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Patent # Description
US-4,497,798 Appetite suppressant
A palatable liquid dispersed potassium compound dissolution for human oral ingestion to physiologically induce an appetite suppressive response being for use...
US-4,497,797 .beta.-Galactosidase inhibitor GT-2558 and its derivatives
.beta.-Galactosidase inhibitors GT-2558, GT-2558-A, and GT-2558-B produced by a strain Streptomyces lydicus PA-5726, and their derivatives, acetyl-GT-2558-A and...
US-4,497,796 Gene transfer in intact mammals
Methods and compositions are provided for gene transfer to intact mammals with expression of the exogenous genetic material in the host. Mammalian host cells...
US-4,497,795 Method of regulating appetite and efficiency of food utilization employing interferon
The appetite of a warm-blooded vertebrate can be regulated by administering to the vertebrate a biological active fraction of interferon in an amount effective...
US-4,497,794 Erythromycin/benzoyl peroxide composition for the treatment of acne
Process and composition for the topical treatment of acne which comprises as ingredients a peroxide of an organic acid and an erythromycin compound selected from...
US-4,497,793 Microencapsulated naturally occuring pyrethrins
A process for microencapsulating naturally-occurring pyrethrins with a polyamide-polyurea shell by interfacial condensation which includes slowly adding an amine...
US-4,497,792 Specimen embedding composition
A histological specimen infiltrating and embedding composition including paraffin and a copolymer of ethylene and vinyl acetate. The copolymer may be between 0.5...
US-4,497,791 Method for labeling phagocytic cells
Described herein is a process for labeling leukocytes and other phagocytic cells with labeled micellular particles involving incubating the cells with the...
US-4,497,790 Method for forming cationic technetium complexes useful as radiodiagnostic agents
The present invention relates to methods for making cationic radiodiagnostic agents and, in particular, to methods for preparing .sup.99m Tc-labelled cationic...
US-4,497,789 Process for the manufacture of carbon fibers
Disclosed herein is an improved pitch for making readily stabilizable, substantially nonmesophasic carbon fibers. The pitch has a softening point of about...
US-4,497,788 Process for growing graphite fibers
In a preferred embodiment, graphite fibers are grown by natural gas pyrolysis on an iron-base metal surface initially bearing a relatively thick oxide.
US-4,497,787 Branched polycarbosilanes and their use in the production of silicon carbide
Silicon carbide can be produced by the pyrolysis of branched polycarbosilanes which in turn are produced directly from selected monomer systems.
US-4,497,786 Deagglomeration of porous siliceous crystalline materials
Agglomerated crystalline zeolites are deagglomerated by treating the zeolite following crystallization. At a point where crystallization is complete, a basic...
US-4,497,785 Production of rare earth compounds
A method for preparing high-density particles of rare earth carbonate comprises precipitating rare earth ions with aqueous carbonate or bicarbonate ions, in the...
US-4,497,784 Solution removal of HCN from gaseous streams, with hydrolysis of thiocyanate formed
A process for the removal of HCN from gaseous streams is described, the process being characterized by reaction of the HCN in the gaseous stream with an ammonium...
US-4,497,783 Exhaust emission catalyst
An improved catalyst for the conversion of exhaust emissions from internal combustion engines comprises platinum on a refractory support and sodium or potassium...
US-4,497,782 Method for destroying toxic organic chemical products
A method for destroying toxic organic chemical products. The method is particularly adapted for the destruction of polyhalogenated polyphenyls, especially...
US-4,497,781 Manufacture of magnesium hydroxide
A process for making magnesium hydroxide which comprises treating brine with an adsorptive magnesium hydroxide whereby at least part of the boron ions contained...
US-4,497,780 Method and apparatus for removing arsenic from an arsenic-containing material
Method and apparatus for the removal of arsenic compounds from an arsenic-containing material wherein the material is reacted with an oxygen carrier and a sulfur...
US-4,497,779 Production of potassium hexafluotitanates using dilute hydrofluoric acid
A process is provided for recovering fluorine from dilute hydrofluoric acid solutions, such as waste scrubber solution obtained in the treatment of phosphates....
US-4,497,778 Microbial leaching of sulphide-containing ores
A process of extracting metals from a material containing at least 10% by weight of pyrite and selected from the group consisting of ores containing sulphide,...
US-4,497,777 Apparatus for producing monocrystalline silicon
An apparatus for producing monocrystalline silicon uniformly containing oxygen at a high concentration. The invention provides an apparatus that employs an...
US-4,497,776 Arrangement for interconnecting conduits
A large-area cell for reprocessing irradiated nuclear reactor fuel elements ontains racks in which process components and connecting conduits for the latter are...
US-4,497,775 Apparatus for storing hydrogen isotopes
An improved method and apparatus for storing isotopes of hydrogen (especially tritium) are provided. The hydrogen gas(es) is (are) stored as hydrides of material...
US-4,497,774 Coagulation instrument for performing clotting tests
A coagulation instrument for determining clotting times of plasma as an indication of various blood factors. The instrument is adapted to use three or more...
US-4,497,773 Process and apparatus for shortening the drying stage of a steam sterilization cycle
A process and apparatus for improving a steam sterilization cycle by shortening the time of the drying stage of the cycle. Sterilized articles in a sterilization...
US-4,497,772 Reactive metal-palladium-copper-nickel brazing alloys
Reactive metal-palladium-copper-nickel alloys are suitable for brazing ceramics, other non-metallic and metallic materials.
US-4,497,771 Low tantalum content cobalt-base alloy
A cobalt-base alloy, particularly suitable for the fabrication of glass spinners and containing up to about 1.2 weight percent tantalum is disclosed.
US-4,497,770 Storage structure for nuclear waste
A storage structure for storing radioactive materials. It includes tubular storage members provided near the bottom thereof with a plurality of horizontal bolts...
US-4,497,769 Portable instrument for inspecting irradiated nuclear fuel assemblies
A portable instrument for measuring induced Cerenkov radiation associated with irradiated nuclear fuel assemblies in a water-filled storage pond is disclosed....
US-4,497,768 Apparatus and method for quantitatively evaluating total fissile and total fertile nuclide content in samples
Simultaneous photon and neutron interrogation of samples for the quantitative determination of total fissile nuclide and total fertile nuclide material present...
US-4,497,767 Compression hub with eddy current prevent means
A compression hub (10) for use in a fusion reactor system comprising a multiplicity of compression plates (24, 24') that are polygonal in configuration, and...
US-4,497,766 Method and apparatus for molding plastic wheels
A method and a mold for the manufacture of a wheel construction (2) of plastic material for vehicles or the like, which comprises a number of spokes (2A-2H), a...
US-4,497,765 Process for making a closure
A novel closure-making process and apparatus are disclosed for formation of plastic closures. The closures include a plastic closure cap which is compression...
US-4,497,764 Epoxy resin compositions of enhanced creep resistance
A room temperature aged epoxy resin grout utilizing a mixture of the diglycidyl ether of bis-phenol A and a siliceous aggregate such as sand is markedly improved...
US-4,497,763 Method for injection moulding coated parts from plastics material
In order to injection mould smooth walled parts from plastics material containing a filler or cellular material a liquid coating material of low viscosity is...
US-4,497,762 Method and apparatus for the production of jointing bands with embedded reinforcing profiles which run at right...
A method of extrusion for the production of a plastic band profile with reinforcing profiles disposed and enclosed at right angles to the longitudinal axis of...
US-4,497,761 Process for the production of sintered magnesite from magnesium hydroxide
The invention relates to a process for the production of sintered magnesite from magnesium hydroxide in which filter cake is size reduced in a stream of hot air...
US-4,497,760 Cable sheath repair method
A method of repairing damage to the sheath of a communications cable in which a heat shrinkable material is wrapped around the communications cable to bridge...
US-4,497,759 Drawing of polyoxymethylene using dielectric heating
This invention discloses a continuous process for the production of polymer-polyoxymethylene (POM) having small linear expansion coefficients and high tensile...
US-4,497,758 Method of forming bottle neck finish for accepting a snap-in closure
This relates to the provision of a snap-in closure for plastic beverage bottles. The neck of a conventional bottle is foreshortened through the elimination of...
US-4,497,757 Energy efficient hydration process
A process for hydrating in a spray tower a water-wet mixture of materials, at least one of which is hydratable, which allows the mixture to be easily formed into...
US-4,497,756 Method of making a photoflash article using injection molding
A method of making a photoflash article including a substrate member, a plurality (e.g., ten) of electrically-activated photoflash lamps, and a ...
US-4,497,755 Method for repairing articles
A method for repairing cracked and broken plastic articles such as lenses for automobile signal lights and the like comprises the steps of placing a form against...
US-4,497,754 Casting plastic lenses from thermohardening monomer with compensation for polymer expansion and shrinkage
Plastic lenses are cast from thermohardening resins using two mating mold halves positioned in a tubular sleeve which is provided with a fluid compensating...
US-4,497,753 Corrugated sheet packing and method of making
A packing is constructed for an apparatus for mixing or for exchange processes. The packing includes at least two zig-zag layers each of which has a number of...
US-4,497,752 X-Shaped packing layers and method of making
The packing can be used for mixing or for exchange processes in exchange columns. The packing comprises at least one group of layers perpendicular to the column...
US-4,497,751 Zig-zag profile packing and method of making
The packing is made up of layers each of which is deformed into a zig-zag shape. Each layer has contiguous rows of deflecting surfaces which are interconnected...
US-4,497,750 Fuel impact device
An impact fuel system comprising an air chamber in communication with a fuel chamber, a rotatable fuel accelerator wheel interposed between the air chamber and...
US-4,497,749 Check valve for ammonia injector apparatus
Apparatus for injecting ammonia into water, or more particularly, into hard water. Apparatus includes a check valve having a plurality of spaced recessed annuli...
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