FR2027532A1 - - Google Patents

Info

Publication number
FR2027532A1
FR2027532A1 FR6937144A FR6937144A FR2027532A1 FR 2027532 A1 FR2027532 A1 FR 2027532A1 FR 6937144 A FR6937144 A FR 6937144A FR 6937144 A FR6937144 A FR 6937144A FR 2027532 A1 FR2027532 A1 FR 2027532A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6937144A
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.)
CONGO POTASSES
Original Assignee
CONGO POTASSES
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 CONGO POTASSES filed Critical CONGO POTASSES
Publication of FR2027532A1 publication Critical patent/FR2027532A1/fr
Withdrawn legal-status Critical Current

Links

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
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/14—Air partitions; Air locks

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)
FR6937144A 1968-11-05 1969-10-29 Withdrawn FR2027532A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
OA53415A OA02923A (fr) 1968-11-05 1968-11-05 Barrages d'aérage étanches pour mines et carrières souterraines.

Publications (1)

Publication Number Publication Date
FR2027532A1 true FR2027532A1 (fr) 1970-10-02

Family

ID=19929146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6937144A Withdrawn FR2027532A1 (fr) 1968-11-05 1969-10-29

Country Status (2)

Country Link
FR (1) FR2027532A1 (fr)
OA (1) OA02923A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998019045A1 (fr) * 1996-10-31 1998-05-07 Fosroc International Limited Procede et equipement servant a ventiler des travaux souterrains

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998019045A1 (fr) * 1996-10-31 1998-05-07 Fosroc International Limited Procede et equipement servant a ventiler des travaux souterrains
US6450735B1 (en) 1996-10-31 2002-09-17 Fosroc International Limited Method and equipment for ventilating underground workings

Also Published As

Publication number Publication date
OA02923A (fr) 1970-12-15

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Legal Events

Date Code Title Description
ST Notification of lapse