FR2280785A1 - Perfectionnements relatifs aux foreuses - Google Patents
Perfectionnements relatifs aux foreusesInfo
- Publication number
- FR2280785A1 FR2280785A1 FR7523653A FR7523653A FR2280785A1 FR 2280785 A1 FR2280785 A1 FR 2280785A1 FR 7523653 A FR7523653 A FR 7523653A FR 7523653 A FR7523653 A FR 7523653A FR 2280785 A1 FR2280785 A1 FR 2280785A1
- Authority
- FR
- France
- Prior art keywords
- drills
- improvements related
- 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.)
- Withdrawn
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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-type inserts
-
- 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
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/48—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of core type
-
- 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels, core extractors
- E21B25/005—Above ground means for handling the core, e.g. for extracting the core from the core barrel
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/02—Fluid rotary type drives
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/18—Anchoring or feeding in the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/58—Machines slitting by drilling hole on hole
-
- 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
- E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA00744813A ZA744813B (en) | 1974-07-29 | 1974-07-29 | Improvements in or relating to drilling machines |
ZA746730 | 1974-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2280785A1 true FR2280785A1 (fr) | 1976-02-27 |
Family
ID=27131107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7523653A Withdrawn FR2280785A1 (fr) | 1974-07-29 | 1975-07-29 | Perfectionnements relatifs aux foreuses |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5137802A (fr) |
AR (1) | AR207479A1 (fr) |
AT (1) | AT337638B (fr) |
BR (1) | BR7504844A (fr) |
CA (1) | CA1030986A (fr) |
CH (1) | CH587409A5 (fr) |
DE (1) | DE2533500A1 (fr) |
ES (1) | ES439831A1 (fr) |
FR (1) | FR2280785A1 (fr) |
GB (1) | GB1464826A (fr) |
IT (1) | IT1040260B (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2456830A1 (fr) * | 1979-05-18 | 1980-12-12 | Salzgitter Maschinen Ag | Dispositif de forage terrestre comportant un appui dans le trou de forage |
FR2561305A1 (fr) * | 1984-03-14 | 1985-09-20 | Blanchard Hydraulique Assainis | Appareil d'elimination de protuberances dans des conduites et/ou de forage de tunnels |
CN115749784A (zh) * | 2022-11-09 | 2023-03-07 | 文山麻栗坡紫金钨业集团有限公司 | 一种采矿用连续钻进装置 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5523892B2 (fr) * | 1973-04-03 | 1980-06-25 | ||
DE3338612A1 (de) * | 1983-10-25 | 1985-05-02 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Spreizschild, insbesondere fuer den streckenvortrieb in bergbau-untertagebetrieben |
CN101942833B (zh) * | 2010-09-30 | 2012-05-09 | 建研地基基础工程有限责任公司 | 无骨架无粘结后张预应力抗拔灌注桩及其施工方法 |
CN106907106B (zh) * | 2017-04-29 | 2023-05-16 | 吉林大学 | 热水驱动自旋转冰层取芯钻进方法及装置 |
CN110043210B (zh) * | 2019-05-05 | 2021-05-04 | 三峡大学 | 一种高地应力下岩体钻孔取样应力保真装置及方法 |
EP3862528B1 (fr) * | 2020-02-04 | 2023-01-11 | BAUER Maschinen GmbH | Appareil de forage d'un trou et procédé de production d'un trou |
-
1975
- 1975-01-01 AR AR260999A patent/AR207479A1/es active
- 1975-07-26 DE DE19752533500 patent/DE2533500A1/de not_active Withdrawn
- 1975-07-28 CA CA232,391A patent/CA1030986A/fr not_active Expired
- 1975-07-28 CH CH980375A patent/CH587409A5/xx not_active IP Right Cessation
- 1975-07-28 AT AT582675A patent/AT337638B/de not_active IP Right Cessation
- 1975-07-29 ES ES439831A patent/ES439831A1/es not_active Expired
- 1975-07-29 FR FR7523653A patent/FR2280785A1/fr not_active Withdrawn
- 1975-07-29 JP JP50092441A patent/JPS5137802A/ja active Pending
- 1975-07-29 BR BR7504844*A patent/BR7504844A/pt unknown
- 1975-07-29 IT IT25891/75A patent/IT1040260B/it active
- 1975-07-29 GB GB3176275A patent/GB1464826A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2456830A1 (fr) * | 1979-05-18 | 1980-12-12 | Salzgitter Maschinen Ag | Dispositif de forage terrestre comportant un appui dans le trou de forage |
FR2561305A1 (fr) * | 1984-03-14 | 1985-09-20 | Blanchard Hydraulique Assainis | Appareil d'elimination de protuberances dans des conduites et/ou de forage de tunnels |
CN115749784A (zh) * | 2022-11-09 | 2023-03-07 | 文山麻栗坡紫金钨业集团有限公司 | 一种采矿用连续钻进装置 |
CN115749784B (zh) * | 2022-11-09 | 2023-08-11 | 文山麻栗坡紫金钨业集团有限公司 | 一种采矿用连续钻进装置 |
Also Published As
Publication number | Publication date |
---|---|
CH587409A5 (fr) | 1977-04-29 |
GB1464826A (en) | 1977-02-16 |
AU8347475A (en) | 1977-02-03 |
IT1040260B (it) | 1979-12-20 |
BR7504844A (pt) | 1976-07-06 |
AR207479A1 (es) | 1976-10-08 |
AT337638B (de) | 1977-07-11 |
ATA582675A (de) | 1976-11-15 |
JPS5137802A (fr) | 1976-03-30 |
DE2533500A1 (de) | 1976-02-19 |
CA1030986A (fr) | 1978-05-09 |
ES439831A1 (es) | 1977-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |