EP0620356A3 - Method and device for the cleaning of wellscreens in wells. - Google Patents

Method and device for the cleaning of wellscreens in wells. Download PDF

Info

Publication number
EP0620356A3
EP0620356A3 EP94105279A EP94105279A EP0620356A3 EP 0620356 A3 EP0620356 A3 EP 0620356A3 EP 94105279 A EP94105279 A EP 94105279A EP 94105279 A EP94105279 A EP 94105279A EP 0620356 A3 EP0620356 A3 EP 0620356A3
Authority
EP
European Patent Office
Prior art keywords
wellscreens
wells
cleaning
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.)
Withdrawn
Application number
EP94105279A
Other languages
German (de)
French (fr)
Other versions
EP0620356A2 (en
Inventor
Anatoly Dr Gurinovitsch
Dmitrie Dr Kozlov
Wladimir Dr Ivaschetschkin
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.)
DML DIESELMOTORENWERK LEIPZIG
LEIPZIG DIESELMOTOREN DML
Original Assignee
DML DIESELMOTORENWERK LEIPZIG
LEIPZIG DIESELMOTOREN DML
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 DML DIESELMOTORENWERK LEIPZIG, LEIPZIG DIESELMOTOREN DML filed Critical DML DIESELMOTORENWERK LEIPZIG
Publication of EP0620356A2 publication Critical patent/EP0620356A2/en
Publication of EP0620356A3 publication Critical patent/EP0620356A3/en
Withdrawn legal-status Critical Current

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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/02—Scrapers specially adapted therefor
    • 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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E21B37/08—Methods or apparatus for cleaning boreholes or wells cleaning in situ of down-hole filters, screens, e.g. casing perforations, or gravel packs

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)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Extraction Or Liquid Replacement (AREA)
EP94105279A 1993-04-14 1994-04-05 Method and device for the cleaning of wellscreens in wells. Withdrawn EP0620356A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4311843 1993-04-14
DE19934311843 DE4311843A1 (en) 1993-04-14 1993-04-14 Method and device for cleaning borehole filters in liquid extraction bores

Publications (2)

Publication Number Publication Date
EP0620356A2 EP0620356A2 (en) 1994-10-19
EP0620356A3 true EP0620356A3 (en) 1995-07-19

Family

ID=6485234

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94105279A Withdrawn EP0620356A3 (en) 1993-04-14 1994-04-05 Method and device for the cleaning of wellscreens in wells.

Country Status (2)

Country Link
EP (1) EP0620356A3 (en)
DE (1) DE4311843A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108999180A (en) * 2018-08-13 2018-12-14 北京理工北阳爆破工程技术有限责任公司 A kind of land-based area forms middle soft soil foundation and promotes comprehensively dredging method

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19708140A1 (en) * 1996-07-07 1998-01-08 Blank Karl Heinz Well regeneration appliance
CN1055147C (en) * 1997-12-19 2000-08-02 汤井林 Oil well pore path crack cleaning equipment and treating method
EP2599849A1 (en) * 2011-11-30 2013-06-05 Welltec A/S Method of inhibiting corrosion of a downhole casing
CN109138920B (en) * 2018-11-13 2021-07-06 梁红云 Environment-friendly energy-saving paraffin removal petroleum machinery
EA036590B1 (en) * 2018-12-28 2020-11-26 Белорусский Национальный Технический Университет Device for regenerating filters of water supply wells
CN114000851B (en) * 2021-12-30 2022-04-08 山东泉益环保科技有限公司 Pollution-free high-temperature nitrogen cleaning operation device for pumping well

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732016A (en) * 1956-01-24 macleod
US4392529A (en) * 1981-11-03 1983-07-12 Burwell Maurel R Method of cleaning a well and apparatus thereof
EP0450170A2 (en) * 1990-04-06 1991-10-09 R. Späne Gmbh Chem. Techn Produkte Well regeneration device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732016A (en) * 1956-01-24 macleod
US4392529A (en) * 1981-11-03 1983-07-12 Burwell Maurel R Method of cleaning a well and apparatus thereof
EP0450170A2 (en) * 1990-04-06 1991-10-09 R. Späne Gmbh Chem. Techn Produkte Well regeneration device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108999180A (en) * 2018-08-13 2018-12-14 北京理工北阳爆破工程技术有限责任公司 A kind of land-based area forms middle soft soil foundation and promotes comprehensively dredging method

Also Published As

Publication number Publication date
DE4311843A1 (en) 1994-10-20
EP0620356A2 (en) 1994-10-19

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