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CA934670A - Filtering tube provided with slotted perforations and combined of several sections - Google Patents

Filtering tube provided with slotted perforations and combined of several sections

Info

Publication number
CA934670A
CA934670A CA059892A CA59892A CA934670A CA 934670 A CA934670 A CA 934670A CA 059892 A CA059892 A CA 059892A CA 59892 A CA59892 A CA 59892A CA 934670 A CA934670 A CA 934670A
Authority
CA
Canada
Prior art keywords
combined
several sections
tube provided
filtering tube
slotted perforations
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.)
Expired
Application number
CA059892A
Other languages
English (en)
Inventor
Favre Roger
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.)
FEHLMANN GRUNDWASSERBAUTEN AG
Original Assignee
FEHLMANN GRUNDWASSERBAUTEN AG
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 FEHLMANN GRUNDWASSERBAUTEN AG filed Critical FEHLMANN GRUNDWASSERBAUTEN AG
Application granted granted Critical
Publication of CA934670A publication Critical patent/CA934670A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/06—Methods or installations for obtaining or collecting drinking water or tap water from underground
    • E03B3/08—Obtaining and confining water by means of wells
    • E03B3/16—Component parts of wells
    • E03B3/18—Well filters
    • E03B3/20—Well filters of elements of special shape
    • 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
    • E21B43/02—Subsoil filtering
    • E21B43/08—Screens or liners
    • E21B43/086—Screens with preformed openings, e.g. slotted liners

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Filtration Of Liquid (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Prostheses (AREA)
CA059892A 1968-09-02 1969-08-19 Filtering tube provided with slotted perforations and combined of several sections Expired CA934670A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1315768A CH496877A (de) 1968-09-02 1968-09-02 Aus mehreren Teillängen bestehendes und mit Schlitzlochung versehenes Filterrohr

Publications (1)

Publication Number Publication Date
CA934670A true CA934670A (en) 1973-10-02

Family

ID=4389836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA059892A Expired CA934670A (en) 1968-09-02 1969-08-19 Filtering tube provided with slotted perforations and combined of several sections

Country Status (3)

Country Link
CA (1) CA934670A (es)
CH (1) CH496877A (es)
ES (1) ES175132Y (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6089316A (en) * 1997-08-01 2000-07-18 Spray; Jeffery A. Wire-wrapped well screen

Also Published As

Publication number Publication date
ES175132Y (es) 1973-01-16
CH496877A (de) 1970-09-30
ES175132U (es) 1972-06-01

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