ZA785133B - Fragmentation of subterranean formations - Google Patents

Fragmentation of subterranean formations

Info

Publication number
ZA785133B
ZA785133B ZA00785133A ZA785133A ZA785133B ZA 785133 B ZA785133 B ZA 785133B ZA 00785133 A ZA00785133 A ZA 00785133A ZA 785133 A ZA785133 A ZA 785133A ZA 785133 B ZA785133 B ZA 785133B
Authority
ZA
South Africa
Prior art keywords
fragmentation
subterranean formations
subterranean
formations
Prior art date
Application number
ZA00785133A
Other languages
English (en)
Inventor
G French
Original Assignee
Occidental Oil Shale Inc
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 Occidental Oil Shale Inc filed Critical Occidental Oil Shale Inc
Publication of ZA785133B publication Critical patent/ZA785133B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
    • E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
    • E21B43/243—Combustion in situ
    • E21B43/247—Combustion in situ in association with fracturing processes or crevice forming processes
    • E21B43/248—Combustion in situ in association with fracturing processes or crevice forming processes using explosives
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Layouts therefor
    • E21C41/16—Methods of underground mining; Layouts therefor
    • E21C41/24—Methods of underground mining; Layouts therefor for oil-bearing deposits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Remote Sensing (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
ZA00785133A 1977-09-14 1978-09-11 Fragmentation of subterranean formations ZA785133B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/833,240 US4146272A (en) 1977-09-14 1977-09-14 Explosive placement for explosive expansion toward spaced apart voids

Publications (1)

Publication Number Publication Date
ZA785133B true ZA785133B (en) 1979-08-29

Family

ID=25263840

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00785133A ZA785133B (en) 1977-09-14 1978-09-11 Fragmentation of subterranean formations

Country Status (5)

Country Link
US (1) US4146272A (xx)
AU (1) AU524060B2 (xx)
BR (1) BR7805984A (xx)
CA (1) CA1095831A (xx)
ZA (1) ZA785133B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210366A (en) * 1978-11-13 1980-07-01 Occidental Oil Shale, Inc. Method of detonating explosives for fragmenting oil shale formation toward a vertical free face
US4300800A (en) * 1979-09-14 1981-11-17 Occidental Oil Shale, Inc. Method of rubbling a pillar
US4326751A (en) * 1979-09-17 1982-04-27 Occidental Oil Shale Inc. Blasting to a horizontal free face with mixing of fragments
US4290649A (en) * 1979-11-07 1981-09-22 Occidental Oil Shale, Inc. Method for explosively expanding a pillar for forming an in situ oil shale retort
US4326752A (en) * 1980-03-24 1982-04-27 Occidental Oil Shale, Inc. Method for forming an in situ oil shale retort
US4440447A (en) * 1980-09-02 1984-04-03 Occidental Oil Shale, Inc. Method for forming an in situ oil shale retort with explosive expansion towards a horizontal free face
CA1155338A (en) * 1980-12-09 1983-10-18 Alan L. Davitt Non-electric delay blasting method
US4443036A (en) * 1981-07-09 1984-04-17 Occidental Oil Shale, Inc. Explosive expansion of formation in lifts for forming an in situ oil shale retort
CN115143853B (zh) * 2022-08-11 2024-03-01 南昌大学 组合起爆式爆破方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB640988A (en) * 1946-05-16 1950-08-02 Atlas Powder Co Improvements in or relating to blasting methods
US3001776A (en) * 1959-04-10 1961-09-26 Ohio Oil Company Method of preparation for and performance of in situ retorting
US3316020A (en) * 1964-11-23 1967-04-25 Mobil Oil Corp In situ retorting method employed in oil shale
US3434757A (en) * 1967-02-02 1969-03-25 Shell Oil Co Shale oil-producing process
US3537753A (en) * 1968-11-01 1970-11-03 Exxon Research Engineering Co Oil shale mining method
US3714895A (en) * 1970-01-13 1973-02-06 Gulf Oil Corp Method for excavating by explosions
DE2005659A1 (de) * 1970-02-07 1971-08-19 Hellwig, Heinrich, 7561 Michelbach Zylindereinbruch bei paralleler Bohr lochanlage
US3688843A (en) * 1970-11-16 1972-09-05 Atomic Energy Commission Nuclear explosive method for stimulating hydrocarbon production from petroliferous formations
CA1012564A (en) * 1975-07-11 1977-06-21 Canadian Industries Limited Method of underground mining
US4043597A (en) * 1975-08-08 1977-08-23 Occidental Oil Shale, Inc. Multiple level preparation of oil shale retort

Also Published As

Publication number Publication date
AU524060B2 (en) 1982-08-26
AU3979978A (en) 1980-03-20
US4146272A (en) 1979-03-27
BR7805984A (pt) 1979-05-02
CA1095831A (en) 1981-02-17

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