FR2298422B1 - - Google Patents

Info

Publication number
FR2298422B1
FR2298422B1 FR7601085A FR7601085A FR2298422B1 FR 2298422 B1 FR2298422 B1 FR 2298422B1 FR 7601085 A FR7601085 A FR 7601085A FR 7601085 A FR7601085 A FR 7601085A FR 2298422 B1 FR2298422 B1 FR 2298422B1
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.)
Expired
Application number
FR7601085A
Other languages
French (fr)
Other versions
FR2298422A1 (fr
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.)
VKV KUNSTSTOFFANWENDUNG GmbH
Original Assignee
VKV KUNSTSTOFFANWENDUNG GmbH
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
Priority claimed from DE19752503070 external-priority patent/DE2503070A1/de
Application filed by VKV KUNSTSTOFFANWENDUNG GmbH filed Critical VKV KUNSTSTOFFANWENDUNG GmbH
Publication of FR2298422A1 publication Critical patent/FR2298422A1/fr
Application granted granted Critical
Publication of FR2298422B1 publication Critical patent/FR2298422B1/fr
Granted 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
    • E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
    • E21F5/14—Fluid barriers or rock dusters made to work by, or at the same time as, shots or explosions
    • E21F5/143—Fluid barriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/14—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor using multilayered preforms or sheets

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)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Paints Or Removers (AREA)
FR7601085A 1975-01-25 1976-01-16 Procede de fabrication Granted FR2298422A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19752503070 DE2503070A1 (de) 1975-01-25 1975-01-25 Verfahren zur herstellung von mit einer leitfaehigen auflage versehenen wasserbehaeltern und ggf. ihres zubehoers fuer explosionssperren untertage
DE19752509748 DE2509748B2 (de) 1975-01-25 1975-03-06 Verfahren zur herstellung von mit einer leitfaehigen auflage versehenen wasserbehaeltern und gegebenenfalls ihres zubehoers, z.b. ihrer deckel und klemmleisten fuer explosionssperren unter tage

Publications (2)

Publication Number Publication Date
FR2298422A1 FR2298422A1 (fr) 1976-08-20
FR2298422B1 true FR2298422B1 (nl) 1982-01-08

Family

ID=25768400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7601085A Granted FR2298422A1 (fr) 1975-01-25 1976-01-16 Procede de fabrication

Country Status (2)

Country Link
DE (1) DE2509748B2 (nl)
FR (1) FR2298422A1 (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3226399C1 (de) * 1982-07-15 1983-06-09 Vkv Kunststoffanwendung Gmbh, 4660 Gelsenkirchen-Buer Wassertrog aus Kunststoff für Explosionssperren des untertätigen Grubenbetriebes

Also Published As

Publication number Publication date
DE2509748A1 (de) 1976-09-30
FR2298422A1 (fr) 1976-08-20
DE2509748B2 (de) 1977-08-25

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Legal Events

Date Code Title Description
ST Notification of lapse