JPS64192A - Mud conditioner - Google Patents

Mud conditioner

Info

Publication number
JPS64192A
JPS64192A JP62244177A JP24417787A JPS64192A JP S64192 A JPS64192 A JP S64192A JP 62244177 A JP62244177 A JP 62244177A JP 24417787 A JP24417787 A JP 24417787A JP S64192 A JPS64192 A JP S64192A
Authority
JP
Japan
Prior art keywords
powder
mud
mud conditioner
water
conditioner
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.)
Pending
Application number
JP62244177A
Other languages
English (en)
Other versions
JPH01192A (ja
Inventor
Hiromi Hiroshima
Yoshikazu Munechika
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.)
Kunimine Industries Co Ltd
Original Assignee
Kunimine Industries 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 Kunimine Industries Co Ltd filed Critical Kunimine Industries Co Ltd
Priority to JP62244177A priority Critical patent/JPS64192A/ja
Publication of JPH01192A publication Critical patent/JPH01192A/ja
Publication of JPS64192A publication Critical patent/JPS64192A/ja
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
    • E21D9/0678—Adding additives, e.g. chemical compositions, to the slurry or the cuttings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP62244177A 1987-02-09 1987-09-30 Mud conditioner Pending JPS64192A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62244177A JPS64192A (en) 1987-02-09 1987-09-30 Mud conditioner

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2757387 1987-02-09
JP62-27573 1987-02-09
JP62244177A JPS64192A (en) 1987-02-09 1987-09-30 Mud conditioner

Publications (2)

Publication Number Publication Date
JPH01192A JPH01192A (ja) 1989-01-05
JPS64192A true JPS64192A (en) 1989-01-05

Family

ID=26365511

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62244177A Pending JPS64192A (en) 1987-02-09 1987-09-30 Mud conditioner

Country Status (1)

Country Link
JP (1) JPS64192A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01121396A (ja) * 1987-11-04 1989-05-15 Jdc Corp シールド掘削工事用泥漿組成物
US4866839A (en) * 1987-10-23 1989-09-19 The Boeing Company Method for forming a high-conductivity junction between composite structures and metal fittings
US4920449A (en) * 1988-01-19 1990-04-24 The Boeing Company Conductive bonding of composite structures

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58104982A (ja) * 1981-12-18 1983-06-22 カツドゲン・ア−ル・ゼツト・リミテツド サクセイ方法およびサクセイ用泥水の製造に使用する組成物の製造方法
JPS58154783A (ja) * 1982-03-09 1983-09-14 Tobishima Kensetsu Kk 東京都千代田区三番町２番地

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58104982A (ja) * 1981-12-18 1983-06-22 カツドゲン・ア−ル・ゼツト・リミテツド サクセイ方法およびサクセイ用泥水の製造に使用する組成物の製造方法
JPS58154783A (ja) * 1982-03-09 1983-09-14 Tobishima Kensetsu Kk 東京都千代田区三番町２番地

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4866839A (en) * 1987-10-23 1989-09-19 The Boeing Company Method for forming a high-conductivity junction between composite structures and metal fittings
JPH01121396A (ja) * 1987-11-04 1989-05-15 Jdc Corp シールド掘削工事用泥漿組成物
US4920449A (en) * 1988-01-19 1990-04-24 The Boeing Company Conductive bonding of composite structures

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