Resources Contact Us Home
Browse by Category: Main > Material Science
Class Information
Number: 420/39
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Nine percent or more chromium containing > Cobalt containing > Molybdenum or tungsten containing > Copper containing
Description: Alloy or metallic composition which additionally contains copper.

Patents under this class:

Patent Number Title Of Patent Date Issued
7892366 Duplex stainless steel alloy and use thereof Feb. 22, 2011
7820098 High Cr ferritic heat resistance steel Oct. 26, 2010
6881280 Iron-based alloy for internal combustion engine valve seat inserts and the like Apr. 19, 2005
6760396 Coated metal articles and method of making Jul. 6, 2004
6592685 Transformation controlled nitride precipitation hardening heat treatable steel Jul. 15, 2003
6527877 Iron-based alloy containing bonded and free carbon and method of manufacturing the same Mar. 4, 2003
6485679 Heat resistant austenitic stainless steel Nov. 26, 2002
6479013 Casting components made from a tool steel Nov. 12, 2002
6426039 Ferritic stainless steel Jul. 30, 2002
6290904 Welding materials for high-Cr steels Sep. 18, 2001
6007767 High chromium heat resistant cast steel material Dec. 28, 1999
5575972 FE-CR alloy and nozzle for diesel engines Nov. 19, 1996
5340534 Corrosion resistant austenitic stainless steel with improved galling resistance Aug. 23, 1994
3990892 Wear resistant and heat resistant alloy steels Nov. 9, 1976

  Recently Added Patents
Spectral sensor for checking documents of value
Carbon blacks having low PAH amounts and methods of making same
System, method and computer program product for efficient caching of hierarchical items
Image forming apparatus and control method therefor
Pyridazine compounds for controlling invertebrate pests
Method for producing an adhesive fastening element made of plastic
Security access protection for user data stored in a cloud computing facility
  Randomly Featured Patents
Closure lid assembly for protective housings
Lens testing device and testing sheet
Heterogeneous catalyst for the production of acetic anhydride from methyl acetate
Moulding of composite materials
Adductor exercise apparatus with means for adjusting the angular starting position of the leg members
Axle differential with stamped carrier cover pan
Brush tuft for gutter broom
Slide gate for a container containing molten metal
Class of arylamide compounds useful as inhibitors of c-fms kinase
Angular velocity sensor