Patent · US Expired

Ferritic stainless steel wire and steel wool

US5795411A · kind A · utility

6Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1996
Grant dateAug 18, 1998
Priority date
Expiry dateNov 4, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12431
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Ferritic stainless steel which can be used for the production of steel wool, whose composition by weight is the following: PA1 carbon.ltoreq.0.2%, PA1 silicon.ltoreq.2%, PA1 manganese.ltoreq.2%, PA1 11%.ltoreq.chromium.ltoreq.30%, PA1 nickel.ltoreq.1%, PA1 sulfur.ltoreq.0.030, PA1 calcium.gtoreq..times.10.sup.-4 %, PA1 oxygen.gtoreq.40 .times.10.sup.-4 %, the calcium and oxygen contents satisfying the following relationship: PA1 0.2.ltoreq.Ca/O.ltoreq.0.7.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.