Invention Grant
- Patent Title: Well logging apparatus
- Patent Title (中): 测井设备
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Application No.: US76621258Application Date: 1958-10-09
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Publication No.: US3149490APublication Date: 1964-09-22
- Inventor: CLEMENTS ROY J , EVANS LEON M , HAVLIK JOHN J , TOWELL BILLY H
- Applicant: TEXACO INC
- Assignee: Texaco Inc
- Current Assignee: Texaco Inc
- Priority: US76621258 1958-10-09
- Main IPC: E21B47/01
- IPC: E21B47/01 ; E21B47/12 ; G01V11/00
Information query
