NO812429L - CHEMICAL INJECTION VALVE. - Google Patents

CHEMICAL INJECTION VALVE.

Info

Publication number
NO812429L
NO812429L NO812429A NO812429A NO812429L NO 812429 L NO812429 L NO 812429L NO 812429 A NO812429 A NO 812429A NO 812429 A NO812429 A NO 812429A NO 812429 L NO812429 L NO 812429L
Authority
NO
Norway
Prior art keywords
injection valve
chemical injection
chemical
valve
injection
Prior art date
Application number
NO812429A
Other languages
Norwegian (no)
Inventor
Leslie L Cummings
Original Assignee
Otis Eng Co
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 Otis Eng Co filed Critical Otis Eng Co
Publication of NO812429L publication Critical patent/NO812429L/en

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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells

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)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Multiple-Way Valves (AREA)
  • Safety Valves (AREA)
NO812429A 1980-07-16 1981-07-15 CHEMICAL INJECTION VALVE. NO812429L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16963480A 1980-07-16 1980-07-16

Publications (1)

Publication Number Publication Date
NO812429L true NO812429L (en) 1982-01-18

Family

ID=22616515

Family Applications (1)

Application Number Title Priority Date Filing Date
NO812429A NO812429L (en) 1980-07-16 1981-07-15 CHEMICAL INJECTION VALVE.

Country Status (4)

Country Link
CA (1) CA1158545A (en)
DE (1) DE3126900A1 (en)
GB (1) GB2079822B (en)
NO (1) NO812429L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3343524C1 (en) * 1983-12-01 1984-12-06 BEB Gewerkschaften Brigitta und Elwerath Betriebsführungsgesellschaft mbH, 3000 Hannover Killing valve
US5141056A (en) * 1991-04-23 1992-08-25 Den Norske Stats Oljeselskap A.S Injection valve for injecting chemicals and similar liquid substances into subsurface formations

Also Published As

Publication number Publication date
GB2079822B (en) 1984-06-06
DE3126900A1 (en) 1982-04-01
GB2079822A (en) 1982-01-27
CA1158545A (en) 1983-12-13

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