JPS6378989A - 送信装置の製造方法 - Google Patents

送信装置の製造方法

Info

Publication number
JPS6378989A
JPS6378989A JP61222839A JP22283986A JPS6378989A JP S6378989 A JPS6378989 A JP S6378989A JP 61222839 A JP61222839 A JP 61222839A JP 22283986 A JP22283986 A JP 22283986A JP S6378989 A JPS6378989 A JP S6378989A
Authority
JP
Japan
Prior art keywords
annular
drill collar
insulator
ground
transmitting device
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.)
Granted
Application number
JP61222839A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0522034B2 (enrdf_load_stackoverflow
Inventor
一郎 高橋
白沢　宗
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP61222839A priority Critical patent/JPS6378989A/ja
Publication of JPS6378989A publication Critical patent/JPS6378989A/ja
Publication of JPH0522034B2 publication Critical patent/JPH0522034B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Insulating Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP61222839A 1986-09-19 1986-09-19 送信装置の製造方法 Granted JPS6378989A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61222839A JPS6378989A (ja) 1986-09-19 1986-09-19 送信装置の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61222839A JPS6378989A (ja) 1986-09-19 1986-09-19 送信装置の製造方法

Publications (2)

Publication Number Publication Date
JPS6378989A true JPS6378989A (ja) 1988-04-09
JPH0522034B2 JPH0522034B2 (enrdf_load_stackoverflow) 1993-03-26

Family

ID=16788715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61222839A Granted JPS6378989A (ja) 1986-09-19 1986-09-19 送信装置の製造方法

Country Status (1)

Country Link
JP (1) JPS6378989A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH026745U (enrdf_load_stackoverflow) * 1988-06-22 1990-01-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH026745U (enrdf_load_stackoverflow) * 1988-06-22 1990-01-17

Also Published As

Publication number Publication date
JPH0522034B2 (enrdf_load_stackoverflow) 1993-03-26

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