USB398262I5 - - Google Patents

Info

Publication number: USB398262I5
Authority: US; United States
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.): Pending

Application number

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.)

1973-09-17

Filing date

1973-09-17

Publication date

1975-01-28

1973-09-17 Application filed filed Critical

1973-09-17 Priority to US398262A priority Critical patent/US3913481A/en

1975-01-28 Publication of USB398262I5 publication Critical patent/USB398262I5/en

1975-10-21 Application granted granted Critical

1975-10-21 Publication of US3913481A publication Critical patent/US3913481A/en

1992-10-21 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
- E21B43/263—Methods for stimulating production by forming crevices or fractures using explosives
- E21B43/2635—Methods for stimulating production by forming crevices or fractures using explosives by means of nuclear energy
- 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
- E21B43/119—Details, e.g. for locating perforating place or direction
- E21B43/1195—Replacement of drilling mud; decrease of undesirable shock waves
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D5/00—Safety arrangements

Landscapes

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)
High Energy & Nuclear Physics (AREA)
General Engineering & Computer Science (AREA)
Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

US398262A 1973-09-17 1973-09-17 Apparatus for reducing shock and overpressure Expired - Lifetime US3913481A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
US398262A US3913481A (en)	1973-09-17	1973-09-17	Apparatus for reducing shock and overpressure

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US398262A US3913481A (en)	1973-09-17	1973-09-17	Apparatus for reducing shock and overpressure

Publications (2)

Publication Number	Publication Date
USB398262I5 true USB398262I5 (en)	1975-01-28
US3913481A US3913481A (en)	1975-10-21

Family

ID=23574687

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
US398262A Expired - Lifetime US3913481A (en)	1973-09-17	1973-09-17	Apparatus for reducing shock and overpressure

Country Status (1)

Country	Link
US (1)	US3913481A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2381772C (en) *	1999-07-22	2006-05-02	Schlumberger Technology Corporation	Components and methods for use with explosives
FR2853759B1 (en) *	2003-04-09	2005-05-13	Commissariat Energie Atomique	NUCLEAR FUEL WITH BRAIDED YARNS AND METHOD FOR PRODUCING THE SAME

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US137196A (en) *		1873-03-25		Improvement in self-tamping torpedoes
US1875583A (en) *	1930-03-04	1932-09-06	Fox Glenn	Method of and apparatus for shooting wells
US3707188A (en) *	1971-04-27	1972-12-26	Atomic Energy Commission	Non collapse stemming of casing subjected to explosive effects

1973
- 1973-09-17 US US398262A patent/US3913481A/en not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US137196A (en) *		1873-03-25		Improvement in self-tamping torpedoes
US1875583A (en) *	1930-03-04	1932-09-06	Fox Glenn	Method of and apparatus for shooting wells
US3707188A (en) *	1971-04-27	1972-12-26	Atomic Energy Commission	Non collapse stemming of casing subjected to explosive effects

Also Published As

Publication number	Publication date
US3913481A (en)	1975-10-21

Publication	Publication Date	Title
AR201758A1 (en)	1975-04-15
AU476761B2 (en)	1976-09-30
AU465372B2 (en)	1975-09-25
AR201235Q (en)	1975-02-21
AR201231Q (en)	1975-02-21
AU474593B2 (en)	1976-07-29
AU474511B2 (en)	1976-07-22
AU474838B2 (en)	1976-08-05
AU465453B2 (en)	1975-09-25
AU471343B2 (en)	1976-04-15
AU465434B2 (en)	1975-09-25
AU450229B2 (en)	1974-07-04
AU476714B2 (en)	1976-09-30
AR201229Q (en)	1975-02-21
AU466283B2 (en)	1975-10-23
AR199451A1 (en)	1974-08-30
AU476696B2 (en)	1976-09-30
AU472848B2 (en)	1976-06-03
AU477823B2 (en)	1975-06-19
AU461342B2 (en)	1975-05-22
AU471461B2 (en)	1976-04-29
AR200256A1 (en)	1974-10-31
AU477824B2 (en)	1975-07-17
AR210729A1 (en)	1977-09-15
AU476873B1 (en)	1975-01-09