CA2217751C - Joint torique pour paliers de trepan tricone, additionne d'agents lubrifiants - Google Patents
Joint torique pour paliers de trepan tricone, additionne d'agents lubrifiants Download PDFInfo
- Publication number
- CA2217751C CA2217751C CA 2217751 CA2217751A CA2217751C CA 2217751 C CA2217751 C CA 2217751C CA 2217751 CA2217751 CA 2217751 CA 2217751 A CA2217751 A CA 2217751A CA 2217751 C CA2217751 C CA 2217751C
- Authority
- CA
- Canada
- Prior art keywords
- seal
- lubricant additive
- percent
- range
- bit
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 239000003879 lubricant additive Substances 0.000 title claims abstract description 75
- 239000011435 rock Substances 0.000 title claims abstract description 62
- 239000000203 mixture Substances 0.000 claims abstract description 71
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000013536 elastomeric material Substances 0.000 claims abstract description 43
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 38
- 239000010439 graphite Substances 0.000 claims abstract description 38
- 229910052582 BN Inorganic materials 0.000 claims abstract description 10
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004519 grease Substances 0.000 claims description 54
- 239000000463 material Substances 0.000 claims description 31
- 238000005553 drilling Methods 0.000 claims description 21
- 229920001971 elastomer Polymers 0.000 claims description 21
- 239000000806 elastomer Substances 0.000 claims description 20
- 239000002245 particle Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 18
- 230000003068 static effect Effects 0.000 claims description 17
- 239000005062 Polybutadiene Substances 0.000 claims description 16
- 230000015572 biosynthetic process Effects 0.000 claims description 16
- 238000005755 formation reaction Methods 0.000 claims description 16
- 229920002857 polybutadiene Polymers 0.000 claims description 15
- TVEOPXGOFVVUHS-UHFFFAOYSA-N buta-1,3-diene;nitrous acid Chemical compound ON=O.C=CC=C TVEOPXGOFVVUHS-UHFFFAOYSA-N 0.000 claims description 14
- 229920000459 Nitrile rubber Polymers 0.000 claims description 13
- 150000002826 nitrites Chemical class 0.000 claims description 10
- 229920006395 saturated elastomer Polymers 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 8
- -1 polytetrafluoroethylene Polymers 0.000 abstract description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract description 4
- 229920002635 polyurethane Polymers 0.000 abstract description 3
- 239000004814 polyurethane Substances 0.000 abstract description 3
- 229910052751 metal Inorganic materials 0.000 description 11
- 239000002184 metal Substances 0.000 description 11
- 238000005299 abrasion Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000000314 lubricant Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 229920006168 hydrated nitrile rubber Polymers 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003129 oil well Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229910000906 Bronze Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 235000021355 Stearic acid Nutrition 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000010974 bronze Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000001603 reducing effect Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000006232 furnace black Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 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
- E21B10/00—Drill bits
- E21B10/08—Roller bits
- E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
- E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/064—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces the packing combining the sealing function with other functions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Sealing (AREA)
- Sealing Material Composition (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Lubricants (AREA)
- Sealing Devices (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1995/005783 WO1996035765A1 (fr) | 1995-05-11 | 1995-05-11 | Huile lubrifiante |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2795096P | 1996-10-08 | 1996-10-08 | |
US60/027,950 | 1996-10-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2217751A1 CA2217751A1 (fr) | 1998-04-08 |
CA2217751C true CA2217751C (fr) | 2004-06-29 |
Family
ID=21840722
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2217751 Expired - Fee Related CA2217751C (fr) | 1995-05-11 | 1997-10-08 | Joint torique pour paliers de trepan tricone, additionne d'agents lubrifiants |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU695451B2 (fr) |
CA (1) | CA2217751C (fr) |
GB (1) | GB2318139B (fr) |
SE (1) | SE9703661D0 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3765495A (en) * | 1972-08-02 | 1973-10-16 | G W Murphey Ind Inc | Drill bit seals |
US5362073A (en) * | 1992-10-21 | 1994-11-08 | Smith International, Inc. | Composite seal for rotary cone rock bits |
US5456327A (en) * | 1994-03-08 | 1995-10-10 | Smith International, Inc. | O-ring seal for rock bit bearings |
US5402858A (en) * | 1994-03-11 | 1995-04-04 | Smith International, Inc. | O-ring seal for rock bit bearings |
-
1997
- 1997-10-08 SE SE9703661A patent/SE9703661D0/xx unknown
- 1997-10-08 CA CA 2217751 patent/CA2217751C/fr not_active Expired - Fee Related
- 1997-10-08 AU AU39988/97A patent/AU695451B2/en not_active Ceased
- 1997-10-08 GB GB9721257A patent/GB2318139B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU3998897A (en) | 1998-04-23 |
GB2318139A (en) | 1998-04-15 |
CA2217751A1 (fr) | 1998-04-08 |
AU695451B2 (en) | 1998-08-13 |
SE9703661D0 (sv) | 1997-10-08 |
GB2318139B (en) | 2000-12-13 |
GB9721257D0 (en) | 1997-12-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |