[go: up one dir, main page]

JPH0544517B2 - - Google Patents

Info

Publication number
JPH0544517B2
JPH0544517B2 JP61124684A JP12468486A JPH0544517B2 JP H0544517 B2 JPH0544517 B2 JP H0544517B2 JP 61124684 A JP61124684 A JP 61124684A JP 12468486 A JP12468486 A JP 12468486A JP H0544517 B2 JPH0544517 B2 JP H0544517B2
Authority
JP
Japan
Prior art keywords
signal
cutter bit
generator
motor
drill pipe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP61124684A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62284889A (ja
Inventor
Hajime Yuasa
Toshiharu Ide
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Engineering and Shipbuilding Co Ltd
Original Assignee
Mitsui Engineering and Shipbuilding Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsui Engineering and Shipbuilding Co Ltd filed Critical Mitsui Engineering and Shipbuilding Co Ltd
Priority to JP61124684A priority Critical patent/JPS62284889A/ja
Publication of JPS62284889A publication Critical patent/JPS62284889A/ja
Publication of JPH0544517B2 publication Critical patent/JPH0544517B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Control Of Eletrric Generators (AREA)
JP61124684A 1986-05-31 1986-05-31 マツドパルスの発生装置の制御方式 Granted JPS62284889A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61124684A JPS62284889A (ja) 1986-05-31 1986-05-31 マツドパルスの発生装置の制御方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61124684A JPS62284889A (ja) 1986-05-31 1986-05-31 マツドパルスの発生装置の制御方式

Publications (2)

Publication Number Publication Date
JPS62284889A JPS62284889A (ja) 1987-12-10
JPH0544517B2 true JPH0544517B2 (fr) 1993-07-06

Family

ID=14891513

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61124684A Granted JPS62284889A (ja) 1986-05-31 1986-05-31 マツドパルスの発生装置の制御方式

Country Status (1)

Country Link
JP (1) JPS62284889A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5950276B2 (ja) 2012-04-04 2016-07-13 国立研究開発法人海洋研究開発機構 送信装置、受信装置、受信システム及び受信プログラム

Also Published As

Publication number Publication date
JPS62284889A (ja) 1987-12-10

Similar Documents

Publication Publication Date Title
US4734892A (en) Method and tool for logging-while-drilling
US4992787A (en) Method and apparatus for remote signal entry into measurement while drilling system
US6089332A (en) Steerable rotary drilling systems
US6745844B2 (en) Hydraulic power source for downhole instruments and actuators
US5034929A (en) Means for varying MWD tool operating modes from the surface
US6848503B2 (en) Wellbore power generating system for downhole operation
US9013957B2 (en) Full flow pulser for measurement while drilling (MWD) device
CN112832681A (zh) 一种可控轨迹侧向钻井工具及方法
US4956823A (en) Signal transmitters
EP0080218B1 (fr) Procédé et moyens pour la transmission de données au travers d'un train de tiges dans un trou de forage
CN101718195B (zh) 泥浆脉冲发生器
US20130048379A1 (en) Controlled Full Flow Pressure Pulser for Measurement While Drilling (MWD) Device
DK148006B (da) Maaleudstyr til indsaetning i en boreroerstreng for udfoerelse af maalinger samtidig med boringen
US10072480B2 (en) Downhole power generation system
WO2007064591A2 (fr) Moteur de puits de forage disposant d'une transmission par engrenages magnetiques
GB2150172A (en) Improvements in or relating to apparatus for signalling within a borehole while drilling
EP2815063B1 (fr) Générateur d'impulsions de pression d'écoulement complet régulé pour dispositif de mesure en forage (« measure while drilling » ou mwd)
JPH0544517B2 (fr)
JPS62280487A (ja) マツドパルスの発生装置の制御方式
CN107100614B (zh) 一种负压力连续波脉冲发生装置
JPH047277Y2 (fr)
RU2130544C1 (ru) Устройство для передачи забойной информации
NO150059B (no) Fremgangsmaate og apparat for overfoering av et modulert akustisk signal
US20240141779A1 (en) Rotary pulser with regenerative control
CA1189443A (fr) Transmission de donnees sur un forage par variation du debit de la boue