CA2553380A1 - Trepan bi-centre a stabilite de forage amelioree, a systeme hydraulique d'evacuation des boues et a resistance a l'endommagement des couteaux - Google Patents
Trepan bi-centre a stabilite de forage amelioree, a systeme hydraulique d'evacuation des boues et a resistance a l'endommagement des couteaux Download PDFInfo
- Publication number
- CA2553380A1 CA2553380A1 CA002553380A CA2553380A CA2553380A1 CA 2553380 A1 CA2553380 A1 CA 2553380A1 CA 002553380 A CA002553380 A CA 002553380A CA 2553380 A CA2553380 A CA 2553380A CA 2553380 A1 CA2553380 A1 CA 2553380A1
- Authority
- CA
- Canada
- Prior art keywords
- bit
- blades
- circle
- drill
- center
- 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
- 238000005553 drilling Methods 0.000 title claims description 43
- 229910003460 diamond Inorganic materials 0.000 claims description 40
- 239000010432 diamond Substances 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 24
- 230000015572 biosynthetic process Effects 0.000 claims description 14
- 238000005755 formation reaction Methods 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 8
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims 4
- 230000014759 maintenance of location Effects 0.000 claims 3
- 239000013256 coordination polymer Substances 0.000 description 18
- 238000000926 separation method Methods 0.000 description 5
- 230000004323 axial length Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 241000219171 Malpighiales Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/345,688 US6269893B1 (en) | 1999-06-30 | 1999-06-30 | Bi-centered drill bit having improved drilling stability mud hydraulics and resistance to cutter damage |
US09/345,688 | 1999-06-30 | ||
CA002312272A CA2312272C (fr) | 1999-06-30 | 2000-06-23 | Trepan bi-centre a stabilite de forage amelioree, a systeme hydraulique d'evacuation des boues et a resistance a l'endommagement des couteaux |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002312272A Division CA2312272C (fr) | 1999-06-30 | 2000-06-23 | Trepan bi-centre a stabilite de forage amelioree, a systeme hydraulique d'evacuation des boues et a resistance a l'endommagement des couteaux |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2553380A1 true CA2553380A1 (fr) | 2000-12-30 |
Family
ID=37101511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002553380A Abandoned CA2553380A1 (fr) | 1999-06-30 | 2000-06-23 | Trepan bi-centre a stabilite de forage amelioree, a systeme hydraulique d'evacuation des boues et a resistance a l'endommagement des couteaux |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2553380A1 (fr) |
-
2000
- 2000-06-23 CA CA002553380A patent/CA2553380A1/fr not_active Abandoned
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
FZDE | Dead |