CA1106355A - Joints de tiges de forage concentriques doubles - Google Patents
Joints de tiges de forage concentriques doublesInfo
- Publication number
- CA1106355A CA1106355A CA341,675A CA341675A CA1106355A CA 1106355 A CA1106355 A CA 1106355A CA 341675 A CA341675 A CA 341675A CA 1106355 A CA1106355 A CA 1106355A
- Authority
- CA
- Canada
- Prior art keywords
- pin
- box
- air
- members
- slots
- 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
Links
- 230000009977 dual effect Effects 0.000 title claims abstract description 25
- 239000012530 fluid Substances 0.000 claims description 45
- 238000004891 communication Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005553 drilling Methods 0.000 abstract description 56
- 238000005520 cutting process Methods 0.000 abstract description 25
- 230000015572 biosynthetic process Effects 0.000 abstract description 9
- 239000000428 dust Substances 0.000 description 9
- 238000005755 formation reaction Methods 0.000 description 8
- 230000004087 circulation Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000002441 reversible effect Effects 0.000 description 7
- 238000005065 mining Methods 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005422 blasting Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000000332 continued effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 229910000078 germane Inorganic materials 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA341,675A CA1106355A (fr) | 1979-12-11 | 1979-12-11 | Joints de tiges de forage concentriques doubles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA341,675A CA1106355A (fr) | 1979-12-11 | 1979-12-11 | Joints de tiges de forage concentriques doubles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1106355A true CA1106355A (fr) | 1981-08-04 |
Family
ID=4115810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA341,675A Expired CA1106355A (fr) | 1979-12-11 | 1979-12-11 | Joints de tiges de forage concentriques doubles |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1106355A (fr) |
-
1979
- 1979-12-11 CA CA341,675A patent/CA1106355A/fr not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |