baber/WOPTO huggingface dataset:
Patent CA-2039624-A1 (CA)
Title: Treatment of fabrics
Inventor: ZAKIKHANI MOHSEN
IPC: D06M101/16
Filed: 1991-04-03
Abstract: ABSTRACT            Fabrics, in particular cotton polyester fabrics, are treated with a nitrogen containing polymer (or precursor therefor) and then subsequently treated with a THP compound and cured with heat and/or ammonia, giving higher fire retardance than corresponding fabrics without the pretreatment step.
Patent CA-2039702-A1 (CA)
Inventor: VARGA JANOS M
IPC: C12N11/08
Filed: 1990-08-18
Abstract: 2039702 9102768 PCTABS00003 This invention relates to radio-derivatized polymers and a method of producing them by contacting non-polymerizable conjugands with radiolysable polymers in the presence of irradiation. The resulting radio-derivatized polymers can be further linked with ligands of organic or inorganic nature to immobilize such ligands.
Patent CA-2043759-A1 (CA)
Title: Termination system for optical fibres
Inventor: HANDLEY GRAHAM R
IPC: G02B6/24
Filed: 1991-06-03
Abstract: ABSTRACT          Termination System for Optical Fibres A termination system is provided for use with optical fibre members installed in tubular passageways using a flow of air or other gas.  The system comprises a chamber defined by a body having an opening provided with a removable cover.   An end of at least one passageway in which a first optical fibre member may be installed is terminated  on  the  body  so  that  the  passageway communicates with the interior of the chamber.  Means are mounted on the cover for terminating an end of at least one  second  optical  fibre  member.    Preferably  the passageway carries a plurality of first optical fibre members and the cover has means for terminating the ends of  an  equal  plurality  of  the  second  optical  fibre members.
Patent CA-2044060-A1 (CA)
Inventor: ANDRUS RONALD L
IPC: C03C8/02
Filed: 1991-06-06
Abstract: Abstract of the Disclosure For protection against oxidation or other adverse chemical deterioration, substrates such as carbon, inter-metallic aluminides, and refractory metal alloys are provided with barrier coatings of an aluminoborate glass-ceramic coating having a composition, in weight percent, of about 10-55% Al2O3, 4-40% B2O3, up to 70% total of RO, wherein RO consists of one or more alkaline earth metal oxides selected in amounts not exceeding the indicated proportions from the group consisting of up to 70% BaO, up to 60% SrO, up to 40% CaO, and up to 25% MgO,  up to 35% total of R2O, wherein R2O consists of one or more alkali metal oxides selected in amounts not exceeding the indicated proportion from the group consisting of up to 35% Na2O, up to 30% K2O, and up to 15% Li2O, up to 25% total of metal oxides selected from the group consisting of ZnO and MnO, up to 30% of SiO2, and up to 10% F.
Patent CA-2045368-A1 (CA)
Title: Use of base-treated inorganic porous adsorbents for removal of contaminants
Inventor: DENTON DEAN A
IPC: C11B3/10
Filed: 1991-06-25
Abstract: REF. 01-7756                                         PATENT              ABSTRACT OF THE DISCLOSURE Adsorbents are provided which are suitable for use in  the  removal  of  contaminants  selected  from the group consisting of free fatty acids, soaps, phosphorus, metal ions and color bodies.  The adsorbents comprise inorganic porous supports selected from the group consisting of substantially amorphous  alumina,  diatomaceous  earth,  clays,  magnesium silicates, aluminum silicates and amorphous silica, treated with a base in such a manner that at least a portion of said base is retained in at least some of the pores of the support to yield base-treated inorganic porous adsorbents.  Processes for removing free fatty acids, etc., from glyceride oils using these adsorbents are also provided.
Patent CA-2046384-A1 (CA)
Title: Integral skin rigid urethane foam
Inventor: HO DAVID J
IPC: C08G18/48
Filed: 1991-07-05
Abstract: The present invention relates to an integral skin rigid polyurethane foam having improved compressive strength and flexural strength.  This foam is prepared by reacting a polyol resin component with an aromatic isocyanate using water as an auxiliary blowing agent.
Patent CA-2047434-A1 (CA)
Title: Apparatus and method for weighing rail-supported vehicles
Inventor: HAFNER HANS W
IPC: G01G19/04
Filed: 1991-07-19
Abstract: -i- : An apparatus and method for measuring vertical forces exerted to a pair of parallel rails by a rail-supported vehicle uses sleepers for supporting said rails which are provided with recesses located below said rails and having inserted therein a force measuring device. An evaluation device may be arranged remotely from said force measuring device(s) for wireless receiving of measuring signals therefrom.
Patent CA-2047614-A1 (CA)
Title: Personal alarm
Inventor: BURLEY ALLAN L
IPC: G08B15/00
Filed: 1991-07-23
Abstract: ABSTRACT    A personal alarm device includes a source of electric power, a loud buzzer, and an oscillator to activate the buzzer.  Combination logic is included and an alarm latch activates the oscillator and maintains the oscillator in the active state until an off signal is received from the combination logic.  A keypad is connected to the combination logic, which is such that it will allow the alarm latch to remain on until it detects a predetermined sequence from the keypad, whereupon it turns the alarm latch off.  A main switch is included to allow the source to energize the alarm latch to activate the oscillator.
Patent CA-2048272-A1 (CA)
Title: Fermentation product with antiparasitic activity
Inventor: TSIPOURAS ATHANASIOS
IPC: A01N35/04
Filed: 1991-08-01
Abstract: l6/JWW     TITLE OF THE INVENTION A NOVEL FERMENTATION PRODUCT WITH ANTIPARASITIC ACTIVITY            ABSTRACT OF THE INVENTION         The fermentation of a fungal organism identified as Chrysosporium meridarium produces a novel binaphthalene compound which is a highly potent antiparasitic, insecticidal, and anthelminthic agent.
Patent CA-2048497-A1 (CA)
Title: Apparatus for deploying and energizing submergible electric motor downhole
Inventor: CONNER STEPHEN E
IPC: E21B43/12
Filed: 1991-08-06
Abstract: APPARATUS FOR DEPLOYING AND ENERGIZING  SUBMERGIBLE ELECTRIC MOTOR DOWNHOLE                         ABSTRACT      Apparatus for deploying and energizing pumping apparatus including a submergible electric motor comprises a cable socket assembly and a cable connecting-and-sealing chamber assembly.  The cable socket assembly has a housing that is connected at a lower end to an upper end of a housing of the cable connecting-and-sealing chamber assembly, the lower end of which is connected to a housing of the motor.  The upper end of the housing of the cable socket assembly has an attachment portion provided with a breakaway connection to a weight-bearing cable.  An electrical cable extends through the housing of the cable socket assembly to the housing of the cable connecting-and-sealing chamber assembly, which is divided by the body of a penetrator into upper and lower chambers.  Sets of conductors in the chambers are connected, respectively, to the electrical cable and to the motor, and are interconnected with each other via feed-through elements (mandrels) associated with the body.  The chambers are filled with fluid that excludes well fluid.  If the pumping apparatus becomes stuck downhole, the cables may be disconnected from the pumping apparatus may be retrieved without exposing the interior of the motor to well fluid.        M:\REDA\006\PA.INT
Patent CA-2050770-A1 (CA)
Title: Enteral-specific spike/bag port system
Inventor: MILLER ROBERT A
IPC: A61M3/00
Filed: 1991-09-06
Abstract: ABSTRACT OF THE DISCLOSURE      A port/spike assembly including an enteral spike having a diameter substantially less than the diameter of a standard parenteral spike.  The assembly also includes a port having a tube with an outer wall which defines a generally cylindrical elongated bore.  A frangible membrane is disposed inside the elongated bore, and divides the bore into upper and lower bore sections.  A selector ring is provided in the upper bore section for permitting insertion of the reduced diameter enteral spike and for preventing the insertion of a standard parenteral spike through the membrane.  The assembly prevents inadvertent insertion of a parenteral spike into an enteral feeding system.
Patent CA-2052102-A1 (CA)
Title: Resin composition
Inventor: AOYAMA TAIZO
IPC: C08L69/00
Filed: 1991-09-24
Abstract: Abstract of the Disclosure A resin composition comprising (A) 50 to 99 % by weight of a polycarbonate and (B) 1 to 50 % by weight of a graft-copolymer; the graft copolymer (B) prepared by graft-polymerizing a monomer mixture (2) comprising mainly 40 to 100 % by weight of a C1 to C6 alkyl acrylate onto a rubber polymer (1) prepared by copolymerizing 60 to 100 % by weight of a C6 to C10 alkyl acrylate, and small amounts of a crosslinking compound and a graftlinking monomer.          The resin composition is remarkably excellent in impact strength at low temperature as well as is excellent in thermal stability and weatherability.
Patent CA-2053234-A1 (CA)
Inventor: MACKINTOSH BRIAN H
IPC: C30B15/00
Filed: 1991-02-21
Abstract: A control system for controlling the operation of a system (18) for replenishing the melt in the crucible (24) of an apparatus (20) for growing tubular crystalline bodies (22) of a selected material. The melt replenishment system (18) comprises a container (302) for storing solid particles of said selected material and a dispenser (306) for transporting the particles from the container (302) to the crucible (24). The control system controls the rate at which the dispenser (306) transports particles from the container (302) to the crucible (24) based on the weight of the solid particles stored in the container (302), the weight of the crystalline body (22), and the pressure inside the crystalline body (22).  Additionally, the control system may be adapted to control the temperature of the crucible heater (26) of the apparatus (20).  Compensation is provided by this invention for weight measurement errors that are created by pressure fluctuations within the tubular crystalline body (22).
Patent CA-2054423-A1 (CA)
Inventor: SCHURKO ROBERT J
IPC: C21D11/00
Filed: 1991-10-29
Abstract: A method of controlling a reheat furnace to deliver pieces at an aim discharge temperature comprises the steps of determining the ratio between calculated reheat  furnace  discharge  temperatures  and  measured temperatures of pieces in a rolling mill receiving the output of the reheat furnace, filtering this ratio based upon time in the rolling mill to provide the current filtered   relationship  between   calculated  discharge temperatures and said measured temperatures to provide filtered ratios,  comparing desired temperatures in the rolling mill with said measured temperatures of pieces in the rolling mill to establish error values, filtering the error values based upon time in the mill to provide filtered error values, and processing the filtered error values and the filtered ratios to establish a short-term bias to the aim extract temperature.
Patent CA-2056114-A1 (CA)
Title: Gas flow distribution system
Inventor: CHEUNG STEVEN D
IPC: F17D1/04
Filed: 1991-11-25
Abstract: ABSTRACT     GAS FLOW DISTRIBUTION SYSTEM            Gas distribution system including main, lateral and loop conduits in which gas flow is continuously provided between a source of pressurized gas and venting means so that "dead space" is avoided in the distribution system and continuous real time monitoring of system gas is enabled.
Patent CA-2056763-A1 (CA)
Inventor: HARTWIG SVERKER
IPC: E21D9/10
Filed: 1991-12-02
Abstract: Abstract:            Tunnel boring machine whose driving shaft (4) adjacent to the boring head (6) is journalled in a bearing (12) which is intended to take up only radial forces. Shaft (4) is at its other end journalled in bearings (13,14) which take up both radial and axial forces.     90011.ut1
Patent CA-2059803-A1 (CA)
Title: Gas lift valve utilizing a diaphragm pilot
Inventor: KILGORE MARION DEWEY
IPC: E21B43/12
Filed: 1992-01-22
Abstract: GAS LIFT VALVE UTILIZING A DIAPHRAGM PILOT            ABSTRACT OF THE DISCLOSURE         A gas lift valve is provided with a pilot valve for opening a main valve member. The pilot valve is mounted in the body of the gas lift valve and comprises a slidable valve member between which member and the body is a sealing diaphragm.  The diaphragm has a disc-like member extending between opposed recesses in the pilot valve member and the body means.  The outer edge of the member is clamped in the body means recess and the inner edge of the member is forced by biasing means into sealing engagement with the piston valve member.     (Fig. 2B)
Patent CA-2060198-A1 (CA)
Title: Methode de preparation de vaccins contre les virus a arn
Inventor: SKINNER GORDON R B
IPC: A61K39/12
Filed: 1990-06-12
Abstract: On prépare un vaccin contre un virus de l'ARN, pouvant être un picornavirus, un orthomyxovirus ou un rétrovirus, par contamination de cellules hôtes à l'aide dudit virus, incubation des cellules contaminées pendant une période de temps donné, et à une température insuffisante pour obtenir la lyse des cellules, par séparation des noyaux des cellules intactes de leur fraction cytoplasmique, et par stabilisation des protéines antigéniques virales se trouvant dans la fraction cytoplasmique, les protéines stabilisées produisant le composant actif du vaccin.
Patent CA-2062693-A1 (CA)
Title: Universal walker leg support device
Inventor: SKORMAN STEVEN E
IPC: A63B23/04
Filed: 1992-03-11
Abstract: Abstract of the Disclosure A leg support device for an invalid walker of the type having an upright frame structure with handle portions positioned so as to be gripped by the user when standing or walking and having a plurality of downwardly projecting legs, such leg support device being selectively mountable in a variety of vertically related positions to accommodate the physical requirements of the user and capable of achieving a variety of structural configurations so that the leg support device may be mounted to a variety of invalid walkers having different angular orientations between the legs and having different distances between the legs.
Patent CA-2064570-A1 (CA)
Title: Image computing system
Inventor: KIM YONGMIN
IPC: G09G5/06
Filed: 1991-03-07
Abstract: An image computing system (10) providing at least two display modes and including a set of image coprocessors (16a-d) is disclosed. The system (10) converts image data into signals representing pixel characteristics. The signals can be displayed via a video display device (18). In a first display mode, pixel characteristic signals are generated for related image planes of a single image by a series of display generating devices (16a-d) and each signal is selected from a separate display generating device. The selected signals are output to a video display device (18). In a second display mode, pixel characteristic signals for an independant image plane are selected from a single display generating device.  The signals are output to a video display device (18). In this mode, each display generating device converts image data for an independant image plane. In this manner, the system (10) provides single or multiple image display modes. The image coprocessors (16a-d) provide efficient image processing of the image data.
Patent CA-2066265-A1 (CA)
Title: Sealing glass compositions
Inventor: FINKELSTEIN LEO
IPC: C03C3/12
Filed: 1990-09-05
Abstract: Fluid, stable glasses useful for low-temperature sealing applications are made by adding jointly bismuth oxide, zinc oxide, phosphorus pentoxide, titania and/or zirconium oxide to the lead oxide vanadium oxide binary. The phosphorus pentoxide may be replaced partially or entirely with niobium pentoxide and/or tantalum oxide. Sealing glass compositions comprising these low-melting lead-vanadia glasses in powder form and refractory fillers of lower thermal expansion for use in hermetically sealing semiconductor devices in ceramic packages are disclosed. Group V metal oxides, particularly niobium-containing oxides, are preferred fillers. Silver metal is a preferred filler for making die-attach compositions.
Patent CA-2068222-A1 (CA)
Inventor: HUGHES-JONES NEVIN C
IPC: C12N15/13
Filed: 1990-11-13
Abstract: The present invention provides DNA sequences encoding complementarity determining regions of variable domains of human anti-RhD antibodies and their use in the production of recombinant chimeric antibody molecules. Chimeric antibody molecules against the Rhesus (D) antigen or an antigen binding fragment thereof, as well as anti-Rhesus (D) reagents and pharmaceutical compositions comprising said chimeric antibodies are also provided.
Patent CA-2068266-A1 (CA)
Title: Macrocyclic polymer complexing agents, their complexes, process for their production and pharmaceutical agents containing these compounds
Inventor: SCHMITT-WILLICH HERIBERT
IPC: C08G69/10
Filed: 1992-05-08
Abstract: Abstract of the Disclosure Polymeric compounds of general formula I         .       (M)nA                                (I), in which M stands for the radical of a macrocyclic complexing agent, A stands for a backbone molecule, which shows a deficit of n amino groups, n hydroxy groups or n carboxy groups, n stands for the numbers 1 to 400, characterized in that M, independent of one another, stands for complexing agents of general formula IA                                           (IA), in which D, E, G, K, can be the same or different, each stand for the group -(CH2)o- with o meaning the numbers 2, 3, 4 or 5 q stands for the numbers 0, 1 or 2, R1 stands for a hydrogen atom, a branched or unbranched C1-C4 alkyl, phenyl, C7-C12 aralkyl group, U stands for a CO2H or PO3H2 group, Z stands for a straight-chain, branched, saturated or un-saturated C1-C20 alkylene group optionally containing imino, phenylene, phenylenoxy, phenylenimino, amide, hydrazide, car-bonyl, ester group or groups, oxygen, sulfur and/or nitrogen atom or atoms, optionally substituted by hydroxy, mercapto, oxo, thioxo, carboxy, ester and/or amino group or groups, X stands for a -CONH-, -NHCO-, -NHCS-, -NHCSNH-, -NHCONH-, -CO2-, -O-, -OCO-, -COCH20-, -NR2CH2CONH-, -NR2CH2COO-, -OCHR2CONH-, -OCHR2COO-, and R2 stands for a hydrogen atom or the group -(CH2)pCOOH with p meaning the numbers 1-5, and for an -NR group, in which R means a hydrogen atom, a C1-C20 hydrocarbon radical optionally substituted by 1 to 3 carboxy acids, 1 to 3 sulfonic acids, 1 to 5 hydroxy, 1 to 5 C1-C10 alkoxy, 1 to 5 C6-C10 aryloxy, 1 to 5 C7-C11 aralkoxy, 1 to 5 ester, 1 to 5 amide groups and/or optionally containing 1 to 3 carbonyl, 1 to 3 ester, 1 to 3 amide, 1 sulfonyl group, 1 to 10 oxygen atoms, 1 to 4 nitrogen atoms, or a second molecule IA, which does not have to be identical with the first, their completely or incompletely metalated complexes with the elements of atomic numbers 21-29, 31, 32, 37-39, 42-44, 49, 57-83 as well as their salts, are valuable pharmaceutical agents.
Patent CA-2071304-A1 (CA)
Inventor: KELLY GORDON D
IPC: A47C1/14
Filed: 1992-06-16
Abstract: A chair comprising a seat, and a backrest including a lower portion which is connected to the seat and which has an upper end, a rear surface, and a forwardly facing lower body supporting surface, an upper portion having a lower end, an upper body supporting surface, and a surface opposite the upper body supporting surface, and structure connecting the lower end of the upper portion to the upper end of the lower portion for translational movement relative thereto between a locked position wherein the upper and lower body supporting surfaces are generally coplanar, and an intermediate position spaced upwardly from the locked position, and for pivotal movement relative thereto between the intermediate position and a folded-up position wherein the rear surface of the lower portion and the opposite surface of the upper portion are substantially in abutment.
Patent CA-2071520-A1 (CA)
Title: Elimination of activated lymphocytes
Inventor: WECKER EBERHARD
IPC: A61K/
Filed: 1990-12-11
Abstract: 2-Methyl-1-octadecylglycero-(3)-phosphocholine is suitable for killing mammalian lymphocytes activated by antigens or mitogens.
Patent CA-2072863-A1 (CA)
Inventor: BUSHNELL ROBERT A
IPC: G08B25/01
Filed: 1992-06-30
Abstract: An apparatus and method for providing a positive indication at a central monitoring station of a personal emergency response system that a responder has arrived at a subscriber's location and has taken responsibility for the subscriber's aid.
Patent CA-2073342-A1 (CA)
Title: Transmetalations from zirconium to copper intermediates
Inventor: ELLSWORTH EDMUND LEE
IPC: C07F1/08
Filed: 1991-04-01
Abstract: Higher order cuprate complexes are prepared by means of a transmetalation from a corresponding zirconate intermediate. This process is particularly valuable with respect to the preparation of vinylic side chains such as are present in prostaglandins, as it is possible in accordance with the present invention to proceed directly from the acetylenic precursors via the reactive cuprates to the desired final products in a one-pot operation without isolation of intermediates and in high yields. Sequential additions to zirconium intermediates of components which together comprise the cuprate involved in transmetalation with the zirconium inter-mediate are disclosed as alternative procedures.
Patent CA-2075117-A1 (CA)
Title: Hair care composition
Inventor: BIRTWISTLE DAVID H
IPC: A61K8/73
Filed: 1992-07-31
Abstract: A hair care composition suitable for use as a shampoo comprises;     (a) at least one surfactant; (b) at least one water-insoluble end-functionalised quaternary silicone polymer capable of dissolving in said at least one surfactant; and   (c) a cationic deposition polymer. o
Patent CA-2077612-A1 (CA)
Title: Apparatus for storing and automatically sorting items
Inventor: FREUDELSPERGER KARL
IPC: B65G1/137
Filed: 1992-09-04
Abstract: ABSTRACT OF THE DISCLOSURE   An apparatus for storing and automatically sorting items, in which the items are stored in bins or magazines arranged on bin-bases affixed to a frame from which individual bin-bases can be pulled out, includes a horizontal conveyor, each bin including an item dispenser through which items are dispensed onto the horizontal conveyor. The horizontal conveyor is positioned beneath the bin-bases and transver-sely to their end faces, and extends width-wise only across a central part of the apparatus. The apparatus further includes guide plates sloping down toward the conveyor in a part of the apparatus to which the conveyor does not extend for guiding items from the item dispensers to the conveyor. The frame includes an upper beam resting on a row of pillars mounted above the conveyor on A or inverted V-shaped supports whose legs rest on opposite lateral sides of the conveyor, one row of bin-bases being mounted on each side of the columns.
Patent CA-2078081-A1 (CA)
Title: Network node event notification in circuit switched environments
Inventor: SESTAK MARK R
IPC: H04M7/00
Filed: 1992-09-11
Abstract: ABSTRACT             A method of reporting an event to a monitoring station in a network of communication switching exchanges comprised of monitoring in each exchange for events to be reported, upon detection of the event, the exchange in which the event occurred automatically dialing a gateway network node to which a network monitoring station is connected, upon the network node responding to the automatic dialing, sending at least one DTMF signal containing a report of the nature of the event and an identification of the exchange in which the event occurred to the network node for provision to the network monitoring station.