DE4126426A1 - Rueckstellmomentenfreier rollen- oder diskenbohrkopf - Google Patents
Rueckstellmomentenfreier rollen- oder diskenbohrkopfInfo
- Publication number
- DE4126426A1 DE4126426A1 DE19914126426 DE4126426A DE4126426A1 DE 4126426 A1 DE4126426 A1 DE 4126426A1 DE 19914126426 DE19914126426 DE 19914126426 DE 4126426 A DE4126426 A DE 4126426A DE 4126426 A1 DE4126426 A1 DE 4126426A1
- Authority
- DE
- Germany
- Prior art keywords
- drill
- drilling
- free roller
- motor
- disc
- 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.)
- Granted
Links
- 238000005553 drilling Methods 0.000 claims abstract description 21
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
- E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
- E21D9/112—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of one single rotary head or of concentric rotary heads
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)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19914126426 DE4126426A1 (de) | 1991-08-05 | 1991-08-05 | Rueckstellmomentenfreier rollen- oder diskenbohrkopf |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19914126426 DE4126426A1 (de) | 1991-08-05 | 1991-08-05 | Rueckstellmomentenfreier rollen- oder diskenbohrkopf |
Publications (2)
Publication Number | Publication Date |
---|---|
DE4126426A1 true DE4126426A1 (de) | 1992-03-05 |
DE4126426C2 DE4126426C2 (ru) | 1992-11-26 |
Family
ID=6438028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19914126426 Granted DE4126426A1 (de) | 1991-08-05 | 1991-08-05 | Rueckstellmomentenfreier rollen- oder diskenbohrkopf |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE4126426A1 (ru) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113250700A (zh) * | 2021-06-09 | 2021-08-13 | 中国铁建重工集团股份有限公司 | 一种用于全断面竖井掘进机的刀盘结构 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2723675A1 (de) * | 1977-05-25 | 1978-11-30 | Salzgitter Maschinen Ag | Maschine zum abtragen von gestein |
DE3515889A1 (de) * | 1984-05-04 | 1985-11-07 | Cementation Co. of America, Inc., Tucson, Ariz. | Erdbohrgeraet |
-
1991
- 1991-08-05 DE DE19914126426 patent/DE4126426A1/de active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2723675A1 (de) * | 1977-05-25 | 1978-11-30 | Salzgitter Maschinen Ag | Maschine zum abtragen von gestein |
DE3515889A1 (de) * | 1984-05-04 | 1985-11-07 | Cementation Co. of America, Inc., Tucson, Ariz. | Erdbohrgeraet |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113250700A (zh) * | 2021-06-09 | 2021-08-13 | 中国铁建重工集团股份有限公司 | 一种用于全断面竖井掘进机的刀盘结构 |
Also Published As
Publication number | Publication date |
---|---|
DE4126426C2 (ru) | 1992-11-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OAV | Applicant agreed to the publication of the unexamined application as to paragraph 31 lit. 2 z1 | ||
OP8 | Request for examination as to paragraph 44 patent law | ||
8122 | Nonbinding interest in granting licenses declared | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |