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Patent # Description
US-4,122,038 Catalyst systems containing dimethylamino ether mono-ols for polyurethane foam formation
Cellular urethane polymers are provided by effecting the reaction of an organic polyol reactant comprising a polyether polyol and an organic polyisocyanate...
US-4,121,808 Hole cutting method and apparatus
A drilling attachment for a numerically controlled flame cutting apparatus of the type having a plurality of flame cutting assemblies mounted in spaced relation...
US-4,121,694 Labyrinth lubricant seal for belt conveyor roll
The embodiment of the invention disclosed is a conveyor roll having a cylindrical shell with integral end caps and axial sleeves extending inwardly from the end...
US-4,120,822 Catalytically active composition for electroless plating
A catalytically active composition for use in electroless plating, which is prepared without the use of acid by reacting an aqueous halide solution (chloride or...
US-4,120,535 Scoop-belt miner
A mining machine that may be used in place of an auger miner that is much more energy efficient in transporting mined material from the cutting site to the mouth...
US-4,120,419 High strength seamless chime can body, sheet metal container for vacuum packs, and manufacture
In the manufacture of unitary sheet metal can bodies for vacuum-pack two-piece sanitary cans, a high-strength seamless chime is formed at the juncture of the...
US-4,120,390 Crossover dump and conveyor advancer
A crossover dump and conveyor advancer for a main conveyor means supported by a movable pan line. The crossover dump includes a tunnel portion through which the...
US-4,119,640 Polymerizable epoxide-modified compositions
Polymerizable reaction product mixtures are prepared by the reaction of an epoxide of a long chain (1) unsaturated fatty oil or (ii) unsaturated fatty acid or...
US-4,119,593 Polyepoxide high solids coatings
High solids, low energy cure coating compositions of aliphatic polyepoxides, monocarboxylic acid compounds as initiator and stannous salts as catalysts.
US-4,119,586 Polymer/polyol compositions, processes for making same and processes for making polyurethane products therefrom
Novel improved polymer/polyol compositions made by polymerizing, in the absence of any alkyl mercaptan, one or more ethylenically unsaturated monomer...
US-4,119,584 Phenolic foam modified with phosphorus-containing isocyanate-terminated prepolymers
This invention provides a low density (<2 pcf.) modified phenolic foam produced by combining a resole resin with a phosphorus-containing isocyanate-terminated...
US-4,118,882 Fish bite indicator
Fishing rod attachment, through which fishing line is passed, responsive to the tension in line developed by the pull of a fish caught on the line, which...
US-4,118,411 Low-temperature storage stable liquid diphenylmethane diisocyanates
The instant invention is directed to novel low temperature, storage stable liquid diphenylmethane diisocyanates and to the method of their preparation. The...
US-4,118,405 Method of producing an acylated derivative of an epoxy fatty acid ester or epoxy natural oil
An improved method of producing an acylated derivative of an epoxy fatty acid ester or epoxy natural oil, by reacting the epoxy fatty acid ester or epoxy natural...
US-4,118,072 Variable wall mining machine
A variable wall mining machine to release coal from a longwall mine face includes an articulated auger assembly made up of a plurality of side-cutting auger...
US-4,117,894 Drill steel guide for a mine drilling machine
A drill pot for rotating a drill steel is supported at the front end portion of a drill boom that extends forwardly from a self-propelled frame. The drill boom...
US-4,117,250 Continuous process for producing alkylene glycols from alkylene carbonates
A continuous process for hydrolyzing alkylene carbonates according to specific procedure whereby the akylene glycol obtained is essentially free of polymeric...
US-4,116,926 Stabilizer for polymers
An improved phosphite stabilizer for polymers, especially vinyl chloride polymers and olefin polymers. The phosphite is either a dialkylpentaerythritol...
US-4,116,786 Radiation curable coating compositions containing an acrylate-capped, polyether urethane and a polysiloxane
Radiation curable coating compositions that contain an acrylate-capped polyether urethane, a low molecular weight polyfunctional acrylate, a monofunctional...
US-4,115,639 Ethylene polymerization with ether modified catalyst
Supported bis-cyclopentadienyl chromium [II] catalysts are modified with compounds having in their structure the moiety ##STR1## in order to improve the...
US-4,115,433 Catalyst and process for producing polyhydric alcohols and derivatives
A novel catalyst and process for the manufacture of polyhydric alcohols from synthesis gas. This novel catalyst is a rhodium carbonyl sulfur cluster compound. In...
US-4,115,429 Low-temperature storage stable liquid diphenylmethane diisocyanates
The instant invention is directed to novel low temperature, storage stable liquid diphenylmethane diisocyanates and to the method of their preparation. The...
US-4,115,428 Catalyst and process for producing polyhydric alcohols and derivatives
A novel catalyst and process for the manufacture of polyhydric alcohols from synthesis gas. This novel catalyst is a rhodium carbonyl carbido cluster compound....
US-4,115,304 Hydroxyl containing materials from distillation residue obtained by distilling hexamethylene diamine from a...
The instant invention is directed to novel hydroxyl containing compositions and the use thereof in producing polyurethane resins. The novel products disclosed...
US-4,113,837 Process for separating polymeric contaminants from aqueous absorbent solutions used to treat organic...
Novel process for removing polymer from aqueous absorbent solutions used to contact organic gas-containing gas streams comprising the steps of adjusting the...
US-4,113,806 Polypropylene impact blends having improved optical properties
A polypropylene impact blend having a good overall balance of mechanical properties, particularly high impact strength, and surprisingly high clarity is...
US-4,113,545 Pipe joint wrapping machine
A portable pipe joint wrapping machine is provided wherein a pipe enveloping frame which is rotatably supported concentrically with respect to a pipe comprises a...
US-4,113,461 Hood for glass furnace gathering hole
The specification discloses a hood for the gathering hole of a glass furnace which minimizes the escape of hot gases through the gathering hole while open for...
US-4,112,940 Scavenging valve device
A scavenging valve for anesthesia gas release in pediatric anesthesia apparatus is of generally conical configuration and has an axial bore extending...
US-4,112,022 Nitrile resins stabilized against discoloration and method for producing the same
Nitrile resins, when coagulated from a latex emulsion with inorganic salts of Groups IIA metal ions and compounded with an acrylic acid derivative such as the...
US-4,111,989 N-Substituted alkanesulfenyl-N-alkyl and N-substituted alkanethio-sulfenyl-N-alkyl carbamoyl halide compounds
N-Substituted alkanesulfenyl-N-alkyl and N-substituted alkanethiosulfenyl-N-alkyl carbamoyl halide compounds are useful as intermediates in the preparation of...
US-4,111,983 Oxidation of unsaturated aldehydes to unsaturated acids
An improved process for catalytically oxidizing alpha-beta unsaturated aliphatic aldehydes in the vapor phase with molecular oxygen to produce alpha-beta...
US-4,111,975 Catalytic process for producing polyhydric alcohols and derivatives
A process for producing polyhydric alcohols, their ether and ester derivatives, oligomers of such alcohols and monohydric alcohols and their ester derivatives by...
US-4,111,955 N-Trihalomethanesulfenyl carbamoyloximino di-sulfur heterocyclic compounds
Certain N-polyhaloalkanesulfenyl carbamoyloximino di-sulfur containing heterocyclic compounds have exceptional pesticidal properties and low mammalian toxicity.
US-4,111,876 Impact modifiers for polyvinyl chloride
A poly(vinyl chloride) resin composition comprised of an admixture of poly(vinyl chloride) resin and a clear or translucent polymeric material comprised of a...
US-4,111,840 Nickel-rhenium hydrogenation catalyst and methods of preparing same and using same
The present invention concerns a new nickel-rhenium catalyst and method of preparing said catalyst. The invention also relates to the catalytic amination of...
US-4,110,807 Continuity monitoring system
Disclosed is a system for monitoring the resistance in the pilot and ground conductors of a power cable and for interrupting power if the resistance exceeds a...
US-4,110,415 Methylol phosphonates and process for making same
Novel polymethylol polyphosphonates are prepared by reacting a trisubstituted polyphosphite having at least one alkyl group and formaldehyde. The phosphite...
US-4,109,867 Two-position nozzle
A dual-position nozzle having a stationary outer support structure or thr holder and an inner sustain throat assembly which translates during boost-sustain...
US-4,109,052 Electroconductive transparency
A film laminate having low surface resistivity, high abrasion resistance, and high light transmission includes a polymeric substrate layer and a transparent...
US-4,108,814 Aqueous polyurethane dispersions from solvent-free prepolymers using sulfonate diols
This invention relates to a process for the production of water dispersible polyurethanes by reacting polyisocyanates with sulphonate group containing diols. The...
US-4,108,552 Method and system for detecting ultra-trace quantities of metal carbonyls
A fluid matrix is sampled and evaluated for the presence of a metal carbonyl by separating predetermined elemental components from one another, forming an...
US-4,108,256 Sliding stabilizer assembly
Apparatus and method for drilling generally horizontal holes through subterranean coal beds for release of methane gas from the coal beds are described. A...
US-4,108,253 Elevatable operator's compartment having a drill steel guide for a mine drilling machine
A drill boom is connected at its rear end portion to a mobile body and supports at its front end portion a drill pot for rotating a drill steel. The drill boom...
US-4,108,152 Storage compartment cap for liquid-filtered smoking device
A liquid-filtered smoking device includes a liquid reservoir container for retaining a body of liquid, and is provided with an aperture within a sidewall portion...
US-4,107,907 Cutter blade guard for mowers
A rotary type mower having a rotary cutting blade positioned to be rotated within an open bottom housing in which the blade tips are rotated in close proximity...
US-4,107,612 Phase locked loop exciter generator for high frequency transmitter
A phase locked loop signal generator is especially adapted for synthesizing a selectable frequency signal for exciting an HF radio frequency transmitter to...
US-4,107,194 Product and process for reducing discoloration and dark spotting in tetrafluoroethylene resin molded parts
A means for reducing discoloration and/or spotting occurring at air-starved areas of sintered moldings of filled comminuted granular tetrafluoroethylene resin is...
US-4,107,106 Phenol-aldehyde-amine resin/glycol curatives for energy absorbing polyurethanes
This invention relates to the use of phenol-aldehyde-amine resin/diol curatives in the production of cellular polyurethane elastomers having outstanding energy...
US-4,106,898 Leather tanning with oligourethanes
This invention is concerned with a method of tanning or retanning leather or pelts by treating them with an aqueous liquor containing hydrophilic oligourethanes....
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