baber/WOPTO huggingface dataset:
Patent CA-2005283-A1 (CA)
Inventor: BOETTCHER ANDREAS
IPC: G03F7/027
Filed: 1989-12-12
Abstract: Radiation-sensitive, ethylenically unsaturated compounds and a process for their preparation.      The ethylenically unsaturated organic compounds axe of the general formula (see formula I) where R is alkyl, aryl or a radical R1 and R1 is a radical (see formula II) where R2 to R6 are each H, alkyl, OH, OAlkyl, SH, SAlkyl, halogen, N(Alkyl)2 or N(Alkyl)(Aryl) and at least one but not more than three of the radicals R2 to R6 is or are a radical (see formula III)              (see formula IV) where X is alkylene, cycloalkylene, oxaalkylene or arylene, Y is H or CH3- and Z is O or NY.      The novel radiation-sensitive ethylenically unsaturated compounds are suitable for the preparation of polymeric radiation-sensitive compounds.
Patent CA-2005657-A1 (CA)
Title: Refractory connection and induction coil therefor
Inventor: BRUCKNER RAIMUND
IPC: H05B6/36
Filed: 1989-12-15
Abstract: Disclosed is a refractory connection between a vessel containing a metal melt and an outlet device for the metal melt, particularly a refractory discharge for molten steel.  In order to prevent freezing of the metal melt and deposits of components of the metal melt on the inner wall surface of the discharge wall, a discharge inner wall is made wholly or partially of a ceramic material which is electrically conductive at least at a temperature at which the metal remains liquid and which may be inductively heated by means of an induction coil.
Patent CA-2007875-A1 (CA)
Title: Electric heating apparatus
Inventor: LEVY PIERRE
IPC: F24C7/04
Filed: 1990-01-16
Abstract: Electric heating apparatus ABSTRACT        Electric heating apparatus comprising at least one electrical heating resistor (24) arranged in a body (1) of sheet metal provided with an air inlet in its lower part and an air outlet in its upper part, charac-terized in that the body (1) is formed by a double-walled hollow element in the form of a trough (2, 3) provided with end walls (14, 15) and at least one opening (12) for the entry of air and defining a first space (20) for the admission of air, in that the electrical resistor (24) is mounted on the concave part of the double-walled element in the form of a trough (2, 3) on the exterior of the latter, a perforated panel (30) being arranged on the said concave wall and defining with the latter a second space (33) for the heating of the air by convection and for the direct radiation of the heat by the resistor through the perforations in the perforated panel,  at least one opening (35, 36) being made in the said hollow element  (2,  3)  in order to put the first and second spaces (20, 33) in communication and at least one passage (31c) for the discharge of hot air being provided between the hollow element  (2,  3)  and a lateral edge of the perforated panel (30).
Patent CA-2009165-A1 (CA)
Inventor: HORIUCHI MAKOTO
IPC: B01J35/04
Filed: 1990-02-02
Abstract: A novel catalyst for use in purification of exhaust gases from diesel engines is disclosed. This catalyst is a flow-through type honeycomb catalyst having parallel through cells and characterized in that (1) its cross-sectional area at the inlet part of an exhaust gas cut by a face vertical to the direction of the through cells is 10 to 100 cm, preferably 20 to 80 cm per liter of the displacement of the engine, (2) the hydraulic diameter of the through cells is 1.00 to 2.00 mm, preferably 1.10 to 1.40 mm, and (3) percentage of open frontal area at the inlet part of the exhaust gas is 40 to 95 % preferably 50 to 85 %. This catalyst can be one wherein a catalytically active component itself is extruded into a honeycomb shape or one wherein a catalytically active component is deposited on a honeycomb carrier.
Patent CA-2009985-A1 (CA)
Title: Reagent for immunoassay, and device using the same
Inventor: SATO HIROSHI
IPC: G01N33/53
Filed: 1990-02-14
Abstract: ABSTRACT OF THE DISCLOSURE       A reagent for use in an immunoassay for measuring haptens, antigens or antibodies by means of a competitive binding method, which comprises a combination of an antibody and a labelled hapten or a labelled antigen or a combination of a hapten or an antigen and a labelled antibody, wherein the antibody and the labelled hapten or the labelled antigen in one combination or the hapten or the antigen and the labelled antibody in another combination are capable of undergoing reversible binding, and a device for use in an immunoassay wherein the reagent of the present invention is included in a single container.      An immunoassay can be performed in a short time by the use of the immunoassay device of the present invention.
Patent CA-2011899-A1 (CA)
Title: Benzopyran derivatives
Inventor: OHUCHIDA SHUICHI
IPC: A61K31/00
Filed: 1990-03-09
Abstract: A B S T R A C T                 Benzopyran Derivatives benzopyran derivatives of the formula:                                   (IA) wherein R1a is hydrogen, C1-4 alkyl or C1-4 alkoxy; or two R1a taken together with 7th- and 8th-carbon to which they are attached form C6 carbocyclic ring; R2a is hydrogen, C1-4 alkyl or C1-4 alkoxy; R3a is hydrogen, C2-4 acyl or benzoyl; na is 1-3; Ya is C1-7 alkylene, C2-7 alkenylene or C2-7 alkynylene; Ma is i) bond or ii) a group of the formula:-Da-Ba-; Da is i) -O-or ii) -S-; Ba is  i) C1-4 alkylene or ii) a group of the formula:     , Za is  i) bond, ii) -OCO-, iii) -CONR9a-, iv) -COO-, v ) -NR9aCO-, vi) -O-or vii) -NH-CO-NH-; Wa is a group of the formula: -Wla-Aa-W2a-; Aa is i ) bond or ii) a group of the formula:  , Ea is i)  bond, ii) -O-or iii)-S-;   is C4-10 carbocyclic or heterocyclic ring; or C4-10 carbocyclic or heterocyclic ring substituted by one to three C1-4 alkyl, C1-4 alkoxy, halogen, a group of the formula: -COOR7a, trihalomethyl or acetamido; W1a and W2a each, independently, is i)   bond ii)  C1-4 alkylene, iii) C2-4 alkenylene or iv)  C2-4 alkynylene; R4a is hydrogen or C1-4 alkyl; R5a is hydrogen, C1-4 alkyl or amino; R6a is hydrogen, C1-4 alkyl, C1-4 alkoxy, halogen, a group of the formula: -COOR8a, trihalomethyl or acetoamido; R7a is hydrogen or C1-4 alkyl; R8a is hydrogen or C1-4 alkyl; R9a is hydrogen, C1-4 alkyl or benzyl; with the proviso that:       i)   Da is bonded to Ya and Ba is bonded to Za;     ii)  Ea is bonded to W1a and is bonded to W2a; iii) a double or triple bond in alkenylene or alkynylene is not directly bonded to oxygen; iv)  when Aa represents  or   , W1a does not represent a bond; v)   the following compound is excluded:      wherein R1a attached to the 5th-carbon is hydrogen or C1-4 alkyl; R1a attached to the 7th-carbon is hydrogen, C1-4 alkyl or C1-4 alkoxy; R1a attached to the 8th-carbon is hydrogen or C1-4 alkyl; R2a is methyl; R3a is hydrogen; R4a is hydrogen; R5a is hydrogen; -Ya-Ma-Za-Wa- is C1-3 straight chain alkylene; and the pharmaceutically acceptable acid addition salts thereof possess the inhibitory activity on Maillard reaction and an antioxidizing effect, and therefore, are useful for the prevention and treatrnent of several diabetic complications, diseases induced by aging and several diseases caused by formation of peroxidized fat.
Patent CA-2013555-A1 (CA)
Title: Floating fricton brake
Inventor: REDENBARGER PHILIP D
IPC: F16D55/227
Filed: 1990-03-30
Abstract: ABSTRACT OF THE DISCLOSURE A disk brake assembly wherein the floating caliper member houses an adjustable nut in which is mounted a power screw for actuating the carrier members and their brake pads into frictional engagement with a rotatable disk.  The power screw has a cam connected to it, with the cam also adjustably mounted on an actuating lever to permit selected rotation of the cam to adjust the axial position of the power screw to compensate for wear.
Patent CA-2015423-A1 (CA)
Title: Copolyimide gas separation membranes derived from substituted phenylene diamines and substituted methylene dianilines
Inventor: HAYES RICHARD A
IPC: C08G73/10
Filed: 1990-04-25
Abstract: COPOLYIMIDE GAS SEPARATION MEMBRANES DERIVED   FROM SUBSTITUTED PHENYLENE DIAMINES AND     SUBSTITUTED METHYLENE DIANILINES    ABSTRACT OF THE DISCLOSURE           An aromatic copolyimide gas separation membrane and the process of using it to separate one or more gases from a mixture of gases are disclosed. The aromatic copolyimide is the condensation product of an aromatic tetracarboxylic dianhydride with a phenylene diamine and a methylene dianiline both of which diamine are substituted with alkyl groups on all positions ortho to the amino groups.
Patent CA-2015973-A1 (CA)
Inventor: NEWBY PAUL S
IPC: H04L7/00
Filed: 1990-05-02
Abstract: A parallel sync detection circuit comprising a serial-to-parallel converter for converting an input serial signal into a corresponding parallel signal, a phase detector for detecting possible phase of a sync word in the parallel signal and generating a phase signal responsive thereto, a sync word generator for receiving the phase signal and in response generating a phase shifted stored version of the sync word, and a correlator for comparing the parallel signal to the phase shifted stored version of the sync word and in the event of substantial identity therebetween generating an output signal for indicating detection of the sync word.
Patent CA-2017692-A1 (CA)
Inventor: TSUTSUMI KAZUKIKO
IPC: A61K31/66
Filed: 1990-05-29
Abstract: Carboxamide derivatives, suitable for use in the treatment of hyperliidemia have the formula: <CHEM> (wherein R is a lower alkyl group; and X is a halogen atom). e
Patent CA-2018201-A1 (CA)
Title: Process for preparing n-monoalkylanilines or n-alkenylanilines
Inventor: DESMURS JEAN-ROGER
IPC: B01J31/02
Filed: 1990-06-04
Abstract: Process for the preparation of N-monoalkyl- or alkenylanilines, preferably of an N-monoalkylaniline by bringing aniline into contact with an alkyl or alkenyl halide in the presence of a nonquaternisable organic base and of a salt of a nonquaternisable organic base.
Patent CA-2018633-A1 (CA)
Title: Apparatus for mounting a cable working tool
Inventor: HOMFELD DAVID R
IPC: H02G15/08
Filed: 1990-06-08
Abstract: An apparatus for mounting a cable working tool comprises a tool adapter, an elongated rigid support bar for supporting the tool adapter and first and second clamping members for rigidly holding the support bar. Each of the first and second clamping members has two jaws, at least one of which is moveable, for mounting the first and second members to an object. The apparatus may also be used as a tool itself for moving the end plates of a cable splice enclosure relative to each other to facilitate re-assembly of torque bars onto the end plates after maintenance on a splice has been performed.
Patent CA-2020761-A1 (CA)
Title: Perimeter mounted polymeric piezoelectric transducer pad
Inventor: FRENCH BARRY J
IPC: A63B71/14
Filed: 1990-07-09
Abstract: Impulse 8916C     PERIMETER MOUNTED POLYMERIC PIEZOELECTRIC TRANSDUCER PAD                  Abstract of the Disclosure A force pad is provided with a flexible polymeric piezoelectric transducer strip mounted on the perimeter of a resilient support pad for measuring force and change in force in industrial, medical and sports applications.
Patent CA-2030166-A1 (CA)
Inventor: ABURAKI SHIMPEI
IPC: C07H15/24
Filed: 1990-11-16
Abstract: The present invention concerns neutral sugar derivatives (Formula I) of pradimicins, their use as antifungal agents, methods for their preparation, and intermediates for their synthesis. <CHEM> wherein R<1> is selected from the group consisting of H, methyl, and hydroxymethyl, and when R<1> is methyl or hydroxymethyl, the resulting amino acid residue has the D-configuration; and R<2> is H or ss-D-xylosyl with the proviso that, when R<1> is methyl, R<2> is H; or a pharmaceutically acceptable salt thereof.
Patent CA-2032960-A1 (CA)
Title: Video disk recording apparatus
Inventor: OWA HIDEO
IPC: H04N9/82
Filed: 1990-12-21
Abstract: An apparatus for recording an information signal on a disk by a laser beam is comprised of a rotating device for driving the disk with a constant angular velocity, a modulator for frequency-modulating the information signal in a predetermined manner, a control circuit for controlling the laser beam by the frequency-modulated information signal, and a record circuit for changing the characteristics of the information signal in accordance with the position of the laser beam on the disk.
Patent CA-2037496-A1 (CA)
Inventor: DUBACH WERNER FRITZ
IPC: E05D11/10
Filed: 1991-03-04
Abstract: Two parts (1, 2) are joined together, on the one hand, via a single-part or multi-part main hinge (3) and, on the other hand, via a snap-action bending element (4). The bending element (4), in turn, is linked via film hinges (41) to the part (1) and via a film hinge (42) to a second part (2). The bending element has a multi-folded shape which is such that there is always a straight line which penetrates the resilient bending element at at least three different points. The construction allows plastic closures to be designed with a flat cap (2) with an extremely large opening angle and a strong snap action. <IMAGE>
Patent CA-2039455-A1 (CA)
Title: Instrument to measure breathing capacity
Inventor: POHL JOSEF P
IPC: A61B5/087
Filed: 1991-03-28
Abstract: ABSTRACT OF THE DISCLOSURE    An instrument is disclosed, a so-called "Pneumo Tachometer", with the aid of which the breathing capacity can be measured. The instrument includes a housing with an inlet for receiving the breathed air and an outlet for discharging the air from the instrument; and a spring-loaded swivel arm can be moved by the breathed air; and a measuring device is provided to measure the extent of the swivel arm movement due to the breathed air flow. The housing essentially has a cuboid shape and defines a channel for the passage of the air and the movable swivel arm, but the dimensioning is such that in no positions does the swivel arm completely seal the channel.  All the moving parts are located inside the housing.
Patent CA-2039618-A1 (CA)
Title: Protective trunk liner
Inventor: HINSPERGER CORNELIUS A
IPC: B60R13/01
Filed: 1991-04-03
Abstract: ABSTRACT      There is disclosed a protective liner adapted to protect the trunk lining of a vehicle.  The liner comprises a flexible sheet of essentially tear resistant woven material of a dimension sufficient to line a trunk of a vehicle; releasable fastening means mounted on a bottom surface of the sheet and adapted for releasable engagement with the trunk lining; and handle means extending outwardly from the flexible sheet.
Patent CA-2041037-A1 (CA)
Title: Device for electro-optical signal conversion
Inventor: HARDING JOHN W
IPC: H01R13/639
Filed: 1991-04-23
Abstract: Abstract A DEVICE FOR ELECTRO-OPTICAL SIGNAL CONVERSION        A device for electro-optical signal conversion having a housing containing electro-optical signal conversion means and electrical and optical contact elements coupled thereto. These electrical and optical contact elements are designed for making contact to electrical and optical connector means, respectively. The housing is provided with latching means for detachably locking the connector means to be coupled thereto. Accordingly, with the device an adapter having an electrical and optical make-and break connection is provided. (Fig. 1)
Patent CA-2043554-A1 (CA)
Title: Method for monitoring for corrosion and a system for performing the method
Inventor: SCHATZ OSKAR
IPC: B60H1/00
Filed: 1991-05-30
Abstract: Abstract of the Disclosure In order to monitor a sealed or sealable space filled more particularly with a liquid for corrosion, more particularly in a heating and cooling circuit comprising a heat storage means in a motor vehicle the pressure in the sealed space is measured and a pressure dependent indication, more particularly in the form of an alarm signal, is produced when a threshold value is exceeded.
Patent CA-2044257-A1 (CA)
Title: Phase-locked loop having a variable bandwidth
Inventor: DENT PAUL W
IPC: H03L7/093
Filed: 1990-10-17
Abstract: A phase-locked loop having a variable bandwidth and comprising a controlled oscillator, a phase comparison device, two current generating devices (21-22, 25-26) and a loop filter (23-24). Each of the current generating devices is intended to produce a positive or a negative pulsed current in response to signals from the phase comparison device. The outputs of the current generating devices are each connected to a respective point in the loop filter. The loop bandwidth can be varied continuously while maintaining a desired damping factor, by increasing the amplitude of the currents from each of the current generating devices (21-22, 25-26) when the bandwidth is to be increased, and vice versa.
Patent CA-2044647-A1 (CA)
Title: Seal cartridge assembly
Inventor: HAWLEY ERWIN T
IPC: F16J9/00
Filed: 1991-06-14
Abstract: ABSTRACT A seal cartridge assembly is provided for providing a seal between a non-rotatable housing or casing member and rotatable shaft and includes a housing comprised of overlapping annular case members.  Each case member includes an outer peripheral wall portion and an annular flange portion extending radially inwardly from the outer peripheral wall portion. The two case members are press fitted together in overlapping relationship and held together by a bonded rubber belt to provide a U-shaped cartridge housing which is press fit and sealed to an inner bore of the non-rotatable housing.  An annular sealing member is positioned within the cartridge housing and is adapted to be engageable with the shaft and rotate with the shaft within the U-shaped cartridge housing.  The annular sealing member includes lip extensions extending outwardly therefrom which engage the annular flange sidewalls of the cartridge housing to provide a seal between the annular sealing member and the cartridge housing.
Patent CA-2047089-A1 (CA)
Title: Processes and catalysts for the preparation of 2,2'-bipyridyls
Inventor: GOE GERALD L
IPC: B01J23/755
Filed: 1991-07-15
Abstract: Processes for the preparation of 2,2'-bipyridyls by reacting a pyridine base in the presence of a nickel catalyst which comprises a significant amount of elemental nickel bound on a suitable support. In one embodiment the coupling reaction takes place in several reactor designs at a temperature of about 200-240°C and a pressure sufficient to maintain at least some of the base in a liquid state during the reaction. In other preferred embodiments, processes for preparing 2,2'-bipyridyls are conducted at a temperature between about 175-240°C. These latter processes require that the nickel have a high specific Ni surface area.
Patent CA-2047610-A1 (CA)
Title: Wheat milling process and milled wheat product
Inventor: WELLMAN WARNER P
IPC: A23L7/10
Filed: 1991-07-23
Abstract: ABSTRACT OF THE DISCLOSURE          Milling quality wheat is milled by first remov-ing germ and outer bran layers amounting to approximately more than 5% of the weight of the wheat in a pearling process.  The pearled wheat is then milled in a conventional roller mill to produce flour, semolina or farina.  Unexpectedly high yields have been observed, and the process yields a milled product which is unusually high in aleurone cell wall fragments for a given ash content.
Patent CA-2047630-A1 (CA)
Title: Branched and hydrogenated block copolymer, procedures for its preparation and use
Inventor: CUSTRO SERGIO
IPC: C08F8/04
Filed: 1991-07-23
Abstract: BRANCHED AND HYDROGENATED BLOCK COPOLYMER, PROCEDURES FOR ITS          PREPARATION AND USE.            Abstract A branched and hydrogenated block copolymer can be defined by the formula    [(EB)1-HT-A-(EB)2]nX,  where  (EB)1 and  (EB)2  are hydrogenated polydiene blocks, A is a polyvinylaromatic block, HT is a random copolymer segment made up of hydrogenated dienic monomeric and   vinylaromatic units, X is a coupling radical having a valence equal to n, and n is a whole number ranging from 3 to 20.    This kind of block copolymer shows excellent mechanical characteristics and resistance to atmospheric agents, even when used in combination with other resins.
Patent CA-2049252-A1 (CA)
Inventor: BROWN STEPHEN E
IPC: H02G5/06
Filed: 1991-08-15
Abstract: Electric meters contained within modular enclosures are field-installed within the electric distribution system busway by means of a busway riser and an associated busway connector.      The busway connector interfaces between a pair of meter modules electrically connected on either side by means of busway connector straps. The busway connector straps are welded to the individual bus bars within the busway system on bath sides of the bus bars.
Patent CA-2049878-A1 (CA)
IPC: F01C1/02
Filed: 1991-08-26
Abstract: Title SCROLL APPARATUS WITH ENHANCED LUBRICANT FLOW                         Inventors Robert E. Utter Daniel R. Crum Peter A. Kotlarek Abstract In a co-rotational scroll apparatus having two interleaving scroll wraps secured to end plates rotating about parallel, non-concentric axes to produce a relative orbital motion, a means for enhancing lubricant flow through the scroll wraps. One or more passages are provided in one or both of the scroll end plates, each passage disposed to discharge lubricant between the scroll end plates, discharging adjacent the outer end of the scroll wraps immediately before the point where the scroll wraps form the first compression chamber to provide lubricant to the entire scroll wrap length.  Lubricant is provided to the passages by a combination of pickup tubes affixed to the scroll end plates and inlet openings in the scroll end plates.  The inlet openings accept lubricant discharged from the bearings in the apparatus.  The pickup tubes rotate with the scroll end plates and remove lubricant from a sump adjacent the scroll end plates.
Patent CA-2050723-A1 (CA)
Title: Angiotensin ii receptor antagonists
Inventor: WINN MARTIN
IPC: C07D239/42
Filed: 1991-09-05
Abstract: ABSTRACT OF THE DISCLOSURE Novel pyrimidine, pyridine, pyridazine, pyrazine and triazine compounds are provided of the formula (I).                                         (I)   The compounds of the invention are useful for treating hypertension, edema, renal failure, congestive heart failure, psoriasis and glaucoma, and in the prevention and treatment of atherosclerosis or to treat gastrointestinal disorders associated with enhanced contractility and/or motility of intestinal smooth muscle or to treat contractile disorders of the uterus.
Patent CA-2050850-A1 (CA)
Title: Recombinant herpes viruses, a vaccine based on these recombinants, their preparation process, genes, vectors and plasmids used in this process
Inventor: ROSS LOUIS J N
IPC: A61P31/12
Filed: 1991-09-06
Abstract: New recombinant herpes viruses, a vaccine based on these recombinants, their preparation process, genes, vectors and plasmids used in this process.     Abstract The invention concerns the sequence of the unique short region Us of Marek's disease virus coding for the kinase protein.          It also concerns the recombinant herpes viruses in which a hetero-logous gene has been inserted in the homologous region of the gene coding for the kinase protein and, in particular, the Marek recom-binant viruses expressing a gene of an avian pathogenic agent which could possibly be a gene of another serotype of the Marek viruses.  It also concerns a process for the preparation of these recombinants as well as the vaccines obtained.
Patent CA-2052234-A1 (CA)
Title: Heterocyclic alkyl amines, process for their preparation and pharmaceutical compositions holding same
Inventor: TAVERNE THIERRY
IPC: A61K31/536
Filed: 1991-09-25
Abstract: Compounds of general formula (I):  (* CHEMICAL STRUCTURE *) (I) wherein R1, R2, R3, n, X and A are defined in the description. Medicinal products containing the same are useful as antidepressives or anxiolytics due to their 5-HT1A receptor agonist activity.