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US 6,203,629 B1Granted
Process for cutting coked metal molded parts
AssigneeRuhr Oel GmbH
InventorHorst Gierull
Life of this patent
Estimating the term…
Abstract
A process for cutting coked metal includes cutting with a flame or by electrowelding after the coked metal has been heated sufficiently to relieve stresses in the metal.
Claims36
A process for cutting coked metal, comprising:
- cutting stress-relieved coked metal.
A process for preparing stress-relieved coked metal, comprising:
- heating coked metal to a temperature sufficient to relieve stresses in said coked metal, wherein the coked metal comprises a coke layer and a metal layer.
Stress-relieved coked metal, comprising:
- a metal layer and a coke layer, wherein said coked metal is stress-relieved.
Dependencies are inferred from the claim text.