CA2384087A1 - Dispositif d'impulsion de gaz et son procede d'utilisation - Google Patents

Dispositif d'impulsion de gaz et son procede d'utilisation Download PDF

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Publication number
CA2384087A1
CA2384087A1 CA002384087A CA2384087A CA2384087A1 CA 2384087 A1 CA2384087 A1 CA 2384087A1 CA 002384087 A CA002384087 A CA 002384087A CA 2384087 A CA2384087 A CA 2384087A CA 2384087 A1 CA2384087 A1 CA 2384087A1
Authority
CA
Canada
Prior art keywords
gas
impulse device
piston unit
gas impulse
chamber
Prior art date
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.)
Abandoned
Application number
CA002384087A
Other languages
English (en)
Inventor
Gennady Carmi
Leonid Slez
Yuri Ass
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Prowell Technologies Ltd
Original Assignee
Individual
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
Priority claimed from IL12615098A external-priority patent/IL126150A0/xx
Application filed by Individual filed Critical Individual
Publication of CA2384087A1 publication Critical patent/CA2384087A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B37/00Methods or apparatus for cleaning boreholes or wells
    • E21B37/08Methods or apparatus for cleaning boreholes or wells cleaning in situ of down-hole filters, screens, e.g. casing perforations, or gravel packs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/0007Cleaning by methods not provided for in a single other subclass or a single group in this subclass by explosions
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B23/00Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/001Self-propelling systems or apparatus, e.g. for moving tools within the horizontal portion of a borehole
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B37/00Methods or apparatus for cleaning boreholes or wells
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/25Methods for stimulating production
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/25Methods for stimulating production
    • E21B43/255Methods for stimulating production including the injection of a gaseous medium as treatment fluid into the formation

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)

Abstract

L'invention concerne un dispositif (10) d'impulsion de gaz à allumage et propulsion automatiques comprenant un logement (12) possédant un axe (75) longitudinal, un orifice d'admission (18a) de gaz et un ou plusieurs orifices d'évacuation (20) de gaz; une chambre d'admission (16) permettant une communication gazeuse avec une source (100) de gaz comprimé, via l'orifice d'admission et capable de recevoir un gaz comprimé provenant de cette source; une chambre de mise en pression (19) permettant une communication gazeuse avec la chambre d'admission (16) et une communication gazeuse réglable avec le ou les orifices d'évacuation (20); et une unité de piston (30) disposée le long de l'axe longitudinal (75) entre la chambre d'admission (16) et la chambre de mise en pression (19) et éventuellement amovible entre une première position de fonctionnement et une deuxième position de fonctionnement. Dans la première position de fonctionnement, l'unité de piston (30) empêche une communication gazeuse entre la chambre de mise en pression (19) et le ou les orifices d'évacuation (20); dans la deuxième position de fonctionnement, l'unité de piston (30) se rétracte de manière à faciliter une communication gazeuse entre la chambre de mise en pression (19) et le ou les orifices d'évacuation (20), l'unité de piston (30) étant capable de se déplacer entre la première et la deuxième position de fonctionnement en réponse à l'application d'un différentiel de force à travers l'unité de piston (30).
CA002384087A 1998-09-09 1999-09-06 Dispositif d'impulsion de gaz et son procede d'utilisation Abandoned CA2384087A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL126150 1998-09-09
IL12615098A IL126150A0 (en) 1998-09-09 1998-09-09 Gas impulse device and method of use thereof
PCT/IL1999/000482 WO2000014378A1 (fr) 1998-09-09 1999-09-06 Dispositif d'impulsion de gaz et son procede d'utilisation

Publications (1)

Publication Number Publication Date
CA2384087A1 true CA2384087A1 (fr) 2000-03-16

Family

ID=11071950

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002384087A Abandoned CA2384087A1 (fr) 1998-09-09 1999-09-06 Dispositif d'impulsion de gaz et son procede d'utilisation

Country Status (2)

Country Link
AU (1) AU758582B2 (fr)
CA (1) CA2384087A1 (fr)

Also Published As

Publication number Publication date
AU5645499A (en) 2000-03-27
AU758582B2 (en) 2003-03-27

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued