Steel tube for low alloy oil well and manufacturing method thereof

09-03-2016 дата публикации

Номер:

JP5880787B2

Автор: 勇次荒井, 大村　朋彦, 朋彦大村, 桂一近藤

Принадлежит: Nippon Steel Corp

Контакты:

Номер заявки:

Дата заявки:

CPC - классификация

B B2 B21 B21B B21B1 B21B19 B21B19/B21B19/0 B21B19/04 B21B19/1 B21B19/10 B21B3 B21B3/B21B3/0 B21B3/00 C C2 C21 C21D C21D1 C21D1/C21D1/5 C21D1/56 C21D2 C21D22 C21D221 C21D2211 C21D2211/C21D2211/0 C21D2211/00 C21D2211/008 C21D6 C21D6/C21D6/0 C21D6/00 C21D6/002 C21D6/005 C21D6/008 C21D7 C21D7/C21D7/1 C21D7/13 C21D8 C21D8/C21D8/1 C21D8/10 C21D8/105 C21D9 C21D9/C21D9/0 C21D9/08 C21D9/085 C22 C22C C22C3 C22C38 C22C38/C22C38/0 C22C38/00 C22C38/001 C22C38/002 C22C38/02 C22C38/04 C22C38/06 C22C38/2 C22C38/20 C22C38/22 C22C38/24 C22C38/26 C22C38/28 C22C38/3 C22C38/32 Y Y0 Y02 Y02P Y02P1 Y02P10 Y02P10/Y02P10/2 Y02P10/25

IPC - классификация

C C2 C22 C22C C22C3 C22C38 C22C38/C22C38/0 C22C38/04 C22C38/06 C22C38/3 C22C38/32

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