CA2975143C - High energy severing tool with pressure balanced explosives - Google Patents
High energy severing tool with pressure balanced explosives Download PDFInfo
- Publication number
- CA2975143C CA2975143C CA2975143A CA2975143A CA2975143C CA 2975143 C CA2975143 C CA 2975143C CA 2975143 A CA2975143 A CA 2975143A CA 2975143 A CA2975143 A CA 2975143A CA 2975143 C CA2975143 C CA 2975143C
- Authority
- CA
- Canada
- Prior art keywords
- directional
- booster
- boosters
- directional booster
- detonation
- 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.)
- Active
Links
- 239000002360 explosive Substances 0.000 title claims abstract description 130
- 238000005474 detonation Methods 0.000 claims abstract description 119
- 239000008188 pellet Substances 0.000 claims abstract description 86
- 230000000977 initiatory effect Effects 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 48
- 239000012530 fluid Substances 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 16
- 238000010304 firing Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 4
- 238000013022 venting Methods 0.000 claims description 2
- 230000002457 bidirectional effect Effects 0.000 claims 1
- 230000035939 shock Effects 0.000 description 8
- 239000004809 Teflon Substances 0.000 description 5
- 229920006362 Teflon® Polymers 0.000 description 5
- 238000005553 drilling Methods 0.000 description 5
- XTFIVUDBNACUBN-UHFFFAOYSA-N 1,3,5-trinitro-1,3,5-triazinane Chemical compound [O-][N+](=O)N1CN([N+]([O-])=O)CN([N+]([O-])=O)C1 XTFIVUDBNACUBN-UHFFFAOYSA-N 0.000 description 4
- YSIBQULRFXITSW-OWOJBTEDSA-N 1,3,5-trinitro-2-[(e)-2-(2,4,6-trinitrophenyl)ethenyl]benzene Chemical compound [O-][N+](=O)C1=CC([N+](=O)[O-])=CC([N+]([O-])=O)=C1\C=C\C1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O YSIBQULRFXITSW-OWOJBTEDSA-N 0.000 description 4
- UZGLIIJVICEWHF-UHFFFAOYSA-N octogen Chemical compound [O-][N+](=O)N1CN([N+]([O-])=O)CN([N+]([O-])=O)CN([N+]([O-])=O)C1 UZGLIIJVICEWHF-UHFFFAOYSA-N 0.000 description 4
- 230000000979 retarding effect Effects 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009931 pascalization Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229920001600 hydrophobic polymer Polymers 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/02—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground by explosives or by thermal or chemical means
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/605,829 | 2015-01-26 | ||
US14/605,829 US9657544B2 (en) | 2013-05-20 | 2015-01-26 | Drill collar severing tool |
US14/858,816 US9435170B2 (en) | 2013-05-20 | 2015-09-18 | High energy severing tool with pressure balanced explosives |
US14/858,816 | 2015-09-18 | ||
PCT/US2015/051017 WO2016122720A1 (en) | 2015-01-26 | 2015-09-18 | High energy severing tool with pressure balanced explosives |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2975143A1 CA2975143A1 (en) | 2016-08-04 |
CA2975143C true CA2975143C (en) | 2022-11-15 |
Family
ID=56544121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2975143A Active CA2975143C (en) | 2015-01-26 | 2015-09-18 | High energy severing tool with pressure balanced explosives |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3250778B1 (de) |
CA (1) | CA2975143C (de) |
WO (1) | WO2016122720A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110359873B (zh) * | 2019-07-05 | 2021-11-02 | 中国石油天然气集团有限公司 | 一种井下短电缆切割器及其使用方法 |
CN111750753B (zh) * | 2020-06-01 | 2021-06-04 | 武汉大学 | 一种用于改善水下掏槽爆破破碎效果的爆炸排水方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7104326B2 (en) * | 2003-12-15 | 2006-09-12 | Halliburton Energy Services, Inc. | Apparatus and method for severing pipe utilizing a multi-point initiation explosive device |
US7861785B2 (en) * | 2006-09-25 | 2011-01-04 | W. Lynn Frazier | Downhole perforation tool and method of subsurface fracturing |
US8596378B2 (en) * | 2010-12-01 | 2013-12-03 | Halliburton Energy Services, Inc. | Perforating safety system and assembly |
WO2013165434A1 (en) * | 2012-05-03 | 2013-11-07 | Halliburton Energy Services, Inc. | Explosive device booster assembly and method of use |
US8910556B2 (en) * | 2012-11-19 | 2014-12-16 | Don Umphries | Bottom hole firing head and method |
US8939210B2 (en) | 2013-05-20 | 2015-01-27 | William T. Bell | Drill collar severing tool |
-
2015
- 2015-09-18 WO PCT/US2015/051017 patent/WO2016122720A1/en active Application Filing
- 2015-09-18 EP EP15880607.5A patent/EP3250778B1/de active Active
- 2015-09-18 CA CA2975143A patent/CA2975143C/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2016122720A1 (en) | 2016-08-04 |
EP3250778A4 (de) | 2019-02-27 |
CA2975143A1 (en) | 2016-08-04 |
EP3250778A1 (de) | 2017-12-06 |
EP3250778B1 (de) | 2020-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20200918 |
|
EEER | Examination request |
Effective date: 20200918 |
|
EEER | Examination request |
Effective date: 20200918 |
|
EEER | Examination request |
Effective date: 20200918 |
|
EEER | Examination request |
Effective date: 20200918 |