Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 420/11
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > 1.7 percent or more carbon containing > Six percent or more total group iv, v or vi transition metals containing > Eight percent or more chromium containing
Description: Alloy or metallic composition which additionally contains 8 percent or more of chromium.










Sub-classes under this class:

Class Number Class Name Patents
420/12 Molybdenum, tungsten or vanadium containing 52


Patents under this class:

Patent Number Title Of Patent Date Issued
8540825 Low-temperature stainless steel carburization method Sep. 24, 2013
8497027 Utilization of amorphous steel sheets in honeycomb structures Jul. 30, 2013
8202375 Temperature-stable cast iron alloy and use of said alloy Jun. 19, 2012
8158274 Welding material and welded joint structure Apr. 17, 2012
8097095 Hardfacing material Jan. 17, 2012
7951469 Welding material and welded joint structure May. 31, 2011
7922836 Ferrous abrasion resistant sliding material Apr. 12, 2011
6761777 High chromium nitrogen bearing castable alloy Jul. 13, 2004
6248292 Overlay welding alloy and engine valve overlayed therewith Jun. 19, 2001
5908515 Bearing component Jun. 1, 1999
5660939 Stainless steel alloy Aug. 26, 1997
4880461 Super hard high-speed tool steel Nov. 14, 1989
4638847 Method of forming abrasive resistant white cast iron Jan. 27, 1987
4629506 Process for the production of ferrochromium Dec. 16, 1986
4487630 Wear-resistant stainless steel Dec. 11, 1984
4434006 Free cutting steel containing controlled inclusions and the method of making the same Feb. 28, 1984
4433032 High chrome work roll Feb. 21, 1984
4400208 Process for the production of iron, phosphorus, carbon and chromium based amorphous metal alloys, and the alloys obtained Aug. 23, 1983
4314847 Process for dephosphorization and denitrification of chromium-containing iron Feb. 9, 1982
4170467 Method for producing high chromium steels having extremely low carbon and nitrogen contents Oct. 9, 1979
4154602 Method of denitriding a high chromium molten steel with a minimum chromium loss May. 15, 1979
4023739 Lining element for pulp refiners May. 17, 1977
3970445 Wear-resistant alloy, and method of making same Jul. 20, 1976











 
 
  Recently Added Patents
Active pellet without chemical additives
Mobile communication device monitoring systems and methods
XDSL system and signal transmission method, sending device, and receiving device of xDSL system
Strap-hook ring
Inhibitors of the mevalonate pathway of Streptococcus pneumoniae
Method for isomerisation of hop alpha-acids using heterogeneous alkaline earth metal based catalysts
Image manipulating system and method
  Randomly Featured Patents
Caffeine recovery from activated carbon
Ready-to-use media center systems through custom preconfiguration
Joining means
Method of forming a storage node contact hole in a porous insulator layer
Method and module for synthesizing image-sensing signals
Anchor device
Piston of aluminum alloy for internal combustion engines
Process for the purification of factor VIII and factor VIII obtained by said process
Color conversion based on an HVS model
Buffer circuit having variable output impedance