baber/WOPTO huggingface dataset:
Patent CA-2046881-A1 (CA)
Title: Fluoropolymer compositions
Inventor: LUNK HANS E
IPC: C08K3/22
Filed: 1990-01-24
Abstract: ABSTRACT OF THE DISCLOSURE            A fluoropolymer composition which can be marked by a laser, e.g. a Nd:YAG laser, contains about 2 to about 7% of an energy absorber and about 1 to about 15% of a mark enhancing organic compound having a decomposition temperature above the processing temperature of the fluoropolymer, all percentages being by weight based on the weight of the fluoropolymer. The composition undergoes a visible change, preferably irreversible, when exposed to the laser.  The fluoropolymer composition can comprise a surface layer, such as a coating, on an article, such as an electrical conductor.  The fluoropolymer composition can itself be formed into a shaped article, in particular a heat recoverable article.
Patent CA-2046974-A1 (CA)
Inventor: LAZARUS HARRISON M
IPC: A61B19/00
Filed: 1991-07-12
Abstract: Endovascular grafting system having a capsule catheter comprising a flexible elongate tubular member having proximal and distal extremities and a capsule mounted on the distal extremity of the tubular member. The capsule is generally cylindrical in shape and is formed of a helical wrap of a metal ribbon. The wraps are bonded into a unitary capsule permitting bending of said unitary capsule.  A graft is disposed within the capsule.  The graft is comprised of a tubular member having proximal and distal ends.  Hooks are secured to the proximal and distal ends of the tubular member and face in a direction outwardly towards the inner wall of the capsule.  A push rod is disposed within the capsule catheter and engages the graft whereby upon relative movement between the push rod and the capsule catheter, the graft can be forced out of the capsule.
Patent CA-2047471-A1 (CA)
Inventor: BLUMAUER JOHANNES DIPL-ING
IPC: B23K11/04
Filed: 1991-07-19
Abstract: In a method for connection of railway point components (1) such as, for example, frogs consisting of austenitic cast hard manganese steel, or manganese steel rails, to rails (2) made from carbon steel, with the utilisation of an intermediate piece (3) made form low-carbon austenitic steel, in which method the intermediate piece (3) is first-of-all welded to the standard rail or connecting rail (2), following which, after cutting off the intermediate piece (3) to a length of less than 25 millimetres, in a second welding operation, the intermediate piece (3) is welded to the component (1) consisting of cast hard manganese steel or to the manganese steel rail (1), an intermediate piece (3) consisting of a low-carbon, austenitic, steel, in particular a chromium-nickel-steel, stabilised with niobium and/or titanium, is utilised and, following the first welding operation, a heat treatment, in particular a diffusion-solution at a temperature between 350°C and 1000°C, is carried out.
Patent CA-2048026-A1 (CA)
Title: Apparatus for reading of luminescence records in minerals
Inventor: SHOPOV YAVOR Y
IPC: G01N21/62
Filed: 1991-07-26
Abstract: ABSTRACT               ?avor ?ossitov Snopov The patent is related to apparats for reading of luminescent records in minerals.      The task of the patent is to develop an apparatus for reading of luminescent records in minerals with high resolution and to decrease to minimun errors, by visualization of the luminescence image.
Patent CA-2049287-A1 (CA)
Title: Expression of exogenous polynucleotide sequences in a vertebrate
Inventor: FELGNER PHILIP L
IPC: A61K35/12
Filed: 1990-03-21
Abstract: A method for delivering an isolated polynucleotide to the interior of a cell in a vertebrate, comprising the interstitial introduction of an isolated polynucleotide into a tissue of the vertebrate where the polynucleotide is taken up by the cells of the tissue and exerts a therapeutic effect on the vertebrate. The method can be used to deliver a therapeutic polypeptide to the cells of the vertebrate, to provide an immune response upon in vivo translation of the polynucleotide, to deliver antisense polynucleotides, to deliver receptors to the cells of the vertebrate, or to provide transitory gene therapy.
Patent CA-2049668-A1 (CA)
Title: Bioerodible implants
Inventor: SHIH CHUNG
IPC: A61K47/48
Filed: 1991-08-22
Abstract: A bioerodible controlled release dosage form is disclosed comprising a polymer formed by condensing beneficial agents having a hydroxyl functionality of two or more with diketene acetals or divinyl ethers which delivers beneficial agents to a biological environment of use. A statistically significant portion of the beneficial agent is covalently bonded within the polymer matrix.
Patent CA-2049753-A1 (CA)
Title: Process of manufacturing arylalkyl and alkyl mercaptans
Inventor: CHEN MABEL M
IPC: C07B61/00
Filed: 1991-08-23
Abstract: Abstract of the Disclosure A process is disclosed for the manufacture of arylalkyl mercaptans, alkyl mercaptans or mixtures thereof by reacting the corresponding halide of said mercaptans with an alkali metal hydrogen sulfide in an aqueous, organic solvent-free solution, at an inert, low elevated pressure atmosphere of hydrogen sulfide, at an elevated temperature not exceeding 115°C, and in the presence of a phase transfer catalyst.
Patent CA-2053751-A1 (CA)
Title: Water-soluble soldering paste
Inventor: TURNER RAYMOND L
IPC: B23K35/22
Filed: 1991-10-18
Abstract: A non-toxic, non-corrosive water-soluble soldering paste comprises at least about 80 wt% of particulate solder and the balance a thixotropic flux base having a viscosity of at least about 200,000 cp. The flux base comprises (a) a botanical oil, (b) an aqueous emulsion of a thickening agent, such as corn starch or an ethoxylated linear alcohol in water, and (c) an organic acid having at least two carboxylic acid groups, such as citric acid. The paste of the invention produces solder joints of high metallic luster and excellent quality. Clean-up of paste residues is accomplished using only water.
Patent CA-2055432-A1 (CA)
Title: Ionizable polymer cleaning compositions and methods for cleaning stains
Inventor: PICKELMAN DALE M
IPC: C08F2/16
Filed: 1991-02-22
Abstract: Disclosed are cleaning compositions useful on oil and grease stains wherein the cleaning compositions generally consist of an ionizable polymer and a nonionic surfactant and/or solvent(s). The cleaning compositions also contemplate the use of a more specific class of such ionizable polymers: the pH independent ionizable polymers and a nonionic surfactant and/or an organic solvent.  Further disclosed are methods for cleaning stains from a surface or fabric by contacting the surface or fabric with such various cleaning compositions. Further disclosed are methods of pretreating a stain on a fabric which entails contacting the stain with the composition and washing the fabric in an aqueous solution of a laundry detergent.
Patent CA-2056024-A1 (CA)
Inventor: BEN-SIMHON HAIM
IPC: A61M1/00
Filed: 1991-11-22
Abstract: ABSTRACT OF THE DISCLOSURE    A novel  electrocutting/coagulating  instrument  is provided herein.  The instrument includes a handle having a forward end and a rear end.  A suction tube is secured to the handle and is adapted to be connected only to a source of suction.  The suction tube has a forward end and a rear end, the rear end being connected to the handle, and also being connected to the source of suction, and the forward end of the tube projecting beyond the forward end of the handle.       A   manually-controllable,    electrically-actuated cutting/coagulating blade electrode is operatively connected to the handle,  a  portion  of  the  cutting/coagulating  blade  electrode projecting beyond the forward end of the handle.   A lead is securely connected to the blade electrode and is adapted to be connected from a source of electricity to the cutting/coagulating blade  electrode.    Switch  means  are  provided  to actuate  the cutting/coagulating blade electrode,  so that the suction tube provides a suction surrounding, and in close proximity to all portions of the cutting/coagulating blade electrode.  A connector is provided which has a leg and a pair of arms, the rear end of the suction tube being connected to one arm of the connector, the other arm of the connector being connected to a separate suction handle, and the  leg of the connector being connected to a source of suction.
Patent CA-2056267-A1 (CA)
Title: Record material
Inventor: GLANZ KENNETH D
IPC: B41M5/155
Filed: 1991-11-27
Abstract: ABSTRACT      This invention discloses a novel record material comprising a substrate, a chromogenic material, and a color developer material of the formula   wherein each of R1 and R2 is independently selected from hydrogen, C1-C8 alkyl, or halogen; wherein R3 is allyl, benzyl, or C1-C4 alkyl; wherein each of R4 and R5 is independently selected from hydrogen, a one to eight carbon alkyl, or R4 and R5 can cooperate together to from a 5 or 6 membered alkyl ring, wherein n and m are each independently an integer from 1 to 4.          Record materials according to the invention have improved thermal response and/or intensity characteristics.
Patent CA-2056974-A1 (CA)
Title: Air intake device in helmet
Inventor: KAMATA EITARO
IPC: A42B3/28
Filed: 1991-12-04
Abstract: ABSTRACT OF THE DISCLOSURE    In an air intake device in a helmet, an air introducing unit is comprised of a base plate, a cover, and a shutter contained in a shutter chamber defined between the base plate and cover, and the base plate is detachably secured to a mounting plate within a cap body at a point facing to an inlet hole in the cover. If an air intake device mounted to the cap body to ventilate the inside of the cap body becomes dirty due to the entering of dusts, muds or the like, the shutter and the like of the air intake device can be removed and readily cleaned by washing with water or the like.
Patent CA-2057101-A1 (CA)
Title: On-line pellet durability tester
Inventor: BINDER STEPHEN F
IPC: G01N3/56
Filed: 1991-12-05
Abstract: ABSTRACT OF THE DISCLOSURE           The durability of pellets, such as extruded uncured animal feed pellets, is measured by a process comprising the steps of:      A.   Collecting a sample of the pellets into a test chamber, B.   Disintegrating the pellets within the test chamber by mechanical means, such as a rotating blade, and C.   Measuring by sensing means the disintegration of the pellets within the test chamber by the mechanical means.            This process can be performed by using a pellet durability tester which comprises:   1. A test chamber equipped with a first port through which pellets can enter and a second port through which pellet fines and pellet fragments can be discharged, 2.  Mechanical means within the chamber for disintegrating the pellets into pellet fines and pellet fragments, 3.  Drive means for operating the mechanical means for disintegrating the pellets, and 4.  Sensing means for measuring the disintegration of the pellets.            Pellet disintegration can be measured in any one of a number of ways, such as measuring the time it takes to disintegrate the pellets, or by measuring the increased amperage draw required by the drive means for operating the mechanical means.
Patent CA-2057330-A1 (CA)
Title: Method for making stiffened ceramic matrix composite panel
Inventor: ALLAIRE ROGER A
IPC: C03C14/00
Filed: 1991-12-10
Abstract: Abstract of the Disclosure An improved method for the fabrication of lightweight ceramic matrix composite panels, utilizing pressure forming with floating tooling to shape integral stiffeners such as raised integral surface channels on panel surfaces, is provided.  The consolidation of green composite material against refractory floating tools by hot hydrostatic or isostatic (gas) pressing, followed by removal of the tooling, yields a strong, rigid, yet lightweight ceramic structure.
Patent CA-2057625-A1 (CA)
Title: Fault-tolerant inertial navigation system
Inventor: HUDDLE JAMES R
IPC: G01C25/00
Filed: 1991-12-13
Abstract: Disclosed herein is a Fault-Tolerant Inertial Navigation System comprising, in a preferred embodiment, a Redundant Set of at least two Inertial Navigation Systems, from which one may identify and isolate at least one instrument within an Inertial Navigation Unit which shows substantial performance degradation. The two inertial navigation units are fully capable of performing navigational functions. Each of these inertial navigation units has a plurality of navigational instruments, including at least three linear sensors (such as accelerometers) and three angular change sensors (such as gyroscopes or ring laser gyroscopes). No two linear sensors nor any two angular change sensors of either unit are aligned colinearly. Each of the inertial navigation units produces a set of independent navigational solutions at each of their respective outputs. The independent navigational solutions of each of the navigation units are compared and any significantly degraded performance of any one linear sensor or any one angular change sensor is detected.
Patent CA-2059164-A1 (CA)
Title: Quick-release adapter for connecting an exhaust removal hose to a vehicle tail pipe
Inventor: PAUSCH JOSEF
IPC: B08B15/00
Filed: 1992-01-10
Abstract: ABSTRACT OF THE DISCLOSURE     A quick-release adapter for connecting the inlet of an exhaust removal hose to the outlet of a tail pipe of a vehicle with an internal combustion engine while minimizing exhaust leakage.  The adapter includes three disk-like permanent magnets pivotably mounted on the inlet of exhaust removal hose and three receptacle-shaped magnetic connectors secured to the outlet of the tail pipe for engaging the magnets and mating the exhaust removal hose to the tail pipe.  The exhaust removal hose is thus readily connectable to and disconnectable from the tail pipe.     P67/8 a
Patent CA-2062692-A1 (CA)
Title: Roof-mounted auxiliary oxygen-fired burner
Inventor: LAUWERS EDDY J
IPC: C03B5/16
Filed: 1992-03-11
Abstract: The invention relates to a process for melting solid glass forming ingredients in a regenerative or recuperative furnace having an upstream melting zone and a downstream fining zone comprising: a)   introducing said solid glass forming ingredients into said upstream melting zone; b)   heating said solid glass forming ingredients so that an interface of solid glass forming ingredients and molten glass is formed; c)   providing heat sufficient to maintain the molten glass in the molten state through said downstream fining zone and sufficient to melt said solid glass forming ingredients, wherein at least a part of said heat is provided by at least one flame from at least one oxygen-fuel burner located on the roof of said furnace, the position of said at least one oxygen-fuel burner on the roof being such that the tip of its flame is directed approximately at the interface of said solid glass forming ingredients and said molten glass in an angle ranging from about 25° to about 90° whereby the melting rate for said solid glass forming ingredients is increased and, at the same time, said solid glass forming ingredients are substantially prevented from escaping the upstream melting zone.
Patent CA-2063326-A1 (CA)
Title: Novel 4-substituted azetidinones as precursors to 2-substituted-3-carboxy carbapenem antibiotics and a method of producing them
Inventor: FEIGELSON GREGG B
IPC: C07D477/00
Filed: 1992-03-18
Abstract: 31,608- 00 ABSTRACT     ANTIBIOTICS AND A METHOD OF PRODUCING THEM                     New 4-substituted azetidinones having the formulae I and II:                      I      II with R1, R2, R3, R4, R5 and X defined hereafter, which are intermediates for the preparation of carbapenem and carbacephem antibacterials and processes for producing such antibacterials through the utilization of an acid mediated ring closure reaction.
Patent CA-2064738-A1 (CA)
Title: Megakaryocytopoietic factor
Inventor: GESNER THOMAS G
IPC: C07K14/53
Filed: 1990-08-07
Abstract: A novel human megakaryocytopoietic factor capable of stimulating the growth and development of colonies of megakaryocytes is provided, including procedures for its purification and use as a pharmaceutical agent.
Patent CA-2064858-A1 (CA)
Title: Pelleting press
Inventor: KORSE THEODORUS H
IPC: B30B11/20
Filed: 1990-08-16
Abstract: A pelleting press for pressing from a powdery, granular and/or pasty material compacted rod-shaped pieces of said material, comprising a die (1) with one or more rotatable rolls (6) co-operating therewith each having an axis (5) supported in such a manner that it is situated in a plane through the axis (3) of the die (1) and a gap (9) is defined between the die (1) and the or each roll (6), further comprising means for supplying the material to be pressed towards the or each gap (9), and driving means for moving the die (1) and the or each roll (6) in respect of the material supplied to the or each gap (9), all this in such a manner that the supplied material when moving in the gap between the die and a roll is compacted and is pressed-through the apertures (2), the support of the die and/or the or each roll being so that the gap height is adjustable, the driving means being adapted for driving the die as well as the or each roll, and the velocity of at least the die or the each roll being independently variable.
Patent CA-2066619-A1 (CA)
Title: Systeme d'affectation de services
Inventor: WAYNE KENNETH P
IPC: G06Q10/06
Filed: 1990-09-12
Abstract: Système (2) d'attribution de ressources de services à une pluralité d'individus ayant demandé des services, ledit système comprenant une pluralité de dispositifs (8) de communication, chacun d'eux étant destiné à l'affectation à un individu différent de la pluralité d'individus; une logique d'affectation destinée à affecter chacun des individus à une des queues (102) correspondantes, à chacune des queues étant associée une priorité différente; une logique d'indication est destinée à indiquer qu'une ressource de service est ou va être disponible pour servir l'individu suivant, une logique de sélection destinée à sélectionner l'individu suivant dans la queue (102) ayant priorité et à laquelle au moins un individu est affecté; ainsi qu'un dispositif de communication (22) destiné à communiquer avec le dispositif (8) de communication affecté à l'individu suivant afin de notifier à ce dernier que le service est disponible.
Patent CA-2070693-A1 (CA)
Inventor: NARULA ANUBHAV P S
IPC: C07C255/33
Filed: 1992-06-08
Abstract: Described is the use in imparting, augmenting or enhancing aromas to or in perfume compositions, colognes and perfumed articles by admixing therewith an aroma imparting, augmenting or enhancing quantity of 2,2-dimethyl-4-phenyl valeronitrile defined according to the structure:                             .          Also described herein is a process for preparing phenyl buty-ronitriles by reacting isobutyronitrile having the structure:   ?CN with a styrene derivative defined according to the structure:                 according to the reaction:            +     in the presence of a catalyst selected from the group consisting of sodium hydride and lithium diisopropyl amide having the structure:            at a temperature in the range of from about 90°C up to about 130°C yielding more than about 65% by weight of product wherein R1 and R2 are the same or different and each represents hydrogen or methyl.
Patent CA-2071662-A1 (CA)
Title: Integrated socket-type package for flip-chip semiconductor devices and circuits
Inventor: GULICK JON J
IPC: H05K1/00
Filed: 1992-06-19
Abstract: INTEGRATED SOCKET-TYPE PACKAGE FOR FLIP CHIP      SEMICONDUCTOR DEVICES AND CIRCUITS                 ABSTRACT OF THE DISCLOSURE A multi-layer circuit board (11) has a configuration of traces  (27)  within the volume  of the  multi layer circuit board  (11)  to  facilitate mountable conductive contact with semiconductor chips (13) through holes (23) formed in the multi-layer circuit boards (11) which are filled with solder or conductive epoxy.   Semiconductor chips (13) have an array of metallic posts (19) alignable with holes (23) and are mounted upon the upper surface of the multi-layer circuit board (11) in plug fashion.  An aperture (25) may be formed in multi-layer circuit board (11)  directly below each semiconductor chip  (13)  for protection of the circuitry on semiconductor chip (13) from contact with multi-layer circuit board (11).
Patent CA-2072110-A1 (CA)
Title: Ultrasonic gas/liquid flow meter
Inventor: RUSSWURM WINFRIED
IPC: G01F1/66
Filed: 1990-12-13
Abstract: (57)  Abstract Ultrasonic gas/liquid flow meter with a W-shaped path inside the tube. The two transducers (101, 102; 201, 202) are offset axially from the execution of known geometry with a W-shaped measurement section and/or are set at an angle such that the transducers and the W-shaped path are not situated orthogonally in rela-tion to each other.
Patent CA-2077217-A1 (CA)
Title: Piezoelectric beam deflector
Inventor: BARD SIMON
IPC: G07F7/02
Filed: 1992-08-31
Abstract: ABSTRACT OF THE DISCLOSURE     Several embodiments are disclosed of bar code readers in which one or more piezoelectric bimorph elements are utilized as a drive element in the optical system thereof.  In different embodiments, the piezoelectric bimorph element is utilized in the scanning function of the bar code reader optical system, or in a variable focus zooming function of the optical system.  The bar code readers are provided with improved decoding reliability, speed and orientation freedom, with regular or high density, one or two dimensional bar codes, by using multiple beam symbol crossings, created by using one or more piezoelectric bimorph elements.  In different disclosed embodiments, one or more cantilever mounted piezoelectric bimorph elements support a scanning mirror, or a focusing lens, or a laser diode, or a laser diode and limiting aperture, for movement at the free ends of the bimorph elements to produce a scanning of the bar code reader optical system.  Several disclosed embodiments of the subject invention provide a beam deflector for a bar code reader optical system having a variable focus zoom lens system in which one or more cantilever mounted piezoelectric bimorph elements control the variable focus zoom lens system.
Patent CA-2080414-A1 (CA)
Title: Heat seal for food product packaging
Inventor: SCHWARZ DEAN F
IPC: B65B51/14
Filed: 1992-10-13
Abstract: ABSTRACT OF THE DISCLOSURE Apparatus for joining members through the application of heat comprising, in combination, heat transfer structure for applying heat to a workpiece through contact with the workpiece, and support structure spaced from and opposed to the heat transfer structure for supporting the workpiece against the heat transfer structure during the application of heat thereto.  The heat transfer structure includes a body having a lower surface facing the support structure and oppositely facing exposed, side surfaces, heat generating elements supported within the body.  The body has a center line and the heat generating elements are positioned within the body nearer the side surfaces than to the center line.