:0972003/C1/1> wherein R1 is a phenyl, aralkyl, or halogen-, the halogenated alkyl-, acyl-, alkyl- or alkoxy-substituted phenyl or aralkyl radical, R2 and R3, which may be the same or different, are hydrogen atoms or alkyl or aryl radicals, R4 and R5, which may be the same or different, are alkyl radicals or may be alkylene radicals linked either directly or through an oxygen, sulphur or nitrogen atom, the nitrogen atom having attached thereto an alkyl or hydroxyalkyl radical, Y is a branched or unbranched alkylene radical, and X is an oxygen or sulphur atom or an imino-group, and acid addition salts thereof. These compounds may be prepared by (1) converting a compound of formula <FORM:0972003/C1/2> to its alkali metal salt and reacting this with a compound of formula <FORM:0972003/C1/3> wherein Z is the residue of an organic or inorganic acid and R6 and R7 have the same values as R4 and R5 with the exception of alkylene groups linked through an N-hydroxyalkyl group, (2) reacting compounds of formula <FORM:0972003/C1/4> wherein V is a reactive substituent, for example a chlorine atom, with an amine of formula HNR4R5, (3) catalytic hydrogenation of a compound of formula <FORM:0972003/C1/5> wherein X1 is an oxygen atom or an imino group and Y1 is an alkylene group having one carbon atom less than the desired group Y, in the presence of an amine of formula HNR6R7, or by catalytic hydrogenation to the primary amine followed by alkylation, or (4) cyclization of compounds of formula <FORM:0972003/C1/6> by reaction with carbonic acid dialkyl esters, chloroformic acid esters, cyanogen halides, phosgene, thiophosgene, carbon disulphide or cyanic acid.  The compounds of the invention have analgesic, cataleptic and anti-emetic properties.
Patent GB-1005317-A (GB)
Title: Ship for carrying bulk fluid cargoes
Inventor: VELTRE ALBERT PETER
IPC: F17C13/08
Filed: 1962-11-08
Abstract: 1,005,317. Ships for the transport of bulk fluids. MARYLAND SHIP BUILDING & DRYDOCK CO. Nov. 8, 1962, No. 42229/62. Addition to 955,998. Headings B7A and B7S. A ship for transporting liquefied gas cargo as described in the parent Specification, is modified by the provision of anchor bolts 162 which are engaged in bores in tank support beams 152, and locate in elongated apertures 160 in tank-bearing blocks 156.
Patent GB-969210-A (GB)
Title: Structure element for building up a self-supporting rotary shaft
Inventor: DUUS HAROLD MARIUS
IPC: F16C23/08
Filed: 1960-12-09
Abstract: 969,210. Shafts; shaft couplings. B. H. DETHLEFSEN. Dec. 9, 1960, No. 42526/60. Heading F2U. A self-supporting rotary shaft for soil preparation machines, augers, or temporary transmission shafts is built-up of sections each of which comprises a stationary tube section 1 and a rotary shaft section 7, of the same length of the. tube section, coaxially and rotatably mounted therein, in staggered axial relation thereto, by a single, self-aligning bearing 6 arranged where the shaft section projects from the tube section, the tube and shaft sections respectively having means at each of their ends for connection with adjacent tube and shaft sections. The bearing 6 may be a spherical journal, or a self-aligning roller, or, as shown, ball bearing. The tube section connecting means may comprise screwed sleeves or, as shown, radial flanges 2, 3 respectively recessed and spigoted at 4, 5, and the shaft section connecting means may comprise a square coupling or, as shown, keys 9 which engage splines 8 in adjacent shaft sections and are held in position by a sleeve 10 preferably secured to one end of the shaft section.
Patent GB-1399350-A (GB)
Title: Cable filling compositions
IPC: H01B7/285
Filed: 1971-09-13
Abstract: 1399350 Petroleum-based gels STANDARD TELEPHONES & CABLES Ltd 7 Sept 1972 [13 Sept 1971] 42549/71 Heading C5F [Also in Division H1] A water-blocking gel comprises a major proportion by weight of a liquid petroleum based oil in which is dispersed a minor proportion by weight of a solid gellant insoluble in the oil and not melting below 100‹ C, the gel being devoid of any gellant soluble in the oil and/or melting below 100‹ C. The gel fills the interstices of a sheathed cable composed of strands of plastics insulated conductors. The oil may be a paraffinic oil or an aromatic extract. The gellant may be granulated mica, silica (e.g. less than 1 micron) and certain clays (e.g. bentonite). Polar liquids such as alcohols, ketones or esters may also be present. In an example a composition comprises aromatic extract, a clay and propylene carbonate. Antioxidants, stabilizers, colour base and dispersing agents may also be present in the gel.
Patent GB-968371-A (GB)
Title: Razor cases, shaving kits and the like
IPC: A45D27/22
Filed: 1962-11-13
Abstract: 968,371. Razor cases. PHILIP MORRIS Inc. Nov. 13, 1962 [Jan. 17, 1962], No. 42874/62. Heading B8P. A moulded plastics razor case is composed of a lower opaque container section 15 and a transparent cover section 16, the section 15 having a lower front wall 20 than back wall 21 and a platform member 25 joining said walls. Near an end wall 22 and integral with the platform 25 is a cradle 29 which has a recess with an overhang 32 adapted to receive the head of the razor and near the other end wall 23 is provided a spring clip 35 to hold the razor handle. A recess 52 with a spring clip 58 is provided near the rear of the case to receive the lower portion of the blade dispenser 12. The cover 16 is horizontally mounted on the lower section 15 by a pair of hinge means 70, each of which comprises an integral nub 71 extending rearwardly from the upper portion of the wall 21 and carrying an integral dependent resilient tail 72, and a nub 73 extending downwardly from the rear surface of the wall 68 and carrying a pintle 74 extending under the nub 71 and in front of the tail 72, the pintle being inserted into the bearing 75 by springing it between the tails 72. Latch means 85 are provided for releasably connecting the two sections 15 and 16, said means consisting of a forwardly extending member 91 on the section 16 which engages in a recess 86 in the section 15. Specification 968,372 is referred to.
Patent GB-977072-A (GB)
Title: Preparation of ethylene oxide adducts of dialkyl phenols
IPC: C07C43/23
Filed: 1960-12-13
Abstract: Ethylene oxide/dialkylphenol adducts containing an average of 2-25 -C2H4O- groups per mole are produced by reacting 2-25 moles ethylene oxide with a dialkylphenol of formula <FORM:0977072/C1/1> wherein X is alkyl of at least 3 carbon atoms and Y is alkyl, X+Y totalling 4-37 carbon atoms, in presence of an alkali metal or an alkali metal hydroxide, carbonate or alcoholate as catalyst, used in an amount of 10-80 moles/100 moles of dialkylphenol. In examples, dinonyl and dinonylphenols were reacted with various molar proportions of ethylene oxide within the stated range. U.S.A.  Specifications 2,213,477 and 2,593,112 are referred to.ALSO:Ethylene oxide/dialkylphenol adducts containing an average of 2-25 -C2H4O- groups per mole are produced by reacting 2-25 moles ethy lene oxide with a dialkylphenol of formula <PICT:0977072/C3/1> wherein X is alkyl of at least 3 carbon atoms and Y is alkyl, X + Y totalling 4-37 carbon atoms, in presence of an alkali metal or an alkali metal hydroxide, carbonate or alcoholate as catalyst, used in an amount of 10-80 moles/100 moles of dialkylphenol. In examples, dinonyl and diarylphenols were reacted with various molar proportions of ethylene oxide within the stated range, e.g. 18, 20 or 22 moles (Example 1), or 25 moles (Example 3). The compounds are used as oil-soluble emulsifiers, examples of oils being kerosene and chlorinated camphene. U.S.A. Specifications 2,213,477 and 2,593,112 are referred to.ALSO:In Example 7, rust-inhibiting composition was prepared from a multigrade SAE10W-30 oil containing a metal sulphonate detergent and an oxyethylated dinonylphenol prepared from 9 mols. ethylene oxide. In Example 2, a composition was prepared from a 150 second neutral base oil containing a metal sulphonate and an oxyethylated dinonylphenol prepared from 6 mols. ethylene oxide.ALSO:Oil-soluble emulsifiers are consituted by ethylene oxide/dialkylphenol adducts containing an average of 2-25 -C2H4O- groups per mole (see Division C2). Emulsifiable concentrates in various solvents are exemplified: Example 3 relates to an emulsion of chlorinated camphene in kerosene; in Example 5 an emulsion was prepared from 98 parts tap water and 2 parts of a 1% solution in a commercially available dormant spray oil of dinonyl phenol/8 moles ethylene oxide adduct. U.S.A. Specifications 2,213,477 and 2,593,112 are referred to.
Patent GB-1007929-A (GB)
Title: Improvements in or relating to the production of unsaturated aliphatic nitriles
Inventor: BALL WILLIAM JOHN
IPC: B01J21/00
Filed: 1963-11-01
Abstract: Acrylonitrile is prepared by reacting at an elevated temperature in the vapour phase propylene, molecular oxygen, and ammonia over an oxide composition comprising antimony, uranium, oxygen and a polyvalent metal of atomic number 22 to 41, 44 to 49, 73, 77 to 83, or 90 as catalyst.  The polyvalent metal is preferably Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ge, Zr, In, Ta, Tl or Pb.  Examples are given in which the polyvalent metal is (a) copper, (b) iron, and (c) titanium. Acrolein is obtained as a by-product.ALSO:Catalysts for the reaction of propylene with ammonia and molecular oxygen (see Division C2) are oxide compositions comprising antimony, uranium, oxygen, and a polyvalent metal of atomic number 22-41, 44-49, 73, 77-83, or 90, many such metals being specified.  Examples describe the preparation of catalysts in which the polyvalent metal is (1) copper, (2) iron, and (3) titanium.
Patent GB-922807-A (GB)
Title: Improvements in or relating to the manufacture of cigarettes
IPC: A24C5/18
Filed: 1958-04-28
Abstract: The subject matter of this Specification is the same as that described in Specification 922,805, but the claims are directed to the feeding of mouthpiece portions, as well as tobacco, to the air-pervious conveyer.  Specifications 895,733, 916,141 and 922,806 also are referred to.
Patent GB-903242-A (GB)
Title: Machine for the treatment of railway permanent way ballast
IPC: E01B27/10
Filed: 1959-12-21
Abstract: 903,242. Earth-working equipment. PLASSER, F., and THEURER, J. Dec. 21, 1959 [Dec. 23, 1958], No. 43353/59. Class 68 (1). [Also in Group XXX] A machine for removing railway track ballast has at least one endless excavating scraper chain which circulates in a horizontal plane below the sleepers which is mounted on the machine so as to be pivotable about a vertical axis arranged outside the butt ends of the transverse sleepers. In the arrangement shown, scraper chains 14, arranged one on each side of the machine so that their free ends overlap when in the operative position beneath the sleepers 18 are pivotably mounted about a vertical shaft which is also pivotal in a vertical plane. The drive which may be hydraulic, for all the above movements is provided in an articulation 15. The ballast in front of the scraper chains 14 and outside the ends of the sleepers 18 is removed by bucket chains 5<SP>11</SP> and deposited through shoots 6<SP>11</SP> into a vibrating screen 7<SP>11</SP> from whence the rubbish passes through a shoot 8<SP>11</SP> on to a conveyer belt 12 which transfers it to a pivotable discharge belt 13 and the cleaned ballast is discharged on to a conveyer belt 11 which transfers it to the track through a shoot 10<SP>1</SP>. The ballast removed from beneath the sleepers 18 by the scraper chains 14 passes through a scoop 16, bucket chains 5<SP>11</SP> and shoots 6<SP>1</SP> on to a vibrating screen 7<SP>1</SP> from whence the rubbish is discharged on to the conveyer belt 12 through a shoot 8<SP>1</SP> and the cleaned ballast is discharged on to the track through the shoot 10<SP>1</SP>. When the machine is to be moved inoperatively along the track the scraper chains 14 are pivoted outwardly from beneath the sleepers 14 and then upwardly to a position with the normal cross-section of the machine and prior to this operation the bucket chains 5<SP>1</SP>, 5<SP>11</SP> are pivoted upwardly by lifting cylinders 9, 9<SP>11</SP> about beams 4<SP>1</SP>, 4<SP>11</SP> which are then displaced inwardly of the machine.
Patent GB-1080644-A (GB)
Title: Improvements in or relating to cisterns and other like receptacles formed from a synthetic plastics material
Inventor: BALL JAMES EDWIN
IPC: E03D1/01
Filed: 1964-10-26
Abstract: 1,080,644. Water-waste-preventing cisterns. W. W. BALL & SONS Ltd. Oct. 26, 1964, No. 43486/64. Heading E1C. A water-waste-preventing cistern with a body 1 of synthetic plastics material is restrained against distortion by securing L- shaped brackets 19 of like material by projections 18 on one arm thereof in recesses 15 in the walls 8, 9, respectively, the brackets 19 having apertures 21 engaged by pegs 23 on a releasable bracing framework 22 connectible to the brackets 19 in one of two positions and securable in position by self-tapping screws 24. A lid 17 has channel members 25, 26a (with extensions 27) to engage the body 1 so that its rim 26 where the lid 17 engages is supported on both sides to further stiffen the body 1, which has stiffening ribs 3, 4 and thickened portions 10, 14. The wall 9 has stiffening ribs 16 which ensure a space between it and a supporting wall.
Patent GB-1246023-A (GB)
Title: Fluid pumping assembly
Inventor: PARKS JOHN WILLIAM
IPC: E03F5/22
Filed: 1969-09-04
Abstract: 1,246,023. Centrifugal pumps. ECODYNE CORP. Sept.4, 1969 [Sept.16, 1968], No.43891/69. Heading F1C. [Also in Division F2] In a pumping assembly comprising pumping equipment 40 arranged within a cylindrical metal housing 11 and supported via members 65, 66 by a downwardly-domed floor 30 of the housing, the housing is in turn supported by a number of metal angle bars 75 forming a supporting structure 15 which is weaker than the housing so that if the assembly is mishandled, e.g. dropped, the structure 15 will buckle and thereby avoid damage to the housing. The pumping equipment comprises a pair of centrifugal pumps 40 each having a respective inlet 43 and both communicating with a common discharge 80. The housing includes a drainage sump 35, and a roof (not shown) with a manhole therein.
Patent GB-1532252-A (GB)
Title: Data transmission system
IPC: H04B3/10
Filed: 1975-10-27
Abstract: 1532252 Multiplex transmission TELECOMMUNICATIONS RADIO ELECTRIQUES ET TELEPHONIQUES TRT 27 Oct 1975 [30 Oct 1974] 44112/75 Heading H4M In a frequency division multiplex system input data being assembled in quadrature pairs of subchannels, e.g. cp, dp each pair constituting a complex channel cp + jdp, [j<SP>2</SP> = - 1], the channels being digitally multiplexed by unit 1, the d/a converted, and low pass filtered multiplex output being used to modulate a carrier for transmission on line 7, the inverse processes taking place for channel reception, a pilot signal, generated by unit 31 and lying between channels in the multiplexed signals, Fig. 6 (not shown) is associated with the real part cp of each channel, the pilot signals as demultiplexed at 12, appearing in both real ep and imaginary jfp subchannels of each received channel and being used both to correct for phase shift in each channel, a phase shifter #<SP>1</SP>p being provided for each channel and, to correct for differential delay in the different channels, digital filters contained in receiving units Dp, Having controllable parameters dependent upon the pilot phase, being provided. Digital filters, Figs. 7, 10, (not shown). Filters (39, 40) for the real, and imaginary subchannels comprise a plurality of calculators (47-50, 53, 54) each comprising tapped delay lines (L, L' Fig. 10) and adder 71, the incoming data received by the delay lines being tapped off and multiplied by coefficients appropriate to the desired filter characteristics, the coefficients for delay line L being fixed, those for L' being derived by units (73-76) as a disclosed function of the pilot signal real and imaginary parts. Delay units (51, 52, 55, 56) allow the superposition of the calculator outputs with distinct delays to allow conversion of word rates between that as decoded (b), Fig. 11 (not shown), and that to be the rate as delivered at Bp, (c, Fig. 11). Similar digital filters, 20, 21 of constant parameters, are used prior to multiplexing, see Figs. 4, 5 (not shown). Data format.-Words in each subchannel comprise 8-bits + a ninth pseudo-random bit inserted by unit 15 in the l.s.b. position. In the received signals, the l.s.b. is passed to comparator (58, Fig. 7) controlling a variable delay (57) controlling the clocking of the digital filters (39, 40) to ensure that the received data is assembled with the pseudorandom bit in the required position [l.s.b.].
Patent GB-1537721-A (GB)
Title: Time setting and correcting circuit for electronic timepieces
IPC: G04G21/00
Filed: 1976-10-25
Abstract: A time setting and correction circuit is provided for a quartz time standard timepiece in which the use of memory circuits permits the correction of minute hand setting, hour hand setting and internal putting into phase of seconds through actuation of a single switch.
Patent GB-1314748-A (GB)
Title: Treatment of aqueous sludges
IPC: C02F11/20
Filed: 1971-09-22
Abstract: 1314748 Dewatering sludges PENNWALT CORP 22 Sept 1971 [25 Sept 1970] 44235/71 Heading C1C A method (e.g. continuous) for dewatering a sludge comprises centrifuging the sludge to obtain aqueous and solids fractions, cooling the solids fraction to freeze any liquids therein and thawing the frozen solids fraction. The thawed fraction may be centrifuged to obtain further aqueous and solids fractions. In one embodiment raw water is mixed with chemical additive(s) and passed to a settling zone to obtain a sludge to be treated as described above. A flocculant may be added to the sludge prior to centrifuging. The aqueous fractions from the centrifuges may be returned to the feed to the settling zone or to the first centrifuge. The freezing and thawing may be achieved by circulating a heat exchange fluid through a circuit comprising freezing, thawing and chilling zones. In the freezing and thawing zones the solids fraction in droplet form is passed down a tower countercurrent to a stream of heat exchange fluid. The water from the settling zone may be treated with coagulant, filtered, softened and disinfected. The chemical additives used may be potassium permanganate, aluminium sulphate, ferric sulphate, lime, carbon, chlorine, ammonia, sodium hydroxide and soda ash. The filter bed may comprise sand, carbon coal, limestone, ion exchange resins and synthetic plastic resins. The disinfectant may be chlorine, hypochloride, ozone or ultraviolet light.
Patent GB-1468647-A (GB)
Title: Process for the preparation of 2-nitro-4,6-dichloro-5-methyl phenol
IPC: C07C205/26
Filed: 1975-10-28
Abstract: 1468647 Preparation of 2-nitro-4,6-dichloro- 5-methylphenol BAYER AG 28 Oct 1975 [18 Jan 1975] 44301/75 Heading C2C 2 - Nitro - 4,6 - dichloro - 5 - methylphenol is prepared by sulphonating 4-chloro-5-methylphenol with concentrated sulphuric acid at elevated temperature to form 2-sulpho-4-chloro- 5-methylphenol, thereafter diluting the reaction mixture with water to a sulphuric acid content of 20 to 30%, chlorinating the resulting 2- sulpho-4-chloro-5-methylphenol with chlorine at elevated temperature and normal or elevated pressure to form 2-sulpho-4,6-dichloro-5-methyl phenol and reacting the 2-sulpho-4,6-dichloro- 5-methylphenol with HNO 3 .
Patent GB-870106-A (GB)
Title: Radiation shields
IPC: G21F1/02
Filed: 1959-12-30
Abstract: 870,106. Radiation - absorbing materials. RASCH, R. Dec. 30, 1959 [Jan. 20, 1959], No. 44323/59. Class 39(4). A shield against neutrons, beta rays, and gamma rays is constructed from a material containing an addition of ferrosilicon. The constructional material may be concrete, cement, plaster, glass, porcelain, clay, or a synthetic plastic. A preferred addition material containing ferrosilicon is the slag obtained when corundum or carbides are produced by melting, in an electric furnace; this slag may also contain titanium. Boron compounds may also be present in the shield material to capture moderated neutrons. The shields may be used in nuclear reactors.
Patent GB-1487730-A (GB)
Title: Measuring machines for particulate materials
IPC: G01G15/00
Filed: 1974-09-19
Abstract: 1487730 'Weighing device VAN DEN BERGH WALKINSHAW ENG Ltd 19 Sept 1974 [21 Sept 1973] 44486/73 Heading G1W A device for weighing out a predetermined weight of a material comprises a weighing apparatus 9, means for introducing a measured volume of material into the weighing apparatus and means for modifying the quantity measured volumetrically to achieve the predetermined weight, the means for introducing a measured volume of material including a hopper 2 and a rotatable body 3 having a plurality of material carrying chambers 4, 5, 6 the openings of which are covered during their passage from the hopper to the weighing apparatus by an endless surface moving in synchronism with the body 3. The openings of chambers 4, 5, 6 are covered by a belt 11 frictionally driven from the body 3. The weighing device includes the hopper 8 mounted on a beam 9, and a linear differential transformer producing a weight signal. The weight is made up in hopper 8 by means of a feed 9 until the required weight is reached, when the weighpan discharges its contents. In use, chamber 4 fills while the weight in hopper 8 is made up. After discharge of hopper 8 the base of hopper 8 is closed and actuates a micro-switch which cases the drum to rotate to bring chamber 6 into position under hopper 2, chamber 5 emptying into hopper 8 during this rotation.
Patent GB-1468275-A (GB)
Title: Garden bird scarer
IPC: A01M29/16
Filed: 1975-10-31
Abstract: 1468275 Bird scares AGRICAID Ltd 31 Oct 1975 [15 Oct 1974] 44630/74 Heading A1E A bird or animal scare comprises an aluminium fan having alternate blades brightly coloured, and a hammer 10 contacting raised bosses on the hub of the fan to make a noise as the fan rotates. The fan is rotatably mounted on a support 3 which is rotatable on a support 8 and has a fin 9 keeping the fan facing the wind. Specification 1307556 is referred to.
Patent GB-1286471-A (GB)
Title: A holder for supporting books and other like articles
Inventor: MILLETT DEREK FREDERICK
IPC: A47B65/00
Filed: 1968-09-19
Abstract: 1286471 Book holders E E THEOBALD and L T CORKE 21 Oct 1969 [19 Sept 1968] 44672/68 Heading A4U A book holder comprises an end wall 6, of wood or plastics material, and a stainless steel strip 1 formed into a coil spring at 2 and uncoilable to receive and grip, when released, books inserted between it and the wall, the strip being adhered or riveted to a metallic stiffening plate 3 and the ends of the strip and plate being received on a rebate 7, and upturned and secured by adhesive or by jamming or wedging in a groove 8 in the wall. A covering of felt may be adhered to the flush bottom surfaces of the wall and plate and may extend over the adjacent part of the strip. In modifications, the ends of the strip and plate are not upturned only the end of the strip is upturned, a coil is provided at each side of the wall, two stiffening plates being provided the upturned ends of which are secured in the groove, or a single stiffening plate has a central part upturned, after setting, for reception in the groove.