DK286976A - Fremgangsmade til fremstilling af et belastningsmiddel til boringsskylninger - Google Patents

Fremgangsmade til fremstilling af et belastningsmiddel til boringsskylninger

Info

Publication number
DK286976A
DK286976A DK286976A DK286976A DK286976A DK 286976 A DK286976 A DK 286976A DK 286976 A DK286976 A DK 286976A DK 286976 A DK286976 A DK 286976A DK 286976 A DK286976 A DK 286976A
Authority
DK
Denmark
Prior art keywords
boring
procedure
manufacturing
rinse
load
Prior art date
Application number
DK286976A
Other languages
Danish (da)
English (en)
Inventor
D Menzel
H Conrady
H J Rohrborn
R Homann
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 DK286976A publication Critical patent/DK286976A/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02Well-drilling compositions
    • C09K8/03Specific additives for general use in well-drilling compositions
    • C09K8/032Inorganic additives
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/02Roasting 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)
  • Manufacture And Refinement Of Metals (AREA)
  • Soft Magnetic Materials (AREA)
DK286976A 1975-06-26 1976-06-25 Fremgangsmade til fremstilling af et belastningsmiddel til boringsskylninger DK286976A (da)

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 (1)

Publication Number Publication Date
DK286976A true DK286976A (da) 1976-12-27

Family

ID=5949984

Family Applications (1)

Application Number Title Priority Date Filing Date
DK286976A DK286976A (da) 1975-06-26 1976-06-25 Fremgangsmade til fremstilling af et belastningsmiddel til boringsskylninger

Country Status (17)

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

Families Citing this family (11)

* 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
CN100526214C (zh) * 2006-07-07 2009-08-12 铜陵有色金属集团控股有限公司铜冠冶化分公司 一种利用循环流化床焙烧硫铁矿制备二氧化硫的方法
US20100164303A1 (en) * 2008-12-31 2010-07-01 Schlumberger Technology Corporation Submersible motor with ferrofluid gap
CA2993603C (en) * 2015-07-29 2021-04-13 M-I L.L.C. Methods of pneumatically conveying solid particulates
CA2993250C (en) * 2015-07-29 2020-03-10 M-I L.L.C. Methods of drilling
US20170029684A1 (en) * 2015-07-29 2017-02-02 M-I L.L.C. Methods of formulating wellbore fluids
MX395746B (es) * 2015-07-29 2025-03-25 Schlumberger Technology Bv Fluidos de pozo para uso en el fondo del pozo.

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 (OSRAM) * 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
FI761832A7 (OSRAM) 1976-12-27
NL7606832A (nl) 1976-12-28
ES449269A1 (es) 1977-07-16
NO762209L (OSRAM) 1976-12-28
FR2317349A1 (fr) 1977-02-04
PT65273A (en) 1976-07-01
SE410846B (sv) 1979-11-12
DE2528464B2 (de) 1977-04-21
IE43249L (en) 1976-12-26
IE43249B1 (en) 1981-01-14
FR2317349B1 (OSRAM) 1979-08-10
NO142353B (no) 1980-04-28
PT65273B (en) 1977-12-10
FI62552B (fi) 1982-09-30
IT1061116B (it) 1982-10-20
CA1058382A (en) 1979-07-17
US4092407A (en) 1978-05-30
FI62552C (fi) 1983-01-10
BE843470A (fr) 1976-12-27
GB1554430A (en) 1979-10-24
GR60419B (en) 1978-05-25
TR18903A (tr) 1977-12-09
JPS5220983A (en) 1977-02-17
DE2528464A1 (de) 1976-12-30
NO142353C (no) 1980-08-06
SE7607314L (sv) 1976-12-27

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Legal Events

Date Code Title Description
ATS Application withdrawn