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Patent # Description
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....
US-4,106,897 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 water-soluble ...
US-4,106,786 Recreational vehicle for use on sloping terrains
Recreational vehicle comprises a riding platform having provided therein a centrally disposed aperture, with a single wheel mounted in the aperture. A first pair...
US-4,106,178 Threaded stud driving tool
A stud driving tool for use with wrenches or powered equipment for driving threaded studs into threaded holes and for preventing back rotation of such studs...
US-D248,972 Wrist ash tray
US-4,105,363 Overspeed control arrangement for vertical axis wind turbines
This invention is an overspeed control arrangement for vertical axis wind turbines employing normally vertically positioned rotor blades, said control...
US-4,104,236 Liquid polymer/polyols and polyurethane elastomers based thereon
This invention relates to novel liquid polymer/polyol compositions consisting essentially of: (1) from 45 to 90 wt.% of a polyoxypropylene polyol having a...
US-4,104,043 Esters of 3-hydroxyindone compounds as herbicides and miticides
A new series of substituted esters of 3-hydroxyindone compounds have been found to have exceptional miticidal and herbicidal activity.
US-4,103,817 Railway hopper car door frame assembly
A door frame assembly process for conventional railway hopper car discharge openings. Five individual frame components are formed of plate or rolled angle...
US-4,102,942 Compositions of high solids content comprising carboxylic polymer and aliphatic diepoxide
High solids coating or ink compositions comprising blends of low molecular weight acrylic copolymers having pendant carboxyl groups and aliphatic polyepoxides.
US-4,102,744 Two phase fermentation
A two phase fermentation system containing an aqueous nutrient medium plus a high concentration of organic solvent enables a suspension of microorganisms to...
US-4,102,678 Metal coating by a powder metallurgy technique
A method for coating a metal wire with a thin layer of a second powdered metal. A metal flake powder having a residual surface lubricant from a prior milling...
US-4,102,415 Drilling device
Earth drilling equipment includes a main body tube with jacks to releasably support it within a drilled shaft, or within an erected start up shaft. An outer...
US-4,101,754 Adjusting circuit for use in plasma arc cutting torch
An electrical height control circuit for controlling the height of a plasma arc cutting torch includes a differential amplifier which compares a torch height...
US-4,101,603 High solids coating compositions
High solids coating compositions comprising a polycaprolactone derivative and a mixture of a methylolated melamine and a low molecular weight polyol; and,...
US-4,100,654 Mechanism for gripping hoops encircling building structures
A mechanism for gripping hoops which encircle a building structure consisting of first and second angles having first legs abutting each other and second legs...
US-D248,544 Seam-free can
US-4,100,295 Dioxane oxime compounds and pesticidal dioxane carbamoyloxime derivatives
Dioxane oxime compounds are useful as intermediates in the preparation of dioxane carbamoyloxime compunds that exhibit outstanding pesticidal activity.
US-4,100,253 Recovery of sodium and antimony values from spent ethylene glycol residues
A process for recovering antimony and sodium compounds from antimony-containing spent ethylene glycol residues resulting from the manufacture of...
US-4,100,126 Stabilization of nitrile resins with half acid salts of maleic acid
Nitrile resins, when coagulated with a latex emulsion with inorganic salts of Group IIA metal ions and compounded with a half acid salt of maleic acid, exhibit...
US-4,100,046 Radiation polymerizable cycloalkenyl derivatives of acrylated epoxidized fatty oils or fatty acids
Polymerizable reaction product mixtures containing cycloalkenylcarbonyloxy compounds are produced by the reaction of a conjugated diene with (i) an acrylate or...
US-4,099,952 Movable submersible dam barrier for use in a glass forming chamber
A vented submersible dam barrier for use in a glass forming chamber to selectively interrupt the flow of glass supporting molten metal is disclosed. The...
US-4,099,913 Foams for treating fabrics
Foams containing a functional textile treating compound for application to a substrate such as a fabric or textile. The use of foams enables the application in...
US-4,098,576 Method for analyzing the latent gas content of metal samples
A method for analyzing the latent gas content of metal samples, particularly the oxygen content of solidified samples of molten steel, which includes charging a...
US-4,098,415 Method for rotating hose
A method for rotating hose movably supported by a plurality of carts in a mine, comprising attaching a means to the roof of the mine for lifting the hose,...
US-4,098,353 Rotatable mine drilling apparatus
A roof drilling apparatus is provided for drilling a plurality of equally spaced holes in a mine roof. The apparatus includes a rotatable base upon which is...
US-4,097,666 Solvent system for polysaccharides
Natural or modified polysaccharides are dissolved in a solvent system comprising dimethyl sulfoxide and formaldehyde. The solvent system is particularly suitable...
US-4,097,559 Chloroalkyl polyphosphates method for making same
Novel haloroalkyl polyphosphates are prepared by reacting at elevated temperatures a halosubstituted alkyl phosphate such as, for example, tris (2-chloroethyl)...
US-4,097,553 Acrylic graft copolymers blended with acrylic resins
A process which improves the handleability of resilient, acrylic graft rubber particles which comprises coagulating the rubber particles, then contacting the...
US-4,097,547 Stabilized polycarbonates
Halogenated polycarbonate polymeric materials containing an effective amount of barium carbonate, strontium carbonate and/or calcium carbonate to stabilize the...
US-4,097,526 Preparation of organic sulfone compounds
An in-situ process for preparing organic sulfone compounds by oxidizing the corresponding sulfide compound with a mixture of hydrogen peroxide, a carboxylic acid...
US-4,097,435 Glass-filled polycarbonate of improved ductility
A glass-fiber reinforced aromatic polycarbonate is provided with improved ductility and improved mold release properties which is comprised of an aromatic...
US-4,097,315 Magnetic orientation of casting powder granules
A casting powder granule containing a magnetic material is provided. The granule can be oriented in a desired direction by an applied magnetic field. Cast...
US-4,096,702 Mine stopping device and method of constructing same
A mine stopping device and method of constructing same utilizing a plurality of laterally spaced substantially vertically disposed support members extending from...
US-4,096,307 Anti-abrasive flame-resistant noise-suppressant laminate
An anti-abrasive, flame-resistant, and noise-suppressant laminate suitable for use with underground scraper conveyors or the like comprising two outer layers of...
US-4,096,269 N-haloalkane-sulfenylcarbamoyl oxime pesticides
Novel N-haloalkanesulfenylcarbamoyloxime compounds have been found to have exceptional miticidal and insecticidal activity.
US-4,096,206 Flame-retardant triazines
Flame-retardant polymer compositions containing tris(haloarylamino)triazines or tris(haloarylthio)triazines. These triazines impart a high degree of flame...
US-4,096,166 Process for the preparation of carbamates of N-hydroxythioimidates
An improved process for converting N-hydroxythioimidates to N-(methylcarbamoyloxy)-thioimidates by reaction with methylcarbamoyl chloride at pH above 10 in a...
US-4,096,164 Process for producing ethanol, acetic acid and/or acetaldehyde, from synthesis gas
A process for selectively preparing a mixture of two-carbon atom oxygenated hydrocarbons in which ethanol is the major component which comprises continuously...
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