Method for producing a steel tube including cleaning of the outer tube wall

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United States of America Patent

PATENT NO 9808844
APP PUB NO 20160279688A1
SERIAL NO

14778123

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Abstract

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A method for producing a steel tube include the manufacturing of a steel tube having an inner tube wall, an outer tube wall (3), and a free tube cross-section enclosed by the inner tube wall. After the manufacturing, the steel tube includes at least one contaminant on the outer tube wall and entails, after the manufacturing of the steel tube, cleaning of the outer tube wall by applying liquid or solid CO2 onto the outer tube wall in order to remove a contaminant from the outer tube wall.

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Patent Owner(s)

  • SANDVIK MATERIALS TECHNOLOGY DEUTSCHLAND GMBH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Frobose, Thomas Versmold, DE 13 17
Rauffmann, Udo Werther, DE 13 14

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