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Patent # Description
US-4,774,361 Transition metal complex catalyzed reactions
The use of an organic polymer additive to minimize or prevent the rhodium of a rhodiumorganophosphite complex catalyst from precipitating from solution during a...
US-4,773,520 Steering apparatus for a tramming conveyor
This invention describes a steering apparatus for a tramming conveyor having at least one end articulated about a vertical axis so that said articulated end can...
US-4,772,736 Process for the preparation of aluminoxanes
A process for the preparation of aluminoxanes comprising introducing, under reaction conditions, at least one stream of water beneath the surface of an agitated...
US-4,772,655 Pigmented, flame resistant polycarbonate compositions
The present invention is directed to flame retardant, pigmented polycarbonate molding compositions which properties include both good flame resistance properties...
US-4,772,635 Bead-shaped crosslinked copolymers containing epoxide groups and basic amino groups, a process for their...
The invention relates to new bead-shaped crosslinked macroporous copolymers containing epoxide groups and basic amino groups, which are obtainable by reacting...
US-4,771,991 System for handling trimmed edge metal scrap material of indeterminate length
A system for continuously removing and transporting trimmed edge metal scrap material in the form of a indeterminate length of ribbon from a strip edge trimming...
US-4,771,086 Encapsulating finely divided solid particles in stable suspensions
Finely divided water insoluble solid particles free of ionic charges and ranging in size from about 0.01 to several hundred microns or higher, including but not...
US-4,770,679 Dust filter for toilet tissue
A filter assembly for use in combination with a toilet tissue dispenser includes a housing in which a roll of toilet tissue is mounted. A motor driven blower is...
US-4,769,746 Portable fog and driving light assembly
A rotatable fog light assembly is provided in combination with an automotive vehicle, in the form of an elongate shaft rotatable at opposite ends in bearings on...
US-4,769,505 Process for the preparation of the parylene dimer
An improved process is provided for the preparation of the dimer, 2,2-paracyclophane, which is useful as the starting material for parylene conformal coatings...
US-4,769,498 Transition metal complex catalyzed processes
Transition metal-poly-phosphite complex catalyzed carbonylation processes, especially hydroformylation, as well as transition metal-poly-phosphite ligand complex...
US-4,769,045 Method for the desulfurization of hot product gases from coal gasifier
The gasification of sulfur-bearing coal produces a synthesis gas which contains a considerable concentration of sulfur compounds especially hydrogen sulfide that...
US-4,766,269 Fused trolley switch
A fused trolley line insulation switch for use in underground mine haulage systems. When opened, the switch allows isolation of down stream feeder cables and...
US-4,766,168 Stabilized polyacetal compositions
Incorporation of 0.1-10 weight percent of certain hydroxy containing polymers and/or oligomers into polyacetal molding compositions results in improved thermal...
US-4,765,956 Nickel-chromium alloy of improved fatigue strength
Nickel-chromium alloys consisting essentially of from 30-75 nickel, 12-30% chromium, up to 10% molybdenum, up to 8% tungsten, up to 15% cobalt, up to 5% of...
US-RE32,736 Alignment system for vehicle load bed
An elevating system for a vehicle load bed including a vehicle suspension system incorporating a .Iadd.suspension .Iaddend.support assembly pivotally mounted at...
US-4,764,563 Clear impact modifier for PVC
PVC impact modifier composition and clear modified PVC comprising PVC and a graft copolymer including from 60 to 70 wt % of a butadiene based rubber grafted with...
US-4,764,552 Grafted nitrile rubber--plasticized PVC blends as thermoplastic elastomers
Compositions comprising grafted nitride rubber, PVC and plasticizer are good thermoplastic elastomers without vulcanization. These compositions exhibit good...
US-4,764,538 Foam nucleation system for fluoropolymers
This invention relates to foamable melt processible fluoropolymer resins containing boron nitride and one or more of a class of inorganic salts which...
US-4,764,371 Postharvest biological control of stone fruit brown rot by bacillus subtilis
A method for treating postharvest stone fruit to prevent or inhibit brown rot of stone fruit with effective amounts of any of the following active ingredients in...
US-4,763,955 Pitch seam mining
A miner, and method of mining, are provided for pitch seam mining of coal. The cutting heads powered from a power source at the mouth of the seam are introduced...
US-RE32,733 Polymer/polyol compositions having improved combustion resistance
A stable dispersion of a polymer in a polyol which imparts improved combustion resistance to polyurethane foams prepared therefrom wherein the polymer is a...
US-4,762,905 Aromatic thermoplastic polyphosphonatocarbonate
Thermoplastic polyphosphonatocarbonate prepared by polycondensing at least one aromatic dihydroxy compound with a diaryl carbonate and a phosphonic acid diaryl...
US-4,762,681 Carburization resistant alloy
A carburization-resistant alloy comprising in weight percent about 50 to about 55% nickel, about 16 to 22% chromium, about 3 to about 4.5% aluminum, up to about...
US-4,761,984 Apparatus for supporting a vehicle for straightening and alignment
An apparatus for supporting a unibody vehicle for straightening and alignment purposes has a pair of crossbars clamped to the pinch welds on the underside of the...
US-4,761,190 Method of manufacture of a heat resistant alloy useful in heat recuperator applications and product
A method of manufacturing nickel-iron-chromium alloys for use with recuperators. A combination of intermediate annealing, cold working and final annealing...
US-4,760,675 Power compartment and method of fabricating
A trench duct power compartment for use over a cellular raceway is fabricated by forming a rectangular-shaped blank and then stamping out a center section to...
US-4,760,200 Process for the production of alkylene glycols
The process for the liquid-phase hydration of a vicinal alkylene oxide(s) to the corresponding alkylene glycol(s) comprising carrying out such hydration in an...
US-4,760,176 Aminocarboxylic acid-terminated polyoxy-alkylenes and process for the preparation thereof
A composition, useful as an extreme pressure additive is provided wherein the composition comprises an aminocarboxylic acid-terminated polyoxyalkylene, wherein...
US-4,760,119 Polyacetal compositions with improved hydrolytic stability
Incorporation of 0.6-5.0 weight percent of certain ethylene oxide/propylene oxide copolymers into polyacetal molding compositions results in improved hydrolytic...
US-4,758,683 Spirodiphosphoamidate compounds
A spirodiphosphoamidate-type composition is provided, wherein the composition is represented by the general formula: ##STR1## wherein A and A' are...
US-4,758,654 Method for treating resin in a purge vessel
A method for removing unpolymerized gaseous monomers from a solid olefin polymer in a single purge vessel while deactivating Ziegler-Natta catalysts and...
US-4,758,521 Assay of ketones in ambient air
A method of assaying ketones in ambient air comprising contacting the air with beaded activated carbon followed by desorption with a solvent and analysis of the...
US-4,758,367 Triethylene glycol-based heat transfer fluids
Single-phase, thermally-stable, corrosion-inhibiting heat transfer fluids comprising triethylene glycol, a corrosion-inhibiting amount of a mixture of a soluble...
US-4,758,273 Dispersion strengthened aluminum alloys
A process for decreasing the embrittling tendency of lithium in aluminum-base alloy compositions containing lithium comprising incorporating silicon in the alloy...
US-4,757,648 Rocker barrel configuration
A rocker barrel usable in conjunction with a blast stream of abrasives for the cleaning of work pieces. The rocker barrel is of the shallow depth bed type and is...
US-D296,772 Sled
US-D296,719 Combined helmet and light
US-4,755,557 Fiber reinforced molding compositions providing improved surface characteristics
A molding composition is provided which, through the use of a lactone monomer, improves the surface characteristics of the molded composite. In particular, the...
US-4,755,546 Stabilized olefin polymers
Thermal stabilization of olefin polymers, particularly polypropylene. Stabilization is accomplished by means of an ester of a pentaerythritol monoacetal. The...
US-4,755,407 Fire-resistant strap fabric, article and method
A fire and wear-resistant strap material particularly useful in conjunction with fire fighting apparatus is disclosed. The strap material comprises a carrier...
US-4,754,894 Waste container
A container is disclosed having a first massive container element with side walls and bottom wall defining a first interior. The first massive container has an...
US-4,754,075 Alkoxylation using calcium catalysts and products therefrom
Narrow, balanced alkoxylation product mixture distributions having at least one alkoxylation product constituting more than 20 weight percent of the mixture can...
US-4,753,994 Flame retardant polycarbonate compositions
The present invention is related to polycarbonate molding compositions containing a co-precipitate of a polycarbonate resin and a fluoropolymer. This...
US-4,753,486 Mining machine with roof bolting apparatus
A mining machine includes a frame with a material dislodging head mounted on the end of the frame. Ground engaging tracks propel the machine within a mine along...
US-4,753,364 Necked container
A method and apparatus for making a necked container are disclosed wherein a sheet material is formed into a generally cylindrical tubular member and the...
US-4,752,651 Production of light olefins
The process for the production of light olefins from a feedstock comprising at least an aliphatic hetero compound comprising contacting said feedstock in the...
US-4,751,896 Adult and child tether assembly
The present invention comprises a pair of cuff assemblies for the adult and child and an interconnecting strap assembly, all three assemblies being made of the...
US-4,751,515 Electromagnetic structure and method
An electrically small, efficient electromagnetic structure, that may be used as an antenna or waveguide probe, having an electromagnetically closed,...
US-4,750,954 High temperature nickel base alloy with improved stability
A nickel-chromium-molybdenum base alloy characterised by exceptional structural stability when exposed at temperatures upwards of 1800.degree. F. for prolonged...
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