baber/WOPTO huggingface dataset:
Patent CA-1317186-C (CA)
Title: Soil release composition
Inventor: NAGLER MESHULAM
IPC: C08G63/672
Filed: 1987-08-24
Granted: 1993-05-04
Abstract: R-4356             SOIL RELEASE PROMOTING PET-POET COPOLYMER, METHOD AGLER              OF PRODUCING SAME AND USE THEREOF IN DETERGENT           COMPOSITION HAVING SOIL RELEASE PROMOTING PROPERTY             ABSTRACT OF THE DISCLOSURE A soil release promoting copolymer of polyethylene terephthalate and polyoxyethylene terephthalate (PET-POET) having a weight average molecular weight in the range of 15,000 to 35,000, and a PET:OET molar ratio of about 2-1 to 6:1, is prepared by reacting polyethylene terephthalate with polyethylene glycol in the presence of a catalyst system including both antimony trioxide and calcium acetate or both titanium iso-propoxide and sodium isopropoxide. The PET-POET copolymer provides improved soil release properties for oily and greasy stains from polyester fabrics at high and low wash temperatures and is stable even at high alkalinity levels. The starting PET can advantageously be obtained from scrap bottles.
Patent CA-1295290-C (CA)
Title: Packaging
Inventor: GARWOOD ANTHONY J M
IPC: B65B7/28
Filed: 1987-09-02
Granted: 1992-02-04
Abstract: ABSTRACT            A plastics material packaging for meat or other goods is disclosed.    The packaging has a base and a skin wrapping material for said meat or other goods.  A desired gas to enhance the keeping qualities of the meat or other goods is provided in a free space above the skin and below the lid.   The gas can pass through the skin to contact the surface of the meat or other goods.   The skin is bonded to the base so that the meat or other goods are compressed between the skin and the base.   The arrangement is such that the skin will be substantially continuously under tension forces. This maintains a desirable skin packaging of the meat or other goods over extended periods of time. A method and apparatus for producing the packaging are also disclosed.
Patent CA-1295815-C (CA)
Inventor: HEISEL MICHAEL
IPC: B01J8/04
Filed: 1987-09-17
Granted: 1992-02-18
Abstract: "PROCESS AND APPARATUS FOR PERFORMING CATALYTIC REACTIONS"              Abstract of the Disclosure A process for performing catalytic reactions with intensive heat of reaction, in which a reaction mixture is conducted through a catalyst bed, from which the reaction heat is removed or to which it is fed by indirect heat exchange with a heat exchange medium.  The catalyst bed adjoins at least one bed of a catalytically inert material, which also is in indirect heat exchange with the heat exchange medium.
Patent CA-1329598-C (CA)
Title: Retinoid carboxylic esters
Inventor: GROSS GUENTER
IPC: C07C69/734
Filed: 1987-10-05
Granted: 1994-05-17
Abstract: Abstract The novel compounds of the formula Ret-OA              I wherein Ret  is the acyl residue of a retinoid carboxylic acid, A is a residue (-CHR)-CH2O)nR1, (-CH2)mSR1, (-CH2)mXR2, (-CH2)m-Het, -N(R2)2, -C(R4)2OC(O)R3, -CH2-CH(OR2)CH2OR2 or -CH(CH2OR2)2; R    is hydrogen or methyl, R1   is hydrogen, C1-6-alkyl or C1-6-alkanoyl, R2   is C2-6-alkyl, R3   is C1-6-alkyl, C1-6-alkoxY, di-C1-6-alkylamino, phenyl, substituted phenyl, styryl or styryl or 2-benzoyl-phenoxy-C1-6-alkyl substituted in the phenyl residue; R4   is hydrogen, C1-6-alkyl or phenyl; X    is >SO or >SO2, Het  is the residue of a N-heterocyclic ring, n    is a whole number of 3-40 and m    is a whole number of 1-4, with the proviso that R1 is C1-6-alkyl or C1-6-alkanoyl when A is a -CH2SR1, can be used as medicaments, especially for the topical treatment of dermatological disorders. The novel compounds are obtainable e.g. by esterifying a retinoid carboxylic acid Ret-OH with an alcohol HA and, if desired, subsequently transforming reactive groups in the molecule.
Patent CA-1306823-C (CA)
Title: Alkylpoly (polysilyl)azane preceramic polymers
Inventor: BUJALSKI DUANE R
IPC: C04B35/571
Filed: 1987-11-10
Granted: 1992-08-25
Abstract: ALKYLPOLY(POLYSILYL)AZANE PRECERAMIC POLYMERS       Abstract Alkylpoly(polysilyl)azanes are prepared by the reaction of chlorine-containing polysilane preceramic polymers and various disilazanes.  The alkylpoly(poly-silyl)azanes may be converted to ceramic materials by pyrolysis at elevated temperatures.
Patent CA-1285573-C (CA)
Title: Aromatic derivative and preparation method thereof
Inventor: HAZATO ATSUO
IPC: C07C233/12
Filed: 1987-12-23
Granted: 1991-07-02
Abstract: AROMATIC DERIVATIVE AND PREPARATION METHOD THEREOF     ABSTRACT OF THE DISCLOSURE           An aromatic derivative having the formula (I) or the salt thereof:                                           (I) wherein R1 and R2 independently represent a hydrogen atom, hydroxyl, a halogen atom, or OR3 wherein R3 is C1-C10 alkyl; A-B represents a hydrocarbon moiety having 1 to 10 carbon atoms and containing at least one double bond or a sulfur- or oxygen-containing hydrocarbon moiety having 1 to 10 carbon atoms; n is an integer of 2 to 4; X represents a group -?-O, -O-, -O-?-, or -?-NH-  and Y represents a hydrogen atom; alkyl having 1 to 5 carbon atoms which may be substituted with aryl;  alkenyl having 2 to 5 carbon atoms which may be substituted with aryl or aryl suhstituted with at least one C1-C5 alkoxy; aryl which may be substituted with at least one carboxy or C1-C5 alkoxycarbonyl or C1-C5 alkoxy; provided that, when R1 and R2 are both hydrogen, the moiety -A-B-(CH2)n-X-Y does not represent -CH=CH ?(CH2)n COOR  wherein n = 2 to 4 and R4 is hydrogen or C1-C5 alkyl.          These pharmaceutical products are useful for the treatment of diseases caused by arachidonic acid cascade metabolic products.
Patent CA-1296098-C (CA)
Title: Phased array antenna with couplers in spatial filter arrangement
Inventor: LOPEZ ALFRED R
IPC: H01Q3/34
Filed: 1987-12-29
Granted: 1992-02-18
Abstract: PHASED ARRAY ANTENNA WITH COUPLERS IN SPATIAL FILTER ARRANGEMENT                 ABSTRACT OF THE INVENTION             A lossless spatial filter having N input ports and N output ports and printed on a single substrate.  The filter is used in combination with an antenna system which radiates wave energy signals into a selected angular region of space and into a desired radiation pattern.  The aperture of the system includes a plurality of N antenna elements.  The antenna elements are arranged along a predetermined path and each element is connected to only one output port of the spatial filter.  A beam steering unit controls the direction of radiation.  A signal generator supplies a power divider having N output signal ports each connected to a phase shifter controlled by the beam steering unit.
Patent CA-1332198-C (CA)
Title: Color concentrates
Inventor: BAKER WARREN
IPC: C09B67/20
Filed: 1988-01-28
Granted: 1994-09-27
Abstract: ABSTRACT organic colour concentrates are provided, as well as a method of preparing such concentrates.  Separate feeds of organic colouring concentrates, together with a carrier resin, are blended in a high intensity mixer to provide an agglomerate-free and uniformly dispersed organic pigment in a conventional molten carrier resin.  These products find use in various fields for colouring eg. film, and other thermoplastic resins used in eg. injection molding.
Patent CA-1310452-C (CA)
Inventor: DEVIC MICHEL
IPC: D21C3/04
Filed: 1988-05-24
Granted: 1992-11-24
Abstract: Process for the manufacture of CTMP pulps, in which a mechanical grinding of the lignocellulosic material is added to a cooking of the said material at a temperature equal to or higher than 100 DEG C, under saturated steam pressure, with the aid of Na2SO3 or NaHSO3 or SO2NaOH and of a reducing agent more electronegative than the SO3<=> ion, used together and in a medium of initial pH between 7 and 12.5, and bleaching of the manufactured pulp with the aid of H2O2 in an alkaline aqueous medium.
Patent CA-1331300-C (CA)
Title: Stabilizing bath for use in photographic processing
Inventor: SCHWARTZ PAUL A
IPC: G03C7/30
Filed: 1988-06-15
Granted: 1994-08-09
Abstract: -i-STABILIZING BATH FOR USE IN PHOTOGRAPHIC PROCESSING          ABSTRACT OF THE DISCLOSURE          A stabilizing bath which provides reduced stain and enhanced dye stability for photographic color elements which are processed therein is comprised of a dye stabilizing agent and an alkanolamine.  The stabilizing bath is used as a final processing bath which follows treatment of the element in a fixing or bleach-fixing bath containing a thiosulfate fixing agent.  The alkanolamine functions to prevent the precipitation of sulfur resulting from carryover of the thiosulfate fixing agent into the stabilizing bath.
Patent CA-1303954-C (CA)
Title: Device for adjusting the position of an armrest of an automobile vehicle seat
Inventor: ESCARAVAGE GERARD
IPC: B60N2/75
Filed: 1988-06-17
Granted: 1992-06-23
Abstract: ABSTRACT OF THE DISCLOSURED:           A device for adjusting the position of an armrest of an automobile vehicle seat.  The device comprises a frame fixed to the automobile vehicle and a support structure for the armrest which is movable relative to the frame by a reversible motor-speed reducer unit under the control of control means between an active position and a retracted position  of  the  armrest  in  which  the  armrest  is substantially in the plane defined by the cushion of the seat with which it is associated.  The frame has a generally U-shape between the branches of which the support structure of the armrest is movably mounted.  The support structure comprises the motor-speed reducer unit which cooperates with means for shifting the support structure and guide means adapted to cooperate with curved slots in the branches of the frame for guiding the assembly when it is shifted between said two positons.
Patent CA-1294376-C (CA)
Title: Miniature thermoelectric converters
Inventor: ROWE DAVID M
IPC: H01L35/18
Filed: 1988-06-22
Granted: 1992-01-14
Abstract: ABSTRACT               MINIATURE THERMOELECTRIC CONVERTERS            A thermoelectric semiconductor multicouple array comprises a substrate of semi-insulating material 10, alternate n-type and p-type strips or legs ion implanted into said substrate and connected together electrically in series, and terminal means 11 connected to said series-connected strips or legs.  The array may be incorporated in an integrated circuit chip.  A method of making such thermoelectric semiconductor multicouple arrays is also disclosed.
Patent CA-1296092-C (CA)
Title: Ultrasonic air-in-line detector
Inventor: SPANI WAYNE
IPC: A61M5/36
Filed: 1988-08-04
Granted: 1992-02-18
Abstract: ABSTRACT    An ultrasonic device for detecting the presence of air in the fluid line of an IV infusion device comprises a transmitter and a  receiver  which are, positioned  to pinchingly engage a portion of the fluid line therebetween.  Both the transmitter and receiver have convex-shaped lenses which contact and cause a  slight  indentation  of  the  tube  for  enhanced  coupling therebetween.  The device may also have a pair of diametrically opposed pedestals which contact  and engage  the tube from a direction substantially at right angles to the axis defined by the transmitter and receiver.  These pedestals help hold the tube between the transmitter and receiver.   The device also includes self-testing electronic componentry which compares the transmitter-off  output  with  the  transmitter-on  output  to determine whether  operation  is  normal  or  should be  stopped because  either  there  is  air  in  the  line or  the electronic circuitry is faulty.
Patent CA-1306409-C (CA)
Title: Composition and process for conditioning the surface of polycarbonate resins prior to metal plating
Inventor: BASTENBECK EDWIN W
IPC: C23C18/26
Filed: 1988-08-10
Granted: 1992-08-18
Abstract: ABSTRACT         A process for specially conditioning and etching a polycarbonate resin prior to metal plating to enhance the coverage and adhesiveness of metal plating to the resin. The swellant composition comprises a compound represented by the general formula, R1 (OCn H2n)m  O - R2 wherein R1 and R2 are independently selected from the group consisting of aryl groups and alkyl groups of 1-4 carbon atoms, n is 2 to 4 and m is 1 to 5.  The swelled resin is then etched using, preferably, a highly alkaline composition such as a solution containing greater than about 100 g/1 NaOH. Other etchants such as chromic acid may also be used. The  resin  is now  ready  for plating  using  conventional techniques.
Patent CA-1297243-C (CA)
Title: Long-handled brush suitable for cleaning hollow bodies
Inventor: KLOTZ MANFRED
IPC: A46B7/00
Filed: 1988-08-23
Granted: 1992-03-17
Abstract: Abstract;    The invention relates to a long-handled brush suitable for cleaning hollow bodies, e.g. drinkware, bottles, thermos flasks, bowls, vases, etc.  The brush comprises a handle and a removable cleaning head.  The cleaning head has an elastic core and an outer covering of fell or fell-like material, such as natural sheepskin.  A headed bolt is preferably used to attach the cleaning head to the handle, with the bolt extending through a central longitu-dinal channel in the head.  The cleaning head is preferably cylindrical and the handle may be telescopically extendable.
Patent CA-1330047-C (CA)
Inventor: MAJETI SATYANARAYANA
IPC: A61K8/365
Filed: 1988-09-14
Granted: 1994-06-07
Abstract: Abstract Oral compositions possessing antiplaque and antigingivitis properties containing stannous fluoride stabilized with stannous gluconate are described herein.  The composition contains: (a) a safe and effective amount of stannous fluoride; (b) a safe and effective amount of stannous gluconate; and (c) a pharmaceuti-cally acceptable carrier wherein the pH of said composition is from about 3.0 to about 5.0 and said composition is substantially free of a calcium ion source(s).
Patent CA-1311537-C (CA)
Title: Device to suspend and string conductors on low, medium, high and extra high transmission lines
Inventor: SARACINI ALESSANDRO
IPC: H02G1/04
Filed: 1988-09-26
Granted: 1992-12-15
Abstract: ABSTRACT   Suspension device for the stringing of electric conduc-tors and/or cables for overhead power lines, of the type comprising a suspension frame, to be anchored to a crossarm of a  tower of the  line,  and  means  for  the support and sliding of the conductors and/or cables,  said support and sliding means comprising,  for each conductor or cable,  a plurality of support rollers rotating about parallel pins, said  rollers being aligned one  after  the  other along  a curved trajectory and defining an ideal support and sliding surface for the conductor or cable.    According  to  the  invention,  the  support  rollers  for each  conductor  are  divided  in  two  groups  forming  two semi-sectors; the two semi-sectors supporting each conductor are mounted on the suspension frame in specular symmetry in respect  of  the central  vertical  suspension axis of said frame, said two semi-sectors being mutually spaced; lifting and lowering means are moreover associated to said semi-sec-tors, to move the semi-sectors in a substantially vertical direction.
Patent CA-1295208-C (CA)
Title: Multigrade asphalt cement product and process
Inventor: KRIECH ANTHONY J
IPC: C10C3/02
Filed: 1988-09-28
Granted: 1992-02-04
Abstract: ABSTRACT OF THE DISCLOSURE          A gelled asphalt cement having improved properties over conventional asphalt cement, including reduced temperature susceptibility and lower rate of age hardening is disclosed.  This multigrade asphalt cement is produced by gelling a liquefied asphalt material. This is accomplished by saponifying in the liquefied asphalt, substantially free of water, at least one fatty acid and at least one resin acid with an alkali metal base, or by adding the already saponified product to the liquefied asphalt.  The resulting gelled asphalt cement is utilized in conventional processes in road, roofing and specialty applications.  The asphalt cement may be prepared and applied using conventional hot-mix asphalt processes in existing hot-mix equipment, standard roofing application equipment and specialty asphalt application equipment.
Patent CA-1302999-C (CA)
Title: Finely divided iron oxide black pigments, a process for their preparation and their use
Inventor: RADEMACHERS JAKOB
IPC: C09D7/00
Filed: 1988-10-07
Granted: 1992-06-09
Abstract: FINELY  DIVIDED  IRON  OXIDE  BLACK  PIGMENTS,  A  PROCESS  FOR          THEIR PREPARATION AND THEIR USE                 ABSTRACT OF THE DISCLOSURE    Iron oxide black pigments  useful  as  coloring pigments for lacquers and plastics are prepared by an improved process wherein finely divided iron oxide black suspensions obtained from  the  precipitation  processor  the  aniline process  are filtered,  washed,  dried  and  ground  with  the  improvement in the  process  comprising  grinding  the  dried  iron  oxide pigment  in a jet mill with air as the grinding medium and with a water content of from about 1 to 6% by weight based on the iron oxide black pigment input to the process.     Le A 25 561
Patent CA-1279478-C (CA)
Title: Bus air conditioning unit
Inventor: KING DONALD D
IPC: B60H1/00
Filed: 1988-10-27
Granted: 1991-01-29
Abstract: ABSTRACT OF THE DISCLOSURE A bus air conditioning unit  suitable  for  roof mounting adjacent to the rear of a bus which includes an elongated support frame having first and second ends, front and rear portions,  and a substantially open top portion. The elongated support frame is divided into forward and rear evaporator and condenser plenums,  respectively, with reference to the front and rear of an associated bus, by an upstanding wall portion which extends between the first and second ends  of the  frame.   The upstanding wall portion rises generally vertically for a predetermined dimension and it then slopes towards the front portion of the frame as it continues to rise,  such that the condenser plenum includes the top portion of  the  frame.  A condenser  is supported by the  substantially open top portion of the frame,  an evaporator is mounted in the evaporator plenum across the front of the frame, and air conditioning system components are mounted in both said condenser and evapora-tor plenums.  The air conditioning system components are all  serviceable  from the  outside  rear  of  the  bus  via openings provided in the rear portion of the frame, and via covered access openings provided in the upstanding wall portion which are accessible through the openings in the rear of the frame.
Patent CA-1313657-C (CA)
Inventor: PHILIPPE MICHEL
IPC: A61K8/35
Filed: 1988-11-03
Granted: 1993-02-16
Abstract: Biaromatic esters of macrolides and of lincosamides corresponding to the following formula: 
<IMAGE>
 in which:
 R1 denotes a radical derived from a macrolide or from a lincosamide,
 Ar denotes an aromatic radical corresponding to one of the formulae: 
<IMAGE>
 in which:
 n is 0 or 1,
 R2 and R3 denote a hydrogen atom, a linear or branched alkyl radical containing from 1 to 15 carbon atoms or a cycloalkyl radical containing from 5 to 10 carbon atoms, and
 Z is an oxygen or sulphur atom. 
<??>Use in the treatment of various forms of dermatitis, especially in the treatment of acne.
Patent CA-1329796-C (CA)
Title: Locking means for a self-service device as well as self-locking latch and actuator means
Inventor: FRANK BRUNO
IPC: G07D1/00
Filed: 1988-11-03
Granted: 1994-05-24
Abstract: ABSTRACT            Locking means for a self-service device as well as self-locking latch and actuator means A locking device for an opening an automatic teller machine is provided by a locking flap having an indented outside portion.  The flap is pivotable about an axis 9 and positioned behind an upper region projecting wall panel and in front of a lower region recessed wall panel. As the flap is pivoted, the width of the opening increases so that any ice formed may be broken up or jammed objects are released automatically.  A self-locking latch and actuator means uses an actuating lever which is pivotable about pivoting axis of the flap. The actuating lever comprises a particularly shaped guide slot which is engaged by the actuator.  In a first part of the guide slot, no displacement work is performed by the actuator motor, whereas in the second part, which is positioned at an angle to the first part, displacement work is performed as to move the flap in the opening or closing direction.
Patent CA-1336201-C (CA)
Title: Apparatus for controlling the production of paper rolls produced by the rewinder in order to ensure steadiness of length of the wound paper and/or of reached diameter
Inventor: BIAGIOTTI GUGLIELMO
IPC: B65H19/22
Filed: 1989-01-30
Granted: 1995-07-04
Abstract: An apparatus for winding small rolls of paper from large rolls includes a counter to measure the length of the web being  wound,  a  presser  to sense  and  control  the  outer diameter of the small rolls, an encoder to detect and control the  diameter  of  the  small  roll  as  it  approaches  the pre-determined desired diameter thereof,  and an electronic logic control connected to the counter, the presser and the encoder whereby to ensure that the weight of paper and the outer diameter of the small rolls will always be within the predetermined  limits.   The  apparatus  may  also  include  a device to record the weight of the small roll and sensors to automatically adjust the length of the web and also the roll diameter as the small roll is being formed.  The sensors may also include fine and coarse tuners to adjust more precisely the movement of the web onto the small roll within relatively narrow tolerances.
Patent CA-1338495-C (CA)
Title: Phenol substituted gem-diphosphonate derivatives, process for their preparation and pharmaceutical compositions containing them
Inventor: NGUYEN LAN
IPC: C07F9/547
Filed: 1989-03-22
Granted: 1996-07-30
Abstract: Certain  phenol  substituted  gem-diphosphonate derivatives in pharmaceutical composition are useful for the treatment of hyperlipidemia.   The derivatives are produced by condensation of a phenol substituted precursor with a diphosphonate compound.
Patent CA-1316860-C (CA)
Title: Microbial degradation of trichloroethylene
Inventor: WINTER ROBERT B
IPC: C12N15/09
Filed: 1989-04-03
Granted: 1993-04-27
Abstract: ABSTRACT This invention relates to a method for the microbial degradation   of   trichlorethylene     by   treating trichloroethylene   with Pseudomonas   mendocina KR-1 or Pseudomonas putida Y2101 or a microorganism host cell that contains a recombinant plasmid.   The recombinant plasmid contains  toluene  monooxygenase  genes  from  Pseudomonas mendocina KR-1.   The microorganism host cell containing the recombinant plasmid must have been treated with an inducer of the toluene monooxygenase genes.   The method may  be   applied  to   the   treatment   of  loci   of trichloroethylene chemical waste in water or soil.  More particularly,  the  method  may  be  applied  to  degrade trichloroethylene as it may be present as a pollutant or contaminant in water, in industrial effluents, in various land  areas  such  as  industrial  sites,  or  in  various laboratory or commercial installations.