FR1005481A - Device for the recovery of hurdles - Google Patents

Device for the recovery of hurdles

Info

Publication number: FR1005481A
Authority: FR; France
Prior art keywords: hurdles; recovery
Prior art date: 1947-07-26
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

Anton Lobbert

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.)

1947-07-26

Filing date

1947-07-26

Publication date

1952-04-10

1947-07-26 Application filed filed Critical

1952-04-10 Application granted granted Critical

1952-04-10 Publication of FR1005481A publication Critical patent/FR1005481A/en

Status Expired legal-status Critical Current

Classifications

- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
- E21F15/04—Stowing mats; Goaf wire netting; Partition walls

Landscapes

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

FR1005481D 1947-07-26 1947-07-26 Device for the recovery of hurdles Expired FR1005481A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR1005481T		1947-07-26

Publications (1)

Publication Number	Publication Date
FR1005481A true FR1005481A (en)	1952-04-10

Family

ID=9564824

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1005481D Expired FR1005481A (en)	1947-07-26	1947-07-26	Device for the recovery of hurdles

Country Status (1)

Country	Link
FR (1)	FR1005481A (en)

1947
- 1947-07-26 FR FR1005481D patent/FR1005481A/en not_active Expired

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