FR1031539A - Dispositif d'ancrage - Google Patents

Dispositif d'ancrage

Info

Publication number: FR1031539A
Authority: FR; France
Prior art keywords: anchoring device; anchoring
Prior art date: 1951-01-29
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

Inventor

Raymond Ecuer

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.)

1951-01-29

Filing date

1951-01-29

Publication date

1953-06-24

1951-01-29 Application filed filed Critical

1953-06-24 Application granted granted Critical

1953-06-24 Publication of FR1031539A publication Critical patent/FR1031539A/fr

Status Expired legal-status Critical Current

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Structural Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)

FR1031539D 1951-01-29 1951-01-29 Dispositif d'ancrage Expired FR1031539A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR1031539T		1951-01-29

Publications (1)

Publication Number	Publication Date
FR1031539A true FR1031539A (fr)	1953-06-24

Family

ID=9583226

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1031539D Expired FR1031539A (fr)	1951-01-29	1951-01-29	Dispositif d'ancrage

Country Status (1)

Country	Link
FR (1)	FR1031539A (fr)

1951
- 1951-01-29 FR FR1031539D patent/FR1031539A/fr not_active Expired

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