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| Number | Title | Issue Date |
| 6143749 | Heterocyclic substituted cyclopentane compounds The present invention provides new heterocyclic substituted cyclopentane compounds that are useful in inhibiting adenosine kinase. The present invention also provides pharmaceutical compositions containing such compounds and methods of using such compound... | 11/07/2000 |
| 6030969 | 5,6,7-trisubstituted-4-aminopyrido[2,3-D] pyrimidine compounds A compound having the formula ##STR1## wherein R1, R2, R3, R4 and R5 are defined, a method for inhibiting adenosine kinase by administering a compound thereof, a pharmaceutical composition compri... | 02/29/2000 |
| 5736405 | Monitoring boiler internal treatment with fluorescent-tagged polymers A method for the determination of the concentration of additives in boiler water systems, by which polymeric additives are utilized to monitor and treat boiler water systems.... | 04/07/1998 |
| 5490904 | Strength resins for paper There is provided a strength resin polymer for papermaking that has pendant alpha-hydroxy acetal substituents to (N-alkyl)(C1-2 alkyl)acrylamide mer units. There also is provided a process for preparation of such resin polymer by adduction of a... | 02/13/1996 |
| 5401810 | Strength resins for paper There is provided a strength resin polymer for papermaking that has pendant alpha-hydroxy acetal substituents to (N-alkyl)(C1-2 alkyl)acrylamide mer units. There also is provided a process for preparation of such resin polymer by adduction of a... | 03/28/1995 |
| 5330581 | Use of caustic and surfactant as a cleaner for recycled plastic A method for cleaning plastic objects, especially for recycling, whereby liquid surfactant and liquid caustic are added as separate feed streams to water to create a cleaning solution. The concentrations of surfactant and caustic in the cleaning solution ... | 07/19/1994 |
| 4916762 | Positive shut-off, metered water control system for flush tanks A device for metering the flow of water into the tank and bowl of a toilet and providing a positive shut-off of the flow. When the toilet handle is turned, a linkage rotates a cam to force the stopper from its seat thereby commencing water flow. Water flo... | 04/17/1990 |
| 4864809 | Machine for working grass, hay or other crops on the field The invention relates to a machine for working grass, hay or other crops on the field, provided with two rake members which are drivable about upwardly directed axes of rotation. During operation, the distance between the rake members can be changed by co... | 09/12/1989 |
| 4860527 | Mowing machine A mowing machine comprising at least three mower members which are arranged rotatably about substantially vertical axes on a supporting beam containing drive means. The drive means includes a rotating torsion shaft which is driven at both ends thereof and... | 08/29/1989 |
| 4841846 | Pneumatic actuators with liquid seals for oil and gas well swabs Apparatus and method for maintaining viscous liquid sealing substances such a grease adjacent and in contact with seals utilized in pneumatic cylinder-and-piston actuators for oil and gas well swabs, the structure including a piston member which is slidea... | 06/27/1989 |
| 4842202 | Spreader A spreader for granular and/or powdery material such as fertilizer comprises a hopper having two delivery parts. Distribution members are provided under the delivery parts for broadcasting material fed to them from the hopper. The distribution members are... | 06/27/1989 |
| 4836456 | Agricultural spreader having multiple distribution members broadcasting material simultaneously to generally the same area A spreader comprises four spreader members which, in operation, all spread material over substantially the same sector at the same time. The two central spreader members are lower than the two outer spreader members to avoid collisions between particles e... | 06/06/1989 |
| 4834296 | Device for spreading granular and/or powdery material A spreader has a hopper the lower region of which comprises a wall portion which coincides in part with a sphere and contains outlet ports for material to pass at an inclined angle from the hopper to a rotating distribution member. The free aperture of ea... | 05/30/1989 |
| 4831227 | Microwave ovens and methods of cooking food A microwave oven has a magnetron for delivering microwave power to the oven cavity, and a fan (36) and electrical resistance heating element (38) for recirculating hot air through the cavity. The oven cooks cakes by subjecting the cakes to a first cooking... | 05/16/1989 |
| 4827704 | Mowing machine A cutting unit for a mowing machine which is driven by means of beveled gears contained in a drive housing. The cutting unit, which includes a rotatable disc mounting pivotal cutting blades is resiliently attached to the units' upwardly extending drive sh... | 05/09/1989 |
| 4827703 | Mowing machine A mowing machine that extends laterally from a tractor and is an assembly of carrier parts, supporting and spacer housings, held together by one or two tensile bars. If there is only one tensile bar, it is received through the carrier parts at about the s... | 05/09/1989 |
| 4817553 | Crawfish harvesting boat A multipurpose flat bottom boat for harvesting crawfish. The boat includes a deck on each end with an open-spaced hull between the decks. The boat is propelled by rotatable wheels engaging the bottom of a body of water which may have a propelling units on... | 04/04/1989 |
| 4812317 | Transparent wine bottle closure and cork An outer capsule on a transparent, glass bottle of wine that has been sealed with a cork, the capsule being of a clear, see-through material such as clear, transparent plastic, in position where after being sealably engaged around the exterior neck of the... | 03/14/1989 |
| 4809378 | Decatizing method and apparatus The initial moisture content of textile material to be decatized and fixed is controlled by a feedback-type regulator circuit which is responsive to measured values of the water content of vapor clouds produced as the material emerges from its passage aro... | 03/07/1989 |
| 4805557 | Method of and an implement for milking an animal A mechanism that automatically attaches teat cups to a cow's teats including four telescopically extensible members which each carry a teat cup via a teat cup support which resiliently supports its corresponding teat cup in an upright position. Each exten... | 02/21/1989 |
| 4805559 | Implement for milking animals An implement for milking an animal, such as a cow, that provides for sensor guided, automated attachment of teat cups to the teats of the animal's udder. Following attachment to the udder the teat cups are released from the attachment member and remain co... | 02/21/1989 |
| 4800871 | Muscle relaxing device Device for water therapy and exercise that allows the human body to float in an essentially vertical position suspended along a line of the chin, jaw and lower rear cranium just above the nape of the neck without constricting wearer's throat. The device i... | 01/31/1989 |
| 4796417 | Balers A baler comprises two winding spaces disposed side-by-side. In use, a pick-up device picks up crop from a swath and feeds it to one of the spaces. A pivotable wall portion comprising powered rollers initiates winding of a bale and pivots upwardly about an... | 01/10/1989 |
| 4794219 | Microwave ovens and methods of cooking food A microwave oven having a cavity for receiving a food item to be cooked, a magnetron for delivering microwave power to the cavity, and a forced hot air system including a fan and an electrical resistance heating element which are disposed in a compartment... | 12/27/1988 |
| 4791996 | Agricultural tractor with lightweight frame and front and rear wheels forming substantially continuous wheel path A tractor having a high power-to-weight ratio (power 100 kw, weight 3500 kg) is obtained by using light-weight components (e.g., made from synthetic resin) for the cab, and by making the wheels smaller than is usual, i.e., with a diameter of 1.3 meters, a... | 12/20/1988 |
| 4782941 | Cleaning receptacle for spectacles For intensive cleaning of both lenses and frames of glasses, a cleaning vessel is provided having a cover which sealingly contains a cleaning fluid for receiving the glasses. A holder provided in the vessel for retaining different lengths of spectacles so... | 11/08/1988 |
| 4778013 | Plow with adjustable moldboard A frame beam supports a plurality of plow bodies, the front plow body of which has a one-piece moldboard and is pivotable about an upwardly extending axis. Part of the moldboards of each of the following plow bodies is pivotable about an upwardly extendin... | 10/18/1988 |
| 4776186 | Decatizing apparatus In the decatizing apparatus of the present invention the fabric to be treated is fed around a rotatable, heated cylinder between a backing cloth and a tension thrust belt. The presence of the backing cloth between the surface of the cylinder and the fabri... | 10/11/1988 |
| 4776157 | Machine for working grass, hay or other crops on the field The invention relates to a machine for working grass, hay or other crops on the field, provided with two rake members which are drivable about upwardly directed axes of rotation. During operation, the distance between the rake members can be changed by co... | 10/11/1988 |
| 4775013 | Soil tilling machine A soil tilling machine comprising subsoil tilling members, known as subsoilers, which are drivable via a tractor's PTO around inclined upwardly directed axes. The subsoilers are each primarily constituted by a fowardly and downwardly inclined extending sh... | 10/04/1988 |
| 4765637 | Agricultural tractor Agricultural implements are adapted to be concurrently mounted to a three point lifting device of a tractor. Each implement is provided with three connecting elements, each with forked ends. The forked ends of one of the implements have tines separated a ... | 08/23/1988 |
| 4749382 | Stable oil dispersible metal salt solutions An oil-dispersible, water-based fuel additive is disclosed. The fuel additive comprises a metal salt solution, selected from the group comprising, an alkaline-earth metal salt from the II-A group of the periodic table of the elements, a transition-metal s... | 06/07/1988 |
| 4657946 | Paper sizing method and emulsion Cationically charged water soluble vinyl addition polymers and condensation polymers provide improved emulsification of alkenyl succinic anhydride sizing agents. Sized paper products prepared from alkenyl succinic anhydride emulsions made with the polymer... | 04/14/1987 |
| 4606773 | Emulsification of alkenyl succinic anhydride sizing agents Emulsion of alkenyl succinic anhydride sizing agents are prepared using a cationic water-soluble polymer and a cationic starch as an emulsifier.... | 08/19/1986 |
| 4604431 | Chemical modification of (meth)acrylic acid homopolymers and alkyl (meth)acrylate polymers in aqueous systems with amino sulfonic acids The invention comprises a method of preparing copolymers of acrylamido sulfonic acids which comprises converting to acrylamido sulfonic groups at least 5 mole % of the acrylic acid or methacrylic acid groups in a polymer which contains at least 5 mole % o... | 08/05/1986 |
| 4563199 | Paint spray booth emissions control process A method for continuously removing volatile organic paint carriers from paint spray booths is disclosed. By the process described, an oil-in-water emulsion is used to contact oversprayed paint in the paint spray booth. The emulsion is then broken and the ... | 01/07/1986 |
| 4554026 | Aqueous hydrotrope solutions for paint detackifiers Aqueous hydrotrope solutions are useful as detackification aids for oversprayed paint solids.... | 11/19/1985 |
| 4552804 | Prevention of silica migration in thermal insulation with water-soluble salts of inorganic oxygen-containing acids or acidic gases In a process of manufacturing discrete, ceramic fiber insulation products, the steps of: (a) providing an alkali-stabilized water suspension of colloidal silica; (b) incorporating a water-soluble salt of an inorganic oxygen-containing acid in said suspension t... | 11/12/1985 |
| 4547540 | Corrosion protection in cooling water systems A composition and method for inhibiting ferrous metal corrosion in aqueous systems consisting essentially of (A) a copolymer of styrene sulfonic acid and maleic anhydride or maleic acid, and (B), water-soluble salts of said copolymer; and (C) a blend of t... | 10/15/1985 |
| 4544472 | Electrode coating and coated electrodes Coating for carbon electrodes used as anodes in the electrolysis of aluminum are disclosed. The coatings are aqueous and contain zinc chloride and powdered alumina.... | 10/01/1985 |
