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Class Information
Number: 419/39
Name: Powder metallurgy processes > Powder metallurgy processes with heating or sintering > Consolidation of powder prior to sintering > Specific pressure or lack or pressure recited
Description: Specific pressure or lack of pressure recited: Processes which recite a specific pressure during the compaction step or which recite that no nonambient pressure is imposed during the compaction step, i.e., the quantity of pressure employed during the consolidation step is recited in the claims.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7585459 |
Method of preparing iron-based components |
Sep. 8, 2009 |
| 7527667 |
Powder metallurgical compositions and methods for making the same |
May. 5, 2009 |
| 7431808 |
Sputter target based on titanium dioxide |
Oct. 7, 2008 |
| 7422631 |
Mould parts of silicon nitride and method for producing such mould parts |
Sep. 9, 2008 |
| 7393498 |
Sintered metal parts and method for the manufacturing thereof |
Jul. 1, 2008 |
| 7384445 |
Sintered metal parts and method for the manufacturing thereof |
Jun. 10, 2008 |
| RE40348 |
Arc segment magnet, ring magnet and method for producing such magnets |
Jun. 3, 2008 |
| 7341689 |
Pre-alloyed iron based powder |
Mar. 11, 2008 |
| 7309465 |
Sintered sprocket for silent chain and production method therefor |
Dec. 18, 2007 |
| 7217390 |
Method of fabricating ultra-fine cermet alloys with homogeneous solid grain structure |
May. 15, 2007 |
| 7153339 |
Powder metallurgical compositions and methods for making the same |
Dec. 26, 2006 |
| 7037355 |
Niobium powder for capacitor, sintered body using the powder and capacitor using the same |
May. 2, 2006 |
| 6827557 |
Amorphous alloy powder core and nano-crystal alloy powder core having good high frequency properties and methods of manufacturing the same |
Dec. 7, 2004 |
| 6719947 |
Composite porous media |
Apr. 13, 2004 |
| 6639787 |
Modified oxygen reduced valve metal oxides |
Oct. 28, 2003 |
| 6610245 |
Friction member manufacturing method |
Aug. 26, 2003 |
| 6472459 |
Fabrication of metallic microstructures by micromolding nanoparticles |
Oct. 29, 2002 |
| 6338747 |
Method for producing powder metal materials |
Jan. 15, 2002 |
| 6338907 |
Abrasive tool |
Jan. 15, 2002 |
| 6332906 |
Aluminum-silicon alloy formed from a metal powder |
Dec. 25, 2001 |
| 6325964 |
Method of manufacturing high-density titanium alloy article |
Dec. 4, 2001 |
| 6312494 |
Arc segment magnet, ring magnet and method for producing such magnets |
Nov. 6, 2001 |
| 6277326 |
Process for liquid-phase sintering of a multiple-component material |
Aug. 21, 2001 |
| 6126894 |
Method of producing high density sintered articles from iron-silicon alloys |
Oct. 3, 2000 |
| 6123895 |
Aluminum base member for semiconductor device containing a nitrogen rich surface and method for producing the same |
Sep. 26, 2000 |
| 6089843 |
Sliding member and oil pump |
Jul. 18, 2000 |
| 6063314 |
Method for accurate replication of shaped articles using sinterable powders |
May. 16, 2000 |
| 6045631 |
Method for making a light metal-rare earth metal alloy |
Apr. 4, 2000 |
| 6042780 |
Method for manufacturing high performance components |
Mar. 28, 2000 |
| 6033788 |
Process for joining powder metallurgy objects in the green (or brown) state |
Mar. 7, 2000 |
| 5989492 |
Process including heating and cooling for production of an injection-moulded body |
Nov. 23, 1999 |
| 5930583 |
Method for forming titanium alloys by powder metallurgy |
Jul. 27, 1999 |
| 5930580 |
Method for forming porous metals |
Jul. 27, 1999 |
| RE36249 |
High-efficiency metal membrane element, filter, and process for making |
Jul. 13, 1999 |
| 5881354 |
Sintered hi-density process with forming |
Mar. 9, 1999 |
| 5876481 |
Low alloy steel powders for sinterhardening |
Mar. 2, 1999 |
| 5878322 |
Heat-dissipating substrate for micro-electronic devices and fabrication method |
Mar. 2, 1999 |
| 5864071 |
Powder ferrous metal compositions containing aluminum |
Jan. 26, 1999 |
| 5842108 |
Mechano-chemical process for production of high density and ultrafine W/Cu composite material |
Nov. 24, 1998 |
| 5772701 |
Method of making tantalum capacitors |
Jun. 30, 1998 |
| 5758253 |
Sintered titanium-graphite composite and method of making |
May. 26, 1998 |
| 5728238 |
Iron based powder, component produced therefrom and method of producing the component |
Mar. 17, 1998 |
| 5714700 |
High strength self-lubricating composite material for high temperature and production method of the same |
Feb. 3, 1998 |
| 5711866 |
Acid assisted cold welding and intermetallic formation and dental applications thereof |
Jan. 27, 1998 |
| 5710384 |
Magneto-optical recording medium target and manufacture method of same |
Jan. 20, 1998 |
| 5602350 |
Method for compacting compactable materials and improved lubricant for same |
Feb. 11, 1997 |
| 5590388 |
Molded ceramic articles and production method thereof |
Dec. 31, 1996 |
| 5590385 |
Manufacturing method of target for sputtering |
Dec. 31, 1996 |
| 5581798 |
Method of producing a sintered carbonitride alloy for intermittent machining of materials difficult to machine |
Dec. 3, 1996 |
| 5568653 |
Method of producing a sintered carbonitride alloy for semifinishing machining |
Oct. 22, 1996 |
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