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Class Information
Number: 75/239
Name: Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures > Compositions > Consolidated metal powder compositions > With nonmetal constituent - silicon(si) considered a metal (e.g., cermet, etc.) > Carbide containing > Carbide only of vanadium(v), niobium(nb) or columbium(cb), or tantalum(ta)
Description: Subject matter restricted to the carbides of vanadium, niobium (columbium) and/or tantalum.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7615094 |
Tungsten-based sintered material having high strength and high hardness, and hot press mold used for optical glass lenses |
Nov. 10, 2009 |
| 7588620 |
Cutting tool |
Sep. 15, 2009 |
| 7531022 |
Liquid and its use for the preparation of hard metals |
May. 12, 2009 |
| 7297177 |
Cold work steel |
Nov. 20, 2007 |
| 7288132 |
Advanced erosion resistant carbide cermets with superior high temperature corrosion resistance |
Oct. 30, 2007 |
| 7179319 |
Fine grained sintered cemented carbide, process for manufacturing and use thereof |
Feb. 20, 2007 |
| 7128773 |
Compositions having enhanced wear resistance |
Oct. 31, 2006 |
| 7074253 |
Advanced erosion resistant carbide cermets with superior high temperature corrosion resistance |
Jul. 11, 2006 |
| 7070643 |
Compositionally graded sintered alloy and method of producing the same |
Jul. 4, 2006 |
| 6911063 |
Compositions and fabrication methods for hardmetals |
Jun. 28, 2005 |
| 6797031 |
Wire-shaped product, method for its manufacturing, and wear part made of the product |
Sep. 28, 2004 |
| 6767416 |
Corrosion resistant, high strength alloy and a method for manufacturing the same |
Jul. 27, 2004 |
| 6761750 |
Cemented carbide with binder phase enriched surface zone |
Jul. 13, 2004 |
| 6712871 |
Sintered alloy for valve seat having excellent wear resistance and method for producing the same |
Mar. 30, 2004 |
| 6682580 |
Matrix powder for the production of bodies or components for wear-resistant applications and a component produced therefrom |
Jan. 27, 2004 |
| 6656245 |
Niobium sintered body for capacitor and process for producing same |
Dec. 2, 2003 |
| 6607850 |
Hard steel articles |
Aug. 19, 2003 |
| 6547846 |
Steel, use of the steel, product made of the steel and method of producing the steel |
Apr. 15, 2003 |
| 6521013 |
Niobium sintered body for capacitor and replace with process for producing same |
Feb. 18, 2003 |
| 6423111 |
Ball for ball-point pen |
Jul. 23, 2002 |
| 6387552 |
TiCN-based cermet |
May. 14, 2002 |
| 6387149 |
Metal porous bodies, method for preparation thereof and metallic composite materials using the same |
May. 14, 2002 |
| 6248149 |
Hardfacing composition for earth-boring bits using macrocrystalline tungsten carbide and spherical cast carbide |
Jun. 19, 2001 |
| 6228484 |
Composite body, especially for a cutting tool |
May. 8, 2001 |
| 6214079 |
Triphasic composite and method for making same |
Apr. 10, 2001 |
| RE37127 |
Hardfacing composition for earth-boring bits |
Apr. 10, 2001 |
| 6197436 |
Method and composition for diffusion alloying of ferrous materials |
Mar. 6, 2001 |
| 5984996 |
Nanostructured metals, metal carbides, and metal alloys |
Nov. 16, 1999 |
| 5969277 |
Steel for shaping tools |
Oct. 19, 1999 |
| 5936169 |
Corrosion resistant, high vanadium, powder metallurgy tool steel articles with improved metal to metal wear resistance and a method for producing the same |
Aug. 10, 1999 |
| 5900560 |
Corrosion resistant, high vanadium, powder metallurgy tool steel articles with improved metal to metal wear resistance and method for producing the same |
May. 4, 1999 |
| 5844153 |
Cobalt binder metal alloy |
Dec. 1, 1998 |
| 5835842 |
Alloy having excellent corrosion resistance and abrasion resistance, method for producing the same and material for use in production of the same |
Nov. 10, 1998 |
| 5830256 |
Cemented carbide |
Nov. 3, 1998 |
| 5789686 |
Composite cermet articles and method of making |
Aug. 4, 1998 |
| 5756909 |
Abrasion resistant, ductile steel |
May. 26, 1998 |
| 5754935 |
Vane material and process for preparing same |
May. 19, 1998 |
| 5679908 |
Corrosion resistant, high vanadium, powder metallurgy tool steel articles with improved metal to metal wear resistance and a method for producing the same |
Oct. 21, 1997 |
| 5663512 |
Hardfacing composition for earth-boring bits |
Sep. 2, 1997 |
| 5593474 |
Composite cemented carbide |
Jan. 14, 1997 |
| 5589652 |
Ceramic-particle-dispersed metallic member, manufacturing method of same and use of same |
Dec. 31, 1996 |
| 5578773 |
High-speed steel manufactured by powder metallurgy |
Nov. 26, 1996 |
| 5545248 |
Titanium-base hard sintered alloy |
Aug. 13, 1996 |
| 5540750 |
Friction material for lubircated tribological systems |
Jul. 30, 1996 |
| 5466276 |
Valve seat made of secondary hardening-type high temperature wear-resistant sintered alloy |
Nov. 14, 1995 |
| 5462573 |
Valve seat inserts of sintered ferrous materials |
Oct. 31, 1995 |
| 5462574 |
Sintered carbonitride alloy and method of producing |
Oct. 31, 1995 |
| 5435827 |
High speed steel manufactured by power metallurgy |
Jul. 25, 1995 |
| 5421851 |
Sintered carbonitride alloy with controlled grain size |
Jun. 6, 1995 |
| 5421852 |
Hard alloy and its manufacturing method |
Jun. 6, 1995 |
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