baber/WOPTO huggingface dataset:
Patent CA-2178555-A1 (CA)
Title: Broadband resources interface management
Inventor: STAGG LARRY JOSEPH
IPC: H04L12/70
Filed: 1996-06-07
Abstract: An interface between a customer premises network and one or more wide area Asynchronous Transfer Mode (ATM) networks is managed by a broadband resource interface management system controlling the interface connections through a service access unit at the interface, the unit providing basic ATM connection control and transport functions, which incorporates call management and a resource management system, routing being selected in accordance with various criteria.
Patent CA-2180447-A1 (CA)
Title: Preparation of bone for transplantation
Inventor: MORSE BRENDA SMITH
IPC: A61K33/18
Filed: 1995-01-23
Abstract: A method of preparing bone for transplantation, said bone containing internal matrix itself comprising removable material, said method comprising the step of contacting said bone with an atmosphere at less than ambient pressure. Additionally, said method comprising a further step wherein said bone is maintained in contact with a decontaminating agent or a detergent during a period of contact of said atmosphere with said bone. Also a method of treating internal matrix of bone that contains a predetermined amount of removable material, said matrix containing also a predetermined amount of lipid that immobilizes substantially said removable material, said method comprising the step of contacting said matrix with an atmosphere at less than ambient pressure for a time effective to reduce said lipid content below said predetermined amount thereof.
Patent CA-2184244-A1 (CA)
Title: Treatment of tall oil soap
Inventor: VARILA ELIAS
IPC: C11B13/02
Filed: 1995-02-28
Abstract: The invention relates to a method for improving the separation of water in a tall oil preparation process which comprises: a neutralization stage in which a mixture of soap and water is neutralized with carbon dioxide, a water separation stage in which the aqueous phase containing bicarbonate is separated from the soap, and a cooking stage in which the soap obtained from the preceding stage is cooked with sulfuric acid to form tall oil, the improvement comprising the procedure that, after the neutralization with carbon dioxide but before the water separation stage, a second neutralization with sulfuric acid is carried out.  The invention also relates to a process comprising the stages presented above for the preparation of tall oil.
Patent CA-2184745-A1 (CA)
Inventor: BLANCHIER PATRICK
IPC: B61D1/06
Filed: 1996-09-03
Abstract: La présente invention porte sur une voiture deux niveaux à circulation continue à l'étage supérieur (1) et à accès à partir d'un quai haut (8), comportant: - au moins une porte d'accès (3) à la voiture dont le bas de la porte est disposé au niveau dudit quai haut (8), - un palier intermédiaire (4) d'accès à ladite voiture prolongeant ledit bas de la porte d'accès à l'intérieur de la voiture, - un escalier d'accès (5) à l'étage supérieur (1) débutant dudit palier intermédiaire (4), - un escalier d'accès (6) à l'étage inférieur (2) débutant dudit palier intermédiaire (4), - une cage d'escalier (7) dans laquelle sont disposés au moins partiellement ledit escalier d'accès (6) à l'étage inférieur, ledit palier intermédiaire (4) et ledit escalier d'accès (5) à l'étage supérieur, - un plancher (9) audit étage supérieur (1) tronqué sur une zone donnée (10) délimitant ladite cage d'escalier (7) au niveau dudit étage supérieur, ledit plancher (9) dudit étage supérieur (1) définissant un plan continu de manière à permettre ladite circulation continue à l'étage supérieur.
Patent CA-2185495-A1 (CA)
Title: Inflatable gripper assembly for rock boring machine
Inventor: ANDERSON LLEWELLAN
IPC: E21B4/18
Filed: 1996-09-13
Abstract: An inflatable gripper assembly for a rock boring or cutting machine is disclosed.  The inflatable gripper assembly comprises a base member and an elastomeric sheet secured in a fluid-tight and reaction force secure manner to the base member.  The elastomeric sheet expands when fluid is supplied between the base member and the elastomeric sheet to brace a rock boring or cutting machine in a tunnel.  The elastomeric sheet contracts when fluid is removed from between the base member and the elastomeric sheet to allow the rock boring or cutting machine to move within the tunnel.
Patent CA-2187065-A1 (CA)
Inventor: FIELD STEPHEN JAMES
IPC: A61M16/04
Filed: 1996-10-03
Abstract: It is known for tracheal tubes to have a suction lumen extending along their length and opening on the outside of the tube. In the present invention the suction lumen extends on the outside of the curvature of the tube and opens internally to the main lumen through a series of holes, which increase in size towards the patient end of the tube. Towards the machine end of the tube, the suction lumen is connected to a suction source by which suction is applied to the suction lumen to remove secretions that collect inside the tube.
Patent CA-2188260-A1 (CA)
Title: Concha Headset Stabilizer
Inventor: BUNGARDT GABRIELE
IPC: H04R1/10
Filed: 1995-04-28
Abstract: An apparatus for stabilizing a concha style headset comprises a receiver attachment that couples to the body of the receiver of the headset, a flexible and resilient support member extending from the receiver attachment, and a concha stabilizer pad coupled to the end of the support member, such that the concha stabilizer pad contacts the upper concha under the antihelix of the ear with the receiver placed in the lower concha in front of the ear canal.  The receiver attachment can include a foam ear cushion that covers the portion of the receiver that is placed in the lower concha, with the concha stabilizer pad and the flexible support member formed of a compressed cellular foam.  Support ribs extend from the upper surface of the ear cushion along the surface of the support member and join the concha stabilizer pad. Alternatively, the receiver attachment can include retaining members that engage in mounting holes in the receiver, and may include curved members which wrap around the body of the receiver when the retaining members mount the underside of the receiver.  The support member can then include a flexible arch or stalk, with the concha stabilizer pad (or torus) located at the top of the arch.
Patent CA-2189656-A1 (CA)
Title: New peptides with immunomodulatory effects
Inventor: BERGSTRAND H KAN
IPC: A61K38/08
Filed: 1996-03-22
Abstract: Peptides being absorbable by the epithelial cell lining in a mammal resulting in a modulated immune response and thereby a therapeutic effect against disease, formulations containing such peptides and uses thereof.
Patent CA-2190475-A1 (CA)
Title: Sialic acid/fucose based medicaments
Inventor: DASGUPTA FALGUNI
IPC: C07H15/04
Filed: 1994-05-18
Abstract: Compounds that are synthetically inexpensive to make relative to the naturally occuring selectin ligands and that retain selectin binding activity are described that have a three-dimensionally stable configuration for sialic acid and fucose, or analogs or derivatives of these groups, such that sialic acid and fucose are separated by a non-carbohydrate linker that permits binding between those groups and the selectins, such compounds being represented by general structural formula I(a) wherein m and n are independently an integer of from 1 to 5, Y and Z are independently a connecting moiety selected from the group consisting of -CH2-, -O-, -S-, -NR' and -NR'R"-(wherein R' and R" are independently H or an alkyl containing 1 to 4 carbon atoms); X is a connecting moiety which is selected from the group consisting of -O-, -S- and N-; and -R''' may be -R'' or any moiety which does not interfere with the three-dimensional configuration of A or B so as to interfere with selectin binding and is preferably a moiety selected from the group consisting of OR'', -SR'', -I, -N3, and -NR'R'', and A is selected from the group consisting of .alpha. and .beta. forms of sialic acid, Kemp's acid, Quinic acid, Glyceric acid, Lactic acid and acetic acid, and esters thereof and B is selected from the group consisting of .alpha. and .beta. forms of L-Fucose and esters and substituted forms thereof wherein one or more of the -OH groups is independently -F, or -NRIV, RV wherein RIV and RV are independently an alkyl containing 1 to 5 carbons.
Patent CA-2190595-A1 (CA)
Title: Processible electrically conducting polyaniline compositions and processes for the preparation thereof
Inventor: IKKALA OLLI
IPC: C08L79/02
Filed: 1995-06-08
Abstract: Polymeric compositions are disclosed comprising protonated, electrically conducting polyaniline; cyclic organic compounds capable of forming ring-ring interactions with the six-membered rings of the polyaniline and hydrogen bondingwith the NH groups of the polyaniline; and anionic surface active additives. According to the invention, no particular requirements are posed for the counter-ions of polyaniline, which allows for the use of non-functionilized conter-ions.The conducting polyaniline complexes of the invention are processible in the fluid-phase and exhibit significantly improved electrical properties.
Patent CA-2191399-A1 (CA)
Inventor: BERG JOHN LAWRENCE
IPC: F28B9/10
Filed: 1996-11-27
Abstract: An air-cooled steam condensing module with an integral vent condenser has a steam header, one or more rows of condensing tubes between the steam header and a (generally lower) common condensate header. The module also has at least one row of vent condenser or dephlegmator tubes located adjacent the condensing tubes which connect the lower header to a vent header. The dephlegmator tubes may be of the same or larger diameter than the condensing tubes.
Patent CA-2196047-A1 (CA)
Title: Cleaning device for puncture-resistant protective gloves and the like
Inventor: HULSKOTTE JAN HENDRIK
IPC: D06F17/04
Filed: 1995-07-26
Abstract: The invention concerns a cleaning device for puncture-resistant protective gloves (9) and the like and a carrier (2) which accommodates one or more holders for such gloves. The carrier is mobile, so that each holder can be brought into the effective range of a rinsing nozzle which is connected to a cleaning fluid reservoir.
Patent CA-2198703-A1 (CA)
Title: Method for marking of a vessel and a handling device for applying of the method
Inventor: RIEKKINEN MARTTI
IPC: G01N35/02
Filed: 1994-09-15
Abstract: The object of the invention is a method for marking a container (2) for the identification of the samples which it contains, in which method the container (2) is placed in a holder (1) and the holder (1) includes a memory unit (5) into which the machine readable identification data for the identification of the container (2) in the holder (1) is stored. In addition, the object of the invention is an equipment for the application of the method. In order to improve the processing of the sample in the method according to the invention the identification data stored in the memory unit (5) is read by the reading device of the handling equipment (14) and by the instruments of the handling equipment the sample is processed in a predetermined way and the data concerning the processing is transfered into the memory unit. The handling equipment relating to the invention consists of a reading device for reading the identification data and the instruments for processing the sample.
Patent CA-2200000-A1 (CA)
Inventor: CEBATORIUS JOHN BENJAMIN
IPC: B60R22/02
Filed: 1997-03-14
Abstract: In many automobiles, the seat belt system, which usually comprises of a shoulder belt and a lap belt, is mounted from fixed positions within a vehicle. This invention will allow an independent strap to be attached to the existing lap and shoulder belts. The invention, which can be referred to as a buckle, will have a tongue and a groove which when brought together upon a seat belt will secure the independent strap securely, upon the existing safety restraining system in a passenger vehicle. When secured and connected with the inventions, the newly integrated strap can now be shortened or lengthened by a passenger to allow for increased adjustment of the seat belt system.
Patent CA-2200076-A1 (CA)
Title: Drill rod
Inventor: WISAKANTO RISTO
IPC: E21B21/10
Filed: 1995-09-08
Abstract: The invention relates to a drill rod for a down-the-hole hydraulic drilling apparatus. A problem in this technological field is that when one detaches the drill rods, the hydraulic fluid used to drive the down-the-hole drill flows out of the drill rod. The invention solves this problem by a construction where the coupling means (6) between the rods include closing means (6c, 6d) which close the hydraulic fluid transmitting paths (7a, 7b) when the rods are detached and automatically open the paths when the rods are connected to each other. The closing action is achieved by means of auxiliary power such as a pressurised medium, spring power or the like.
Patent CA-2204382-A1 (CA)
Inventor: JOHANSSON TED
IPC: H01L21/8222
Filed: 1995-11-01
Abstract: La présente invention concerne un appareil et un procédé permettant de réguler le courant circulant dans un transistor de puissance à hautes fréquences, sans utiliser des composants externes. Plus particulièrement, un transistor de puissance à haute fréquence (40) comprend une pastille de silicium, une paire d'électrodes interdigitées formées sur la pastille de silicium, ayant chacune une pluralité de doigts d'électrode parallèles et au moins un plot de connexsion. Des régions d'un premier type de diffusion sont formées sous les doigts d'électrode d'une électrode de la paire d'électrodes interdigitées et des régions d'un second type de diffusion sont formées sous les doigts d'électrode d'une autre électrode de la paire d'électrodes interdigitées. Une électrode a des doigts multiples d'électrode (E1, ..., En) et des résistances multiples formées sur la pastille de silicium, au moins une résistance étant connectée en série avec chacun des doigts d'électrode. Une autre électrode est prévue, ayant au moins un doigt d'électrode (En+1, En+2) et cette électrode est connectée à un autre plot de connexion (R). Une autre résistance au moins est formée sur la pastille de silicium et elle est connectée en série avec l'autre électrode. On prévoit également un procédé pour surveiller et réguler le courant circulant dans un transistor intégré à hautes fréquences dans un circuit transistorisé à haute fréquence. Le transistor à haute fréquence comporte une commande de polarisation et un circuit de rétroaction connecté au plot de connexion (R). Le courant circulant par au moins une des résistances ballast d'émetteur est dirigé sur le circuit pour réguler l'intensité du courant. En utilisant la commande de polarisation et le circuit de rétroaction, on influe sur le courant circulant par le transistor intégré à haute fréquence.
Patent CA-2204911-A1 (CA)
Title: Glial derived neurotrophic factor as a neuroprotective agent
Inventor: MARTIN DAVID
IPC: A61K38/00
Filed: 1995-11-13
Abstract: The present invention is directed to the use of glial-derived neurotrophic factor (GDNF) to inhibit or prevent seizure activity. The methods of the present invention are accomplished by administering GDNF to patients having or potentially having a neurodegenerative disorder such as epilepsy.  Pharmaceutical compositions containing a therapeutically effective amount of GDNF in a pharmaceutically acceptable carrier are also provided.
Patent CA-2205150-A1 (CA)
Title: Rolling annular workpieces
Inventor: ANDRIESSEN RONALD CARL
IPC: B21H1/06
Filed: 1997-05-12
Abstract: An annular workpiece 6 is rolled between two oppositely disposed forming rolls 2, 4, and two oppositely disposed growth rolls 22 and 24 acting at right angles to the line of action of the forming rolls. The forming rolls 2, 4, are brought together to roll form the workpiece 6 to a wall thickness dependent upon its weight, and the advance of the growth control rolls 22, 24 is controlled to a position which is also dependent upon the weight of the workpiece 6.
Patent CA-2205892-A1 (CA)
Title: Mutant prenyl diphosphate synthase
Inventor: TAKEUCHI YOSHIE
IPC: C12P7/04
Filed: 1997-06-27
Abstract: Manufacture or use of a mutant prenyl diphosphate synthase in which the amino acid residue located at the fifth position in the N-terminal direction from D of the N-terminal of the aspartic acid-rich domain DDXX(XX)D (the two X's in the parentheses may not be present) present in the second region among the conserved regions of the prenyl diphosphate synthase has been substituted by another amino acid.
Patent CA-2207548-A1 (CA)
Title: Piperazine 2,5-dione derivatives as modulators of multi-drug resistance
Inventor: ASHWORTH PHILIP ANTHONY
IPC: C07D471/04
Filed: 1995-12-22
Abstract: A piperazinedione of general formula (I), wherein R1 is selected from hydrogen; a group of formula -COR3 -(NH)t-COR3 wherein t is 0 or 1 and R3 is selected from (i): (A) wherein v is 0 or 1 when t is 1 and v is 1 when t is 0;  and wherein n is 0, 1, 2, or 3 at least one of n and m being other than 0, and either (ii): (B) wherein p is 1 or 2 and Z is C2-C6 alkenyl or a phenyl group optionally substituted by C1-C6 alkoxy; and (iii): (C) wherein R9 is C1-C6 alkyl, pyrimidinyl or a phenyl group optionally substituted by C1-C6 alkoxy;  and (F) and R2 is hydrogen or a group of formula -COR3 as defined above, provided that one or R1 and R2 is hydrogen and the other is not hydrogen; and the pharmaceutically acceptable salts thereof have activity as modulators of multidrug resistance.
Patent CA-2210459-A1 (CA)
Inventor: INOUE HIROSHI
IPC: H01M4/58
Filed: 1996-03-05
Abstract: A cylinder type nonaqueous secondary cell comprising a positive active material such as a lithium-containing transition metal oxide, a negative active material containing a composite oxide or composite chalcogen capable of adsorbing and emitting lithium, and a nonaqueous electrolyte containing a lithium salt, wherein a current collector sheet (positive plate sheet) coated with the positive active meterial, a current collector sheet (negative plate sheet) coated with the negative active material and a separator are wound together into a coil, which includes lithium-base foil to obtain high capacity and good charge/discharge cycle.
Patent CA-2211341-A1 (CA)
Title: Multiple-disc coupling device, automatic transmission provided therewith, and method for making same
Inventor: ANTONOV ROUMEN
IPC: F16D13/64
Filed: 1996-01-18
Abstract: A coupling device such as a clutch including first hardened steel discs (22) with teeth (25) for rotationally engaging a first clutch member, said first discs being alternated with second discs (19) with teeth (15) for rotationally engaging a second clutch member. The second discs (19) are made of carbon fibres embedded in a carbon matrix and have no internal reinforcement. The device is useful for improving clutch stability and smooth clutch engagement and enhancing the durability of the discs.
Patent CA-2212568-A1 (CA)
Title: Integrated staged catalytic cracking and hydroprocessing process
Inventor: GUPTA RAMESH
IPC: C10G69/06
Filed: 1997-08-22
Abstract: Disclosed is a catalytic cracking process which includes more than one catalytic cracking reaction step. The process integrates a hydroprocessing process step between the catalytic cracking reaction steps in order to maximize olefins production, mid-distillate quality and naphtha octane level in the cracked products. Preferably, a first cracked hydrocarbon product is obtained from a first cracking stage and separated into a mid-distillate and gas oil containing fraction having an initial boiling point of at least 300°F, the distillate and gas oil containing fraction is hydroprocessed, and a naphtha fraction and a gas oil containing bottoms fraction of the hydroprocessed material are cracked in a second cracking stage.
Patent CA-2212926-A1 (CA)
Title: Method for making containers such as bottles having a self-stabilising base
Inventor: DESOUTIER LUC
IPC: B65D1/02
Filed: 1996-02-06
Abstract: A container such as a bottle or the like consisting of a biaxially oriented thermoplastic material and capable of withstanding a relatively harsh use environment without noticeably losing its shape. Said container has an inwardly curved base (2) with an inwardly projecting convex portion as in a champagne bottle bottom, and a substantially greater thickness than the side wall (3) of the container. Said base (2) includes an outwardly-facing nonconvex central portion (4).
Patent CA-2213805-A1 (CA)
Title: Face shield for helmet
Inventor: PARK SOO AN
IPC: A42B3/24
Filed: 1997-08-25
Abstract: A face shield for a helmet. The face shield having a weather lens and a face lens spaced from the weather lens so as to form an air gap, is characterized in that an electroconductive film is attached to the air gap of the weather lens, in that upper and lower electrodes are printed on upper and lower sides of the electroconductive film, respectively, in that a plurality of dot electrodes which are uniformly spaced from each other are printed on the entire part of the electroconductive film, and in that the weather lens is made from a material such as a polycarbonate, butyrate, or an acrylic, and the face lens from an anti-fog sheet.
Patent CA-2218785-A1 (CA)
Inventor: DANYLEWYCH-MAY LUDMILA
IPC: G01N35/00
Filed: 1997-10-21
Abstract: An apparatus for the collection of a chemical sample from the fingers of an individual for subsequent analytical analysis comprises a token having a base and a substrate on the base. The substrate defines an area such that when the token is removed from a token dispenser the fingers of the individual come into contact with the substrate. Sufficient force must be applied by the fingers of the individual to the substrate when the token is removed from the token dispenser that a chemical sample is transferred from the fingers of the individual to the substrate. The token is then presented for analysis. The substrate may be polytetrafluoroethylene or cotton. A token handler for use in association with the token and an analyzer is also disclosed. Additionally, a method of using the token to obtain a chemical sample from the fingers of an individual is disclosed.
Patent CA-2222205-A1 (CA)
Title: Spoolable coiled tubing completion system
Inventor: PRINGLE RONALD E
IPC: E21B43/00
Filed: 1994-10-25
Abstract: A coiled tubing completion system is provided with a plurality of completion apparatus, all of which is designed flush with the diameter of the coiled tubing outside diameter for avoiding upsets and are flexible, spoolable on a coiled tubing reel and having through bores large enough to pass wireline tools for performing other operations. The spoolable coiled tubing system may use standard coiled tubing well control equipment and can be used in live wells. The flush, flexible, spoolable and through bore completion equipment may include a tubing retrievable safety valve, an annular control valve, concentric gas lift valves, a zone packer, a landing nipple, a sliding sleeve, and may include at the end a non-flexible but flush and open bore production packer and pump out plug. The completion system may be retrieved through a retrieval system.