baber/WOPTO huggingface dataset:
Patent CA-2252005-A1 (CA)
Inventor: DARBOUX MICHEL
IPC: G06T5/00
Filed: 1998-02-13
Abstract: The invention concerns a method for correcting scattered flux energy which consists in: on the basis of a radiography and of a first three-dimensional model of the object, generating a second model of the object adapted to the geometry of the latter; discretising the source energy spectrum and attributing to each zone of said object a mean density value; determining a mapping of the primary flux energy; determining along the source-point path of the primary flux energy mapping a new mean density value for each of the zones and for each source-point path of the detector; obtaining a coherent scatter coefficient and an incoherent scatter coefficient of energy for each path and for each zone; determining the mapping of the scatter energy; determining the mapping of the primary flux energy and obtaining an image of the object.
Patent CA-2252804-A1 (CA)
Title: Tamper indicating multilayer sheet
Inventor: KRECKEL KARL W
IPC: B32B7/12
Filed: 1997-05-20
Abstract: The present invention refers to a multilayer sheet (1) comprising a flexible backing (2) and a pressure-sensitive adhesive layer (3) for attaching the multilayer sheet to a smooth and rigid surface (5), wherein the pressure-sensitive adhesive is completely removable from the surface (5) and is selected to exhibit for an adhesive layer with a thickness of 300 µm a 90~  peel adhesion of between 20 and 85 N/inch from glass after a dwell time of 3 days at a temperature of 70 ~C. The flexible backing (2) preferably comprises at least one damagable layer (4) and shows intralayer failure when peeling off the multilayer sheet (1) from the surface (5). The present invention furthermore refers to a pressure-sensitive adhesive which is obtainable by polymerizing a precursor comprising a) a monomer component which contains one or more alkyl acrylates, the alkyl groups of which have an average of 4-14 C  atoms, and 2-8 phr of at least one copolymerizable monomer having a polar group, b) 5-15 phr of hydrophobic silica, c) one or more polymerization initiators, and d) one or more cross-linker compounds in a concentration resulting in a cross-link density obtainable by using hexanedioldiacrylate as a reference cross-linker compound in a concentration between 0.06 and 0.14 phr. The present invention furthermore refers to a pressure-sensitive adhesive which is obtainable by polymerizing a precursor comprising a) a monomer component which contains one or more alkyl acrylates, the alkyl groups of which have an average of 4-14 C atoms, and 8-20 phr of at least one copolymerizable monomer having a polar group, b) 5-15 phr of hydrophobic silica, c) one or more polymerization initiators, and d) one or more cross-linker compounds in a concentration resulting in a cross-link density obtainable by using hexanedioldiacrylate as a reference cross-linker compound in a concentration between 0.06 and 0.11 phr.
Patent CA-2253981-A1 (CA)
Inventor: LIM MU-III
IPC: C07C217/90
Filed: 1998-11-12
Abstract: The invention provides compositions and methods containing novel bis-(2,4-diaminophenoxy) benzene coupling compounds, and cosmetically acceptable salts thereof, for use with conventional primary intermediate dye compounds and oxidizing agents for the oxidative coloring of human hair. The compositions of the invention may also contain other components typically used in oxidative hair dye preparations to impart intense and lasting coloration to hair.
Patent CA-2254418-A1 (CA)
Inventor: MERCATI VALENTINO
IPC: A23L33/16
Filed: 1998-11-18
Abstract: The invention concerns a highly concentrated mineralised natural complex, characterised by at least one main mineral element quantified with nutritional and/or dietetic integrator properties and by other mineral elements obtained in the complex from the mineralization of vegetal and/or animal products. Moreover, it concerns the method for its production consisting in using vegetal and/or animalorganic substances, having a high content of oligominerals, in carrying out their fragmentation, their mixing and the mineralization until the inorganic part is completely separated from the organic part, and then in transforming the aforesaid inorganic part in forms of easy commercialisation.
Patent CA-2256689-A1 (CA)
Title: Multiple reflection electrodeless lamp with sulfur or sellenium fill and method for providing radiation using such a lamp
Inventor: TURNER BRIAN
IPC: H01J61/42
Filed: 1997-05-29
Abstract: A method wherein the light in a sulfur or selenium lamp is reflected through the fill a multiplicity of times to convert ultraviolet radiation to visible.  A light emitting device comprised of an electrodeless envelope which bears a light reflecting covering around a first portion which does not crack due to differential thermal expansion and which has a second portion which comprises a light transmissive aperture.
Patent CA-2256797-A1 (CA)
Inventor: HERBRUCK STEPHEN H
IPC: B65D81/32
Filed: 1999-01-11
Abstract: An egg carton having a unique compartment or compartments for other ingredients such as those for an omelette, other egg dishes, or for painting Easter eggs. The compartment or compartments accommodate sufficient ingredients for all the eggs in the carton. In one embodiment, the compartments are located in each one half of the carton and the carton can be split.
Patent CA-2258233-A1 (CA)
Inventor: KADOCHE EMILE
IPC: B66B9/04
Filed: 1997-07-01
Abstract: The invention discloses a lift driving device comprising a cage integral with a frame (16, 18) co-operating with vertical guiding means (12, 14). It comprises a mobile horizontal crosspiece (20) independent of the frame cooperating with the vertical guiding means (12, 14), a cylinder comprising a body (24) and a rod (26) with vertical displacement, the cylinder body being integral with the frame (16, 18) and the cylinder rod end (26a) being integral with the mobile crosspiece, a first and a second set of pulleys (32, 34) mounted free on horizontal shafts (56, 60) integral with the mobile crosspiece and the frame respectively and a cable (36) passing over the said pulley sets to constitute a pulley block, a first end (40) of the said cable being integral with the upper end of the lift shaft and the other end (38) thereof is integral with one of the said two elements.
Patent CA-2259961-A1 (CA)
Inventor: VANCOTT THOMAS C
IPC: A61K39/39
Filed: 1997-07-10
Abstract: A novel vaccine composition combines a protein or peptide antigen, optionally added hydrophobic material and an immunopotentiating membranous carrier which together preserve the antigenic integrity of the protein or peptide epitopes while at the same time enhancing their immunogenicity. Administration of this composition to a subject provokes a protective immune response comprising secretory neutralizing antibodies present in various mucosal sites in the body. This vaccine and the process for using it is intended for use against pathogenic organisms, in particular those causing sexually transmitted diseases or mucosally transmitted diseases. Such organisms include bacteria and enveloped viruses, particularly HIV-1.
Patent CA-2262142-A1 (CA)
Title: Bale handler
Inventor: TODOSICHUK JAMES
IPC: A01D87/12
Filed: 1999-02-16
Abstract: A bale handler is arranged to mount on a bed of a pick up truck for handling large round bales. The bale handler includes a pair of frame members mounted spaced apart on the bed such that a fifth wheel hitch may be mounted therebetween. A cradle is mounted on a first end of the frame members wherein the cradle is arranged to support a bale thereon. A pick up assembly is pivotally mounted on a second end of the frame members. The pick up assembly is selectively separable from the frame members. A pair of pick up arms pivotally mounted spaced apart on the pick up assembly are arranged to extend rearwards to engage the bale. A pair of engaging members being arranged to penetrate opposing end of the bale are mounted on an outer end of the respective pick up arms for securing the bale to the pick up arms. A hydraulic cylinder controls pivotal motion of the pick up arms to engage and disengage the bale. An additional pair of hydraulic cylinders controls pivotal motion of the pick up assembly about the frame members for lifting a bale off the ground and onto the cradle.
Patent CA-2262370-A1 (CA)
Title: Countercurrent reaction vessel
Inventor: GUPTA RAMESH
IPC: C10G65/02
Filed: 1997-08-22
Abstract: A reaction vessel for processing liquid petroleum or chemical streams wherein the stream flows countercurrent to the flow of a treat gas, such as a hydrogen-containing gas, in at least one interaction zone (r1, r2, or r3). The reaction vessel contains vapor, optionally liquid, passageways (VB1-5) to bypass one or more packed beds, preferably catalyst beds (r1-3). This permits more stable and efficient vessel operation.
Patent CA-2269070-A1 (CA)
Inventor: ROBINSON THOMAS
IPC: C02F1/00
Filed: 1997-10-17
Abstract: La présente invention concerne une cartouche de substitution pour le traitement de l'eau conçue pour les cruches filtres à eau composées d'un logement en forme de verre (21A) contenant un milieu pour le traitement de l'eau (26A) et doté d'une membrane imperméable amovible (35A, 36A) qui recouvre aussi bien l'ouverture supérieure dudit logement que son ouverture de sortie (21A) située à sa base (21A). L'extérieur du logement (21A) possède une rainure hélicoïdale (37) formée sur une partie du col (38) à proximité de son bord, ainsi qu'un rebord périphérique (19A) au niveau de l'extrémité inférieure de la partie du col (38). Les membranes (35A et 36A) sont prévus pour retenir l'humidité à l'intérieur du milieu de traitement de l'eau se trouvant dans le logement (21A). Au moment de l'installation de la cartouche, les membranes (35A et 36A) sont retirées et la cartouche est vissée dans une ouverture respective de la base d'une trémie, la bride périphérique (19A) formant un joint étanche avec la structure de la trémie.
Patent CA-2269077-A1 (CA)
Title: Keratinocyte growth factor-2 products
Inventor: NARHI LINDA OWERS
IPC: C12N15/70
Filed: 1997-10-15
Abstract: The present invention concerns variants and chemical derivatives of keratinocyte growth factor-2 (KGF-2) protein. Also disclosed are nucleic acid molecules encoding such variants, as well as methods for using such variants and chemical derivatives to stimulate epithelial cell proliferation.
Patent CA-2275970-A1 (CA)
Inventor: RICHARDSON JOHN J
IPC: G06F9/48
Filed: 1998-01-07
Abstract: A method for improving the performance of a multi-user operating system includes the steps of providing a kernal mode memory region in which instantiations of kernal objects associated with each user may be stored. Storing instantiations of kernal objects reduces code contention for commonly used kernal objects while allowing the instantiation to retain kernal mode protections.
Patent CA-2276003-A1 (CA)
Inventor: PUNJA ZAMIR K
IPC: C12N5/04
Filed: 1999-06-22
Abstract: The present invention provides a method using in vitro tissue culture procedures to regenerate high frequency numbers of plantlets of North American ginseng (Panax quinquefolium L.) from mature leaf pieces and other explants. This method can be used for clonal propagation of the crop, especially of genetically superior lines. The method involves callus/tissue development, selection of embryogenic calli/tissue, propagation in a liquid suspension culture medium, plating and germination of embryos on semi-solid media, and development of plantlets. The plantlets may be acclimatized in soil and field planted.
Patent CA-2276751-A1 (CA)
Inventor: HALTER JAMES MATTHEW
IPC: H01H50/44
Filed: 1997-12-17
Abstract: An electromagnetic relay includes a base, an electromagnet block including a permanent magnet, a core, a bobbin, a winding about the core, and a pair of pole pieces extending perpendicularly from the core. The relay includes at least one magnet retention element formed on at least one of the pole pieces to retain the magnet in operative juxtaposition.
Patent CA-2276990-A1 (CA)
Inventor: ELLIOTT BRETT ANTHONY
IPC: F16L37/244
Filed: 1999-07-08
Abstract: Various connectors for vent-bags of the type employed mine ventilation systems are disclosed. In one form the connector comprises a male coupling ring having axially extending lugs and a female coupling ring having axially extending re-entrant slots or sockets adapted to receive said lugs such that the coupling rings can be connected and disconnected by relative angular rotation of not more than 45° - and preferably not more than 30° - after being axially aligned and juxtaposed. The lug and socket coupling is one form of primary coupling means disclosed. Also disclosed is the use of secondary coupling means whereby one coupling ring can be approximately aligned and supported from the other to facilitate the operation the primary coupling means.
Patent CA-2284044-A1 (CA)
Title: Organisation d'une memoire informatique
Inventor: SARFATI JEAN-CLAUDE
IPC: H04N7/173
Filed: 1997-04-25
Abstract: Dans un système informatique, les tampons d'une mémoire sont définis par un système de gestion de tampons. Une commande ''Set Buffers'' définit un numéro (NP) pour les pools de tampons, et pour chaque pool une taille de pool (PS) relative au nombre de tampons dans ce pool, et la taille (BS) de ces tampons. Le système de gestion des tampons est initialisé pour mémoriser les tailles des tampons et pour cumuler et mémoriser les tailles des pools. Pour solliciter un tampon, le système de gestion des tampons utilise l'information mémorisée pour déterminer l'adresse du début du tampon dans le pool désiré et le numéro des tampons. D'autre part, pour mettre à jour une mémoire flash paginée, une page (Pn) de la mémoire flash (4024) est copiée sous forme de page image dans une mémoire RAM (4022), et cette page image est mise à jour et réécrite dans une page différente de la mémoire flash. Une table (22) d'enregistrement principale permettant d'identifier les pages valides de la mémoire flash est installée dans une mémoire rémanente séparée (EEPROM 4026), et est mise à jour lorsqu'une page de mémoire flash a été mise à jour. La table d'enregistrement principale comporte une section (25) de détections d'erreur CRC et est copiée dans une table (23) d'enregistrement de sauvegarde immédiatement après avoir été mise à jour.
Patent CA-2284399-A1 (CA)
Title: Use of magnesium (mg2+) for the preparation of a therapeutic composition for transfection of a polynucleotide into a cell and compositions useful in gene therapy
Inventor: BRAUN SERGE
IPC: A61K48/00
Filed: 1999-09-29
Abstract: Described is the use of magnesium (Mg2+) for the preparation of a therapeutic composition for the introduction of a polynucleotide into a cell in vivo.
Patent CA-2285464-A1 (CA)
Inventor: KLAAS FRIEDRICH
IPC: B60G7/00
Filed: 1998-03-17
Abstract: The invention relates to a swing arm for moveably fitting wheels onto a support element, characterised in that it has at least two hollow arm parts (12, 14), hollow-moulded using the internal high pressure moulding method, optionally with variable cross-sections. One of said arm parts has a connecting projection which is inserted into and fixed in the end section of the other arm. The exterior diameter of the projection corresponds to the interior cross-section of the other arm part so that the arm part can be placed thereon.
Patent CA-2285807-A1 (CA)
Inventor: GREELEY ROBERT
IPC: B61B3/00
Filed: 1999-10-13
Abstract: A conveyor system includes as elongated track or rail and a number of trolleys used to store and/or convey various items therealong. In cross-section the rail is generally crescent shaped with a hollow interior, having an upwardly convex upper surface and an upwardly concave lower surface. The trolleys consist of an elongated trolley bar or support suspended on one or more trolley pendants which movably engage and travel along the rail.  The trolley pendants are generally U-shaped having a central bight or body to which the trolley bar is coupled, and two spaced apart anus which project from the bight. The arms of the trolley pendant are spaced from each other by a distance selected greater than the lateral width of the rail and define a throat portion therebetween. A bearing member is spaced towards the end of each arm, projecting inwardly towards each other part way into the throat. The bearing members are spaced from each other by a minimum distance which is selected less than the lateral extent of the rail, but greater than the maximum spacing in between the upper and lower rail surfaces.
Patent CA-2287012-A1 (CA)
Title: Add/drop filters and multiplexers fabricated from cladding mode couplers and fiber bragg gratings
Inventor: CRYAN COLM V
IPC: G02B6/28
Filed: 1999-10-20
Abstract: An optical fiber add/drop filter includes a first and second elongate photosensitive optical fiber, each optical fiber having opposed first and second ends and including a core and a cladding. The cladding of the first optical fiber is optically coupled to the cladding of the second optical fiber at a coupler. A first fiber Bragg grating is etched into a second end of the first fiber for converting light propagating in a first direction through either of the core of cladding of the first fiber into light propagating in an opposite direction through the other of said core and cladding of said second fiber. A second fiber Bragg grating is etched into a first end of the second fiber for converting light propagating in a first direction either of the core or cladding of the second fiber into light propagating in an opposite direction through the other of the core and cladding of the second fiber. The first and second fiber Bragg gratings are located to opposite sides of the coupler. The add/drop filter of the present invention may be cascaded to form an optical add/drop multiplexer.
Patent CA-2287823-A1 (CA)
Inventor: KUMAR MAHESH M
IPC: H04L12/56
Filed: 1999-10-22
Abstract: A system and method for high resolution access control for packetized information. A packet is received at a firewall. A rule corresponding to header information in the packet prescribes referring the packet to an access control proxy. The access control proxy analyzes the contents of the packet, and identifies a rule based upon the contents. The rule is implemented at the firewall.
Patent CA-2289061-A1 (CA)
Inventor: TROKHAN PAUL DENNIS
IPC: D21F11/00
Filed: 1998-04-29
Abstract: A papermaking belt comprised of a resinous polymer with improved elongation.  The papermaking belt of this invention is comprised of a reinforcing element and a resinous polymer wherein the resinous polymer exhibits improved elongation both at room temperature and elevated temperatures while maintaining creep resistance and without any undue loss of tensile strength. In addition to papermaking belts, the resinous polymer of this invention may also be used for other applications.
Patent CA-2289435-A1 (CA)
Inventor: HANSEN JENS-HENRIK BAK
IPC: C10G9/36
Filed: 1999-11-12
Abstract: Process for the improved desulphurization of a hydrocarbon stream being further steam reformed comprising steps of (a) splitting a stream from the steam reformed hydrocarbon, thus containing hydrogen; (b) optionally reducing the amount of water from the hydrogen containing split stream; (c) reinjecting the hydrogen containing split stream, optionally reduced in water in process step (b), to an ejector driven by the hydrocarbon feed stream as motive stream; and (d) admitting the hydrogen containing hydrocarbon admixture to the hydrogenation step.
Patent CA-2289458-A1 (CA)
Title: Colloidally stabilized butadiene emulsions
Inventor: FREIDZON YAKOV S
IPC: C08F236/04
Filed: 1998-05-15
Abstract: In one aspect, a stabilized emulsion polymer comprises an aliphatic conjugated diene monomer; a monomer selected from the group consisting of a non-aromatic unsaturated mono- or dicarboxylic ester monomer, an unsaturated aromatic monomer, a nitrogen-containing monomer, and mixtures thereof; a protective colloid; and a surfactant which has ethylenic unsaturation. As a result, the surfactant is polymerized with the monomer and is incorporated into the backbone of the emulsion polymer. In another aspect, the stabilized emulsion polymer includes an oxyalkylene functional monomer selected from the group consisting of formulas (1), (2), monoesters of mono- and dicarboxylic acids, diesters of dicarboxylic acids, and mixtures thereof; wherein R is selected from the group consisting of hydrogen and C1-C4 alkyl; R' is selected from the group consisting of hydrogen and C1-C4 alkyl; R" is selected from the group consisting of hydrogen and C1-C4 alkyl; and n is an integer ranging from 1 to 30. The oxyalkylene functional monomer reacts with the monomer and thus becomes incorporated into the backbone of the emulsion polymer.
Patent CA-2289607-A1 (CA)
Inventor: BRATTON GRAHAM JOHN
IPC: H01M8/10
Filed: 1998-05-14
Abstract: An electrochemical reactor such as a fuel cell has a zeolite membrane (7) separating the anode (4) and cathode (5) compartments which allows the passage of ions through the membrane to carry an electric current, but prevents the passage of fuel molecules etc. through the membrane which might poison the catalyst used in the fuel cell. It is useful in methanol fuel cells using a basic electrolyte such as a carbonate salt and there can be a second zeolite membrane which prevents escape of methanol into the atmosphere which enables the fuel cell to operate at higher temperatures and hence be more efficient.
Patent CA-2290430-A1 (CA)
Title: Method and compositions for decorating glass
Inventor: HU MING
IPC: C09D11/10
Filed: 1998-05-22
Abstract: A method for decorating a vitreous article, in particular, a glass substrate, comprising applying to the glass in a predetermined design a radiation curable ink composition which is (i) operable when cured to bond to glass, and (ii) strippable from the glass upon exposure to alkali, and curing the ink on the glass by exposing it to the radiation by which is is curable, thereby bonding the ink to the glass; and related compositions; as well as a method for stripping the decorative indicia from glass upon exposure to alkali, and the related compositions.
Patent CA-2291449-A1 (CA)
Title: Modification in vivo de galactomannane de guar par expression d'arn antisens d'uridine diphosphogalactose epimerase
Inventor: BRUNSTEDT JANNE
IPC: C12N9/90
Filed: 1998-05-27
Abstract: L'invention porte sur un procédé de modification in vivo, lequel procédé permet d'influer sur le rapport mannose - galactose d'un organisme (ou d'une partie d'organisme) capable de produire un composé contenant un mannose/galactose ou d'un composé de cet organisme contenant un mannose/galactose. Le procédé de modification in vivo consiste à exprimer une séquence nucléotidique influant sur, (a), le rapport mannose - galactose de composants mannose et galactose d'un composé contenant un mannose/galactose et/ou, (b), le rapport mannose - galactose de précurseurs de mannose et de galactose d'un composé contenant un mannose/galactose. La séquence nucléotidique précitée est antisens à l'égard d'au moins une partie du gène pour l'uridine diphosphogalactose épimérase.