CA1285264C - Dispositif a fond de forage pour puits gaziferes ou petroliferes - Google Patents
Dispositif a fond de forage pour puits gaziferes ou petroliferesInfo
- Publication number
- CA1285264C CA1285264C CA000535450A CA535450A CA1285264C CA 1285264 C CA1285264 C CA 1285264C CA 000535450 A CA000535450 A CA 000535450A CA 535450 A CA535450 A CA 535450A CA 1285264 C CA1285264 C CA 1285264C
- Authority
- CA
- Canada
- Prior art keywords
- casing
- sleeve
- packer
- ball
- 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.)
- Expired - Lifetime
Links
- 239000012530 fluid Substances 0.000 claims abstract description 47
- 238000005553 drilling Methods 0.000 claims abstract description 31
- 230000015572 biosynthetic process Effects 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 description 8
- 238000005086 pumping Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Earth Drilling (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000535450A CA1285264C (fr) | 1987-04-23 | 1987-04-23 | Dispositif a fond de forage pour puits gaziferes ou petroliferes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000535450A CA1285264C (fr) | 1987-04-23 | 1987-04-23 | Dispositif a fond de forage pour puits gaziferes ou petroliferes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1285264C true CA1285264C (fr) | 1991-06-25 |
Family
ID=4135487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000535450A Expired - Lifetime CA1285264C (fr) | 1987-04-23 | 1987-04-23 | Dispositif a fond de forage pour puits gaziferes ou petroliferes |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1285264C (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062704A (zh) * | 2021-04-29 | 2021-07-02 | 成都高峰石油机械有限公司 | 一种水平井段复杂问题处理系统及方法 |
| US12071834B2 (en) | 2019-11-08 | 2024-08-27 | Coretrax Global Limited | Downhole cutting tool |
-
1987
- 1987-04-23 CA CA000535450A patent/CA1285264C/fr not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12071834B2 (en) | 2019-11-08 | 2024-08-27 | Coretrax Global Limited | Downhole cutting tool |
| CN113062704A (zh) * | 2021-04-29 | 2021-07-02 | 成都高峰石油机械有限公司 | 一种水平井段复杂问题处理系统及方法 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |