Kjeld E Johansen from 3560 Bravata Dr, Huntington Beach, CA 92649, age 68, Phone: 7143771486

Kjeld Johansen Phones & Addresses

k***[email protected]

Method For Manufacturing Tanks
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US Patent:

20140027023, Jan 30, 2014
Filed:

Oct 3, 2013
Appl. No.:

14/045279
Inventors:

- Salford, GB
Kjeld Johansen - Huntington Beach CA, US
Assignee:

LUXFER GROUP LIMITED - Salford
International Classification:

F17C 13/00
B23K 20/12
F17C 1/00
US Classification:

148521, 148400
Abstract:

The invention relates to the manufacture of tanks from one ore more metal plates using a friction stir welding process The metal plate or plates is first formed into a tubular shape with one pair of opposite edges facing one another to form a longitudinal joint line, the opposite edges then being friction stir welded together. At least a part of the friction stir welded region is cold worked and subsequently the tube is heat treated at a temperature above the recrystallisation temperature.

Method For Manufacturing Tanks
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US Patent:

20080277036, Nov 13, 2008
Filed:

May 11, 2007
Appl. No.:

11/747497
Inventors:

Kjeld Johansen - Huntington Beach CA, US
Assignee:

LUXFER GROUP LIMITED - SALFORD
International Classification:

C22F 1/04
US Classification:

148689, 148688, 148698
Abstract:

The invention relates to the manufacture of tanks from one ore more metal plates using a friction stir welding process The metal plate or plates is first formed into a tubular shape with one pair of opposite edges facing one another to form a longitudinal joint line, the opposite edges then being friction stir welded together. At least a part of the friction stir welded region is cold worked and subsequently the tube is heat treated at a temperature above the recrystallisation temperature.