baber/WOPTO huggingface dataset:
Patent CA-2022510-A1 (CA)
Title: 4-(n-substituted amino)-2-butynyl-1-ureas and thioureas and derivatives thereof as centrally acting muscarinic agents
Inventor: KESTER JEFFREY A
IPC: A61K31/445
Filed: 1990-08-01
Abstract: ABSTRACT   4-(N-Substituted amino)-2-butynyl-1-ureas and thioureas and derivatives thereof are described, as well as methods for the preparation and pharmaceutical compositions of same, which are useful as centrally acting muscarinic agents and are useful as analgesic agents for the treatment of pain, as sleep aids and as agents for treating the symptoms of senile dementia, Alzheimer's disease, Huntington's chorea, tardive dyskinesia, hyperkinesia, mania, or similar conditions of cerebral insufficiency characterized by decreased cerebral acetylcholine production or release.
Patent CA-2022864-A1 (CA)
Title: Integrated circuit including non-volatile memory cell capable of temporarily holding information
Inventor: KAWANA KEIICHI
IPC: H01L27/10
Filed: 1990-08-08
Abstract: ABSTRACT OF THE DISCLOSURE    There are provided, in addition to an ordinary operation word line for controlling a non-volatile memory upon regularly writing or reading information. an inspection word line, a selection transistor, and a storage capacitor, whereby a signal is inputted onto the inspection word line upon inspection to switch on the selection transistor and hence the information is inputted into the capacitor through a bit line for writing into and reading from the capacitor.  More specifically, the selection transistor and the capacitor are operated as in a DRAM to diagnose the function of an integrated circuit chip without operation of the non-volatile memory.
Patent CA-2024508-A1 (CA)
Title: Water-absorbent, high capacity polyurethane foams
Inventor: GRASEL TIMOTHY G
IPC: C08J9/02
Filed: 1990-09-10
Abstract: ABSTRACT    A water absorbent, relatively dimensionally stable foam is formed from a prepolymer prepared from a polyoxyethylene containing diol, a crosslinking agent and a polyisocyanate.  The preferred polyisocyanate is methylene bis(cyclohexyl isocyanate).  The foam also demonstrates the ability to hold substantial amounts of water, even under pressure, and can be used in various personal and medical care products such as diapers and surgical sponges.
Patent CA-2024580-A1 (CA)
Title: Tricyclic quinolizine amides
Inventor: FOWLER KERRY W
IPC: A61K31/47
Filed: 1990-09-04
Abstract: Abstract Tricyclic quinolizine amides, which have activity as Class III antiarrhythmic agents, acting by prolonging cardiac action potential repolarization.  The invention further provides for compositions incorporating the compounds and methods of their use, as well as providing for pharmaceutically acceptable salts of the compounds.
Patent CA-2025156-A1 (CA)
Title: Reacteur d'oxydation a differentiel de perte de charge et son utilisation
Inventor: ALAGY JACQUES
IPC: C01B32/50
Filed: 1990-09-12
Abstract: Réacteur (R) d'oxydation de forme allongée comprenant en combinaison: - un organe de mélange (3) comportant des moyens d'alimentation (2) en gaz oxydant et des moyens d' alimentation (1) en charge oxydable, - un organe de réaction (4) faisant suite audit organe de mélange, et - un organe d'évacuation (5) et conduit d'évacuation (11) des produits réactionnels dans lequel l'organe de réaction (4) comprend une zone centrale comportant un premier garnissage et au moins une zone périphérique comportant un second garnissage (10), de sorte que la perte de charge dudit second garnissage est supérieure à celle dudit premier garnissage, ledit second garnissage formant un manchon entourant ledit premier garnissage réalisé à l'aide d'au moins un matériau réfractaire et isolant thermique. Ce réacteur comporte une enveloppe externe (8) en acier, une paroi (9) en béton et un élément en acier (13) entourant une série de monolithes (6) formant un organe de mélange (3) suivi de l'organe de réaction (4) comportant une série de monolithes (6) formant des canaux (12) juxtaposés. Utilisation du réacteur à l'oxydation ménagée d'une charge oxydable par un mélange de gaz comprenant un gaz oxydant.
Patent CA-2026435-A1 (CA)
Title: Postcard and manufacturing method thereof
Inventor: MATSUGUCHI NOBORU
IPC: B42D15/08
Filed: 1990-01-31
Abstract: ABSTRACT A postcard comprises a postcard material and a covering material which is stuck to this postcard material and covers at least part thereof.  This covering material comprises a base material  which a heat adherent resin layer is formed on the main surface thereof and an adhesion retarding layer which is formed on the main surface of this heat adherent layer resin, and partially reduces the adhesive force of the above-mentioned postcard material to make it adhere weakly to the above-mentioned postcard material.  Accordingly, at the portion of  the adhesion retarding layer,  the covering material can be peeled comparatively simply off the postcard material and various information formed on the main surface of the postcard material can be seen.
Patent CA-2027611-A1 (CA)
Title: Crates for transporting rubber blocks or sheets
Inventor: LAM DAVID C S
IPC: B65D6/08
Filed: 1990-10-15
Abstract: ABSTRACT     Crates (1) for use in transporting a load of blocks or sheets of rubber having hinged support members (12) mounted in the rim (4).          The members (12) include a hinged blade (14).  Filled crates can be supported one on top of the other(s) in a stack with the blade (14) arranged to support the overlying crate.  Empty crates can be nested in a compact condition with the blade (14) protruding slightly outwardly.     2780PCT.ABST 17.3.89
Patent CA-2031356-A1 (CA)
Inventor: PAILLARD HERVE
IPC: C02F1/78
Filed: 1990-12-03
Abstract: D E S C R I P T I F Selon l'invention on utilise comme catalyseur hétérogène, non soluble dans l'eau, du dioxyde de titane soit pur soit sur support, dans un réacteur à garnissage fixe ou en lit fluidisé. On peut en outre ajouter à l'eau à traiter un catalyseur homogène du type sel de fer ou autres métaux.
Patent CA-2033002-A1 (CA)
Title: Disposable garments
Inventor: NOMURA HIRONORI
IPC: A41B9/02
Filed: 1990-12-21
Abstract: Here are disclosed disposable garments such as a diaper having adhesive areas on top- and/or backsheet(s) along leg-openings. Each of the adhesive areas is defined by a plurality of spiral adhesive traces. The stretchable elastic means are bonded to the top- and/or backsheet(s) along the adhesive areas, respectively.
Patent CA-2033851-A1 (CA)
Title: Variable speed motor drive
Inventor: MOLINE GARY L
IPC: H01H47/00
Filed: 1991-01-09
Abstract: VARIABLE SPEED MOTOR DRIVE ABSTRACT OF THE DISCLOSURE      A motor drive having a sensing input for sensing fault conditions and a speed control input for receiving a speed control signal.  The variable speed motor drive is suitable for being powered by a power supply coupled to a supply input and controls motor speed in a variable speed motor based on the speed control signal such that the motor speed corresponds to the level of the speed control signal.  The disclosed motor  drive  includes  a  power  interrupter,  coupled between the supply input and the variable speed motor, for controllably interrupting power to the motor as well as a drive controller coupled to the motor drive for monitoring the sensing input and causing the power interrupter to interrupt power when a fault condition occurs.   The 'drive also provides that speed control signal to the speed control input at a level which stops the motor when a fault condition occurs.
Patent CA-2039469-A1 (CA)
Title: Concentrated dye solutions
Inventor: STINGELIN WILLY
IPC: D06P3/60
Filed: 1991-03-28
Abstract: Concentrated aqueous dye solutions, comprising a) 7 to 30% by weight of a dye of the formula (see formula 1) in which K is a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine series, b) at least 0.1 but less than 1 mole of 3-diethylamino-1-propylamine, per mole of dye of the formula (1), c) a quantity of a hydroxyalkylamine such that together 1.5 to 5 moles of the components b) and c) are present per mole of dye, and d) if desired, other additives, the dye solutions being distinguished by a good storage stability and are suitable, in particular, for dying paper.
Patent CA-2042480-A1 (CA)
IPC: H04N3/233
Filed: 1991-05-13
Abstract: A horizontal deflection circuit for a cathode-ray tube video display terminal or a projection tube has a circuit for correcting pincushion or trapezoid distortion on the raster of the CRT.  The correction circuit comprises a modulator for modulating a voltage to be supplied to a driving transformer whereto a horizontal oscillation signal is applied for driving a horizontal deflection output switching device in a horizontal deflection output circuit.  The modulation is made in compliance with a component of a vertical synchronization alternating current of a voltage supplied to the horizontal deflection output circuit.
Patent CA-2045146-A1 (CA)
Title: Filter for separating particles from gases
Inventor: HUNT ROLF
IPC: B03C3/155
Filed: 1990-01-02
Abstract: A filter (1) for separating particles from gases by screening, said filter comprising bag-shaped filter material (7) made of filter material, each filter member having at least one opening for discharging the gases flowing through the filter material of said filter member. Furthermore, the filter (1) has pervious stiffening means arranged inside said filter members. The outsides of the filter members (7) are provided with fibres (13) hanging loosely from the filter material, electrically conductive means (8) being arranged inside and/or outside the filter members for charging said fibres.
Patent CA-2045874-A1 (CA)
Inventor: VANDERVOORT JOHN R
IPC: F16H3/12
Filed: 1991-06-27
Abstract: A synchronizer for a changeable ratio gear box of the pin type employing a friction cone on the gear to be engaged.  The synchronizing ring employs pins positively drivingly engaging an axially movable dogged shifting clutch splined to the output shaft and axially engageable with the gear to be engaged.  In one embodiment, the synchronizer ring has a plurality of sprag members circumferentially spaced about the ring and pivoted thereon with the radially outer surface thereof tapered to frictionally engage said friction cone upon axial force application to the ring by the shifting clutch such that the sprag members are pivoted by camming action to increase the friction forces and effect synchronization without increase in the axial force applied to the ring.  In another embodiment the synchronizer ring has a plurality of sprag members circumferentially spaced within the ring and pivoted thereon with the radially inner surface thereon tapered to frictionally engage said friction cone upon axial force application to the ring by the shifting clutch such that the sprag members are pivoted by the camming action to increase the friction forces and effect synchronization without increase in the axial force applied to the ring.
Patent CA-2049026-A1 (CA)
Title: Plant spraying apparatus and method
Inventor: HEDGMAN RONALD G
IPC: F02B1/04
Filed: 1990-03-09
Abstract: An apparatus and method for plant spraying are disclosed. Liquid plant spray is pumped at high pressure through one or more atomisers (28) to produce a mist having a small droplet size, i.e.  between 5 and 60 microns. The spray may be pumped to the atomisers through a hose (24) of nylon or other material which induces an electrostatic charge in the droplets.
Patent CA-2049037-A1 (CA)
Inventor: MUELLER HEINZ
IPC: C09K17/00
Filed: 1990-03-03
Abstract: Enter the French Abstract here.Cette invention concerne des préparations aqueuses de résines de mélamine catalysées par un acide et/ou des condensats urée-formaldéhyde, renfermant en plus une zéolite NaA et/ou une hydroxysodalite afin d'accroître leur utilité . Ces préparations sont particulièrement utiles pour stabiliser des roches et/ou des colmatants de cavité, par exemple, pour l'exploitation minière et le percement de tunnels. Cette invention concerne également un procédé de stabilisation de la roche, par exemple, lors du percement de tunnels ou de l'exploitation minière, par injection simultanée des préparations susmentionnées et d'un catalyseur acide.
Patent CA-2053936-A1 (CA)
Title: Manufacturing method for elongated integrated optical waveguides
Inventor: BHAGAVATULA VENKATA A
IPC: G02B6/13
Filed: 1991-10-22
Abstract: Abstract A method of manufacturing planar optical waveguides in which a planar optical preform which is stretched to form a planar optical cane with substantially smaller cross-sectional dimensions than the original preform, and in which the optical circuitry pattern is achieved by lithographic techniques.  Optical fiber preforms may be inserted in slots in a substrate to form the planar optical preform.
Patent CA-2054629-A1 (CA)
Title: Pharmaceutical composition
Inventor: ASAKURA SOTOO
IPC: A61K31/351
Filed: 1991-10-31
Abstract: A pharmaceutical emulsion composition or solution composition in an organic solvent containing a compound represented by the following chemical formula and having immunosuppressive activity is disclosed: (See formula I)
Patent CA-2055912-A1 (CA)
Title: Novel erythromycin derivatives, their preparation process, the new intermediated obtained and their application as drugs
Inventor: AGOURIDAS CONSTANTIN
IPC: A61P31/00
Filed: 1991-11-20
Abstract: The invention relates to the compounds (I): <IMAGE>  in which,   - either X and X' form C=O or C=NOR with R=H, heterocycle, alkyl, alkenyl, alkynyl, optionally substituted,   or X represents a radical <IMAGE> R<a>, Rb representing H or hydrocarbon radical or forming a heterocycle with N or a 9-N, 11-O ring with A   and X' = H,   - Y and Y' have the same meaning as X and X',   - B = H, OR4, R4 = H or forms a carbonate or a carbamate with A,   - A forms a double bond with C, or   - A = OR'4, R'4 = H or forms a carbonate with B <IMAGE> R2 = alk or CONH2, CONHCOR11 or CONHSO2R11, R11 = hydrocarbon up to 18 C,   R3 = H, alkyl <IMAGE>   Z = H or carboxylic acid residue, and their salts, their preparation and their application as medicaments.
Patent CA-2057178-A1 (CA)
Inventor: OKUYAMA KOJI
IPC: B29D30/30
Filed: 1991-12-06
Abstract: METHOD AND APPARATUS FOR ATTACHING BELT-SHAPED MEMBER TO FORMING DRUM         ABSTRACT OF THE DISCLOSURE         The front end and rear end of a belt-shaped member having a predetermined length are grasped by front end grasping pawls and rear end grasping pawls, respectively, movable in synchronism with and independently from each other when required.  The front and rear end grasping pawls are moved in synchronism with each other until the front end of the belt-shaped member arrives at the forming drum.  After the front end of the belt-shaped member has been pressure-joined with the forming drum, only the rear end grasping pawls grasping the rear end of the belt-shaped member are moved to attach the belt-shaped member to the circumference of the forming drum.  The length of the belt-shaped member is modified to a predetermined length or the circumferential length of the forming drum while the front and rear ends are grasped by the front and rear end grasping pawls, respectively, or the belt-shaped member is being attached to the forming drum.
Patent CA-2057509-A1 (CA)
Inventor: JEANNOT PIERRE
IPC: B01D3/16
Filed: 1991-12-12
Abstract: Cette colonne, du type à garnissage ondulé-croisé, comporte un renvoi de liquide au voisinage des bords du garnissage et une distribution du liquide et du gaz, qui contribuent à diminuer substantiellement la hauteur de la colonne. Application aux installations de séparation des gaz de l'air.
Patent CA-2058966-A1 (CA)
Title: Apparatus to carry out prolonged angioplasty
Inventor: FARCOT JEAN-CHRISTIAN
IPC: A61M5/172
Filed: 1990-04-30
Abstract: The apparatus includes a catheter consisting of an inflatable dilation balloon attached to the end of an air injection duct. A tube (1) passes through said balloon, opens out beyond the balloon, and extends along the whole of the air injection duct. Said tube provides a perfusion of blood or another physiological liquid beyond the balloon when it is inflated. The opposite end of the tube from said balloon is connected to a perfusion pump (11) controlled by a controller (17) which synchronizes it with the patient's electrocardiogram in order to provide, ahead of said balloon, a perfusion of blood or an oxygen-carrying physiological liquid having a flow rate which varies according to the physiological diastoles and systoles of said patient's heart rhythm.
Patent CA-2061667-A1 (CA)
Title: Rotary press
Inventor: MOORE FREDERICK J
IPC: B30B11/08
Filed: 1992-02-21
Abstract: Abstract Title:  A Rotary Press A rotary press 10 having a dispensing device for dispensing granular material on to a rotary table 14.          The dispensing device has a frame 20 located on the table 14 and into which granular material is discharged from a discharge port 36 connected to a vessel 38 containing the granular material.  The vessel 38 and thereby the discharge port 36 is arranged to be raised or lowered by a drive unit 40 so as to vary the feed of the granular material from the discharge port 36 into the frame 20.          Guide fingers 28,30,32 projecting internally from the frame 20 guide the granular material into a die cavity as the table 14 rotates.
Patent CA-2063291-A1 (CA)
Inventor: ROSS JACK
IPC: F16L55/18
Filed: 1992-03-18
Abstract: Before effecting a cut-out operation to remove a section 24 of a pipeline such as a gas main, the pipe 10 is pre-loaded by clamping clamp assemblies 12, 14 around the pipe 10 and locating yokes 16, 18 against the assemblies.  Struts 20, 22 engage the yokes and include hydraulic cylinders 32 which can be pressurised by a pump 30.  Nuts (38) can be tightened onto the cylinders 32 to maintain the pre-load when the hydraulic pressure is removed.          The force applied equals the otherwise unbalanced gas load "A" or "B" provided by the gas pressure in the pipe 10 acting on the stop plugs.   Each clamp assembly comprises thrust members 50 tightened against the pipe 10 by chains.  The forces applied pre-loads the yokes equal to the forces provided by the gas pressure in the pipe 10 acting on the stop plugs.  The thrust members are located on fabric straps which are adjusted to make the members equispaced and then tensioned to lock them in place before the chains are tensioned.
Patent CA-2063485-A1 (CA)
Title: Poly(alkylene cyclohexanedicarboxylate) binary blends
Inventor: BORMAN WILLEM F H
IPC: C08L67/02
Filed: 1992-03-19
Abstract: 336-2223 (8CV-5117) ABSTRACT OF THE DISCLOSURE Compositions are provided which comprise a polyester resin which comprises the reaction product of at least one straight chain, branched, or cycloaliphatic C2-C10 alkane diol or chemical equivalent thereof; and a cycloaliphatic diacid or chemical equivalent thereof; and a poly(ether ester) elastomer, a poly(etherimide ester) elastomer, a copolymer elastomer comprising (ether ester) monomers and (etherimide ester) monomers, a copolymer comprising ethylene and one or more comonomers copolymerizable therewith to provide a solid copolymer, or a combination of any of the foregoing.  These compositions have excellent tensile properties.
Patent CA-2063523-A1 (CA)
Title: Document carrier
Inventor: BELL RALPH
IPC: B65D27/10
Filed: 1992-03-19
Abstract: ABSTRACT         A document carrier for use in transporting documents comprises a rectangular first sheet of opaque material; a rect-angular second sheet of translucent material overlying said first sheet and having first, second and third marginal edges parallel with corresponding marginal edges of the first sheet, and a fourth marginal edge, opposite said second marginal edge, inwardly spaced from, and parallel with the corresponding marginal edge of the first sheet.  The first and second sheets are permanently sealed along the fourth marginal edge and the intersecting first marginal edge, and the third marginal edge is temporarily selectively seal-able to form, when sealed, a three-sided envelope open along the second marginal edge.  A patch of repositional adhesive is disposed on the inner surface of one of the sheets in a centrally located area thereof.
Patent CA-2064047-A1 (CA)
Inventor: ASSANTE JEAN-PIERRE
IPC: B32B27/36
Filed: 1990-07-13
Abstract: The invention relates to composite bi-oriented semi-crystalline polyester films comprising a filled or unfilled thick film and, on at least one of the surfaces of the layer (A), a coextruded polyester layer (3) thinner than layer (A), a coextruded polyester layer (3) thinner than layer (A) with the following features: Rt  </=  3  mu m, Rt/Ra  </=  10, and containing a filler with a mean diameter D 50 of 1.5 to 2.5  mu m and a monodispersity I of D 75 - D 25  </=  1.2. These films may be used as protective foils for the photopolymerisable layers of photopolymerisable components.
Patent CA-2064095-A1 (CA)
Title: Substituted 2-imidazolines and preparation and use therof
Inventor: ANDERSEN HENRIK S
IPC: A61P3/10
Filed: 1990-07-12
Abstract: The invention relates to novel substituted 2-imidazolines (I) having a lowering effect on blood glucose in mammals, to their preparation, to pharmaceutical compositions containing them and to their use.
Patent CA-2066324-A1 (CA)
Inventor: HAUSDORF JOERG
IPC: B29K75/00
Filed: 1992-04-16
Abstract: A polyurethane regenerate can be obtained from solvent-containing waste pastes generated in the manufacture of polyurethane by adding an acylpolyethylene glycol ester to the pastes in an amount of 1/10 of the weight of the paste, subsequently adding water with mixing in an amount of about 12 times the weight of the pastes, mixing for one hour at room temperature, expelling the solvent with steam, removing the solvent from the resulting 2-phase distillate and filtering and drying the polyurethane granulate floating in the water of the distillation residue.  The process provides for an environmentally responsible disposal and/or recycling of polyurethane wastes at low energy cost and chemical cost and independent of whether the wastes contain solvents, or are lacquer-like or pasty.
Patent CA-2066569-A1 (CA)
Title: Balanced snap action thermal actuator
Inventor: WAHLS KARL H
IPC: H01H37/54
Filed: 1991-07-02
Abstract: ABSTRACT OF THE DISCLOSURE           A thermal actuator utilizes a bimetallic snap action member such as a disc to actuate a member such as the armature of a switch to effect opening and closing of the switch.  A resilient biasing member, such as an elongated curved spring member or a compressible member, engages the bimetallic member on a side opposite that of the actuated member to oppose the force exerted by the actuated member during the operation of the actuator.
Patent CA-2069439-A1 (CA)
Title: Monoclonal antibodies, their production and use
Inventor: IWASA SUSUMU
IPC: C12P21/08
Filed: 1990-12-14
Abstract: The present invention provides a hybrid monoclonal antibody having specificities against a human cancer cell and a prodrug-activating enzyme, a polydoma which produces said antibody and an anti-human-cancer-protein complex comprising said antibody and prodrug activating enzyme which is immunologically coupled thereto, and methods of using said antibody in combination with anticancer prodrug for therapy of cancer.
Patent CA-2070696-A1 (CA)
Inventor: HUTCHISON WAYNE R
IPC: B62D3/12
Filed: 1992-06-08
Abstract: A rack and pinion steering mechanism for use with a vehicle having a frame, an operator station and steerable ground engaging wheels.  The mechanism provides a steering wheel, a steering column, a pinion gear coupled with the steering column, and a rack gear plate member having an opening for receiving the pinion gear.  The opening has a laterally extending toothed portion engagable with the pinion gear, and has laterally outward end portions engagable with the pinion gear for limiting the lateral shifting of the rack gear plate member.  A support plate means is coupled with the frame and is abuttable with the rack gear plate member for securing the rack gear plate member between the support plate and frame for maintaining the rack gear teeth in operative engagement with the pinion gear.