ZA714816B - Preparation of subterranean chambers - Google Patents

Preparation of subterranean chambers

Info

Publication number
ZA714816B
ZA714816B ZA714816A ZA714816A ZA714816B ZA 714816 B ZA714816 B ZA 714816B ZA 714816 A ZA714816 A ZA 714816A ZA 714816 A ZA714816 A ZA 714816A ZA 714816 B ZA714816 B ZA 714816B
Authority
ZA
South Africa
Prior art keywords
preparation
subterranean
chambers
subterranean chambers
Prior art date
Application number
ZA714816A
Other languages
English (en)
Inventor
C Grant
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of ZA714816B publication Critical patent/ZA714816B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D3/00—Particular applications of blasting techniques
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D13/00—Large underground chambers; Methods or apparatus for making them

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Earth Drilling (AREA)
ZA714816A 1970-07-29 1971-07-20 Preparation of subterranean chambers ZA714816B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5907670A 1970-07-29 1970-07-29

Publications (1)

Publication Number Publication Date
ZA714816B true ZA714816B (en) 1972-09-27

Family

ID=22020702

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA714816A ZA714816B (en) 1970-07-29 1971-07-20 Preparation of subterranean chambers

Country Status (5)

Country Link
AU (1) AU3172371A (enExample)
BR (1) BR7104839D0 (enExample)
FR (1) FR2099356A5 (enExample)
GB (1) GB1353626A (enExample)
ZA (1) ZA714816B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4405116A1 (de) * 1994-02-17 1995-08-24 Preussag Anlagenbau Tiefbauverfahren zur Erstellung von Baugruben

Also Published As

Publication number Publication date
BR7104839D0 (pt) 1973-03-29
FR2099356A5 (enExample) 1972-03-10
GB1353626A (en) 1974-05-22
AU3172371A (en) 1973-02-01

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