CA950356A - Wellpoints - Google Patents

Wellpoints

Info

Publication number
CA950356A
CA950356A CA140,923,A CA140923A CA950356A CA 950356 A CA950356 A CA 950356A CA 140923 A CA140923 A CA 140923A CA 950356 A CA950356 A CA 950356A
Authority
CA
Canada
Prior art keywords
wellpoints
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
CA140,923,A
Other languages
English (en)
Other versions
CA140923S (fr
Inventor
Ronald N. Allen
Ernest W. Potter
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.)
Henry Sykes Ltd
Original Assignee
Henry Sykes Ltd
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 Henry Sykes Ltd filed Critical Henry Sykes Ltd
Application granted granted Critical
Publication of CA950356A publication Critical patent/CA950356A/en
Expired legal-status Critical Current

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)
CA140,923,A 1971-05-20 1972-05-01 Wellpoints Expired CA950356A (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
CA950356A true CA950356A (en) 1974-07-02

Family

ID=10070021

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,923,A Expired CA950356A (en) 1971-05-20 1972-05-01 Wellpoints

Country Status (10)

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

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.
JPH06506511A (ja) * 1991-04-09 1994-07-21 バイエル・アクチエンゲゼルシヤフト 接着継手によって製造される水獲得用要素、それの製造方法およびそれの使用
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
ES403339A1 (es) 1975-04-16
AU4180972A (en) 1973-11-08
FR2138714B1 (https=) 1973-07-13
FR2138714A1 (https=) 1973-01-05
BE783486A (fr) 1972-09-01
ZA723068B (en) 1973-02-28
GB1385193A (en) 1975-02-26
NL7206823A (https=) 1972-11-22
IT969316B (it) 1974-03-30
DE2222282A1 (de) 1972-11-23

Similar Documents

Publication Publication Date Title
AU4648672A (en) Compost-toilet
CA1002953A (en) 2-alkylaminocyclohexenemethylenimines
AU5047472A (en) Alkoxysiloxanols
CA1003844A (en) Bis-anhydrides
AU3256971A (en) Medicament-container
AU476056B2 (en) Thienobenzazepines
CA950356A (en) Wellpoints
CA1004973A (en) Absorber-crystallizer
AU474208B2 (en) 3-trifluoro-methylanilides
AU456376B2 (en) Weed-extractor
CA1004229A (en) Salicyloyl-acyl-hydrazines
AU462761B2 (en) 2-aminoquinoxalines
AU467477B2 (en) QUINOXALINE-din-OXIDES
CA1008856A (en) Triazolo-benzodiazepines
AU456320B2 (en) Cikir bibd syrveukkabce ststem
AU468156B2 (en) 5-nitroimidazoles
AU470596B2 (en) N-aryl-ureas
CA888587A (en) Reamer-stabilizer
AU463139B2 (en) Multiseeders
AU449833B2 (en) Fascines
AU454300B2 (en) Oestratrienes
AU465324B2 (en) N-arylimidates
AU455851B2 (en) Hub-mounting
AU456985B2 (en) Carrier-bags
AU465713B2 (en) 3-aroyl-alkenylimines