ID28130A - Pengeboran sumur bor yang mengandung afron dan fluida-fluida pelayanan dalam pengeboran - Google Patents
Pengeboran sumur bor yang mengandung afron dan fluida-fluida pelayanan dalam pengeboranInfo
- Publication number
- ID28130A ID28130A IDW20010353A ID20010353A ID28130A ID 28130 A ID28130 A ID 28130A ID W20010353 A IDW20010353 A ID W20010353A ID 20010353 A ID20010353 A ID 20010353A ID 28130 A ID28130 A ID 28130A
- Authority
- ID
- Indonesia
- Prior art keywords
- drilling
- afrons
- service fluids
- well drills
- drills containing
- Prior art date
Links
- 238000005553 drilling Methods 0.000 title 1
- 239000012530 fluid Substances 0.000 title 1
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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/003—Means for stopping loss of drilling fluid
-
- 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
- C09K8/06—Clay-free compositions
- C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
-
- 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
- C09K8/14—Clay-containing compositions
- C09K8/18—Clay-containing compositions characterised by the organic compounds
- C09K8/20—Natural organic compounds or derivatives thereof, e.g. polysaccharides or lignin derivatives
- C09K8/206—Derivatives of other natural products, e.g. cellulose, starch, sugars
-
- 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
- C09K8/56—Compositions for consolidating loose sand or the like around wells without excessively decreasing the permeability thereof
- C09K8/57—Compositions based on water or polar solvents
- C09K8/575—Compositions based on water or polar solvents containing organic compounds
- C09K8/5751—Macromolecular compounds
- C09K8/5758—Macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
-
- 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/035—Fishing for or freeing objects in boreholes or wells controlling differential pipe sticking
-
- 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
- C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
- C09K2208/02—Spotting, i.e. using additives for releasing a stuck drill
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Marine Sciences & Fisheries (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Detergent Compositions (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Saccharide Compounds (AREA)
- Lubricants (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Drilling And Boring (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/121,713 US6123159A (en) | 1997-02-13 | 1998-07-24 | Aphron-containing well drilling and servicing fluids of enhanced stability |
Publications (1)
Publication Number | Publication Date |
---|---|
ID28130A true ID28130A (id) | 2001-05-03 |
Family
ID=22398365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IDW20010353A ID28130A (id) | 1998-07-24 | 1999-07-12 | Pengeboran sumur bor yang mengandung afron dan fluida-fluida pelayanan dalam pengeboran |
Country Status (14)
Country | Link |
---|---|
US (2) | US6123159A (de) |
EP (1) | EP1114116B1 (de) |
AR (1) | AR023316A1 (de) |
AT (1) | ATE277142T1 (de) |
AU (1) | AU5097399A (de) |
BR (1) | BR9912415B1 (de) |
CA (1) | CA2338510C (de) |
DE (1) | DE69920488D1 (de) |
EA (1) | EA002832B1 (de) |
ID (1) | ID28130A (de) |
MX (1) | MXPA01000840A (de) |
NO (1) | NO328671B1 (de) |
OA (1) | OA11588A (de) |
WO (1) | WO2000005323A1 (de) |
Families Citing this family (75)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6015535A (en) * | 1995-04-06 | 2000-01-18 | Cabot Corporation | Process for producing purified cesium compound from cesium alum |
US5881826A (en) * | 1997-02-13 | 1999-03-16 | Actisystems, Inc. | Aphron-containing well drilling and servicing fluids |
US6156708A (en) * | 1997-02-13 | 2000-12-05 | Actisystems, Inc. | Aphron-containing oil base fluids and method of drilling a well therewith |
US6258755B1 (en) | 1998-12-28 | 2001-07-10 | Venture Innovations, Inc. | Chitosan-containing well drilling and servicing fluids |
CA2359844C (en) * | 1999-02-09 | 2003-12-02 | Masi Technologies L.L.C. | Aphron-containing aqueous well drilling and servicing fluids |
AU6233200A (en) | 1999-07-22 | 2001-02-13 | Schlumberger Technology Corporation | Components and methods for use with explosives |
US6649571B1 (en) | 2000-04-04 | 2003-11-18 | Masi Technologies, L.L.C. | Method of generating gas bubbles in oleaginous liquids |
MY128297A (en) * | 2000-04-19 | 2007-01-31 | Shell Int Research | Drilling mud |
JP2003159026A (ja) * | 2001-11-22 | 2003-06-03 | Ajinomoto Co Inc | 安定なアスパルテームスラリーの製造方法及び判定方法 |
US7148183B2 (en) * | 2001-12-14 | 2006-12-12 | Baker Hughes Incorporated | Surfactant-polymer composition for substantially solid-free water based drilling, drill-in, and completion fluids |
US6926081B2 (en) * | 2002-02-25 | 2005-08-09 | Halliburton Energy Services, Inc. | Methods of discovering and correcting subterranean formation integrity problems during drilling |
US6739414B2 (en) * | 2002-04-30 | 2004-05-25 | Masi Technologies, L.L.C. | Compositions and methods for sealing formations |
US7199083B2 (en) * | 2002-12-06 | 2007-04-03 | Self Generating Foam Incoporated | Self-generating foamed drilling fluids |
US7482309B2 (en) | 2003-11-24 | 2009-01-27 | Halliburton Energy Services, Inc. | Methods of drilling wellbores using variable density fluids comprising coated elastic particles |
CA2515060C (en) * | 2003-02-03 | 2009-11-03 | Masi Technologies L.L.C. | Stabilized colloidal and colloidal-like systems |
GB2413581B (en) * | 2003-02-03 | 2006-11-01 | Masi Technologies Llc | Stabilized colloidal and colloidal-like systems |
US7866394B2 (en) | 2003-02-27 | 2011-01-11 | Halliburton Energy Services Inc. | Compositions and methods of cementing in subterranean formations using a swelling agent to inhibit the influx of water into a cement slurry |
US7199085B2 (en) * | 2003-05-06 | 2007-04-03 | Masi Technologies, Inc. | Colloidal and colloidal-like systems in aqueous, clay-based fluids |
US6945329B2 (en) * | 2003-05-15 | 2005-09-20 | Halliburton Energy Services, Inc. | Methods and compositions for placing particulate materials in subterranean zones |
US6994173B2 (en) * | 2003-05-19 | 2006-02-07 | Act Technologies, Inc. | Method of drilling a borehole |
US8541051B2 (en) | 2003-08-14 | 2013-09-24 | Halliburton Energy Services, Inc. | On-the fly coating of acid-releasing degradable material onto a particulate |
US7081437B2 (en) * | 2003-08-25 | 2006-07-25 | M-I L.L.C. | Environmentally compatible hydrocarbon blend drilling fluid |
US7829507B2 (en) | 2003-09-17 | 2010-11-09 | Halliburton Energy Services Inc. | Subterranean treatment fluids comprising a degradable bridging agent and methods of treating subterranean formations |
US7833944B2 (en) | 2003-09-17 | 2010-11-16 | Halliburton Energy Services, Inc. | Methods and compositions using crosslinked aliphatic polyesters in well bore applications |
US7674753B2 (en) | 2003-09-17 | 2010-03-09 | Halliburton Energy Services, Inc. | Treatment fluids and methods of forming degradable filter cakes comprising aliphatic polyester and their use in subterranean formations |
US7159655B2 (en) * | 2003-09-25 | 2007-01-09 | Bj Services Company | Method for inhibiting or controlling inorganic scale formations |
US7398824B1 (en) | 2003-09-25 | 2008-07-15 | Bj Services Company | Method for inhibiting or controlling inorganic scale formations with copolymers of acrylamide and quaternary ammonium salts |
WO2005097937A1 (en) * | 2004-04-05 | 2005-10-20 | Masi Technologies, L.L.C. | Stabilized colloidal and colloidal-like systems |
WO2007145734A2 (en) * | 2006-06-07 | 2007-12-21 | Exxonmobil Upstream Research Company | Compressible objects having partial foam interiors combined with a drilling fluid to form a variable density drilling mud |
US8088716B2 (en) | 2004-06-17 | 2012-01-03 | Exxonmobil Upstream Research Company | Compressible objects having a predetermined internal pressure combined with a drilling fluid to form a variable density drilling mud |
WO2007145735A2 (en) | 2006-06-07 | 2007-12-21 | Exxonmobil Upstream Research Company | Method for fabricating compressible objects for a variable density drilling mud |
US20050284641A1 (en) * | 2004-06-24 | 2005-12-29 | Baker Hughes Incorporated | Controlled variable density fluid for wellbore operations |
US20060014648A1 (en) * | 2004-07-13 | 2006-01-19 | Milson Shane L | Brine-based viscosified treatment fluids and associated methods |
US7727937B2 (en) | 2004-07-13 | 2010-06-01 | Halliburton Energy Services, Inc. | Acidic treatment fluids comprising xanthan and associated methods |
US7825073B2 (en) * | 2004-07-13 | 2010-11-02 | Halliburton Energy Services, Inc. | Treatment fluids comprising clarified xanthan and associated methods |
US7727936B2 (en) * | 2004-07-13 | 2010-06-01 | Halliburton Energy Services, Inc. | Acidic treatment fluids comprising xanthan and associated methods |
US7642223B2 (en) | 2004-10-18 | 2010-01-05 | Halliburton Energy Services, Inc. | Methods of generating a gas in a plugging composition to improve its sealing ability in a downhole permeable zone |
US7690429B2 (en) * | 2004-10-21 | 2010-04-06 | Halliburton Energy Services, Inc. | Methods of using a swelling agent in a wellbore |
US7648946B2 (en) | 2004-11-17 | 2010-01-19 | Halliburton Energy Services, Inc. | Methods of degrading filter cakes in subterranean formations |
US20080009423A1 (en) | 2005-01-31 | 2008-01-10 | Halliburton Energy Services, Inc. | Self-degrading fibers and associated methods of use and manufacture |
US8598092B2 (en) | 2005-02-02 | 2013-12-03 | Halliburton Energy Services, Inc. | Methods of preparing degradable materials and methods of use in subterranean formations |
US7891424B2 (en) | 2005-03-25 | 2011-02-22 | Halliburton Energy Services Inc. | Methods of delivering material downhole |
US7662753B2 (en) | 2005-05-12 | 2010-02-16 | Halliburton Energy Services, Inc. | Degradable surfactants and methods for use |
US7870903B2 (en) | 2005-07-13 | 2011-01-18 | Halliburton Energy Services Inc. | Inverse emulsion polymers as lost circulation material |
US7713916B2 (en) | 2005-09-22 | 2010-05-11 | Halliburton Energy Services, Inc. | Orthoester-based surfactants and associated methods |
EP2041235B1 (de) | 2006-06-07 | 2013-02-13 | ExxonMobil Upstream Research Company | Kompressierbare gegenstände in kombination mit einer bohrflüssigkeit zur bildung eines bohrschlamms variabler dichte |
US8329621B2 (en) * | 2006-07-25 | 2012-12-11 | Halliburton Energy Services, Inc. | Degradable particulates and associated methods |
MX369001B (es) | 2006-08-04 | 2019-10-24 | Basf Enzymes Llc | Glucanasas, acidos nucleicos que las codifican, y metodos para hacerlas y usarlas. |
US7686080B2 (en) | 2006-11-09 | 2010-03-30 | Halliburton Energy Services, Inc. | Acid-generating fluid loss control additives and associated methods |
WO2008080093A2 (en) | 2006-12-21 | 2008-07-03 | Verenium Corporation | Amylases and glucoamylases, nucleic acids encoding them and methods for making and using them |
US8220548B2 (en) | 2007-01-12 | 2012-07-17 | Halliburton Energy Services Inc. | Surfactant wash treatment fluids and associated methods |
US9140707B2 (en) * | 2007-08-10 | 2015-09-22 | University Of Louisville Research Foundation, Inc. | Sensors and methods for detecting diseases caused by a single point mutation |
US20090140444A1 (en) * | 2007-11-29 | 2009-06-04 | Total Separation Solutions, Llc | Compressed gas system useful for producing light weight drilling fluids |
US8006760B2 (en) | 2008-04-10 | 2011-08-30 | Halliburton Energy Services, Inc. | Clean fluid systems for partial monolayer fracturing |
US7906464B2 (en) | 2008-05-13 | 2011-03-15 | Halliburton Energy Services, Inc. | Compositions and methods for the removal of oil-based filtercakes |
US7833943B2 (en) | 2008-09-26 | 2010-11-16 | Halliburton Energy Services Inc. | Microemulsifiers and methods of making and using same |
US8216981B2 (en) | 2009-04-30 | 2012-07-10 | Rayborn Sr Jerry | Drilling fluid additive system |
US7964537B2 (en) | 2009-04-30 | 2011-06-21 | Rayborn Sr Jerry | Air drilling misting fluid contains syrups |
US7972995B2 (en) | 2009-04-30 | 2011-07-05 | Rayborn Sr Jerry | Drilling fluid additive containing heated syrup solids |
US7745378B1 (en) | 2009-04-30 | 2010-06-29 | Rayborn Sr Jerry | Drilling fluid additive containing corn syrup solids |
USRE47362E1 (en) | 2009-04-30 | 2019-04-23 | Mud Masters Acquisition Corporation | Drilling fluid additive with low freezing point |
US7763570B1 (en) | 2009-04-30 | 2010-07-27 | Rayborn Sr Jerry | Drilling fluid additive containing syrups |
US8673825B2 (en) | 2009-04-30 | 2014-03-18 | Mudmasters Group, LLC | Drilling fluid additive with low freezing point |
US8101555B2 (en) * | 2009-04-30 | 2012-01-24 | Rayborn Sr Jerry | Spotting fluids containing syrups |
US8082992B2 (en) | 2009-07-13 | 2011-12-27 | Halliburton Energy Services, Inc. | Methods of fluid-controlled geometry stimulation |
US8715545B2 (en) | 2009-11-30 | 2014-05-06 | Exxonmobil Upstream Research Company | Systems and methods for forming high performance compressible objects |
BR112013025200A2 (pt) * | 2011-04-01 | 2019-09-24 | Solazyme Inc | fluido para uso na criação ou manutenção ou produção de um poço não revestido ou poço, e, métodos para criar um furo de poço ou manter ou produzir um fluido de produção de um poço, e para estimular a produção de metano |
US20140262529A1 (en) * | 2013-03-15 | 2014-09-18 | Baker Hughes Incorporated | Encapsulated gas for drilling and completion fluids |
US10240078B2 (en) | 2013-10-23 | 2019-03-26 | Halliburton Energy Services, Inc. | Volatile surfactant treatment for use in subterranean formation operations |
AU2013403405B2 (en) * | 2013-10-23 | 2016-12-15 | Halliburton Energy Services, Inc. | Volatile surfactant treatment for subterranean formations |
GB2532529B (en) * | 2014-11-18 | 2019-07-10 | Mi Llc | Wellbore fluid containing granular hemicellulose material |
JP2018509516A (ja) | 2015-03-24 | 2018-04-05 | テラヴィア ホールディングス, インコーポレイテッド | 微細藻類組成物およびその使用 |
RU2635405C1 (ru) * | 2016-06-28 | 2017-11-13 | Общество с ограниченной ответственностью "ЛУКОЙЛ-Инжиниринг" (ООО "ЛУКОЙЛ-Инжиниринг") | Способ приготовления бурового раствора на углеводородной основе для бурения скважин с аномально низким пластовым давлением |
JP2019040649A (ja) | 2017-08-23 | 2019-03-14 | 株式会社東芝 | ディスク装置 |
US12006467B2 (en) | 2021-12-01 | 2024-06-11 | Select Chemistry, Llc | Compositions of aphron sealing lost circulation spacer |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2713029A (en) * | 1952-05-07 | 1955-07-12 | Masonite Corp | Drilling mud addition agent |
US2818230A (en) * | 1954-02-08 | 1957-12-31 | Shell Dev | Method of correcting for lost circulation of drilling fluids |
US4486333A (en) * | 1981-04-10 | 1984-12-04 | Felix Sebba | Preparation of biliquid foam compositions |
GB8622032D0 (en) * | 1986-09-12 | 1986-10-22 | Shell Int Research | Aqueous polysaccharide compositions |
US5514644A (en) * | 1993-12-14 | 1996-05-07 | Texas United Chemical Corporation | Polysaccharide containing fluids having enhanced thermal stability |
US5513712A (en) * | 1994-11-08 | 1996-05-07 | Marathon Oil Company | Polymer enhanced foam drilling fluid |
US5728652A (en) * | 1995-02-10 | 1998-03-17 | Texas United Chemical Company, Llc. | Brine fluids having improved rheological charactersitics |
US5616541A (en) * | 1995-02-10 | 1997-04-01 | Texas United Chemical Company, Llc. | Low solids, high density fluids for well drilling |
US5716910A (en) * | 1995-09-08 | 1998-02-10 | Halliburton Company | Foamable drilling fluid and methods of use in well drilling operations |
US5682951A (en) * | 1995-12-07 | 1997-11-04 | Marathon Oil Company | Foamed gel completion, workover, and kill fluid |
US5881826A (en) * | 1997-02-13 | 1999-03-16 | Actisystems, Inc. | Aphron-containing well drilling and servicing fluids |
US5916849A (en) * | 1998-07-24 | 1999-06-29 | Venture Innovations, Inc. | Polysaccharide-containing well drilling and servicing fluids |
-
1998
- 1998-07-24 US US09/121,713 patent/US6123159A/en not_active Expired - Lifetime
-
1999
- 1999-07-12 ID IDW20010353A patent/ID28130A/id unknown
- 1999-07-12 AU AU50973/99A patent/AU5097399A/en not_active Abandoned
- 1999-07-12 BR BRPI9912415-7A patent/BR9912415B1/pt not_active IP Right Cessation
- 1999-07-12 CA CA002338510A patent/CA2338510C/en not_active Expired - Fee Related
- 1999-07-12 EA EA200100180A patent/EA002832B1/ru not_active IP Right Cessation
- 1999-07-12 OA OA1200100026A patent/OA11588A/en unknown
- 1999-07-12 MX MXPA01000840A patent/MXPA01000840A/es not_active IP Right Cessation
- 1999-07-12 AT AT99935510T patent/ATE277142T1/de not_active IP Right Cessation
- 1999-07-12 WO PCT/US1999/015725 patent/WO2000005323A1/en active IP Right Grant
- 1999-07-12 EP EP99935510A patent/EP1114116B1/de not_active Expired - Lifetime
- 1999-07-12 DE DE69920488T patent/DE69920488D1/de not_active Expired - Lifetime
- 1999-07-21 AR ARP990103580A patent/AR023316A1/es active IP Right Grant
-
2000
- 2000-06-09 US US09/591,008 patent/US6422326B1/en not_active Expired - Lifetime
-
2001
- 2001-01-23 NO NO20010385A patent/NO328671B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
OA11588A (en) | 2004-07-30 |
NO20010385D0 (no) | 2001-01-23 |
EP1114116B1 (de) | 2004-09-22 |
EA002832B1 (ru) | 2002-10-31 |
CA2338510A1 (en) | 2000-02-03 |
AU5097399A (en) | 2000-02-14 |
US6123159A (en) | 2000-09-26 |
EP1114116A1 (de) | 2001-07-11 |
AR023316A1 (es) | 2002-09-04 |
DE69920488D1 (de) | 2004-10-28 |
WO2000005323A1 (en) | 2000-02-03 |
CA2338510C (en) | 2003-04-08 |
ATE277142T1 (de) | 2004-10-15 |
EA200100180A1 (ru) | 2001-08-27 |
US6422326B1 (en) | 2002-07-23 |
NO20010385L (no) | 2001-03-20 |
EP1114116A4 (de) | 2001-10-04 |
NO328671B1 (no) | 2010-04-19 |
BR9912415A (pt) | 2001-04-17 |
MXPA01000840A (es) | 2002-06-04 |
BR9912415B1 (pt) | 2009-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ID28130A (id) | Pengeboran sumur bor yang mengandung afron dan fluida-fluida pelayanan dalam pengeboran | |
ID27229A (id) | Pengeboran sumur bor yang mengandung polisakarida dan fluida-fluida pelayanan dalam pengeboran | |
NO992809L (no) | Slagverktöy for bruk i olje- og gassbrönner | |
NO994338D0 (no) | Kombinert frese- og borekrone | |
GB2336865B (en) | Less temperature-dependent drilling fluids | |
EP0960259A4 (de) | Aphronhaltige bohr- und aufwältigungsflüssigkeit | |
GB2328699B (en) | Drilling rig | |
NO20011775L (no) | Borefluidadditiver og fremgangsmåter derav | |
GB0125685D0 (en) | Drilling wells and drilling fluids | |
GB9817054D0 (en) | Drill bit and downhole assembly | |
NO944136L (no) | Anordning for boring av småhullsbrönner på dypt vann | |
GB2334271B (en) | Water based drilling fluid with shale swelling inhibiting agent and phosphonate | |
NO992289D0 (no) | Invertert emulsjon-basert br°nnborings- og vedlikeholdsfluider | |
AU4384999A (en) | Improved backhead and check valve for down-hole drills | |
GB2329657B (en) | Thermally stable drilling fluid | |
DE69921110D1 (de) | Bohrflüssigkeiten und zusatzstoffen | |
DK0937860T3 (da) | Bore- og/eller mejselværktøj | |
GB2302112B (en) | Wellbore fluids and drilling methods | |
ATE280816T1 (de) | Aphronhaltige bohr- und aufwältigungsflüssigkeit | |
DE69823220D1 (de) | Teilweise durch diamanten verstärkter bohrmeissel | |
PL326856A1 (en) | Drilling rig | |
AU1809800A (en) | Antifoaming agents for drilling fluids used in the drilling of subterranean wells | |
GB2334279B (en) | Brines for use in oil drilling operations | |
ID24483A (id) | Mata bor | |
DK0687638T3 (da) | Beholder til bore- og mejsleværktøjer |