Repair welding method

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United States of America Patent

PATENT NO 11872663
SERIAL NO

17258240

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Abstract

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A repair welding method according to at least one embodiment is for a member in which a first end and a second end of a parent material are connected by welding and includes: a step of removing a portion including at least a part of a first heat-affected zone of an existing welded portion of the member; and a step of performing repair welding after removing the portion. In a cross-section including the parent material and the existing welded portion, all intersection portions between the first heat-affected zone of the existing welded portion and a second heat-affected zone due to the repair welding have an intersection angle between the first heat-affected zone and the second heat-affected zone of 70° to 110°.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI HEAVY INDUSTRIES LTD2-3 MARUNOUCHI 3-CHOME CHIYODA-KU TOKYO 100-8332

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujita, Masaaki Yokohama, JP 38 371
Honda, Masaki Tokyo, JP 16 27
Komai, Nobuyoshi Tokyo, JP 13 54
Murakami, Eiji Yokohama, JP 65 3206
Nishi, Fumio Yokohama, JP 6 61
Nishio, Toshiaki Tokyo, JP 2 4
Ohyama, Hiroyuki Yokohama, JP 15 151
Sakata, Fumitoshi Yokohama, JP 16 261
Teshima, Koichi Yokohama, JP 8 111
Tokiyoshi, Takumi Tokyo, JP 7 28
Tominaga, Kimihiko Yokohama, JP 1 0
Yamaguchi, Akinori Yokohama, JP 34 270

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