CA2048396A1 - Buses exterieures pour trepans rotary - Google Patents
Buses exterieures pour trepans rotaryInfo
- Publication number
- CA2048396A1 CA2048396A1 CA 2048396 CA2048396A CA2048396A1 CA 2048396 A1 CA2048396 A1 CA 2048396A1 CA 2048396 CA2048396 CA 2048396 CA 2048396 A CA2048396 A CA 2048396A CA 2048396 A1 CA2048396 A1 CA 2048396A1
- Authority
- CA
- Canada
- Prior art keywords
- side wall
- stream
- cutting elements
- bit
- fluid
- 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.)
- Abandoned
Links
- 239000012530 fluid Substances 0.000 claims abstract description 94
- 230000008859 change Effects 0.000 claims abstract description 9
- 238000005520 cutting process Methods 0.000 claims description 127
- 230000015572 biosynthetic process Effects 0.000 claims description 49
- 238000005553 drilling Methods 0.000 claims description 46
- 238000010408 sweeping Methods 0.000 claims description 24
- 230000003116 impacting effect Effects 0.000 claims description 16
- 238000005755 formation reaction Methods 0.000 description 48
- 230000009471 action Effects 0.000 description 17
- 238000004140 cleaning Methods 0.000 description 13
- 230000035515 penetration Effects 0.000 description 10
- 238000005096 rolling process Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- 235000015076 Shorea robusta Nutrition 0.000 description 2
- 244000166071 Shorea robusta Species 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 235000002639 sodium chloride Nutrition 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63294990A | 1990-12-24 | 1990-12-24 | |
| US632,949 | 1990-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2048396A1 true CA2048396A1 (fr) | 1992-06-25 |
Family
ID=24537655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2048396 Abandoned CA2048396A1 (fr) | 1990-12-24 | 1991-08-02 | Buses exterieures pour trepans rotary |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2048396A1 (fr) |
-
1991
- 1991-08-02 CA CA 2048396 patent/CA2048396A1/fr not_active Abandoned
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4848476A (en) | Drill bit having offset roller cutters and improved nozzles | |
| EP0409387B1 (fr) | Outil de forage avec action hydraulique perfectionnée pour l'orientation du fluide de forage | |
| CA2048398C (fr) | Action hydraulique pour trepans rotary | |
| US6688410B1 (en) | Hydro-lifter rock bit with PDC inserts | |
| US6450270B1 (en) | Rotary cone bit for cutting removal | |
| US4611673A (en) | Drill bit having offset roller cutters and improved nozzles | |
| US7213661B2 (en) | Dual property hydraulic configuration | |
| US7013999B2 (en) | Wedge tooth cutter element for drill bit | |
| CA1159047A (fr) | Trepan pour le forage a grandes profondeurs | |
| US3548959A (en) | Relief-type jet bits | |
| US4741406A (en) | Drill bit having offset roller cutters and improved nozzles | |
| US6098728A (en) | Rock bit nozzle arrangement | |
| US8020639B2 (en) | Cutting removal system for PDC drill bits | |
| GB2348449A (en) | Nozzle orientation for roller cone rock bit | |
| EP0737797B1 (fr) | Trépan à molettes | |
| US20100132510A1 (en) | Two-cone drill bit | |
| US3467211A (en) | Drill bit for hydraulic jet drilling of wells | |
| US7913778B2 (en) | Rock bit with hydraulic configuration | |
| GB2412676A (en) | Optimising fluid flow characteristics for a roller cone drill bit | |
| EP0449415A2 (fr) | Duses orientées vers l'extérieur pour trépan de forage | |
| CA2048396A1 (fr) | Buses exterieures pour trepans rotary | |
| CA2859386C (fr) | Trepan a caracteristiques hydrauliques evoluees et a dents de coupe munies d'une protection anti-erosion | |
| CA2022495C (fr) | Ajutage pour outils de forage rotatif | |
| GB2461429A (en) | Rock bit with hydraulics configuration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Dead |