Patents
Patents for B22F 3 - Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor (25,871)
11/1991
11/26/1991US5067979 Sintered bodies and production process thereof
11/21/1991EP0457418A1 An optimized double press-double sinter powder metallurgy method
11/21/1991EP0457350A1 Precious metal article, method for manufacturing same, moldable mixture for use in manufacture of same and method for producing moldable mixture
11/19/1991US5066454 Isostatic processing with shrouded melt-away mandrel
11/19/1991US5066215 Extrusion die for forming thin-walled honeycomb structures
11/17/1991CA2035378A1 Optimized double press-double sinter powder metallurgy method
11/15/1991CA2016843A1 Thermochemical treatment of machinery components for improved corrosion resistance
11/14/1991WO1991017012A1 Rotor for a rotary screw machine, a rotary screw machine and a process for manufacturing a rotor
11/14/1991EP0483139A4 Hot pressing of particulate materials.
11/13/1991EP0456441A1 Solid polymer solution binders for sinter-processing of metal or ceramic powders
11/13/1991EP0455913A1 Composition suitable for injection molding of metal alloy or metal carbide powders
11/13/1991EP0220198B1 Preparing metal compounds by pyrolysis
11/12/1991US5064609 Hydrogen reducing atmosphere, jigs
11/12/1991US5064463 Reactive Metal Powder Coated With Less Reactive Metal
11/05/1991USH974 Thrust bearing and method of manufacturing thereof
11/05/1991US5063029 Resistance adjusting type heater and catalytic converter
11/05/1991US5063022 Method for uniaxial hip compaction
11/05/1991US5062908 Valve guide
11/05/1991US5062885 Rare earth metal-iron group metal target, alloy powder therefor and method of producing same
10/1991
10/29/1991US5061439 Manufacture of dimensionally precise pieces by sintering
10/29/1991US5061324 Thermomechanical processing for fatigue-resistant nickel based superalloys
10/29/1991US5060713 Method of and apparatus for spraycasting
10/23/1991EP0453068A2 Sintered exhaust seal
10/23/1991EP0452618A1 Process and apparatus for preparing an abrasive body for grinding tools
10/22/1991US5059490 Uniform dispersion of complex boride and corbide whiskers, high temperature stability; high compressive strength and toughness, for structurural uses
10/22/1991US5059489 Sintered hard porous body; mixture of metals and metal alloys; catalysts; selective leaching; absorption and desorption
10/22/1991US5059388 Process for manufacturing sintered bodies
10/22/1991US5059387 Method of forming shaped components from mixtures of thermosetting binders and powders having a desired chemistry
10/21/1991WO1991016801A1 A method of nitriding refractory metal articles
10/21/1991CA2078120A1 Method of nitriding refractory metal articles
10/16/1991EP0452125A2 Heater and catalytic converter
10/16/1991EP0451969A1 Sintered composite and method of manufacturing same
10/16/1991EP0451467A1 Sintering method using a yielding ceramic mould
10/16/1991CN1055397A Heat-resistant antifriction self-lubricating material and its manufacturing method
10/15/1991US5057273 Method for uniaxial compaction of materials in a cold isostatic process
10/15/1991CA1290597C Process for forming metal-ceramic composites
10/09/1991EP0450897A2 Heat-resistant metal monolith and manufacturing method therefor
10/09/1991EP0450784A1 Method of forming thin-walled and long-sized cylindrical compact for magnet
10/09/1991EP0449895A1 Process for manufacturing mechanically stable, porous, permeable elements from aluminium powder or granules
10/09/1991EP0449813A1 Complex ceramic whisker formation in metal-ceramic composites
10/09/1991CN1014221B Method and apparatus for moulding using the solid flowable polymer as medium
10/08/1991US5054748 Multi-chamber vacuum installation
10/08/1991US5054539 Process and apparatus for the manufacture of axially symmetrical bodies
10/02/1991EP0449665A1 A process for producing a rare earth-iron-boron magnet
10/02/1991EP0449566A1 Partially hardened sintered body and method of manufacturing same
10/02/1991EP0449309A2 Method of making metalic thin film
10/02/1991EP0448875A1 Method of making discs of material
10/02/1991EP0448854A1 Improved method of making a nickel hydroxide-containing cathode for alkaline batteries
10/02/1991EP0299027B1 Creep-resistant alloy of refractory metals and its production process
10/01/1991US5053192 Method for making products from powdered materials
10/01/1991US5053090 Selective laser sintering with assisted powder handling
09/1991
09/27/1991CA2034429A1 Method for id sizing of filament reinforced annular objects
09/25/1991EP0419685A4 Method and device for making articles from powder materials
09/25/1991EP0406265A4 Densification of ceramic-metal composites
09/25/1991CN1054733A Chuck jaw
09/25/1991CN1054731A Process for making composite materials, and heat-receiving materials and making method therefor
09/24/1991US5051315 Compacting scrap metal in a tube for recycling
09/24/1991US5051218 Method for localized heating and isostatically pressing of glass encapsulated materials
09/24/1991US5051139 Thermoforming and annealing metal alloys, recrystallization
09/24/1991CA2038702A1 Method of forming thin-walled and long-sized cylindrical compact for magnet
09/19/1991WO1991014272A1 Process for producing se permanent magnets
09/19/1991WO1991014013A1 Aluminum-chromium alloy and production thereof
09/19/1991WO1991014011A1 Spray cast aluminium-lithium alloys
09/19/1991WO1991013714A1 Process for manufacturing metallic or ceramic materials
09/19/1991DE4033227A1 Metallic or ceramic article prodn. - by moulding or casting film-forming material contg. metals or ceramic raw materials
09/18/1991EP0446934A2 Fabricating method of composite material, and heat conductive material and fabricating method of heat conductive material
09/18/1991EP0446708A2 Thermoplastic materials for manufacturing metallic articles
09/18/1991EP0446673A1 Process for preparing a sintered article having a compact outer layer and a smooth surface
09/18/1991EP0446665A1 Process for the production of a shaped product from metallic or ceramic powder
09/18/1991EP0446664A1 Process for the production of components with a complicated profile by forming a dense product from pourable powder
09/18/1991CN1054553A Process for producing porous refractory materials products thereof, and method of making products
09/17/1991US5048801 Sintering furnace
09/12/1991DE4106219A1 Sinter powder with increased iron content - gives prods. of improved dimensional stability and mechanical properties,increasing mfg. efficiency
09/11/1991CN1054412A Method of coating ceramic honeycomb members with finely-divided solids
09/10/1991US5047269 Assembly for making ceramic composite structures and method of using the same
09/10/1991US5047205 Method and assembly for producing extruded permanent magnet articles
09/10/1991US5047182 Slurrying, injection molding, sintering
09/10/1991US5047181 Forming of complex high performance ceramic and metallic shapes
09/10/1991CA1288619C Dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization
09/06/1991CA2011551A1 Process for making metal fibers from spherical particles of metal powder and apparatus for effecting this process
09/05/1991WO1991013181A1 Method for superplastic forming of rapidly solidified magnesium base metal alloys
09/05/1991WO1991012911A1 Method of manufacturing mouldings
09/05/1991WO1991012879A1 Inorganic membranes and a process for making inorganic membranes
09/05/1991DE4006410A1 Halbzeug aus kupfer oder einer kupferlegierung mit kohlenstoffzusatz Semi-finished products of copper or a copper alloy with carbon added
09/04/1991EP0444494A1 Method of coating a ceramic honeycomb material with finely divided solids
09/03/1991US5045276 Method for production of injection molded powder metallurgy product
09/03/1991US5045121 Aqueous solution of hydrogen peroxide
09/03/1991CA2034344A1 Method of forming dual alloy disks
09/03/1991CA1288208C Method and apparatus for forming shaped pieces of insulation
09/02/1991WO1991013183A1 Semi-finished product made of copper or a copper alloy with carbon additive
09/02/1991CA2054755A1 Semi-finished product made of copper or a copper alloy with carbon additive
08/1991
08/28/1991EP0443950A1 Moulding device of composite material for the hot-pressing of articles from refractory material
08/28/1991EP0443048A1 Method of producing cemented carbide or cermet alloy
08/28/1991CN1013688B Method for multiple port plasma spray porous metal abradable coatings
08/27/1991US5043137 Method and device to produce a coating from metal powder metallurgically bonded to a metallic part
08/27/1991US5043123 Method and apparatus for manufacturing finished parts as composite bodies from pulverulent rolling materials
08/27/1991US5043111 Process and apparatus for the manfuacture of dimensionally accurate die-formed parts
08/24/1991WO1991012912A1 Metal/superconducting oxide composites and preparation thereof
08/24/1991CA2049353A1 Metal/superconducting oxide composites and preparation thereof
08/20/1991US5041168 Valve guide