ZA202000362B - Pressure relief anti-outburst drilling machine - Google Patents
Pressure relief anti-outburst drilling machineInfo
- Publication number
- ZA202000362B ZA202000362B ZA2020/00362A ZA202000362A ZA202000362B ZA 202000362 B ZA202000362 B ZA 202000362B ZA 2020/00362 A ZA2020/00362 A ZA 2020/00362A ZA 202000362 A ZA202000362 A ZA 202000362A ZA 202000362 B ZA202000362 B ZA 202000362B
- Authority
- ZA
- South Africa
- Prior art keywords
- pressure relief
- drilling machine
- relief anti
- outburst
- outburst drilling
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
- E21B44/02—Automatic control of the tool feed
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/04—Safety devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Geophysics (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910072459.5A CN109611072A (zh) | 2019-01-25 | 2019-01-25 | 一种卸压防突钻机 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA202000362B true ZA202000362B (en) | 2020-12-23 |
Family
ID=66018288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA2020/00362A ZA202000362B (en) | 2019-01-25 | 2020-01-20 | Pressure relief anti-outburst drilling machine |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN109611072A (zh) |
WO (1) | WO2020151208A1 (zh) |
ZA (1) | ZA202000362B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109611072A (zh) * | 2019-01-25 | 2019-04-12 | 安徽理工大学 | 一种卸压防突钻机 |
CN109653689A (zh) * | 2019-01-25 | 2019-04-19 | 安徽理工大学 | 一种导流钻杆 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4544208A (en) * | 1984-07-23 | 1985-10-01 | Concoco Inc. | Degasification of coal |
CN101446178B (zh) * | 2008-11-13 | 2011-11-16 | 煤炭科学研究总院西安研究院 | 井下松软突出煤层中风压空气钻进装备及配套工艺 |
CN202017459U (zh) * | 2011-04-18 | 2011-10-26 | 崔钢明 | 具有双排粉通道的钻杆 |
CN204782970U (zh) * | 2015-07-15 | 2015-11-18 | 河南理工大学 | 一种低透气性煤层水力割缝系统 |
CN105485387A (zh) * | 2016-01-05 | 2016-04-13 | 淮南市矿用电子技术研究所 | 一种分级导流卸压阀及其安装使用方法 |
CN109611072A (zh) * | 2019-01-25 | 2019-04-12 | 安徽理工大学 | 一种卸压防突钻机 |
CN109653689A (zh) * | 2019-01-25 | 2019-04-19 | 安徽理工大学 | 一种导流钻杆 |
-
2019
- 2019-01-25 CN CN201910072459.5A patent/CN109611072A/zh active Pending
- 2019-07-17 WO PCT/CN2019/096404 patent/WO2020151208A1/zh active Application Filing
-
2020
- 2020-01-20 ZA ZA2020/00362A patent/ZA202000362B/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2020151208A1 (zh) | 2020-07-30 |
CN109611072A (zh) | 2019-04-12 |
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