JPH0464554B2 - - Google Patents

Info

Publication number
JPH0464554B2
JPH0464554B2 JP59242633A JP24263384A JPH0464554B2 JP H0464554 B2 JPH0464554 B2 JP H0464554B2 JP 59242633 A JP59242633 A JP 59242633A JP 24263384 A JP24263384 A JP 24263384A JP H0464554 B2 JPH0464554 B2 JP H0464554B2
Authority
JP
Japan
Prior art keywords
additive
mud
weight
drilling mud
present
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
JP59242633A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61120881A (ja
Inventor
Yoshio Iizuka
Yoshuki Ootsuka
Kunio Sakagami
Manabu Yamamoto
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
Sanyo Chemical Industries Ltd
Original Assignee
Shimizu Construction Co Ltd
Sanyo Chemical Industries 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, Sanyo Chemical Industries Ltd filed Critical Shimizu Construction Co Ltd
Priority to JP24263384A priority Critical patent/JPS61120881A/ja
Publication of JPS61120881A publication Critical patent/JPS61120881A/ja
Publication of JPH0464554B2 publication Critical patent/JPH0464554B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
JP24263384A 1984-11-16 1984-11-16 掘削泥水用添加剤 Granted JPS61120881A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24263384A JPS61120881A (ja) 1984-11-16 1984-11-16 掘削泥水用添加剤

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24263384A JPS61120881A (ja) 1984-11-16 1984-11-16 掘削泥水用添加剤

Publications (2)

Publication Number Publication Date
JPS61120881A JPS61120881A (ja) 1986-06-07
JPH0464554B2 true JPH0464554B2 (de) 1992-10-15

Family

ID=17091953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24263384A Granted JPS61120881A (ja) 1984-11-16 1984-11-16 掘削泥水用添加剤

Country Status (1)

Country Link
JP (1) JPS61120881A (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946763A (de) * 1972-09-08 1974-05-04
JPS58208376A (ja) * 1982-05-28 1983-12-05 Shimizu Constr Co Ltd 泥水工法用泥水

Also Published As

Publication number Publication date
JPS61120881A (ja) 1986-06-07

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees