Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F16
ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
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F16L
PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
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13/00
Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints
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F16L13/0245
with holes in the sleeve or spigot being filled with weld
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F16L13/0245

METHODS AND SYSTEMS OF JOINING PIPES
20170232556 · 2017-08-17 · ·

A system and method is provided for joining pipes where a keyhole is formed in each of the pipe ends and then a filler metal is placed in the keyholes to join the pipes to each other. The filler metal can be deposited using a laser hot wire process.

Methods and systems of joining pipes
09683682 · 2017-06-20 · ·

A system and method is provided for joining pipes where a keyhole is formed in each of the pipe ends and then a filler metal is placed in the keyholes to join the pipes to each other. The filler metal can be deposited using a laser hot wire process.