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Class Information
Number: 419/64
Name: Powder metallurgy processes > Forming articles by uniting randomly associated metal particles > Powder pretreatment > Includes coating of particles
Description: Processes in which at least some particles of powder or particulate material become covered by a layer of some other material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7524361 |
Porous hydrogen separation membrane and method for preparing the same |
Apr. 28, 2009 |
| 7273527 |
Production method for powdered core |
Sep. 25, 2007 |
| 7211158 |
Production method for powdered core |
May. 1, 2007 |
| 7029769 |
Insulation film, powder for magnetic core and powder magnetic core and processes for producing the same |
Apr. 18, 2006 |
| 6989062 |
Heat treatment of iron-based components |
Jan. 24, 2006 |
| 6869566 |
Method of fabricating metallic glasses in bulk forms |
Mar. 22, 2005 |
| 6689183 |
Ferrite powder coating insulating layer for molding a powder metal core |
Feb. 10, 2004 |
| 6620376 |
Soft magnetic material and method for manufacturing it |
Sep. 16, 2003 |
| 6544352 |
Method for the compaction of soft magnetic powder |
Apr. 8, 2003 |
| 6503445 |
Iron-based powder composition for powder metallurgy having higher flowability and higher compactibility and process for production thereof |
Jan. 7, 2003 |
| 6451082 |
Iron-based powder mixture for powder metallurgy, process for producing the same, and method of forming a molding from the same |
Sep. 17, 2002 |
| 6451251 |
Method for manufacturing billet using aqueous salt solutions |
Sep. 17, 2002 |
| 6409796 |
Method for production of tantalum and niobium powders with highly developed surface |
Jun. 25, 2002 |
| 6375894 |
Acid assisted cold welding and intermetallic formation and dental applications thereof |
Apr. 23, 2002 |
| 6340397 |
Method for making low core loss, well-bonded, soft magnetic parts |
Jan. 22, 2002 |
| 6224990 |
Binder systems for powder metallurgy compacts |
May. 1, 2001 |
| 6174494 |
Non-lead, environmentally safe projectiles and explosives containers |
Jan. 16, 2001 |
| 6156264 |
Electromagnetic compacting of powder metal for ignition core application |
Dec. 5, 2000 |
| 6150048 |
Metallic interconnection material for solid oxide fuel cell and method for preparing the same |
Nov. 21, 2000 |
| 6139600 |
Method of making iron-based powder composition for powder metallurgy excellent in flow ability and compactibility |
Oct. 31, 2000 |
| 6136265 |
Powder metallurgy method and articles formed thereby |
Oct. 24, 2000 |
| 6045748 |
Method for molding an article from powder |
Apr. 4, 2000 |
| 6042781 |
Ambient temperature method for increasing the green strength of parts |
Mar. 28, 2000 |
| 6024915 |
Coated metal particles, a metal-base sinter and a process for producing same |
Feb. 15, 2000 |
| 6001289 |
Acid assisted cold welding and intermetallic formation |
Dec. 14, 1999 |
| 5977033 |
Lubricated aluminum powder agglomerates having improved flowability |
Nov. 2, 1999 |
| 5963776 |
Non-lead environmentally safe projectiles and method of making same |
Oct. 5, 1999 |
| 5908588 |
Incipient flocculation molding of particulate inorganic materials |
Jun. 1, 1999 |
| 5885653 |
Method of making metal composite materials |
Mar. 23, 1999 |
| 5716552 |
Thick-film conductor compostions comprising silver or palladium particles coated with alumina or zirconia |
Feb. 10, 1998 |
| 5628945 |
Multicomponent powder mixing process and compositions produced thereby |
May. 13, 1997 |
| 5591373 |
Composite iron material |
Jan. 7, 1997 |
| 5561829 |
Method of producing structural metal matrix composite products from a blend of powders |
Oct. 1, 1996 |
| 5538684 |
Powder metallurgy lubricant composition and methods for using same |
Jul. 23, 1996 |
| 5538684 |
Powder metallurgy lubricant composition and methods for using same |
Jul. 23, 1996 |
| 5529747 |
Formable composite magnetic flux concentrator and method of making the concentrator |
Jun. 25, 1996 |
| 5522976 |
Target component for cathode sputtering |
Jun. 4, 1996 |
| 5506061 |
Method for the preparation of metal matrix composite materials |
Apr. 9, 1996 |
| 5505903 |
Method of producing cold-moulded iron-containing briquettes |
Apr. 9, 1996 |
| 5468446 |
Pelletizing or granulating process |
Nov. 21, 1995 |
| 5447682 |
Method for production of magnetic coating material |
Sep. 5, 1995 |
| 5366687 |
Electrophoresis process for preparation of ceramic fibers |
Nov. 22, 1994 |
| 5318746 |
Process for forming alloys in situ in absence of liquid-phase sintering |
Jun. 7, 1994 |
| 5298336 |
Multilayer composite sliding material having excellent seizure resistance property |
Mar. 29, 1994 |
| 5292478 |
Copper-molybdenum composite strip |
Mar. 8, 1994 |
| 5223054 |
Method for producing hydrogen storage alloy resistant to micronization |
Jun. 29, 1993 |
| 5152959 |
Sinterless powder metallurgy process for manufacturing composite copper strip |
Oct. 6, 1992 |
| 5059387 |
Method of forming shaped components from mixtures of thermosetting binders and powders having a desired chemistry |
Oct. 22, 1991 |
| 5033939 |
Method of forming shaped components from mixtures of thermosetting binders and powders having a desired chemistry |
Jul. 23, 1991 |
| 4946499 |
Method of preparing iron base powder mixture for pm |
Aug. 7, 1990 |
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