NO142353C - Fremgangsmaate til fremstilling av tunggjoeringsmidler for borespylevaesker. - Google Patents

Fremgangsmaate til fremstilling av tunggjoeringsmidler for borespylevaesker.

Info

Publication number
NO142353C
NO142353C NO762209A NO762209A NO142353C NO 142353 C NO142353 C NO 142353C NO 762209 A NO762209 A NO 762209A NO 762209 A NO762209 A NO 762209A NO 142353 C NO142353 C NO 142353C
Authority
NO
Norway
Prior art keywords
animals
procedure
manufacturing
drilling fluids
drilling
Prior art date
Application number
NO762209A
Other languages
English (en)
Norwegian (no)
Other versions
NO142353B (no
NO762209L (sv
Inventor
Hans-Joachim Roehrborn
Rainer Homann
Heribert Conrady
Dieter Menzel
Original Assignee
Metallgesellschaft 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
Priority claimed from DE19752528464 external-priority patent/DE2528464C3/de
Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of NO762209L publication Critical patent/NO762209L/no
Publication of NO142353B publication Critical patent/NO142353B/no
Publication of NO142353C publication Critical patent/NO142353C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/03—Specific additives for general use in well-drilling compositions
    • C09K8/032—Inorganic additives
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacture And Refinement Of Metals (AREA)
NO762209A 1975-06-26 1976-06-25 Fremgangsmaate til fremstilling av tunggjoeringsmidler for borespylevaesker. NO142353C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752528464 DE2528464C3 (de) 1975-06-26 Verfahren zur Herstellung von Beschwermittel für Bohrspülungen

Publications (3)

Publication Number Publication Date
NO762209L NO762209L (sv) 1976-12-28
NO142353B NO142353B (no) 1980-04-28
NO142353C true NO142353C (no) 1980-08-06

Family

ID=5949984

Family Applications (1)

Application Number Title Priority Date Filing Date
NO762209A NO142353C (no) 1975-06-26 1976-06-25 Fremgangsmaate til fremstilling av tunggjoeringsmidler for borespylevaesker.

Country Status (17)

Country Link
US (1) US4092407A (sv)
JP (1) JPS5220983A (sv)
BE (1) BE843470A (sv)
CA (1) CA1058382A (sv)
DK (1) DK286976A (sv)
ES (1) ES449269A1 (sv)
FI (1) FI62552C (sv)
FR (1) FR2317349A1 (sv)
GB (1) GB1554430A (sv)
GR (1) GR60419B (sv)
IE (1) IE43249B1 (sv)
IT (1) IT1061116B (sv)
NL (1) NL7606832A (sv)
NO (1) NO142353C (sv)
PT (1) PT65273B (sv)
SE (1) SE410846B (sv)
TR (1) TR18903A (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009238A1 (de) * 1980-03-11 1981-09-24 Volkswagenwerk Ag, 3180 Wolfsburg Verfahren zur aufarbeitung von wasser- und/oder oelhaltigen metallischen und/oder metalloxidischen schleifstaeuben, insbesondere eisen- und/oder eisenoxidstaeuben
US4436681A (en) 1982-05-17 1984-03-13 Barczak Virgil J Process for producing iron oxide weighting material from iron chloride solutions
US4519922A (en) * 1983-03-21 1985-05-28 Halliburton Company Environmentally compatible high density drill mud or blow-out control fluid
US4584327A (en) * 1985-05-24 1986-04-22 Halliburton Company Environmentally compatable high density drilling mud, cement composition or blow-out fluid
US6180573B1 (en) * 1997-11-20 2001-01-30 Dresser Industries, Inc. Weight material for drilling fluids and method of creating and maintaining the desired weight
US20100164303A1 (en) * 2008-12-31 2010-07-01 Schlumberger Technology Corporation Submersible motor with ferrofluid gap
CA2993633A1 (en) * 2015-07-29 2017-02-02 M-I L.L.C. Methods of formulating wellbore fluids
US10253234B2 (en) * 2015-07-29 2019-04-09 M-I L.L.C. Wellbore fluids for use downhole
CA2993250C (en) * 2015-07-29 2020-03-10 M-I L.L.C. Methods of drilling
GB2556526B (en) * 2015-07-29 2022-02-23 Mi Llc Methods of pneumatically conveying solid particulates

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2298984A (en) * 1937-05-28 1942-10-13 Nat Lead Co Iron oxide weighting material for drilling muds
US2820704A (en) * 1956-01-06 1958-01-21 United States Steel Corp Method of improving characteristics of iron oxide agglomerates
US3245778A (en) * 1962-04-06 1966-04-12 Mcdowell Wellman Eng Co Method of indurating iron ore concentrates
RO61289A (sv) * 1971-08-10 1976-10-15
US3867128A (en) * 1972-12-18 1975-02-18 Jr James Thomas Hancock Process for producing high specific gravity material from low grade iron ore

Also Published As

Publication number Publication date
CA1058382A (en) 1979-07-17
BE843470A (fr) 1976-12-27
US4092407A (en) 1978-05-30
TR18903A (tr) 1977-12-09
DK286976A (da) 1976-12-27
NL7606832A (nl) 1976-12-28
DE2528464B2 (de) 1977-04-21
IE43249L (en) 1976-12-26
FR2317349B1 (sv) 1979-08-10
GR60419B (en) 1978-05-25
IE43249B1 (en) 1981-01-14
IT1061116B (it) 1982-10-20
SE410846B (sv) 1979-11-12
NO142353B (no) 1980-04-28
PT65273B (en) 1977-12-10
DE2528464A1 (de) 1976-12-30
ES449269A1 (es) 1977-07-16
JPS5220983A (en) 1977-02-17
FI62552C (fi) 1983-01-10
GB1554430A (en) 1979-10-24
SE7607314L (sv) 1976-12-27
FI62552B (fi) 1982-09-30
NO762209L (sv) 1976-12-28
PT65273A (en) 1976-07-01
FI761832A (sv) 1976-12-27
FR2317349A1 (fr) 1977-02-04

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