Patent · US Expired

Inoculation wire

US5205856A · kind A · utility

2Cited by

6References

7Claims

0Family size

Assignee

SKW Trostberg Aktiengesellschaft · DE

Inventors

Bruno Prinz · Oberursel, DE
Karl J. Reifferscheid · Karben, DE
Thomas Schulze · Rudolstadt, DE

Key dates

Filing date	Feb 12, 1992
Grant date	Apr 27, 1993
Priority date	—
Expiry date	Feb 12, 2012

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC21C1/105
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The present invention provides an inoculation wire consisting of a hollow wire, containing powdered ferrosilicon, with a sheeth of steel, copper, nickel or aluminum alloy, for the production of cast iron with spheroidal graphite or vermicular graphite, wherein the filling contains 1 to 50% by volume of powdered magnesium silicide.

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