Title:
【発明の名称】MWD用伝送方式
Document Type and Number:
Japanese Patent JPH0666768
Kind Code:
B2
Inventors:
Takashi Shimada
Takaaki Maekawa
Satoru Inoue
Takaaki Maekawa
Satoru Inoue
Application Number:
JP12772590A
Publication Date:
August 24, 1994
Filing Date:
May 17, 1990
Export Citation:
Assignee:
Petroleum Corporation
International Classes:
G08C17/00; E21B47/12; G01V3/18; G06F17/15; H04L7/00; H04L7/02; H04L27/22; (IPC1-7): H04L7/02; E21B47/12; G01V3/18; H04L7/00
Domestic Patent References:
| JP6373500A | ||||
| JP6378991A | ||||
| JP60227109A | ||||
| JP62274948A | ||||
| JP55130249A | ||||
| JP63211984A |
Other References:
石油公団編「石油用語辞典（増補改訂版）」（昭６１−３−２５）日本石油コンサルタント株式会社Ｐ．４６３
Attorney, Agent or Firm:
Hiroaki Tazawa (2 outside)
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