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Class Information
Number: 419/25
Name: Powder metallurgy processes > Powder metallurgy processes with heating or sintering > Controlled cooling after sintering
Description: Processes in which the lowering of the temperature of the hot sintered product is regulated in some positive fashion.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7597840 |
Production of amorphous metallic foam by powder consolidation |
Oct. 6, 2009 |
| 7473296 |
Wear-resistant sintered contact material, wear-resistant sintered composite contact component and method of producing the same |
Jan. 6, 2009 |
| 7455711 |
Process for manufacturing hardened powder metal parts |
Nov. 25, 2008 |
| 7286893 |
Tailoring residual stress and hardness during direct metal deposition |
Oct. 23, 2007 |
| 7228960 |
Hot material conveyor |
Jun. 12, 2007 |
| 7108830 |
Apparatus and method for fabricating high purity, high density metal matrix composite materials and the product thereof |
Sep. 19, 2006 |
| 7037466 |
Method and apparatus for forming billets from metallic chip scraps |
May. 2, 2006 |
| 6821478 |
Method and device for sintering aluminum based sintered parts |
Nov. 23, 2004 |
| 6679932 |
High machinability iron base sintered alloy for valve seat inserts |
Jan. 20, 2004 |
| 6638474 |
method of making cemented carbide tool |
Oct. 28, 2003 |
| 6630101 |
Method for producing powder metal gears |
Oct. 7, 2003 |
| 6506226 |
Hard metal or cermet body and method for producing the same |
Jan. 14, 2003 |
| 6350406 |
METHOD OF MANUFACTURING ANODE UNIT FOR SOLID ELECTROLYTIC CAPACITOR, ANODE UNIT FOR SOLID ELECTROLYTIC CAPACITOR, CONTINUOUS SINTERING APPARATUS, AND METHOD OF MANUFACTURING SECONDARY PARTICLE |
Feb. 26, 2002 |
| 6264886 |
Sintered metallic alloy, method of manufacturing the sintered metallic alloy, and sintered alloy gear employing the sintered metallic alloy |
Jul. 24, 2001 |
| 6258147 |
Cemented carbide with a hardenable binder phase |
Jul. 10, 2001 |
| 6143240 |
High density forming process with powder blends |
Nov. 7, 2000 |
| 6077476 |
Autoclave operating method |
Jun. 20, 2000 |
| 6071469 |
Sintering method with cooling from sintering temperature to below 1200.degree. C. in a hydrogen and noble gas atmosphere |
Jun. 6, 2000 |
| 6030507 |
Process for making a crystalline solid-solution powder with low electrical resistance |
Feb. 29, 2000 |
| 6019937 |
Press and sinter process for high density components |
Feb. 1, 2000 |
| 5985207 |
Method for manufacturing powder metallurgical tooling |
Nov. 16, 1999 |
| 5930579 |
Method for manufacturing reduced iron briquettes |
Jul. 27, 1999 |
| 5882448 |
Contact material for vacuum valve and method of manufacturing the same |
Mar. 16, 1999 |
| 5881354 |
Sintered hi-density process with forming |
Mar. 9, 1999 |
| 5858056 |
Metal sintered body composite material and a method for producing the same |
Jan. 12, 1999 |
| 5857139 |
Process for preparing an electrode for secondary battery employing hydrogen-storage alloy |
Jan. 5, 1999 |
| 5856032 |
Cermet and process for producing it |
Jan. 5, 1999 |
| 5682588 |
Method for producing ferrous sintered alloy having quenched structure |
Oct. 28, 1997 |
| 5666634 |
Alloy steel powders for sintered bodies having high strength, high fatigue strength and high toughness, sintered bodies, and method for manufacturing such sintered bodies |
Sep. 9, 1997 |
| 5666632 |
Valve seat insert of two layers of same compact density |
Sep. 9, 1997 |
| 5649280 |
Method for controlling grain size in Ni-base superalloys |
Jul. 15, 1997 |
| 5649279 |
Cemented carbide with binder phase enriched surface zone |
Jul. 15, 1997 |
| 5628045 |
Process and device for producing sintered parts |
May. 6, 1997 |
| 5603072 |
Method for producing Fe-based sintered body with high-corrosion resistance |
Feb. 11, 1997 |
| 5516483 |
Hi-density sintered alloy |
May. 14, 1996 |
| 5476632 |
Powder metal alloy process |
Dec. 19, 1995 |
| 5466414 |
Process for fabrication of sintered metal components |
Nov. 14, 1995 |
| 5466276 |
Valve seat made of secondary hardening-type high temperature wear-resistant sintered alloy |
Nov. 14, 1995 |
| 5466414 |
Process for fabrication of sintered metal components |
Nov. 14, 1995 |
| 5462917 |
Process of preparing superconductive oxide complexes containing L, Ba, Cu and O and method of using the same |
Oct. 31, 1995 |
| 5453243 |
Method for producing titanium aluminide weld rod |
Sep. 26, 1995 |
| 5403542 |
Sintered carbonitride alloy with highly alloyed binder phase |
Apr. 4, 1995 |
| 5382405 |
Method of manufacturing a shaped article from a powdered precursor |
Jan. 17, 1995 |
| 5371049 |
Ceramic composite of silicon carbide and aluminum nitride |
Dec. 6, 1994 |
| 5354536 |
Monolithic, fully dense silicon carbide material, method of manufacturing and end uses |
Oct. 11, 1994 |
| 5310605 |
Surface-toughened cemented carbide bodies and method of manufacture |
May. 10, 1994 |
| 5290508 |
Manufacturing process for ring-shaped parts |
Mar. 1, 1994 |
| 5162099 |
Process for producing a sintered compact from steel powder |
Nov. 10, 1992 |
| 5147601 |
Process for manufacturing a soft magnetic body of an iron-nickel alloy |
Sep. 15, 1992 |
| 5147446 |
Method for fabrication of dense compacts from nano-sized particles using high pressures and cryogenic temperatures |
Sep. 15, 1992 |
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