ZA8939B - Process and apparatus for cooling air in mines - Google Patents

Process and apparatus for cooling air in mines

Info

Publication number
ZA8939B
ZA8939B ZA8939A ZA8939A ZA8939B ZA 8939 B ZA8939 B ZA 8939B ZA 8939 A ZA8939 A ZA 8939A ZA 8939 A ZA8939 A ZA 8939A ZA 8939 B ZA8939 B ZA 8939B
Authority
ZA
South Africa
Prior art keywords
mines
cooling air
cooling
air
Prior art date
Application number
ZA8939A
Inventor
Juergen Boettger
Boettger Juergen
Original Assignee
Stal Astra 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
Application filed by Stal Astra Gmbh filed Critical Stal Astra Gmbh
Publication of ZA8939B publication Critical patent/ZA8939B/en

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
    • E21F3/00—Cooling or drying of air

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)
ZA8939A 1988-11-02 1988-12-27 Process and apparatus for cooling air in mines ZA8939B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3837153A DE3837153A1 (en) 1988-11-02 1988-11-02 Method and apparatus for cooling the air in mines

Publications (1)

Publication Number Publication Date
ZA8939B true ZA8939B (en) 1989-10-25

Family

ID=6366310

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA8939A ZA8939B (en) 1988-11-02 1988-12-27 Process and apparatus for cooling air in mines

Country Status (2)

Country Link
DE (1) DE3837153A1 (en)
ZA (1) ZA8939B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1813483A1 (en) * 1968-01-04 1969-08-14 Inst Post & Fernmeldewesen Device for the production of earth bores for supply lines
DE2242605C3 (en) * 1972-08-30 1984-06-07 Paul 5940 Lennestadt Schmidt Ram drilling rigs
DE2911419C2 (en) * 1979-03-23 1984-03-01 Wolfgang Dr.-Ing. 7500 Karlsruhe Ständer Device for the direction-controlled production of boreholes in loose rock

Also Published As

Publication number Publication date
DE3837153C2 (en) 1992-01-30
DE3837153A1 (en) 1990-05-10

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