of helicoidal seams

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Industry

CPC
B23K11/068

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B23Machine tools B23KSOLDERING OR UNSOLDERING WELDING CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY B23K11/00Resistance welding Severing by resistance heating

Current Industry

B23K11/068of helicoidal seams

Industries

Patents Grantslast 30 patents

Information Patent Grant
Tapered tower manufacturing method and apparatus
- Patent number 6,732,906
- Issue date May 11, 2004
- John I. Andersen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Tubular filter material machine and methods
- Publication number 20070199973
- Publication date Aug 30, 2007
- Ruediger Tueshaus
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Tapered tower manufacturing method and apparatus
- Publication number 20030189080
- Publication date Oct 9, 2003
- John I. Andersen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR