Patent · US Expired

Gas blending flame cutter

US4295820A · kind A · utility

2Cited by

5References

8Claims

0Family size

Assignee

Messer Griesheim GmbH · DE

Inventors

Georg Roeder · Schwabach, DE
Helmut Sachs · Frankfurt am Main, DE

Key dates

Filing date	Mar 29, 1979
Grant date	Oct 20, 1981
Priority date	—
Expiry date	Mar 29, 1999

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF23D14/42
WIPO fieldThermal processes and apparatus
WIPO sectorMechanical engineering

Abstract

An ignition device for igniting flame cutters is directly connected with one of the passages for the fuel gas mixture to thereby assure a constantly certain ignition.

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