NO864600L - Oljebaserte borefluider og additiver for slike. - Google Patents

Oljebaserte borefluider og additiver for slike.

Info

Publication number: NO864600L
Authority: NO; Norway
Prior art keywords: carbon atoms; oil; amidoamine; hydrogen; alkali
Prior art date: 1985-11-19

Application number

NO864600A

Other languages

English (en)

Norwegian (no)

Other versions

NO864600D0 (no

Inventor

Harris Alfred Oehler

Henry Clayton Mclaurine

Charles Kenneth Grantham

Original Assignee

Dresser Ind

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.)

1985-11-19

Filing date

1986-11-18

Publication date

1987-05-20

1986-11-18 Application filed by Dresser Ind filed Critical Dresser Ind

1986-11-18 Publication of NO864600D0 publication Critical patent/NO864600D0/no

1987-05-20 Publication of NO864600L publication Critical patent/NO864600L/no

Links

239000012530 fluid Substances 0.000 title description 47
239000000654 additive Substances 0.000 title description 8
125000004432 carbon atom Chemical group C* 0.000 claims description 74
239000004927 clay Substances 0.000 claims description 71
239000003921 oil Substances 0.000 claims description 68
239000000203 mixture Substances 0.000 claims description 60
238000005553 drilling Methods 0.000 claims description 47
239000002253 acid Substances 0.000 claims description 28
239000000539 dimer Substances 0.000 claims description 24
239000003513 alkali Substances 0.000 claims description 23
239000003795 chemical substances by application Substances 0.000 claims description 20
229920000768 polyamine Polymers 0.000 claims description 20
239000002283 diesel fuel Substances 0.000 claims description 18
229910052739 hydrogen Inorganic materials 0.000 claims description 18
239000001257 hydrogen Substances 0.000 claims description 18
-1 polyethylene Polymers 0.000 claims description 15
239000000463 material Substances 0.000 claims description 14
229920001281 polyalkylene Polymers 0.000 claims description 14
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 13
RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical group NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 12
239000010802 sludge Substances 0.000 claims description 11
239000003995 emulsifying agent Substances 0.000 claims description 9
235000014113 dietary fatty acids Nutrition 0.000 claims description 7
239000000194 fatty acid Substances 0.000 claims description 7
229930195729 fatty acid Natural products 0.000 claims description 7
150000004665 fatty acids Chemical group 0.000 claims description 7
238000000034 method Methods 0.000 claims description 7
150000003839 salts Chemical class 0.000 claims description 7
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 5
125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Inorganic materials [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 5
150000001412 amines Chemical class 0.000 claims description 4
239000003208 petroleum Substances 0.000 claims description 4
150000003242 quaternary ammonium salts Chemical class 0.000 claims description 4
VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical group NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 claims description 3
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 3
239000001110 calcium chloride Substances 0.000 claims description 3
229910001628 calcium chloride Inorganic materials 0.000 claims description 3
239000007795 chemical reaction product Substances 0.000 claims description 3
229910052742 iron Inorganic materials 0.000 claims description 3
125000004433 nitrogen atom Chemical group N* 0.000 claims description 3
239000011780 sodium chloride Substances 0.000 claims description 3
239000010779 crude oil Substances 0.000 claims description 2
230000008569 process Effects 0.000 claims description 2
229910021647 smectite Inorganic materials 0.000 claims description 2
FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical group NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 claims description 2
OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims 5
150000003628 tricarboxylic acids Chemical class 0.000 claims 5
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 2
239000004698 Polyethylene Substances 0.000 claims 2
229910052601 baryte Inorganic materials 0.000 claims 2
239000010428 baryte Substances 0.000 claims 2
229920000573 polyethylene Polymers 0.000 claims 2
239000010692 aromatic oil Substances 0.000 claims 1
LSHROXHEILXKHM-UHFFFAOYSA-N n'-[2-[2-[2-(2-aminoethylamino)ethylamino]ethylamino]ethyl]ethane-1,2-diamine Chemical group NCCNCCNCCNCCNCCN LSHROXHEILXKHM-UHFFFAOYSA-N 0.000 claims 1
239000000499 gel Substances 0.000 description 24
239000004033 plastic Substances 0.000 description 14
ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 12
238000006243 chemical reaction Methods 0.000 description 10
239000000047 product Substances 0.000 description 9
150000007513 acids Chemical class 0.000 description 7
230000008901 benefit Effects 0.000 description 7
230000015572 biosynthetic process Effects 0.000 description 7
238000005755 formation reaction Methods 0.000 description 7
239000011347 resin Substances 0.000 description 7
229920005989 resin Polymers 0.000 description 7
230000009974 thixotropic effect Effects 0.000 description 7
125000000217 alkyl group Chemical group 0.000 description 5
235000012216 bentonite Nutrition 0.000 description 5
239000004615 ingredient Substances 0.000 description 5
229910052500 inorganic mineral Inorganic materials 0.000 description 5
238000004519 manufacturing process Methods 0.000 description 5
235000010755 mineral Nutrition 0.000 description 5
239000011707 mineral Substances 0.000 description 5
238000002156 mixing Methods 0.000 description 5
RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 5
239000000376 reactant Substances 0.000 description 5
239000000126 substance Substances 0.000 description 5
COBPKKZHLDDMTB-UHFFFAOYSA-N 2-[2-(2-butoxyethoxy)ethoxy]ethanol Chemical compound CCCCOCCOCCOCCO COBPKKZHLDDMTB-UHFFFAOYSA-N 0.000 description 4
125000003118 aryl group Chemical group 0.000 description 4
239000000440 bentonite Substances 0.000 description 4
229910000278 bentonite Inorganic materials 0.000 description 4
SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 4
238000004132 cross linking Methods 0.000 description 4
239000000839 emulsion Substances 0.000 description 4
230000008961 swelling Effects 0.000 description 4
239000003760 tallow Chemical class 0.000 description 4
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
150000001298 alcohols Chemical class 0.000 description 3
150000001408 amides Chemical class 0.000 description 3
150000003863 ammonium salts Chemical class 0.000 description 3
230000000694 effects Effects 0.000 description 3
239000012467 final product Substances 0.000 description 3
239000002798 polar solvent Substances 0.000 description 3
238000000518 rheometry Methods 0.000 description 3
239000000243 solution Substances 0.000 description 3
CFQZKFWQLAHGSL-FNTYJUCDSA-N (3e,5e,7e,9e,11e,13e,15e,17e)-18-[(3e,5e,7e,9e,11e,13e,15e,17e)-18-[(3e,5e,7e,9e,11e,13e,15e)-octadeca-3,5,7,9,11,13,15,17-octaenoyl]oxyoctadeca-3,5,7,9,11,13,15,17-octaenoyl]oxyoctadeca-3,5,7,9,11,13,15,17-octaenoic acid Chemical compound OC(=O)C\C=C\C=C\C=C\C=C\C=C\C=C\C=C\C=C\OC(=O)C\C=C\C=C\C=C\C=C\C=C\C=C\C=C\C=C\OC(=O)C\C=C\C=C\C=C\C=C\C=C\C=C\C=C\C=C CFQZKFWQLAHGSL-FNTYJUCDSA-N 0.000 description 2
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
230000000996 additive effect Effects 0.000 description 2
229910052784 alkaline earth metal Inorganic materials 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
238000006073 displacement reaction Methods 0.000 description 2
150000002148 esters Chemical class 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
229910000271 hectorite Inorganic materials 0.000 description 2
KWLMIXQRALPRBC-UHFFFAOYSA-L hectorite Chemical compound [Li+].[OH-].[OH-].[Na+].[Mg+2].O1[Si]2([O-])O[Si]1([O-])O[Si]([O-])(O1)O[Si]1([O-])O2 KWLMIXQRALPRBC-UHFFFAOYSA-L 0.000 description 2
229930195733 hydrocarbon Natural products 0.000 description 2
150000002430 hydrocarbons Chemical class 0.000 description 2
125000006178 methyl benzyl group Chemical group 0.000 description 2
150000002894 organic compounds Chemical class 0.000 description 2
239000008385 outer phase Substances 0.000 description 2
239000002245 particle Substances 0.000 description 2
229920005862 polyol Polymers 0.000 description 2
238000004064 recycling Methods 0.000 description 2
239000012266 salt solution Substances 0.000 description 2
239000002002 slurry Substances 0.000 description 2
JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
239000002904 solvent Substances 0.000 description 2
239000003784 tall oil Substances 0.000 description 2
239000013638 trimer Substances 0.000 description 2
238000005303 weighing Methods 0.000 description 2
WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
KQIXMZWXFFHRAQ-UHFFFAOYSA-N 1-(2-hydroxybutylamino)butan-2-ol Chemical compound CCC(O)CNCC(O)CC KQIXMZWXFFHRAQ-UHFFFAOYSA-N 0.000 description 1
MIJDSYMOBYNHOT-UHFFFAOYSA-N 2-(ethylamino)ethanol Chemical compound CCNCCO MIJDSYMOBYNHOT-UHFFFAOYSA-N 0.000 description 1
BCLSJHWBDUYDTR-UHFFFAOYSA-N 2-(propylamino)ethanol Chemical compound CCCNCCO BCLSJHWBDUYDTR-UHFFFAOYSA-N 0.000 description 1
LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
PQSKSJLILUQYQM-UHFFFAOYSA-N 3-(butylamino)propan-1-ol Chemical compound CCCCNCCCO PQSKSJLILUQYQM-UHFFFAOYSA-N 0.000 description 1
QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
KYXHKHDZJSDWEF-LHLOQNFPSA-N CCCCCCC1=C(CCCCCC)C(\C=C\CCCCCCCC(O)=O)C(CCCCCCCC(O)=O)CC1 Chemical compound CCCCCCC1=C(CCCCCC)C(\C=C\CCCCCCCC(O)=O)C(CCCCCCCC(O)=O)CC1 KYXHKHDZJSDWEF-LHLOQNFPSA-N 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
239000005642 Oleic acid Substances 0.000 description 1
ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
229910021536 Zeolite Inorganic materials 0.000 description 1
230000003213 activating effect Effects 0.000 description 1
230000032683 aging Effects 0.000 description 1
229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 1
125000002947 alkylene group Chemical group 0.000 description 1
238000010640 amide synthesis reaction Methods 0.000 description 1
235000019270 ammonium chloride Nutrition 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
229960000892 attapulgite Drugs 0.000 description 1
239000002585 base Substances 0.000 description 1
229910000019 calcium carbonate Inorganic materials 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
239000012612 commercial material Substances 0.000 description 1
239000013065 commercial product Substances 0.000 description 1
238000006482 condensation reaction Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000006471 dimerization reaction Methods 0.000 description 1
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
229940069096 dodecene Drugs 0.000 description 1
LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
238000005188 flotation Methods 0.000 description 1
235000013312 flour Nutrition 0.000 description 1
238000009472 formulation Methods 0.000 description 1
239000000446 fuel Substances 0.000 description 1
239000000295 fuel oil Substances 0.000 description 1
150000002240 furans Chemical class 0.000 description 1
239000003349 gelling agent Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
229910052595 hematite Inorganic materials 0.000 description 1
239000011019 hematite Substances 0.000 description 1
XPXMKIXDFWLRAA-UHFFFAOYSA-N hydrazinide Chemical compound [NH-]N XPXMKIXDFWLRAA-UHFFFAOYSA-N 0.000 description 1
WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
229910052900 illite Inorganic materials 0.000 description 1
150000002462 imidazolines Chemical class 0.000 description 1
239000003112 inhibitor Substances 0.000 description 1
LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 1
QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
239000003350 kerosene Substances 0.000 description 1
150000002576 ketones Chemical class 0.000 description 1
230000001050 lubricating effect Effects 0.000 description 1
239000002932 luster Substances 0.000 description 1
238000005259 measurement Methods 0.000 description 1
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
150000002763 monocarboxylic acids Chemical class 0.000 description 1
239000000178 monomer Substances 0.000 description 1
229910052901 montmorillonite Inorganic materials 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
VGIBGUSAECPPNB-UHFFFAOYSA-L nonaaluminum;magnesium;tripotassium;1,3-dioxido-2,4,5-trioxa-1,3-disilabicyclo[1.1.1]pentane;iron(2+);oxygen(2-);fluoride;hydroxide Chemical compound [OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[F-].[Mg+2].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].[K+].[Fe+2].O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2 VGIBGUSAECPPNB-UHFFFAOYSA-L 0.000 description 1
ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
150000004010 onium ions Chemical class 0.000 description 1
230000003204 osmotic effect Effects 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
229910052625 palygorskite Inorganic materials 0.000 description 1
239000012071 phase Substances 0.000 description 1
239000001103 potassium chloride Substances 0.000 description 1
235000011164 potassium chloride Nutrition 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
230000009257 reactivity Effects 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000007127 saponification reaction Methods 0.000 description 1
229910000275 saponite Inorganic materials 0.000 description 1
239000013535 sea water Substances 0.000 description 1
229910021646 siderite Inorganic materials 0.000 description 1
150000004760 silicates Chemical class 0.000 description 1
PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 1
239000011877 solvent mixture Substances 0.000 description 1
150000003871 sulfonates Chemical class 0.000 description 1
239000004094 surface-active agent Substances 0.000 description 1
239000000725 suspension Substances 0.000 description 1
229940095068 tetradecene Drugs 0.000 description 1
230000008719 thickening Effects 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1
239000013008 thixotropic agent Substances 0.000 description 1
HSNQNPCNYIJJHT-ISLYRVAYSA-N trans-octadec-9-ene Chemical compound CCCCCCCC\C=C\CCCCCCCC HSNQNPCNYIJJHT-ISLYRVAYSA-N 0.000 description 1
229960001124 trientine Drugs 0.000 description 1
PDSVZUAJOIQXRK-UHFFFAOYSA-N trimethyl(octadecyl)azanium Chemical compound CCCCCCCCCCCCCCCCCC[N+](C)(C)C PDSVZUAJOIQXRK-UHFFFAOYSA-N 0.000 description 1
229910052902 vermiculite Inorganic materials 0.000 description 1
239000010455 vermiculite Substances 0.000 description 1
235000019354 vermiculite Nutrition 0.000 description 1
230000004580 weight loss Effects 0.000 description 1
239000000080 wetting agent Substances 0.000 description 1
239000010457 zeolite Substances 0.000 description 1

Landscapes

Lubricants (AREA)
Drilling Tools (AREA)

NO864600A 1985-11-19 1986-11-18 Oljebaserte borefluider og additiver for slike. NO864600L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US79953085A	1985-11-19	1985-11-19

Publications (2)

Publication Number	Publication Date
NO864600D0 NO864600D0 (no)	1986-11-18
NO864600L true NO864600L (no)	1987-05-20

Family

ID=25176148

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO864600A NO864600L (no)	1985-11-19	1986-11-18	Oljebaserte borefluider og additiver for slike.

Country Status (3)

Country	Link
BR (1)	BR8605690A (da)
DK (1)	DK551186A (da)
NO (1)	NO864600L (da)

1986
- 1986-11-18 NO NO864600A patent/NO864600L/no unknown
- 1986-11-18 DK DK551186A patent/DK551186A/da not_active Application Discontinuation
- 1986-11-18 BR BR8605690A patent/BR8605690A/pt unknown

Also Published As

Publication number	Publication date
DK551186A (da)	1987-05-20
BR8605690A (pt)	1987-08-18
NO864600D0 (no)	1986-11-18
DK551186D0 (da)	1986-11-18

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NO864600L (no)	1987-05-20	Oljebaserte borefluider og additiver for slike.