NL7210917A - - Google Patents

Info

Publication number
NL7210917A
NL7210917A NL7210917A NL7210917A NL7210917A NL 7210917 A NL7210917 A NL 7210917A NL 7210917 A NL7210917 A NL 7210917A NL 7210917 A NL7210917 A NL 7210917A NL 7210917 A NL7210917 A NL 7210917A
Authority
NL
Netherlands
Application number
NL7210917A
Inventor
H Senff
A Bergmann
G Damm
D 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 DE2139952A external-priority patent/DE2139952C2/de
Priority claimed from DE19722230272 external-priority patent/DE2230272A1/de
Priority claimed from DE19722230510 external-priority patent/DE2230510A1/de
Priority claimed from DE19722230908 external-priority patent/DE2230908A1/de
Application filed by Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of NL7210917A publication Critical patent/NL7210917A/xx

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
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/05—Aqueous well-drilling compositions containing inorganic compounds only, e.g. mixtures of clay and salt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
    • B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
    • B03B5/44—Application of particular media therefor
    • B03B5/442—Application of particular media therefor composition of heavy media
    • 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
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
NL7210917A 1971-08-10 1972-08-10 NL7210917A (xx)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2139952A DE2139952C2 (de) 1971-08-10 1971-08-10 Verfahren zur Herstellung von Be Schwermittel fur Bohrspülungen
DE19722230272 DE2230272A1 (de) 1972-06-21 1972-06-21 Verfahren zur herstellung von beschwermitteln fuer bohrspuelungen
DE19722230510 DE2230510A1 (de) 1972-06-22 1972-06-22 Beschwermittel fuer bohrspuelungen
DE19722230908 DE2230908A1 (de) 1972-06-23 1972-06-23 Beschwermittel fuer bohrspuelungen

Publications (1)

Publication Number Publication Date
NL7210917A true NL7210917A (xx) 1973-02-13

Family

ID=27431305

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7210917A NL7210917A (xx) 1971-08-10 1972-08-10

Country Status (16)

Country Link
US (1) US3887474A (xx)
JP (1) JPS4826684A (xx)
BE (1) BE787336A (xx)
CA (1) CA977947A (xx)
CY (1) CY854A (xx)
DD (1) DD98557A5 (xx)
DK (1) DK129723B (xx)
FI (1) FI54323C (xx)
FR (1) FR2148565B1 (xx)
GB (1) GB1379067A (xx)
IE (1) IE36632B1 (xx)
IT (1) IT963836B (xx)
NL (1) NL7210917A (xx)
NO (1) NO133761C (xx)
RO (1) RO61289A (xx)
SE (1) SE374274B (xx)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1061116B (it) * 1975-06-26 1982-10-20 Metallgesellschaft Ag Procedimento per produrre zavorre per il lavaggio di fori di trivellazione
US4246243A (en) * 1978-11-27 1981-01-20 Irwin Fox Use of steel plant waste dusts for scavenging hydrogen sulfide
US4246244A (en) * 1979-05-31 1981-01-20 Gas Sweetener, Inc. Process for scavenging hydrogen sulfide from hydrocarbon gases
WO1982002346A1 (en) * 1980-12-30 1982-07-22 Sweetener Inc Gas Scavenging hydrogen sulfide from hydrocarbon gases
US4436681A (en) 1982-05-17 1984-03-13 Barczak Virgil J Process for producing iron oxide weighting material from iron chloride solutions
JPS6176584A (ja) * 1984-09-22 1986-04-19 Tachibana Shokai:Kk 土木用泥水材料
AUPN191395A0 (en) * 1995-03-22 1995-04-27 M.I.M. Holdings Limited Atmospheric mineral leaching process
US20090071649A1 (en) * 1996-07-24 2009-03-19 M-I Llc Wellbore fluids for cement displacement operations
US7651983B2 (en) * 1996-07-24 2010-01-26 M-I L.L.C. Reduced abrasiveness with micronized weighting material
US20080064613A1 (en) * 2006-09-11 2008-03-13 M-I Llc Dispersant coated weighting agents
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
BR0214130A (pt) * 2001-11-19 2004-10-13 Shell Int Research Método para perfurar um furo de sondagem em uma formação de terra
CA2433277C (en) * 2003-06-25 2008-02-26 Clean-Flo Gas Filtration Systems (1987) Ltd. Gas purification medium for removing sulfides from gaseous streams
WO2008033591A1 (en) * 2006-09-11 2008-03-20 M-I Llc Dispersant coated weighting agents
US7770666B2 (en) * 2007-04-26 2010-08-10 Barrett Allen Drilling fluid containing a recoverable lost circulation material and method of using and recovering the same
US10011763B2 (en) 2007-07-25 2018-07-03 Schlumberger Technology Corporation Methods to deliver fluids on a well site with variable solids concentration from solid slurries
US8490698B2 (en) * 2007-07-25 2013-07-23 Schlumberger Technology Corporation High solids content methods and slurries
US9080440B2 (en) 2007-07-25 2015-07-14 Schlumberger Technology Corporation Proppant pillar placement in a fracture with high solid content fluid
US9040468B2 (en) 2007-07-25 2015-05-26 Schlumberger Technology Corporation Hydrolyzable particle compositions, treatment fluids and methods
US8936082B2 (en) 2007-07-25 2015-01-20 Schlumberger Technology Corporation High solids content slurry systems and methods
US8490699B2 (en) * 2007-07-25 2013-07-23 Schlumberger Technology Corporation High solids content slurry methods
US20110198089A1 (en) * 2009-08-31 2011-08-18 Panga Mohan K R Methods to reduce settling rate of solids in a treatment fluid
US8662172B2 (en) 2010-04-12 2014-03-04 Schlumberger Technology Corporation Methods to gravel pack a well using expanding materials
US8511381B2 (en) 2010-06-30 2013-08-20 Schlumberger Technology Corporation High solids content slurry methods and systems
US8505628B2 (en) 2010-06-30 2013-08-13 Schlumberger Technology Corporation High solids content slurries, systems and methods
US8607870B2 (en) 2010-11-19 2013-12-17 Schlumberger Technology Corporation Methods to create high conductivity fractures that connect hydraulic fracture networks in a well
US9133387B2 (en) 2011-06-06 2015-09-15 Schlumberger Technology Corporation Methods to improve stability of high solid content fluid
US9863228B2 (en) 2012-03-08 2018-01-09 Schlumberger Technology Corporation System and method for delivering treatment fluid
US9803457B2 (en) 2012-03-08 2017-10-31 Schlumberger Technology Corporation System and method for delivering treatment fluid
US9528354B2 (en) 2012-11-14 2016-12-27 Schlumberger Technology Corporation Downhole tool positioning system and method
US9388335B2 (en) 2013-07-25 2016-07-12 Schlumberger Technology Corporation Pickering emulsion treatment fluid

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1991637A (en) * 1929-10-10 1935-02-19 Nat Pigments & Chemical Compan Application of mud-laden fluids to oil or gas wells
US2298984A (en) * 1937-05-28 1942-10-13 Nat Lead Co Iron oxide weighting material for drilling muds
US2276075A (en) * 1939-10-14 1942-03-10 Wuensch Charles Erb Drilling fluid
US2455188A (en) * 1946-02-25 1948-11-30 Sun Oil Co Drilling fluid

Also Published As

Publication number Publication date
CY854A (en) 1976-09-10
FR2148565A1 (xx) 1973-03-23
SE374274B (xx) 1975-03-03
DD98557A5 (xx) 1973-06-20
DK129723C (xx) 1975-04-21
DK129723B (da) 1974-11-11
NO133761C (xx) 1976-06-23
US3887474A (en) 1975-06-03
NO133761B (xx) 1976-03-15
CA977947A (en) 1975-11-18
FR2148565B1 (xx) 1976-05-21
JPS4826684A (xx) 1973-04-07
IE36632B1 (en) 1977-01-19
FI54323B (fi) 1978-07-31
BE787336A (fr) 1972-12-01
RO61289A (xx) 1976-10-15
FI54323C (fi) 1978-11-10
GB1379067A (en) 1975-01-02
IT963836B (it) 1974-01-21
IE36632L (en) 1973-02-10

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Legal Events

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BB A search report has been drawn up
BV The patent application has lapsed