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| Patent # | Description |
|---|---|
| US-4,872,973 |
Cyclone classifier In a cyclone classifier wherein the material to be processed is swirled in a tubular casing having a conical lower portion and classified, a cylindrical body is... |
| US-4,872,972 |
Apparatus for classifying particles An apparatus for classifying particles entrained by a solid-gas jet stream includes a feed nozzle, a cyclonic wall having an inner arcuate wall, and an auxiliary... |
| US-4,872,971 |
Progressive flow cracking of coal/oil mixtures with high metals content
catalyst Liquid fuel products are produced at least partially from coal by passing into a progressive flow catalytic cracking zone a mixture stream of coal and... |
| US-4,872,970 |
Reactivation of iridium-containing catalysts Supported iridium-containing hydrocarbon conversion catalyst that are at least partially deactivated due to the deposition of carbonaceous residues thereon... |
| US-4,872,969 |
Method for valveless control of particle transport A method and apparatus are provided for controlling the transfer of particles between zones of different pressure using particle collection and particle transfer... |
| US-4,872,968 |
Catalytic dewaxing process using binder-free catalyst A catalytic dewaxing process in which a waxy hydrocarbon feed is dewaxed over binder-free zeolite dewaxing catalyst. The absence of binder reduces catalyst aging... |
| US-4,872,967 |
Multistage reforming with interstage aromatics removal Disclosed is a process for catalytically reforming a gasoline boiling range hydrocarbonaceous feedstock wherein the reforming is conducted in two or more stages... |
| US-4,872,966 |
Sheet type electrode for use in the measurement of ion concentrations An improved electrode assembly of a modular configuration for sensing ion concentration includes a substrate mounted in a housing and being sandwiched by a first... |
| US-4,872,965 |
Contact lens cleaning apparatus An apparatus for cleaning soft contact lenses by the application of an electrical field and comprising a base which is made of non-conducting material for... |
| US-4,872,964 |
Planar magnetron sputtering apparatus and its magnetic source A planer magnetron sputtering apparatus having a magnetic source which is rotated eccentrically around the axis of the target and has a particular arrangement of... |
| US-4,872,963 |
Method and apparatus for improved electroplating and painting racks A retaining tip for releasable attachment to a rod having a cross-section in which two arms are attached to one another at one end of each by a circular wound... |
| US-4,872,962 |
Printing press The invention relates to a surface printing press with a printed image carrier having an image thereon corresponding to the matter to be printed on paper or the... |
| US-4,872,961 |
Corrosion resistant, low temperature cured cathodic electrodeposition
coating Cathodic electrodepositable coating compositions comprising an aqueous dispersion of (1) at least one cationic epoxy-based resin, (2) at least one blocked... |
| US-4,872,960 |
Protective coatings of a cured hydroxystyrene mannich base and blocked
polyisocyantes A coating composition which is a uniformly dispersed admixture of A. a fluid carrier; and B. a homopolymer or copolymer containing monomer units of the formula ... |
| US-4,872,959 |
Electrolytic treatment of liquids An improved electrolytic system for treating aqueous solution which passes the solution along an inner helical insulator wrapped around a centrally located anode... |
| US-4,872,958 |
Ion exchange membrane for electrolysis An ion exchange membrane for electrolysis comprising a first layer of a fluoropolymer having carboxylic acid groups as its ion exchange groups and facing a... |
| US-4,872,957 |
Electrochemical cell having dual purpose electrode Cell having a porous, self-draining, gas diffusion electrode contained within a frame and having on both sides of said electrode a liquid permeable microporous... |
| US-4,872,956 |
Methods of measuring ion-concentration and the like and a calibrating
sheet as well as a calibrating method of... A method of measuring an ion-concentration and the like characterized by a sample absorbed in an easily absorbing solution material and the absorbing material is... |
| US-4,872,955 |
Vapor/liquid contact column structure A vapor-and-liquid contact structure for distillation, fractionation, rectification, absorption, and the refining, in a column, of various liquid materials such... |
| US-4,872,954 |
Apparatus for the treatment of waste An apparatus and method are disclosed for the separation and extraction of a waste material into a solid, a liquid, and a gas phase utilizing a rotating drum... |
| US-4,872,953 |
Apparatus for improving the quality of paper manufactured from recycled
paper with a hydrokinetic amplifier An apparatus and method for improving the quality of paper manufactured from recycle paper stock which comprises a hydrokinetic amplifier, a pulper, a dump... |
| US-4,872,952 |
Method for manufacturing a board- or sheet-shaped material with a high
proportion of glass or mineral wool fibres A method and a device for manufacturing a board- or sheet shaped material with a high amount of glass or mineral wool fibres and produced in e.g. a board- or... |
| US-4,872,951 |
Starch blends useful as external paper sizes This invention presents a series of blends of ASA-treated and cationic starches for use as external sizes of paper and paperboard products. The blends contain at... |
| US-4,872,950 |
Process for recovering energy and chemicals from spent liquor in pulp
preparation Eenrgy and process chemicals are recovered from spent liquor in pulp preparation by thermally decomposing the spent liquor to solid and gaseous products at an... |
| US-4,872,949 |
Process for treatment of drilling mud Used drilling muds containing substantial quantities of organic liquids and water-soluble salts are treated to render them environmentally acceptable for... |
| US-4,872,948 |
Method and apparatus for controlling centrifugal thin film dryer Disclosed is a control system for a centrifugal thin film dryer wherein a slurry including solid matter is fed to a tubular heating surface and the a slurry is... |
| US-4,872,947 |
CVD of silicon oxide using TEOS decomposition and in-situ planarization
process A high pressure, high throughput, single wafer, semiconductor processing reactor is disclosed which is capable of thermal CVD, plasma-enhanced CVD, ... |
| US-4,872,946 |
Method of manufacturing supports for lithographic printing plate The processing supports for lithographic printing plate is improved by an induction heating method while chemically and/or eldctric-chemically surface-treating... |
| US-4,872,945 |
Post seal etching of transducer diaphragm A process for manufacturing a pressure transducer of a pressure sensor is disclosed. Initially, a capacitive pressure transducer is formed by bonding a silicon... |
| US-4,872,944 |
Process for the control in real time of the selectivity of the etching
by analysis of the plasma gases in a... The present invention concerns a process for the control in real time of the etching in a process for manufacturing electronic components of the type obtained by... |
| US-4,872,943 |
Process for making monocrystalline HGCDTE layers A process for making single-crystal mercury cadmium telluride layers by epitaxial growth on a cadmium telluride substrate, performed inside a reactor with two... |
| US-4,872,942 |
Seal bar including clamped seal element A seal bar including a clamped seal element for rotary side seal machines and, more particularly, to a thin ribbon-like seal element constituted of a metallic... |
| US-4,872,941 |
Automatic welding apparatus for welding thermoplastic materials in sheet
form The present invention provides an automatic welding apparatus for welding a pair of horizontally overlapping thermoplastic materials in sheet form along the... |
| US-4,872,940 |
Apparatus for the continuous welding of strips and/or sheets The invention relates to an apparatus for the continuous butt welding of strips and sheets by laser beams. The sheets or strips 1,2 are moved together in... |
| US-4,872,939 |
Apparatus for assembling lined packaging tray In an apparatus for preparing absorbent pad lined packaging trays, means sense the tail end of a liner supply that is to be discarded, determines and cuts off... |
| US-4,872,938 |
Processing apparatus A process module which is compatible with a system using vacuum wafer transport in which wafers are generally transported and processed in a face down position... |
| US-4,872,937 |
Electrical component and method of mounting same A mounting entity comprises, in layered order, a pressure sensitive adhesive, a foam spacer, a second pressure sensitive adhesive, a filler, and a heat sensitive... |
| US-4,872,936 |
Polymerizable cement mixtures The invention concerns polymerizable cement mixtures containing (a) polymerizable unsaturated monomers and/or oligomers and/or prepolymers containing acid groups... |
| US-4,872,935 |
Apparatus and method for bonding a plastic container and spout An apparatus for forming a bond between a plastic fill spout and a plastic container immediately after forming a bore through the container, includes a tool with... |
| US-4,872,934 |
Method of producing hybrid multi-layered circuit substrate A method for producing a hybrid multi-layered circuit substrate which utilizes prefabricated flexible printed circuit(s) which are rigidized in areas which... |
| US-4,872,933 |
Method of forming rapidly disintegrating paper tubes A method of forming a tube is disclosed which has the strength and stiffness required for a tampon applicator tube and which can rapidly disintegrate in water. A... |
| US-4,872,932 |
Method for making rubbery composite materials by plating a metal
substrate with a cobalt alloy A rubbery composite material comprising a substrate and a rubber composition bonded thereto is prepared by metallizing a substrate with a thin film of zinc,... |
| US-4,872,931 |
Heat shrink labeling machine with extended chuck Turret type labeling machine with pairs of chucks arranged coaxially and rotated orbitally about the machine axis while spinning about their individual axes.... |
| US-4,872,930 |
Method for manufacturing carpet tiles having excellent dimensional
stability The present invention relates to a method for manufacturing carpet tiles having excellent dimensional stability which comprises the steps of: (a) allowing a... |
| US-4,872,929 |
Composite explosive utilizing water-soluble fuels Disclosed is an explosive composition formed by a mixture of solid oxidizer salt and emulsion. In one aspect the emulsion contains no dissolved inorganic... |
| US-4,872,928 |
Solder paste A water-soluble solder paste consisting essentially of solder powder, water-soluble organic activator and polyethylene glycol vehicle. |
| US-4,872,927 |
Method for improving the microstructure of titanium alloy wrought
products A method for improving the microstructure of wrought titanium alloy material which comprises the steps of hydrogenating the material at a temperature near or... |
| US-4,872,926 |
Process for heat treating metals or metal alloys in a thermal plasma Workpieces of metal are treated with a high temperature, ambient pressure argon arc plasma system to facilitate surface and through hardening. The argon flame is... |
| US-4,872,925 |
Photovoltaic cell fabrication method and panel made thereby A photovoltaic cell fabrication method and photovoltaic cell including a layer of amorphous silicon sandwiched between a transparent sheet electrode and a back... |
| US-4,872,924 |
Method of producing shadow mask of color cathode ray tube A method of producing a shadow mask for use in a color cathode ray tube, has the following steps which are conducted in sequence: preparing an alloy sheet having... |
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