baber/WOPTO huggingface dataset:
Patent CA-2203930-A1 (CA)
Title: Wheel with rim with outwardly inclined seats
Inventor: MUHLHOFF OLIVIER
IPC: B60B21/00
Filed: 1997-04-28
Abstract: The wheel rim has first (13') and second (13") outwardly-inclined seating surfaces, a disc (2), and a transverse inner surface (11) between the two seating surfaces. Each seating surface has a tyre-retaining projection (15') along its outer edge. The inner surface (11) has a series of projections (31) and recesses (30) and an inner positioning collar (16). The projections (31) can be in the shape of circumferential and transverse or quasi-transverse ribs which form hollows (30) of various volumes. The rim is preferably made from low density materials, such as aluminium, magnesium and their alloys, or from thermoplastic or thermo-setting materials, with or without fillers.
Patent CA-2204688-A1 (CA)
Inventor: MIDDENDORF MICHAEL J
IPC: B01F15/00
Filed: 1997-05-07
Abstract: A conical mixer for mixing and processing materials comprises a mixing chamber, an orbit arm positioned within the chamber for rotating therearound and a mixing screw coupled to the end of the orbit arm for rotation simultaneous with the rotation of the orbit arm. A driver for rotating the mixing screw is coupled to an orbit arm assembly which includes a first drive gear coupled to the driver and a first mixing screw shaft with a first driven gear which cooperates with the first drive gear to rotate the first mixing mixing screw shaft. A second drive gear is positioned at the end of the first mixing screw shaft and cooperates with a second driven gear which is, in turn, coupled to a second mixing screw shaft.          Each of the driven gears includes a plastic gear portion to engage the respective drive gear in a generally lubricant free engagement for reducing the amount lubricant exposed to the mixing space of the chamber. The first and second mixing screw shafts are supported by a plurality of bearings. The bearings include solid lubricant therein which is generally solidly contained in the bearing during operation of the orbit arm for preventing exposure to the inside of the mixer. Thereby contamination of the mixing space and maintenance of the mixer is reduced.
Patent CA-2204722-A1 (CA)
Title: Agc circuit for a digital receiver
Inventor: MUTZABAUGH DENNIS M
IPC: H04L27/02
Filed: 1995-10-26
Abstract: An AGC circuit for a digital receiver that receives a digital television signal or the like, including a pilot, and formatted in a plurality of repetitive data segments, each data segment comprising a fixed number of multilevel symbols occurring at a constant symbol rate. The multilevel symbols are converted to corresponding digital values and the pilot (represented by a DC offset) is removed from the digital values. Every fourth symbol is sampled and the samples are accumulated and divided to derive an average symbol value.  The average symbol value is compared with a reference average symbol value and the result of the comparison is an AGC potential that controls the tuner and IF gains. A cable/terrestrial input alters the sampling for cable signals to compensate for high level sweep testing in cable systems.
Patent CA-2205736-A1 (CA)
Inventor: GROLL WERNER
IPC: A61C8/00
Filed: 1997-05-20
Abstract: A prosthetic mounting post made from metal for securing to the enossal part of a dental transplant is capable of being adapted to the natural shape of the individual teeth, inasmuch as it ends on the occlusal side in a truncated cone produced by removal of material from a paraboloid of revolution. The truncated cone has in cross-section a semi-elliptical base plane on the labial side and a paraboloid base plane on the lingual side.
Patent CA-2206282-A1 (CA)
Inventor: KARRA VIJIA KUMAR
IPC: B02C2/04
Filed: 1997-05-27
Abstract: A conical crusher having a rigidly supported outer frustoconically shaped crushing member and an inner conical crushing member supported on a wobble mechanism which  is  in turn supported by  air bellows.   The air pressure in the air bellows is regulated to adjust the spacing between the inner and outer crushing members, and therefore the particle size of the crushed material.  The inner and outer crushing members are readily replaceable.
Patent CA-2207910-A1 (CA)
Title: Process for preparing polyethylene
Inventor: AHVENAINEN ANTERO
IPC: C08F10/02
Filed: 1995-12-08
Abstract: A process for producing polyethylene compositions in the presence of polymerizing catalytic system of ethylene catalyst and cocatalyst in a multistage reaction sequence consisting of successive liquid phase and gas phase polymerizations. The process comprises at least one continuous reaction sequence, in which in the first step ethylene and optionally hydrogen and comonomer are polymerized in a loop reactor in a low boiling hydrocarbon medium in the presence of ethylene polymerizing catalyst and cocatalyst, the residence time and reaction temperature being such that the proportion of the ethylene polymer produced in the reactor from the end product of the process is between 1-20 wt.%, the reaction mixture removed from the step is transferred to second step where polymerization is continued in a loop reactor by adding ethylene, hydrogen and optionally inert hydrocarbon, comonomers and cocatalysts, the residence time being at least 10 minutes, the reaction mixture is removed from the loop reactor, at least an essential part of the reaction medium is removed and the polymer transferred to a third step where polymerizing is carried out in a gas phase reactor in the presence of added ethylene and optionally hydrogen, comonomers and cocatalysts.
Patent CA-2211821-A1 (CA)
Title: Swing system for a surface mining shovel
Inventor: MEISNER CHARLES J
IPC: H02K41/02
Filed: 1997-07-28
Abstract: A swing drive system for a surface mining shovel comprising an alternating current motor having a plurality of distributed rotor coils mounted on the lower body and a plurality of distributed stator coils connected to a power supply and mounted on the upper frame.  Operation of the motor causes the upper body to rotate or swing relative to the stationary lower body.  The rotatable upper frame and thereby the stator coils are movably supported on a circular track forming part of the lower stationary body by means of rollers positioned between the upper frame and the lower body.  The upper frame may have a circular track facing the lower track and the rollers then roll on the lower circular track in engagement with both the upper and lower circular tracks to rotatably support the upper frame on the lower body.  The rotor coils are preferably positioned between the rollers and the stator coils.  The motor is supplied with three phase A.C. power from an inverter such that the frequency of the power to the motor can be adjusted to control the speed of the motor.          The motor and thereby the swing of the rotatable upper frame can be stopped by controlling the inverter to change the sequence of two of the three phases of the power supplied by the inverter.
Patent CA-2213728-A1 (CA)
Title: Process for preparing chilled beverage products containing milk and a food acid
Inventor: YANG DAVID KEE
IPC: A23L2/38
Filed: 1996-02-20
Abstract: Chilled or shelf stable beverage products which are physically stable, visually opaque and do not precipitate over time are disclosed. These products contain from about 5 to about 99.8 % milk, from about 0.05 to about 0.8 % of a food stabilizer and a food acid. The first step of the process involves mixing milk with a food stabilizer under high shear mixing conditions to form protein/stabilizer particles having a median particle size of less than about 0.8 microns. Then, while still maintaining the particle size of the protein/stabilizer particles at less than about 0.8 microns, the protein/stabilizer mixture is acidified to a pH ranging from about 3.2 to about 4.5. In order to maintain the requisite particle size of the protein/stabilizer particles during the acidification step, the protein/stabilizer mixture is maintained under high shear mixing conditions at a temperature ranging from about 4 to about 30 ~C.
Patent CA-2214548-A1 (CA)
Title: Process for manufacturing a flavouring agent for a beverage
Inventor: VIKAS MARTIN
IPC: A23L9/20
Filed: 1997-09-19
Abstract: A process is provided herein for manufacturing a flavouring agent for beverages, in particular, for coffee or tea. The process comprises firstly, carrying out a series of preliminary steps. The first preliminary step includes mixing milk fat with skimmed milk to obtain a milk and fat mixture.      The next preliminary step includes heating the mixture to a temperature of from 50°C to 100°C to obtain a heated mixture.      The next preliminary step includes homogenizing the heated mixture under intensive conditions to obtain an homogenized milk base. The final preliminary step includes subjecting the homogenized milk base to evaporation to concentrate the milk base to obtain a concentrated milk base. The process then comprises carrying out further steps. The first further step includes homogenizing the concentrated milk base to reduce fat globule size to obtain a homogenized concentrated milk base.      The next further step includes cooling the homogenized concentrated milk base to a temperature of less than 10°C to obtain a cooled concentrated milk base. The next further step includes adding substances to the cooled milk base, to provide a composition. In such composition, the added substances include a stabilizing salt selected from the group consisting of phosphate and citrate salts, sucrose in a dry form and a flavouring agent substance. This provides a flavourant composition wherein, by weight based capon flavourant composition weight, the stabilizing salt is in an amount of from 0.05% to 0.35% and wherein, by weight based upon flavourant composition dry matter weight, the sucrose is in an amount of 5% to 40%. The next further step includes heating the flavourant composition to a temperature of from 50°C to 90°C thereby to obtain a heated composition for sterilization.      The next further step includes UHT-heating the heated composition to sterilize the composition to obtain a sterilized composition. The next further step includes aseptically homogenising the sterilized composition. The final further step includes aseptically filling a package with the homogenized, sterilized composition.
Patent CA-2214625-A1 (CA)
Inventor: WOLF ELMAR
IPC: C08G18/32
Filed: 1997-09-05
Abstract: Polyamines containing an ester group and an amide group having the following formula:                          (see fig.I) (where R and R" are a divalent linear, branched or cyclic hydrocarbon radical of 4 to 18 carbon atoms: R' is an alkyl radical of 1 to 14 carbon atoms, X is NH or NR''', and R''' is an alkyl radical of 1 to 14 carbon atoms) are useful as a component of a two-pack polyurethane adhesive.
Patent CA-2216021-A1 (CA)
Title: High resolution brain stimulation lead and method of use
Inventor: KNUTH HENRICUS M
IPC: A61M21/02
Filed: 1997-09-22
Abstract: A brain stimulation lead for precise delivery of electrical stimuli to a small dense brain target, and method of positioning such lead optimally in the patient's brain, is provided. The lead has a distal end portion which is substantially tubular or cylindrical along a longitudinal axis, and has a plurality of electrodes characterized by a diagonal geometry, permitting a greater number of electrodes to be provided within a very small lineal distance, e.g. 10 mm or even 5 mm. In a preferred embodiment, three ring electrodes are positioned on the distal end portion, each at a common angle of about 45 degrees and each extending only about 180 degrees around the lead body. The ring segment electrodes are about 0.5 mm in axial length, and have a separation of about 0.5 mm. The lead also has a tip electrode with a substantially spherical distal edge, and a proximal diagonal edge having the same angle as the ring segment electrodes. The diagonal ring geometry permits fine adjustment of the electrode assembly with respect to the target by simply rotating the lead about its axis, thereby facilitating an optimal electrode placement for precise stimulation of the target.
Patent CA-2217340-A1 (CA)
Inventor: SIERS GOEFFREY L
IPC: B64C9/20
Filed: 1997-10-03
Abstract: A slotted cruise trailing edge flap (16) having a single-slotted configuration during cruise, and a double-slotted configuration during takeoff and landing is disclosed. The slotted cruise trailing edge flap (16) includes a flap assembly (18) positioned along the trailing edge of an aircraft wing (30). The flap assembly (18) includes a vane element (22) and a main element (24) mounted in a fixed relation to one another that defines a slot (25) therebetween. The slotted cruise trailing edge flap also includes an extension assembly (20) that includes a support structure (23) from which the flap assembly (18) is translatably connected via a track (44) and carriage (46) arrangement. The flap assembly (18) is rotatably connected to the support structure (23) using a cam follower (52) and cam slot (50). An actuation mechanism (28) including a rotary actuator (56) moves the flap assembly (18) relative to the support structure (23). In a stowed position, the vane element (22) preferably nests into the wing (30) such that the slot (25) remains available to direct airflow from the wing lower surface to the wing upper surface. In an extended position, the vane and main elements (22), (24) form a double-slotted arrangement created by the flap assembly translating rearward and rotating downward relative to the wing (30).
Patent CA-2217935-A1 (CA)
Title: Printing black and white reproducible colored text documents
Inventor: HARRINGTON STEVEN J
IPC: H04N1/60
Filed: 1997-10-10
Abstract: A document containing colored text is reproduced in a way to preserve the color intent if the reproduced document is copied on a black-and-white device.  For small text, the fact that it is colored, is conveyed by reproducing it bold, and for medium size text, by reproducing it outlined.  For large text, both the fact that it is colored and the color used can be conveyed by filling the interior of the characters with patterns that correspond directly to the color.
Patent CA-2218986-A1 (CA)
Title: Securing device for intercranial infusion port with filter and catheter
Inventor: BAUDINO MICHAEL D
IPC: A61M1/00
Filed: 1996-04-15
Abstract: A burr hole ring with a catheter for use as an injection port comprises a modified burr hole ring adapted to engage the skull at a burr hole drilled therein. The interior of the burr hole ring defines a fluid reservoir that may be accessed by a needle or stylet inserted through a septum positioned over the top of the burr hole ring. The reservoir is in fluid communication with the central lumen of a catheter. The assembly comprises a fluid flow path suitable for the transfer of fluids to or from selected location at, near or within the brain. A filter layer may be provided to prevent contamination of the drug infusion site.
Patent CA-2219674-A1 (CA)
Title: Anti-seize thread compound
Inventor: OLDIGES DONALD A
IPC: C10M177/00
Filed: 1996-04-30
Abstract: The present invention discloses the use of nonmetallic, finely divided polymeric or natural fibers in anti-seize thread compound formulations for use on rotary shouldered, oilfield tubular good or tapered threaded connections.  The addition of such fibers into formulas that do not contain metallic powders or flakes (typically utilized to provide the anti-galling properties) provides a measurable improvement in the galling and seize resistance properties.  Therefore, the incorporation of such fibers provides a film strength improvement in environmentally responsible thread compound compositions, which previously would not provide the level of galling resistance to perform in severe applications such as oilfield directional or geothermal drilling.
Patent CA-2221878-A1 (CA)
Inventor: DECARLO RANDY
IPC: E04F19/04
Filed: 1998-02-02
Abstract: A process to install decorative mouldings, (example: plaster or cement cornice). Where the moulding is attached to the material to be used for the finished wall or ceiling, in the workshop or factory, instead of on the job or construction site.
Patent CA-2222443-A1 (CA)
Inventor: STOKES TY JACKSON
IPC: D04H1/54
Filed: 1996-06-26
Abstract: Nonwoven fabrics having a desirable level of bulk, elasticity and low permanent set are produced by creasing a precursor web and heat setting the creases. Such webs may have varying basis weights and compositions depending on the intended end use. Applications disclosed include components for personal care products such as disposable diapers and feminine hygiene products, for example, as well as garment applications such as training pants, surgical gowns and the like. Also, absorbent products such as wipers are disclosed. Methods for forming the creased nonwoven fabric are disclosed using interdigitated rolls for creasing in the machine direction or in the cross-machine direction.
Patent CA-2224203-A1 (CA)
Title: A method for improving the properties of a flour dough, a flour dough improving composition and improved food products
Inventor: POULSEN CHARLOTTE HORSMANS
IPC: A23L7/104
Filed: 1996-06-04
Abstract: A method of improving the rheological properties of a flour dough and the quality of the finished product made from such a dough, comprising adding an effective amount of an oxidoreductase capable of oxidizing maltose, in particular a hexose oxidase, e.g. isolated from an algal species such as Iridophycus flaccidum, Chondrus crispus or Euthora cristata and a dough improving composition comprising the oxidoreductase.
Patent CA-2225283-A1 (CA)
Title: Solid oral diagnostic test meal and methods of use thereof
Inventor: WOLEVER THOMAS M S
IPC: A23L33/00
Filed: 1996-06-28
Abstract: A solid oral diagnostic test meal is provided that contains a carbohydrate source that provides a medically controlled quantity of available carbohydrate when the meal is ingested by a vertebrate subject. In addition, methods and kits are provided for using the diagnostic test meal to monitor postprandial glucose and insulin levels, to diagnose disorders of carbohydrate metabolism, to manage subjects being treated with antidiabetic agents and to self-diagnose diabetes and self-manage diet and antidiabetic drug dosage.
Patent CA-2225741-A1 (CA)
Title: Ionophore antibiotic formulations
Inventor: AGNEW KIM EWING MELVILLE
IPC: A61K47/34
Filed: 1996-07-04
Abstract: An aqueous base suspension concentrate or use of ionophore antibiotic(s) capable of aqueous dilution (if desired) and capable (with or without such aqueous dilution) of being orally administered to an animal (e.g. by drenching) to prevent or treat conditions treatable by an ionophore antibiotic such as monensin (e.g. bloat, coccidiosis, et al), said concentrate comprising: (I) at least one ionophore antibiotic in (II) an aqueous system containing: (i) optionally a wetting and/or surfactant agent, (ii) optionally, an antifreeze agent or agents in which the ionophore antibiotic or antibiotics is or are no more than sparingly soluble (preferably organic, e.g. a glycol), (iii) a suspension agent (optionally Xanthan gum), (iv) optionally an antifoam agent or system (optionally a Simethicone and particulate carrier system), (v) optionally a preservative, (vi) optionally a de-battering agent, (vii) optionally a pH buffering system, and (viii) water, wherein (iii) is Xanthan gum or at least two of (i), (ii) and (iii) are present in (II).
Patent CA-2226742-A1 (CA)
Title: Power line telephone communications system having on hook digital voiceband messaging
Inventor: HOUVIG FELIX
IPC: H04M1/71
Filed: 1996-06-27
Abstract: A power line telephone communications system having an ON HOOK digital voiceband messaging feature by which selected information contained in an incoming call to a telephone is received prior to the telephone being lifted off its hook.  The incoming ring signals, ON HOOK  digital voiceband messaging and information signals are conducted by a base unit to the power line for transmission to an extension unit to which a telephone is connected.
Patent CA-2233397-A1 (CA)
Title: Shuttle mechanism for twin tower air dryer system
Inventor: TRAPP SCOTT M
IPC: B01D53/26
Filed: 1998-03-26
Abstract: A shuttle valve mechanism for a twin tower, desiccant containing compressed air cleaning and drying system housed within a rectangular cover member attachable over desiccant containing chambers to form a closure thereover with a slide valve chamber therein containing a reciprocal valve member with passageways interconnecting the two ends of the slide valve chamber with the two desiccant containing chambers.  The reciprocal valve member is provided with an aperture to permit a purge percentage of the air dried in one chamber to be admitted into the other chamber to effect a purge cycle whereby the purge percentage will remove moisture from the desiccant.
Patent CA-2234158-A1 (CA)
Inventor: HO BOW
IPC: A61K38/50
Filed: 1996-10-08
Abstract: The invention provides novel therapies for the treatment of H. pylori infections, as well as pharmaceutical formulations for use in such methods.
Patent CA-2235175-A1 (CA)
Title: Olefin polymerization process and catalyst system therfor
Inventor: ZAHALKA HAYDER A
IPC: C08F10/00
Filed: 1998-04-17
Abstract: An olefin monomer polymerization catalyst system is described. The catalyst system comprises: (i) a vanadium catalyst having the formula:      wherein: R1, R2, R3 and R4 are the same or different and each is selected from a halogen and -(NR5R6), R5 and R6 are the same or different and each is selected from the group comprising an alkyl group, an aryl group, an alkenyl group, a cycloalkyl group and a silicon-containing hydrocarbyl group, and R1 and R2 may be combined to form a cyclic moiety, with the proviso that at least one of R1, R2, R3 and R4 is -(NR5R6), or the formula:      wherein:   R1, R2 and R3 are as defined above, with the proviso that at least one of R1, and R3 is -(NR5R6); (ii) an organoaluminum cocatalyst; and (iii) a catalyst activator having the formula:        M(R7)n wherein M is a metal selected from Group 2 and Group 12 of the Periodic Table, R7 is a C1-C12 alkyl group and n is a number equal to the valence of M. At least one of the vanadium catalyst and organoaluminum cocatalyst contains a halogen moiety. A process for polymerizing an olefin using the catalyst system is also described.
Patent CA-2235699-A1 (CA)
Inventor: SAUER BARBARA OAKLEY
IPC: A61F13/64
Filed: 1996-10-24
Abstract: Disclosed is a distinctive absorbent article which includes a pair of fastening means which are located along the longitudinal side portions of the absorbent article. The fastening means (36, 38) are configured to releasably connect the rear portion (24) of the absorbent article to the front portion (22) of the absorbent article to encircle the waist of the wearer and create a waist opening. At least one of the fastening means includes a primary fastener (42) and a secondary fastener. The primary fastener (42) is configured to releasably connect the rear portion (24) of the absorbent article with the front portion (22) of the absorbent article in a close conforming fit about a waist of a wearer when in use. The secondary fastener (44) is configured to allow the waist opening (40) of the article to expand while still maintaining the rear portion (24) of the absorbent article releasably connected to the front portion (22) of the absorbent article after the primary fastener (42) has been disengaged such that the absorbent article can be pulled up or down over the wearer's hips.
Patent CA-2235742-A1 (CA)
Title: Collapsible catheter
Inventor: HAKKI A-HAMID
IPC: A61F2/958
Filed: 1996-08-30
Abstract: A collapsible catheter is provided for irrigation or aspiration of the urinary bladder with fluid. The catheter consists of a pair of telescoping collapsible hollow elastomeric tubes (12, 13) which form an opening at the proximal end. A  drainage opening (16) is provided at the distal end. The catheter is stiffened by inserting fluid between the tubes through a valve (14). A balloon (15) is provided to hold the catheter in place in a patient.