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Patent # Description
US-4,728,276 Underwater pelletizer
An underwater pelletizer providing more efficient formation of uniform size pellets including the provision of a taper on the die holes so that polymer will...
US-4,727,200 Alcohol homologation
A process for the homologation of an alkanol by reaction with synthesis gas in contact with a system containing rhodium atom, ruthenium atom, iodine atom and a...
US-4,727,199 Heterogeneous alkoxylation using anion-bound metal oxides
Active-hydrogen compounds, for example, primary and secondary alcohols or diols, are alkoxylated, for example, ethoxylated, using solid anion-bound metal oxide...
US-4,727,094 Method for producing polyurethanes
Novel polyols, useful in, for example, reaction injection molding, high resiliency foams and the preparation of polymer/polyols, characterized by the following...
US-4,726,208 Flat-rolled steel can stock manufacture
Composite-coated flat-rolled steel can stock processing and product for fabrication of sheet metal cans, in particular for three-piece, welded or cemented side...
US-RE32,607 Compact attic mounted solar heating pack assembly
A compact attic mounted solar heating pack assembly includes an enclosed sheet metal plenum fixedly hung by straps from the attic rafters at the apex of north...
US-4,725,682 Biocidal sulfur-containing bis-imino carbamate compounds
Sulfur-containing bis-amino carbamate compounds exhibit outstanding acaricidal, nematocidal and insecticidal activity.
US-4,725,653 Low viscosity adducts of a polycaprolactone polyol and a polyepoxide
This invention is directed to adducts of a polycaprolactone polyol and a polyepoxide comprising the reaction product of at least one polycaprolactone polyol and...
US-4,725,644 Tetrafluoroethylene fine powder and preparation thereof
Tetrafluoroethylene fine powder resins are described which have surprisingly high extrusion pressures and molecular weights which make them useful in post-paste...
US-4,725,642 Melt-fusible co-polyimide from diamine mixture
Melt-fusible copolyimides based on pyromellitic anhydride and two defined classes of aromatic diamines, at least one diamine of each class being incorporated...
US-4,725,386 Method and apparatus to minimize hard-to-remove humidifier deposits
Method and apparatus for preventing formation of hard-to-remove deposits when evaporating water e.g. on parts of water reservoir means used in humidifiers. A...
US-4,725,176 Fluid actuated nut
A fluid actuated nut having a cylindrical casing engageable at an inner end with a base, the casing containing a coaxial relatively axially shiftable plunger...
US-4,724,155 Lubrication of cup-shaped can bodies
Cup lubricating process and apparatus in which cup-shaped can bodies are controllably conveyed in spaced relationship to each other through a lubrication...
US-4,723,902 Balanced flow extrusion crosshead and die assembly
The apparatus includes a crosshead and die assembly for the extrusion of polymeric resins and the like into tubular shapes, for example, of single or multiple...
US-4,723,352 Method of applying and removing fluid actuated nut
A method of applying and removing a fluid actuated nut, the nut having a cylindrical casing engageable at an inner end with a base, the casing containing a...
US-4,722,826 Production of water atomized powder metallurgy products
A method for utilizing a powder metallurgy ("P/M") slurry by employing water atomized metallic powders and subsequently reducing the oxide levels therein to...
US-4,722,468 Boiler pipe tool for heliarc welding with tongue and groove interlock
A tool for positioning and retaining boiler pipe sections in aligned, spaced relation and enabling the boiler pipe sections to be joined by heliarc welding which...
US-4,722,209 Apparatus and method for processing powder metallurgy tubing
An apparatus (10) and method for consolidating and sintering a tube preform (12) previously fabricated by powder metallurgical techniques. A plurality of forming...
US-4,722,134 Process of producing superconducting bar magnets
A bar magnet is provided comprising a billet of superconducting material in a superconducting condition and having an established magnetic field. The bar magnet...
US-4,721,044 Rail car skid insertion device
A rail car skid insertion device for remotely inserting a skid onto a rail head of a rail spur to impede movement of a rail car is disclosed. The device includes...
US-4,720,904 Hinge pin puller
A tool for removing hinge pins from aircraft. The tool head includes a lower member having an opening adapted for the receipt of a bent end of a hinge pin. An...
US-4,719,906 Universal articulated splint
A hand splint with mechanism for securing it to a patient's forearm, and including a palmar hand support and plural articulated finger supports to support and...
US-4,719,701 Dual blade saw attachment
An attachment for a portable jig saw permits a concurrent use of a pair of jig saw blades. The blades are each attached to a holder by threaded fasteners, while...
US-4,719,655 Invalid transfer device
An invalid lift and transfer device has two rigid cantilever frames, a first of which is caster supported for rolling along the ground and a second of which is...
US-4,718,587 Car-top carrier to allow conversion to small utility watercraft
An improved design of Car-Top Luggage Carrier to allow conversion to small utility watercraft included: (1) A cover or bow section that substantially encapsulates or...
US-4,717,775 Transition metal complex catalyzed reactions
Transition metal-diorganophosphite complex catalyzed carbonylation processes, especially hydroformylation, as well as transition metal-diorganophosphite ligand...
US-4,717,518 Novel process for making polyurethane products which require reduced crushing in preventing said products from...
A process for making molded high resilience polyurethane cellular products which require reduced crushing in preventing the products from substantially shrinking...
US-4,717,008 Automatic coin feeder with winding mechanism
Apparatus automatically feeds coins into a parking meter. The timing clock used in the parking meter operates an external coin feeding mechanism to feed a coin...
US-4,716,250 Hydroformylation using low volatile/organic soluble phosphine ligands
A nonaqueous hydroformylation process for producing aldehydes using low volatile, organic soluble monosulfonated tertiary phosphine salt ligands.
US-4,716,138 Oligomerization to alpha-olefins
An oligomerization or cooligomerization process comprising passing ethylene or a mixture of ethylene and propylene in contact with a catalyst, in the liquid...
US-4,714,756 Process for preparing melt processible tetrafluoroethylene copolymer granules
This invention relates to a process for preparing melt-processible tetrafluoroethylene perfluoro(alkyl vinyl ether) (TFE/PAVE) copolymer granules having good...
US-4,714,293 Dust control fluids spray arm
Provided is a dust control attachment for long wall mining equipment featuring a water spray head fixed on the end of an arm which is mounted in a manner to be...
US-4,714,188 Method of making metal sculptures
A method of sculpting in metal is disclosed in which the artist first sculpts or otherwise forms a core in a desired, artistic, aesthetically pleasing shape. The...
US-4,713,926 Packaging machine and method
A machine and a method for density packing of cylindrical plastic objects such as caps in layers in rectangular containers. The machine includes an elongated...
US-4,713,891 Column marker
A column marker (10) to be used for marking columns on a book layout sheet (42) comprises an elongated ruler member (12) defining a straightedge (14) and a...
US-4,713,053 Method and apparatus for performing suction lipectomy
A cannula is provided with a guide bar extending in spaced, parallel relationship to the cannula. Adjacent and overlying a hole formed in the cannula tip through...
US-4,712,092 Parallel encoded piezoelectric keyboard switch and array
A keyboard switch includes a plurality of spaced piezoelectric transducers secured to a common strike plate which is selectively impacted to actuate all of the...
US-4,711,944 Humidity resistant coating employing branched polymers of t-butyl acrylate
Coating compositions containing polymers comprising t-butyl acrylate, polyfunctional acrylates, and comonomers containing an active crosslinking site exhibit...
US-4,710,587 Process for removing triorganophosphine from an organic liquid
A process for selectively removing alkyl substituted phosphine from an organic liquid containing same and triarylphosphine by treating said liquid with...
US-4,710,296 Static sieve feed control
In a static sieve assembly having a housing for mounting a sieve or screen, a feed box having a discharge spout for feeding material tangentially to and across...
US-4,710,064 Movable roof support and bolter system
A mine roof support system includes a plurality of truss members each having first and second ends which are positioned in spaced relationships one behind...
US-4,709,661 Waste bag
A waste bag for collecting solid waste excretions of a horse includes a bottom cup-like portion and a back portion extending upwardly from the rearward side of...
US-D292,997 Coin tossing gameboard target
US-4,708,812 Encapsulation of phase change materials
Solid phase change materials, such as CARBOWAX.RTM. polyethylene glycol 8000, are encapsulated in a condensation polymeric shell to provide heat storage material...
US-4,708,395 Remotely sensing of excavation cavity during mining
Method and apparatus for hydraulically mining a location using a hydraulic monitor which has horizontal and vertical positionable control apparatus. The...
US-4,708,322 Electrified fence gate
An electrified fence gate using a series of flexible electrically conductive gate wires extending generally vertically from a rigid support and being connected...
US-4,707,535 Low viscosity adducts of a poly(active hydrogen) organic compound and polyepoxide
This invention is directed to adducts of a poly(active hydrogen) organic compound and a polyepoxide comprising the reaction product of a poly(active hydrogen)...
US-4,707,205 Method for making an inflatable mandrel
An inflatable mandrel supported upon a cylindrical surface, the cylindrical surface opposing a mandrel ply coated on only one surface with a rubberizing compound...
US-D292,785 Floating boat trailer
US-4,705,176 Article vendor with adjustable column transfer provision for accomodating locally-prevalent space-to-sales ratio
A column vendor for articles such as generally cylindrical containers of beverage typified by cans or bottles of soft drinks is provided with an inexpensive and...
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