DE3781226T2 - Drehbohrmeissel mit grossen schneidelementen und einem fluessigkeitsstrahl fuer jedes schneidelement. - Google Patents
Drehbohrmeissel mit grossen schneidelementen und einem fluessigkeitsstrahl fuer jedes schneidelement.Info
- Publication number
- DE3781226T2 DE3781226T2 DE8787113231T DE3781226T DE3781226T2 DE 3781226 T2 DE3781226 T2 DE 3781226T2 DE 8787113231 T DE8787113231 T DE 8787113231T DE 3781226 T DE3781226 T DE 3781226T DE 3781226 T2 DE3781226 T2 DE 3781226T2
- Authority
- DE
- Germany
- Prior art keywords
- jet
- drill bit
- cutting
- rotary drill
- nozzle
- 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
- 238000005520 cutting process Methods 0.000 title claims description 148
- 239000007788 liquid Substances 0.000 title 1
- 229910003460 diamond Inorganic materials 0.000 claims description 41
- 239000010432 diamond Substances 0.000 claims description 41
- 230000015572 biosynthetic process Effects 0.000 claims description 19
- 238000005755 formation reaction Methods 0.000 claims description 19
- 230000005484 gravity Effects 0.000 claims description 13
- 238000005553 drilling Methods 0.000 claims description 8
- 239000011435 rock Substances 0.000 claims description 7
- 239000002131 composite material Substances 0.000 description 9
- 239000012530 fluid Substances 0.000 description 6
- 230000001464 adherent effect Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 3
- 239000004927 clay Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910052580 B4C Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000015076 Shorea robusta Nutrition 0.000 description 1
- 244000166071 Shorea robusta Species 0.000 description 1
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-type inserts
- E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
- E21B10/5671—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts with chip breaking arrangements
-
- 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
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
- Milling Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US90616986A | 1986-09-11 | 1986-09-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3781226D1 DE3781226D1 (de) | 1992-09-24 |
DE3781226T2 true DE3781226T2 (de) | 1993-03-25 |
Family
ID=25422035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787113231T Expired - Fee Related DE3781226T2 (de) | 1986-09-11 | 1987-09-10 | Drehbohrmeissel mit grossen schneidelementen und einem fluessigkeitsstrahl fuer jedes schneidelement. |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP0452999A3 (ja) |
JP (1) | JPS63134782A (ja) |
CA (1) | CA1295321C (ja) |
DE (1) | DE3781226T2 (ja) |
NO (1) | NO873803L (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5172778A (en) * | 1991-11-14 | 1992-12-22 | Baker-Hughes, Inc. | Drill bit cutter and method for reducing pressure loading of cutters |
US5265685A (en) * | 1991-12-30 | 1993-11-30 | Dresser Industries, Inc. | Drill bit with improved insert cutter pattern |
JPH0576584U (ja) * | 1992-03-26 | 1993-10-19 | アロン化成株式会社 | 曲管清掃具 |
US5592996A (en) * | 1994-10-03 | 1997-01-14 | Smith International, Inc. | Drill bit having improved cutting structure with varying diamond density |
JP2007118501A (ja) * | 2005-10-31 | 2007-05-17 | Tosei Kensetsu Kk | 穿孔ビット装置及び穿孔機 |
RU2012155102A (ru) | 2010-05-20 | 2014-06-27 | Бейкер Хьюз Инкорпорейтед | Способ формирования по меньшей мере части бурильного инструмента и изделия, сформированные таким способом |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4098363A (en) * | 1977-04-25 | 1978-07-04 | Christensen, Inc. | Diamond drilling bit for soft and medium hard formations |
US4303136A (en) * | 1979-05-04 | 1981-12-01 | Smith International, Inc. | Fluid passage formed by diamond insert studs for drag bits |
DE3039633C2 (de) * | 1980-10-21 | 1983-08-18 | Christensen, Inc., 84115 Salt Lake City, Utah | Drehbohrmeißel, insbesondere für Tiefbohrungen |
EP0182770A1 (fr) * | 1984-11-12 | 1986-05-28 | DIAMANT BOART Société Anonyme | Outil de forage diamanté |
-
1987
- 1987-09-02 JP JP62218065A patent/JPS63134782A/ja active Pending
- 1987-09-10 CA CA000546521A patent/CA1295321C/en not_active Expired - Lifetime
- 1987-09-10 DE DE8787113231T patent/DE3781226T2/de not_active Expired - Fee Related
- 1987-09-10 EP EP19910111602 patent/EP0452999A3/en not_active Withdrawn
- 1987-09-10 EP EP87113231A patent/EP0259872B1/en not_active Expired - Lifetime
- 1987-09-11 NO NO873803A patent/NO873803L/no unknown
Also Published As
Publication number | Publication date |
---|---|
NO873803D0 (no) | 1987-09-11 |
CA1295321C (en) | 1992-02-04 |
NO873803L (no) | 1988-03-14 |
DE3781226D1 (de) | 1992-09-24 |
EP0259872A3 (en) | 1989-10-25 |
EP0452999A3 (en) | 1992-03-11 |
JPS63134782A (ja) | 1988-06-07 |
EP0452999A2 (en) | 1991-10-23 |
EP0259872A2 (en) | 1988-03-16 |
EP0259872B1 (en) | 1992-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |