NL72876C - - Google Patents

Info

Publication number
NL72876C
NL72876C NL132433A NL132433A NL72876C NL 72876 C NL72876 C NL 72876C NL 132433 A NL132433 A NL 132433A NL 132433 A NL132433 A NL 132433A NL 72876 C NL72876 C NL 72876C
Authority
NL
Netherlands
Application number
NL132433A
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 of NL72876C publication Critical patent/NL72876C/xx
Application filed filed Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/08—Blasting cartridges, i.e. case and explosive with cavities in the charge, e.g. hollow-charge blasting cartridges
    • 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
    • E21B43/11—Perforators; Permeators
    • E21B43/116—Gun or shaped-charge perforators
    • E21B43/117—Shaped-charge perforators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B1/00—Explosive charges characterised by form or shape but not dependent on shape of container
    • F42B1/02—Shaped or hollow charges

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
NL132433A 1942-03-19 1947-05-27 NL72876C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US435342A US2399211A (en) 1942-03-19 1942-03-19 Method of perforating well casings

Publications (1)

Publication Number Publication Date
NL72876C true NL72876C (enrdf_load_stackoverflow)

Family

ID=23728008

Family Applications (1)

Application Number Title Priority Date Filing Date
NL132433A NL72876C (enrdf_load_stackoverflow) 1942-03-19 1947-05-27

Country Status (2)

Country Link
US (1) US2399211A (enrdf_load_stackoverflow)
NL (1) NL72876C (enrdf_load_stackoverflow)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563131A (en) * 1951-08-07 Tapping blast furnaces and the like
US2734456A (en) * 1956-02-14 sweetman
US2728296A (en) * 1945-02-27 1955-12-27 Leo T Meister Instantaneous detonator for hollow charge projectiles
US2494256A (en) * 1945-09-11 1950-01-10 Gulf Research Development Co Apparatus for perforating well casings and well walls
US2684030A (en) * 1945-09-11 1954-07-20 Gulf Research Development Co Apparatus for slotting and cutting pipe
US2558924A (en) * 1945-11-20 1951-07-03 Sun Oil Co Seismographic prospecting apparatus for directing explosive energy
US2601522A (en) * 1946-02-28 1952-06-24 Carl A Heiland Method for geophysical exploration
US2616370A (en) * 1946-09-10 1952-11-04 Foster James Lewis Well explosive
US2587243A (en) * 1946-10-16 1952-02-26 I J Mccullough Cutting apparatus
US2587244A (en) * 1946-11-12 1952-02-26 I J Mccullough Apparatus for cutting pipes within a well
US2543814A (en) * 1946-12-26 1951-03-06 Welex Jet Services Inc Means and method of tilting explosive charges in wells
US2630188A (en) * 1947-01-11 1953-03-03 Seismograph Service Corp System and method of generating seismic waves in the earth
US2630182A (en) * 1947-02-19 1953-03-03 Seismograph Service Corp Method for shooting oil wells
US2779278A (en) * 1947-02-19 1957-01-29 Borg Warner Apparatus for perforating well casings
US2699721A (en) * 1947-02-19 1955-01-18 Seismograph Service Corp Explosive cutting device
US3117518A (en) * 1947-04-15 1964-01-14 Louis F Porter Apparatus for cutting encased explosives
US2649046A (en) * 1947-05-01 1953-08-18 Du Pont Explosive package
US2506836A (en) * 1947-06-10 1950-05-09 Lloyd H Kaltenberger Device for detonating explosives in oil wells
US2564128A (en) * 1947-06-27 1951-08-14 Seismograph Service Corp Method and apparatus for underwater seismic prospecting
US2696169A (en) * 1948-04-10 1954-12-07 Phillips Petroleum Co Shaped charge well-pipe perforator
US2669928A (en) * 1948-06-15 1954-02-23 William G Sweetman Perforating device for wells
US2745345A (en) * 1948-09-18 1956-05-15 William G Sweetman Apparatus for releasing threaded pipe couplings
US2750885A (en) * 1949-01-22 1956-06-19 Borg Warner Aligning means for shaped charge perforating apparatus
US2764937A (en) * 1949-01-22 1956-10-02 Borg Warner Apparatus for perforating well casings by means of shaped charges
US2680406A (en) * 1949-03-14 1954-06-08 Jet Guns Co Inc Explosive container for gun perforators
US2742857A (en) * 1950-01-12 1956-04-24 Lane Wells Co Gun perforators
US2667836A (en) * 1950-03-28 1954-02-02 Joseph H Church Apparatus for the use of shaped explosive charges
US2758543A (en) * 1950-04-10 1956-08-14 Clarence W Grandin Cutting method and apparatus
US2760435A (en) * 1950-07-12 1956-08-28 Edward N Jones Well perforating apparatus
US2749841A (en) * 1950-08-31 1956-06-12 Edward N Jones Hydraulic acting jet gun for perforating well casings
US2796023A (en) * 1950-09-11 1957-06-18 Exxon Research Engineering Co Small guns for perforating casing
US2690123A (en) * 1950-09-11 1954-09-28 Standard Oil Dev Co Jet gun perforator for wells
US2853944A (en) * 1951-02-06 1958-09-30 Borg Warner Apparatus for perforating well casing and the like
US2760434A (en) * 1952-01-10 1956-08-28 Olin Mathieson Explosive
US3019731A (en) * 1960-02-19 1962-02-06 Advanced Oil Tools Inc Jet perforator for well casings
US6183569B1 (en) 1999-03-15 2001-02-06 Spectre Enterprises, Inc. Cutting torch and associated methods
US6627013B2 (en) 2002-02-05 2003-09-30 Greg Carter, Jr. Pyrotechnic thermite composition

Also Published As

Publication number Publication date
US2399211A (en) 1946-04-30

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