JPS61207790A - 地熱生産井の掘削方法 - Google Patents

地熱生産井の掘削方法

Info

Publication number
JPS61207790A
JPS61207790A JP5006285A JP5006285A JPS61207790A JP S61207790 A JPS61207790 A JP S61207790A JP 5006285 A JP5006285 A JP 5006285A JP 5006285 A JP5006285 A JP 5006285A JP S61207790 A JPS61207790 A JP S61207790A
Authority
JP
Japan
Prior art keywords
drilling
geothermal
bit
well
drill
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
JP5006285A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0347400B2 (enExample
Inventor
森江　勉
和男 近藤
藤瀬　泰介
勉 木内
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.)
Shimizu Construction Co Ltd
Original Assignee
Shimizu Construction 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 Shimizu Construction Co Ltd filed Critical Shimizu Construction Co Ltd
Priority to JP5006285A priority Critical patent/JPS61207790A/ja
Priority to CA000503885A priority patent/CA1303024C/en
Publication of JPS61207790A publication Critical patent/JPS61207790A/ja
Publication of JPH0347400B2 publication Critical patent/JPH0347400B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP5006285A 1985-03-13 1985-03-13 地熱生産井の掘削方法 Granted JPS61207790A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP5006285A JPS61207790A (ja) 1985-03-13 1985-03-13 地熱生産井の掘削方法
CA000503885A CA1303024C (en) 1985-03-13 1986-03-12 Geothermal energy collecting method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5006285A JPS61207790A (ja) 1985-03-13 1985-03-13 地熱生産井の掘削方法

Publications (2)

Publication Number Publication Date
JPS61207790A true JPS61207790A (ja) 1986-09-16
JPH0347400B2 JPH0347400B2 (enExample) 1991-07-19

Family

ID=12848511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5006285A Granted JPS61207790A (ja) 1985-03-13 1985-03-13 地熱生産井の掘削方法

Country Status (1)

Country Link
JP (1) JPS61207790A (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4969903U (enExample) * 1972-10-02 1974-06-18
JPS549122A (en) * 1977-04-29 1979-01-23 British Steel Corp Method and apparatus for removing excess coating material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4969903U (enExample) * 1972-10-02 1974-06-18
JPS549122A (en) * 1977-04-29 1979-01-23 British Steel Corp Method and apparatus for removing excess coating material

Also Published As

Publication number Publication date
JPH0347400B2 (enExample) 1991-07-19

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