FR1180181A - Consolidation process for gypsum and anhydrite grounds - Google Patents

Consolidation process for gypsum and anhydrite grounds

Info

Publication number
FR1180181A
FR1180181A FR1180181DA FR1180181A FR 1180181 A FR1180181 A FR 1180181A FR 1180181D A FR1180181D A FR 1180181DA FR 1180181 A FR1180181 A FR 1180181A
Authority
FR
France
Prior art keywords
anhydrite
grounds
gypsum
consolidation process
consolidation
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
Application number
Other languages
French (fr)
Inventor
Jean Sahores
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Application granted granted Critical
Publication of FR1180181A publication Critical patent/FR1180181A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21D9/001—Improving soil or rock, e.g. by freezing; Injections
    • E21D9/002—Injection methods characterised by the chemical composition used
FR1180181D 1957-07-26 1957-07-26 Consolidation process for gypsum and anhydrite grounds Expired FR1180181A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1180181T 1957-07-26

Publications (1)

Publication Number Publication Date
FR1180181A true FR1180181A (en) 1959-06-02

Family

ID=9661506

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1180181D Expired FR1180181A (en) 1957-07-26 1957-07-26 Consolidation process for gypsum and anhydrite grounds

Country Status (1)

Country Link
FR (1) FR1180181A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453118A1 (en) * 1979-02-03 1980-10-31 Knauf Westdeutsche Gips Homogeneous mixt. of synthetic anhydrite and gypsum - obtd. by mixing activators and small amt. of water with neutralised anhydrite, then compacting and milling the mixt.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453118A1 (en) * 1979-02-03 1980-10-31 Knauf Westdeutsche Gips Homogeneous mixt. of synthetic anhydrite and gypsum - obtd. by mixing activators and small amt. of water with neutralised anhydrite, then compacting and milling the mixt.

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