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Class Information
Number: 419/38
Name: Powder metallurgy processes > Powder metallurgy processes with heating or sintering > Consolidation of powder prior to sintering
Description: Consolidating of powder prior to sintering: Processes which include consolidating a mass of the powder at some stage prior to sintering the particles therein.


Sub-classes under this class:

Class Number Class Name Patents
419/41 Extruding 137
419/42 Isostatic or hydrostatic 151
419/43 Rolling 84
419/39 Specific pressure or lack or pressure recited 216


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
7625522 Method and apparatus for forming a hole or slot in powder metal components Dec. 1, 2009
7597840 Production of amorphous metallic foam by powder consolidation Oct. 6, 2009
7585459 Method of preparing iron-based components Sep. 8, 2009
7578963 Method and apparatus for densifying powder metal gears Aug. 25, 2009
7578964 Powder injection molding composition and method of use Aug. 25, 2009
7578892 Magnetic alloy material and method of making the magnetic alloy material Aug. 25, 2009
7569179 Functionally graded cemented tungsten carbide Aug. 4, 2009
7566415 Method for manufacturing fully dense metal sheets and layered composites from reactive alloy powders Jul. 28, 2009
7560068 Method and apparatus for manufacturing a cutting insert Jul. 14, 2009
7556668 Consolidated hard materials, methods of manufacture, and applications Jul. 7, 2009
7553445 Manufacturing processes of sintered alloy and oil-impregnated sintered bearing Jun. 30, 2009
RE40785 Method of making a submicron cemented carbide with increased toughness Jun. 23, 2009
7537726 Method of producing a hard metal component with a graduated structure May. 26, 2009
7531128 Arrangement, device, method, product and use in connection with a blank made preferably of titanium powder and intended for a dental crown or other product for the human body May. 12, 2009
7527762 Method of producing heat pipe May. 5, 2009
7524453 Apparatus for manufacturing ring-shaped powder compact and method of manufacturing sintered ring magnet Apr. 28, 2009
7488443 Electrically conductive cermet and method of making Feb. 10, 2009
7479252 Method for manufacturing throwaway tip and apparatus for aligning green compact Jan. 20, 2009
7473295 Stainless steel powder Jan. 6, 2009
7470332 Production method for soft magnetic sintered member Dec. 30, 2008
7462217 Method of preparation for the high performance thermoelectric material indium-cobalt-antimony Dec. 9, 2008
7455711 Process for manufacturing hardened powder metal parts Nov. 25, 2008
7449144 Process for manufacturing a sliding contact piece for medium to high current densities Nov. 11, 2008
7435306 Method for preparing rivets from cryomilled aluminum alloys and rivets produced thereby Oct. 14, 2008
7431808 Sputter target based on titanium dioxide Oct. 7, 2008
7419527 Increased density particle molding Sep. 2, 2008
7416697 Method for preparing a metallic article having an other additive constituent, without any melting Aug. 26, 2008
7416613 Method for compacting magnetic powder in magnetic field, and method for producing rare-earth sintered magnet Aug. 26, 2008
7393498 Sintered metal parts and method for the manufacturing thereof Jul. 1, 2008
7389905 Flip chip bonding tool tip Jun. 24, 2008
7387230 Brazing filter metal sheet and method for production thereof Jun. 17, 2008
7384596 Method for producing a metallic article having a graded composition, without melting Jun. 10, 2008
7378053 Method for producing copper-based material with low thermal expansion and high heat conductivity May. 27, 2008
7371271 Composite soft magnetic sintered material having high density and high magnetic permeability and method for preparation thereof May. 13, 2008
RE40273 Method of manufacturing an archery broadhead with sintered components Apr. 29, 2008
7360309 Method of manufacturing microchannel heat exchangers Apr. 22, 2008
7361203 Sliding component and method for manufacturing the same Apr. 22, 2008
7329302 Lubricants for powdered metals and powdered metal compositions containing said lubricants Feb. 12, 2008
7329380 Method of controlling the dimensional change when sintering an iron-based powder mixture Feb. 12, 2008
7311875 High density stainless steel products and method for the preparation thereof Dec. 25, 2007
7309465 Sintered sprocket for silent chain and production method therefor Dec. 18, 2007
7309374 Diffusion bonded nickel-copper powder metallurgy powder Dec. 18, 2007
7309466 Cemented carbide body containing zirconium and niobium and method of making the same Dec. 18, 2007
7309373 Method of making a ceramic body of densified tungsten carbide Dec. 18, 2007
7300488 Powder metal composition and method for producing components thereof Nov. 27, 2007
7297271 Titanium powder sintered compact Nov. 20, 2007
7258812 Compound magnetic material and fabrication method thereof Aug. 21, 2007
7255933 Multi-layer sliding part and a method for its manufacture Aug. 14, 2007
7241368 Hafnium silicide target for gate oxide film formation and its production method Jul. 10, 2007
7217390 Method of fabricating ultra-fine cermet alloys with homogeneous solid grain structure May. 15, 2007

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19


 
 
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