ZA723068B - Improvements in or relating to wellpoints - Google Patents

Improvements in or relating to wellpoints

Info

Publication number
ZA723068B
ZA723068B ZA723068A ZA723068A ZA723068B ZA 723068 B ZA723068 B ZA 723068B ZA 723068 A ZA723068 A ZA 723068A ZA 723068 A ZA723068 A ZA 723068A ZA 723068 B ZA723068 B ZA 723068B
Authority
ZA
South Africa
Prior art keywords
wellpoints
relating
Prior art date
Application number
ZA723068A
Other languages
English (en)
Inventor
R Allen
E Potter
Original Assignee
Sykes Ltd Henry
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 Sykes Ltd Henry filed Critical Sykes Ltd Henry
Publication of ZA723068B publication Critical patent/ZA723068B/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D19/00—Keeping dry foundation sites or other areas in the ground
    • E02D19/06—Restraining of underground water
    • E02D19/10—Restraining of underground water by lowering level of ground water
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
    • E02D3/02—Improving by compacting
    • E02D3/10—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains
    • E02D3/103—Improving by compacting by watering, draining, de-aerating or blasting, e.g. by installing sand or wick drains by installing wick drains or sand bags
    • 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
    • E21B43/082—Screens comprising porous materials, e.g. prepacked screens
    • 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
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Hydrology & Water Resources (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Paleontology (AREA)
  • Agronomy & Crop Science (AREA)
  • Soil Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Filtration Of Liquid (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
ZA723068A 1971-05-20 1972-05-05 Improvements in or relating to wellpoints ZA723068B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1603871A GB1385193A (en) 1971-05-20 1971-05-20 Well points

Publications (1)

Publication Number Publication Date
ZA723068B true ZA723068B (en) 1973-02-28

Family

ID=10070021

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA723068A ZA723068B (en) 1971-05-20 1972-05-05 Improvements in or relating to wellpoints

Country Status (10)

Country Link
AU (1) AU4180972A (xx)
BE (1) BE783486A (xx)
CA (1) CA950356A (xx)
DE (1) DE2222282A1 (xx)
ES (1) ES403339A1 (xx)
FR (1) FR2138714B1 (xx)
GB (1) GB1385193A (xx)
IT (1) IT969316B (xx)
NL (1) NL7206823A (xx)
ZA (1) ZA723068B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL163590C (nl) * 1978-06-07 1980-09-15 Dhv Raadgevend Ing Filterbuis voor bronbemaling.
CZ209093A3 (en) * 1991-04-09 1994-04-13 Bayer Ag Liquid-pervious element and use thereof
NL1021961C2 (nl) * 2002-11-20 2004-05-24 Bos & Kalis Baggermaatsch Inrichting voor het in een bodem inbrengen van een drainagelint.
DE102008057894A1 (de) * 2008-11-18 2010-06-02 Esk Ceramics Gmbh & Co. Kg Trennvorrichtung zur Abtrennung von Sand- und Gesteinspartikeln
CN108952217B (zh) * 2018-07-31 2020-12-01 中地寅岗建设集团有限公司 一种用于绿色建筑的土地支撑结构

Also Published As

Publication number Publication date
NL7206823A (xx) 1972-11-22
GB1385193A (en) 1975-02-26
DE2222282A1 (de) 1972-11-23
ES403339A1 (es) 1975-04-16
FR2138714A1 (xx) 1973-01-05
AU4180972A (en) 1973-11-08
FR2138714B1 (xx) 1973-07-13
CA950356A (en) 1974-07-02
BE783486A (fr) 1972-09-01
IT969316B (it) 1974-03-30

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