Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and device for controlling the welding process in the manufacturing of pipes with longitudinal seams

Method and device for controlling the welding process in the manufacturing of pipes with longitudinal seams

US Patent 4535215 · Granted Aug 13, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Medical pump2012
Gas-tight joint for pipe linings and risers1990
Method of and device for coupling an ultrasonic probe to a test piece1990
Method and apparatus for continuous production of tubular bodies by means of las1989
Method and apparatus for continuous production of tubular bodies by means of las1989
Multi-layer helical seam steel pipe1989
Method for making steel tubes or pipes of increased acidic gas resistance1988
Multi-layer helical seam steel pipe1987
Use of the laser welding process for and method of manufacturing of welded const1987
Method of and device for monitoring and/or controlling welding current in the hi1986
Method of and device for monitoring and/or controlling welding current in the hi1986
Method of and device for monitoring and/or controlling welding current in the hi1986