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)
05/1996
05/01/1996CN1121454A Dispersion-strengthened copper electrode for upset welding
05/01/1996CN1031723C Method of forming compacts electric
04/1996
04/30/1996US5512236 Blending carbon, ferro manganese, and a lubricant with compressible elemental iron powder, pressing to form shape, high temperature sintering in reduced atmosphere and coining to final shape to narrow tolerance variability
04/30/1996US5512162 Method for photo-forming small shaped metal containing articles from porous precursors
04/30/1996US5511603 Machinable metal-matrix composite and liquid metal infiltration process for making same
04/25/1996WO1996011784A1 Method and apparatus for processing thermoplastics, thermosets and elastomers
04/24/1996EP0707910A2 Porous metal body and process for producing same
04/23/1996US5509975 Heating, extruding at first and second temperatures where second temperature is between softening and crystallization temperatures and no crystalline phase forms
04/18/1996WO1996011117A1 Forming integral objects from laminations
04/17/1996EP0707086A2 Sintered body for high-hardness tools
04/17/1996CN1120693A input technology Chinese character keyboard using digital form and digital sounding
04/17/1996CN1120593A Titanium based object with high level of hardness and brilliance, method of manufacturing such an object and method of hardening and coloring a surface of such an object
04/16/1996US5508489 Apparatus for multiple beam laser sintering
04/16/1996US5508254 Method of preparing oxide superconducting wire
04/16/1996US5508114 Lead-provided porous metal sheet and method for manufacturing the sheet
04/16/1996US5507336 Method of constructing fully dense metal molds and parts
04/11/1996DE19514740C1 Appts. for producing three-dimensional objects by laser sintering
04/10/1996EP0706190A1 Fabrication methods for R-Fe-B permanent magnets
04/10/1996EP0705228A1 Electroceramics and process for making the same
04/09/1996US5505984 Plasma spraying a porous coating of biocompatible thermoplastic material to biocomplatible fibrous material, heating under pressure, then cooling to form a prosthetic joint for human
04/04/1996DE4434586A1 Alloy cathode for molten carbonate fuel cell has longer life and required high porosity
04/03/1996EP0704543A1 Slide member made of sintered aluminum alloy and method of production thereof
04/02/1996US5503796 Method for conform extrusion of powder feed
04/02/1996US5503795 Preform compaction powdered metal process
04/02/1996US5503794 Metal alloy foils
03/1996
03/28/1996WO1996009132A1 Method for fabricating dimensionally accurate pieces by laser sintering
03/28/1996CA2199713A1 Method for fabricating dimensionally accurate pieces by laser sintering
03/27/1996EP0703350A1 A tappet in an internal combustion engine and a method of manufacturing it
03/27/1996EP0703036A2 Selective laser sintering apparatus with radiant heating
03/27/1996EP0703029A1 Process for preparing interlocking metal parts
03/27/1996EP0702770A1 Metal fiber membrane for gas burners
03/27/1996CN1031415C Method of forming compacts
03/26/1996US5501784 Process for producing microstructure metallic elements
03/21/1996WO1996008360A1 Process for producing a three-dimensional object
03/21/1996WO1996008329A1 Improved iron-based powder compositions containing green strength enhancing lubricants
03/21/1996WO1996008302A2 Filter medium and use thereof in an air bag filter
03/21/1996WO1996006814A3 Filter manufactured by micropyrectic synthesis
03/21/1996DE4435364A1 Mouldings for adsorbing mercury@ for discharge lamps, phosphor lamps
03/21/1996DE4433471A1 Freeze injection moulding
03/21/1996DE4433118A1 Verfahren zur Herstellung eines dreidimensionalen Objektes A process for preparing a three dimensional object
03/20/1996EP0701875A1 Process for preparing metallic articles by injection moulding
03/20/1996EP0701472A1 Porous membranes and methods for making
03/13/1996EP0553209B1 Sintered metal sand screen
03/12/1996US5498483 Wear-resistant sintered ferrous alloy for valve seat
03/12/1996US5498393 Powder metallurgy with forging of aluminum alloys with iron and yttrium
03/12/1996US5498276 Solid polyether, compaction
03/12/1996US5498147 Powder molding press
03/12/1996US5498146 Apparatus for making metal alloy foils
03/12/1996US5497620 Mixing silicon carbide, binder, and viscosity control agent; extrusing, sintering
03/07/1996WO1996006814A2 Filter manufactured by micropyrectic synthesis
03/07/1996DE4442161C1 Method for producing a shaped component for e.g. welding electrodes
03/07/1996CA2175377A1 Filter manufactured by micropyrectic synthesis
03/05/1996US5496682 Three dimensional sintered inorganic structures using photopolymerization
03/05/1996US5496650 Metallic porous sheet having pores surrounded by a three-dimensional net-shaped framework of metallic layers
03/05/1996CA2051826C Electrode having a conductive contact area and method of making the same
02/1996
02/28/1996EP0698727A1 Method of manufacturing a tappet for an internal combustion engine
02/28/1996EP0698435A1 Powder metallurgy apparatus and process using electrostatic die wall lubrication
02/28/1996EP0697931A1 Method of producing sintered articles
02/28/1996EP0596934B1 Method and apparatus for producing strip products by a spray forming technique
02/28/1996CN1117563A Expansible fixing plug
02/28/1996CN1117418A A method for producing compacts from powdery material, and ...
02/22/1996WO1996005275A1 Powder metallurgy lubricant composition and methods for using same
02/21/1996EP0697266A1 Method of making an aluminum alloy brazing agent containing a flux
02/21/1996CN2220334Y Powder matallurgy mould mechanism
02/15/1996WO1996004087A1 Device for producing compacts
02/15/1996DE4439949C1 Shape generation by hot isostatic pressing for e.g. disk prodn.
02/14/1996EP0696688A1 Process for producing split type mechanical part
02/14/1996EP0696239A1 Methods and apparatus for heating metal powders
02/14/1996CN1031002C In-situ generation of heat treating atmospheres using a miture of non-cryogenically produced nitrogen and a hydrocarbon gas
02/13/1996US5490969 Mould for isostatic pressing
02/13/1996US5490882 Process for removing loose powder particles from interior passages of a body
02/07/1996EP0695371A1 Micropyretically-produced components of aluminium production cells
02/07/1996EP0590008B1 Extrusion die tool for producing a hard metal or ceramic rod with twisted internal bores
02/07/1996EP0563140B1 Process and device for manufacturing high-density sintered products
02/07/1996EP0474880B1 Aluminum-chromium alloy and production thereof
02/06/1996US5489411 Pressing rough sides of plasma-deposited preforms to metallurgically bond, solution annealing to reduce grain size and improve ductility
02/06/1996US5489204 Apparatus for sintering abrasive grain
02/01/1996WO1996002345A1 Iron powder components containing thermoplastic resin and method of making same
02/01/1996DE19526576A1 Prodn. of near-net-shape metallic components
01/1996
01/30/1996US5487865 Method of making complex shaped metal bodies
01/30/1996US5487773 Process for producing sintered body and magnet base
01/30/1996US5487771 High-efficiency metal membrane element, filter, and process for making
01/24/1996EP0693564A1 Process for preparing articles composed of intermetallic phases from pulverulent ductile components
01/24/1996EP0693162A1 Expanding plug
01/24/1996EP0693001A1 Cleaning and finishing a ceramic mold
01/23/1996US5486239 Method of manufacturing magnetically anisotropic R-T-B-M powder material and method of manufacturing anisotropic magnets using said powder material
01/18/1996WO1996001407A1 Non-lead, environmentally safe projectiles and method of making same
01/18/1996WO1996001163A1 REMOVAL OF BINDER FROM Ta PRODUCTS
01/18/1996DE4428842C1 Vorrichtung zur Herstellung von Preßkörpern An apparatus for the production of compacts
01/18/1996CA2190728A1 Removal of binder from ta products
01/17/1996CN1030698C Method of making metal matrix composite with the use of a barrier
01/16/1996US5484469 Method of making a sintered metal component and metal powder compositions therefor
01/16/1996US5484468 Cemented carbide with binder phase enriched surface zone and enhanced edge toughness behavior and process for making same
01/11/1996DE4423689A1 High pressure installation for forming component from metal blanks without heating
01/10/1996EP0690758A1 Surface decarburization of a drill bit having a refined primary cutting edge
01/10/1996EP0610442A4 Multiple powder delivery for selective laser sintering.
01/10/1996CN1114779A R-Fe-B permanent magnet materials and process of producing the same
01/09/1996US5482672 Process for extruding tantalum and/or niobium
01/09/1996US5482671 Method of manufacturing interlocking parts
01/09/1996US5482575 Fe-Re-B type magnetic powder, sintered magnets and preparation method thereof