Weatherford Enterra Inc . said it will sell its pipeline services, cranes, automatic welding and engineering services divisions for an undisclosed amount and use the proceeds to reduce debt.
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To improve weld purging on the front side of welds, a trailing shield can be attached to manual or automatic welding torches to follow behind as the weld is being made.
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In 1956, KUKA manufactured the first automatic welding system for refrigerators & washing machines and supplied the first multi-spot welding line to Volkswagen AG . Ten years later, the first friction welding machine went into production.
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The businesses for sale include the CRC-Evans pipeline company, which makes pipeline construction and coating equipment; Total Engineering Services Team Inc ., Weatherford Enterra's automatic welding division; and a division that supplies cranes for use on offshore oil and gas platforms.
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Gas metal arc welding ( GMAW ), commonly called " MIG " ( for " metal / inert-gas " ), is a semi-automatic or automatic welding process with a continuously fed consumable wire acting as both electrode and filler metal, along with an inert or semi-inert shielding gas flowed around the wire to protect the weld site from contamination.
