Patents for B22F 5 - Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product (5,694) |
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01/25/1995 | EP0634959A1 Process and device for the continuous production of cylindrical rods with at least one internal helical channel, and sinter blank made by this process. |
01/25/1995 | CN1097662A Heat treatment of metal castings and in-furnace sand reclamation |
01/17/1995 | US5382005 Methods and apparatus for firing extruded metals |
01/11/1995 | EP0632754A1 Press apparatus |
01/03/1995 | US5378426 Oxidation resistant metal particulates and media and methods of forming the same with low carbon content |
01/03/1995 | US5378416 Method of and system for manufacturing powder moldings |
01/03/1995 | US5377843 Classifying wheel for centrifugal-wheel air classifier |
12/27/1994 | US5376329 Method of making composite orifice for melting furnace |
12/27/1994 | US5375759 Power coating of hardfacing alloy by forming a retaining wall around the substrate |
12/21/1994 | EP0629770A2 Process for preparing a blade ring for a drum rotor of a turbine |
12/13/1994 | US5372793 Process of manufacturing a friction ring for use in a clutch or brake |
12/07/1994 | EP0627018A1 As sintered coining process |
12/07/1994 | EP0626893A1 Method of producing bearings |
12/07/1994 | EP0552272B1 Gear wheels rolled from powder metal blanks |
11/30/1994 | EP0626358A2 Electrically conductive high strength dense ceramic |
11/30/1994 | CN1026815C Hydrodynamic bearings having beam mounted bearing pads and sealed bearing assemblies including the same |
11/24/1994 | DE3490361C2 Use of a wear-resistant sintered alloy based on iron |
11/23/1994 | EP0625583A1 Material for friction parts intended to operate in a lubricated environment and method for producing such material |
11/22/1994 | US5366363 Modular apparatus for compression forming or calibrating of powder metal workpieces |
11/15/1994 | US5364253 Magnetic circuit component molding device |
11/08/1994 | US5363006 Stator for ultrasonic motor and method for manufacturing the same |
11/08/1994 | US5362791 Dimensional stability, non-cracking |
11/02/1994 | EP0622469A1 Aluminum alloy powder for sliding members and aluminum alloy therefor |
11/02/1994 | EP0340296B1 Method of repairing damages in superalloys |
11/01/1994 | US5359771 Process for the manufacture of a gear wheel in an internal greared |
11/01/1994 | US5359770 Method for bonding abrasive blade tips to the tip of a gas turbine blade |
10/19/1994 | EP0620286A1 Ceramic-particle-dispersed metallic member, manufacturing method of same and use of same |
10/18/1994 | US5356721 Axial symmetry sintered shapes; concentric zones |
10/12/1994 | EP0619157A1 Gear making process |
10/11/1994 | US5354627 Anode of porous nickel-base alloy, cathode of porous nickel oxide doped with lithium, and electrolyte plate of eutecic mixture of carbonates |
10/11/1994 | US5353500 Making a fractured powder metal connecting rod |
10/11/1994 | CA1332296C Making a fractured powder metal connecting rod |
10/04/1994 | US5352539 Extruder housing for double-screw extruder having an annularly stepped internal bore covered by a hot isostatically-pressed structure, and method of making same |
09/21/1994 | EP0466807B1 Density element and method of manufacture thereof |
09/15/1994 | WO1994020765A1 Process for producing a component with at least one divided bearing surface for rolling elements |
09/15/1994 | DE4307560A1 Method for the powder-metallurgical production of a machine part subject in certain areas to different types of loading |
09/14/1994 | EP0614737A1 Dome shaped extrusion dies |
09/14/1994 | EP0614715A1 Wheel speed measuring gear and method of manufacturing the same |
09/13/1994 | US5346668 Containing zinc, lead, nickel and boron; automobiles, ships, aircraft, bushings and washers in floating bearings |
09/13/1994 | US5346667 Method of manufacturing sintered aluminum alloy parts |
09/07/1994 | CN1091856A Contacts material for vacuum valve and method of manufacturing the same |
09/06/1994 | US5344716 Provided with degassing openings made before sintering |
09/06/1994 | US5344507 Wear-resistant aluminum alloy and method for working thereof |
08/31/1994 | EP0612598A1 Method of making extrusion dies from powders |
08/31/1994 | EP0612277A1 Methods for alloy migration sintering |
08/31/1994 | EP0612276A1 Heat treatment of metal castings and in-furnace sand reclamation |
08/23/1994 | US5340530 Method of forming an insert on a part to be clad that is made of steel or of titanium alloy |
08/18/1994 | WO1994018463A1 Process for producing a component having at least one two-piece bearing seat |
08/18/1994 | WO1994017940A1 Spray powder for hardfacing and part with hardfacing |
08/10/1994 | EP0609601A2 Contact material for vacuum interrupter and method of making the same |
08/03/1994 | EP0382833B1 Powder metal mirror |
08/02/1994 | US5334085 Process for the manufacture of an impregnated cathode and a cathode obtained by this process |
07/19/1994 | US5330702 Process for producing CuCr contact pieces for vacuum switches as well as an appropriate contact piece |
07/12/1994 | US5328763 Spray powder for hardfacing and part with hardfacing |
07/05/1994 | US5326526 Magnesium silicate solid lubricants; sliding parts for valves of internal combustion engines; wear resistance |
06/29/1994 | EP0603749A1 Compound sleeve roll and method for producing same |
06/29/1994 | CN2170170Y Mould for diamond dry-cutting saw blade |
06/23/1994 | WO1994013846A1 Material for friction parts intended to operate in a lubricated environment and method for producing such material |
06/22/1994 | WO1994014991A1 As sintered coining process |
06/21/1994 | US5322824 Electrically conductive high strength dense ceramic |
06/15/1994 | EP0601368A1 Method of manufacturing a part of a spindle motor |
06/08/1994 | EP0600824A1 Method for manufacturing a diamond core bit |
06/07/1994 | US5318468 Pressing and sintering at least two layers of metals in different proportions, impregnating with emission, materials of metal oxides, shaping |
06/01/1994 | EP0598866A1 Process for making mouldings and use thereof |
05/26/1994 | WO1994011140A1 Method relating to powder metallurgical manufacturing of a body |
05/10/1994 | US5310320 Rotor for a rotary screw machine having internal member and external shell made of pressed metal powder |
05/03/1994 | US5308556 Pre-milling powders with dispersant and solvent, dissolving in high molecular weight thermoplastic polymer in wax, blending powder and binder, volatilizing, shaping, machining, sintering |
04/28/1994 | WO1994008743A1 Moulding of apertured articles |
04/28/1994 | DE4328160A1 Helical screw for plastic extruder - having special corrosion and wear resistant tips to screw threads |
04/27/1994 | EP0593691A1 Process for producing sintered components. |
04/26/1994 | US5306462 Fibrous tantalum and capacitors made therefrom |
04/26/1994 | US5305947 Method for manufacturing semiconductor-mounting heat-radiative substrates and semiconductor package using the same |
04/21/1994 | DE4303396A1 Preßformen von perforierten Gegenständen Compression molding of perforated objects |
04/14/1994 | WO1994008061A1 A method of producing sintered alloy steel components |
04/14/1994 | WO1994007630A1 Wheel speed measuring gear and method of manufacturing the same |
04/13/1994 | EP0591907A2 Process for preparing metal sheets or ceramic plates |
04/13/1994 | EP0591906A1 Method of making metal sheets |
03/31/1994 | WO1994006589A1 Sintered articles |
03/31/1994 | DE4232432A1 Powder metallurgy connecting rod - has at least powder metallurgy big-end bearing forming part of compound connecting rod structure |
03/30/1994 | EP0589137A1 Wear resistant sliding member and method of manufacturing the same |
03/29/1994 | US5298336 Multilayer composite sliding material having excellent seizure resistance property |
03/29/1994 | US5298052 High temperature bearing alloy and method of producing the same |
03/24/1994 | DE4231511A1 Die and stamp for pressing glass articles - made from oxide dispersion strengthened (ODS) superalloys based on iron@ or nickel@ |
03/15/1994 | US5294399 Preparation of cathode structures for impregnated cathodes |
03/15/1994 | US5294269 Repeated sintering of tungsten based heavy alloys for improved impact toughness |
03/03/1994 | WO1994004297A1 Heat treatment of metal castings and in-furnace sand reclamation |
03/02/1994 | EP0584858A1 Low pressure discharge lamp having sintered "cold cathode" discharge electrodes |
03/01/1994 | US5290508 Manufacturing process for ring-shaped parts |
02/22/1994 | US5288454 Powder metallurgy, cold compression, sintering, magnetizing |
02/16/1994 | CN1082245A Method for making ferrite core |
02/15/1994 | US5286577 Co-drawn composite of conductor core and matrix; high purity aluminum; aluminum iron cerium alloy matrix |
02/15/1994 | US5286323 Dome shaped extrusion dies |
02/01/1994 | US5282688 Sintered oil impregnated bearing and its manufacturing method |
01/26/1994 | EP0579911A2 Process for preparing composite isotropic copper-based materials by slip casting, having a low thermal expansion coefficient and high electrical conductivity and their use |
01/25/1994 | CA1326392C Powder metal mirror |
01/25/1994 | CA1326349C Process for producing an elongated sintered article |
01/18/1994 | CA1326132C2 Pump liners and a method of cladding the same |
01/12/1994 | EP0578518A1 Process for preparing an insert on an article to be coated, the article being from steel or titanium alloy |
01/11/1994 | CA1325899C Method for making tungsten-titanium sputtering targets |
01/05/1994 | EP0480922B1 PROCESS FOR PRODUCING A CuCr CONTACT MATERIAL FOR VACUUM SWTICHES |