DE8709023U1 - - Google Patents
Info
- Publication number
- DE8709023U1 DE8709023U1 DE8709023U DE8709023U DE8709023U1 DE 8709023 U1 DE8709023 U1 DE 8709023U1 DE 8709023 U DE8709023 U DE 8709023U DE 8709023 U DE8709023 U DE 8709023U DE 8709023 U1 DE8709023 U1 DE 8709023U1
- Authority
- DE
- Germany
- 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
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
- E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
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- 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/04—Rotary tables
- E21B3/045—Rotary tables movably mounted on the drilling structure or platform
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- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterized by means for land transport with their own drive, e.g. skid mounting or wheel mounting
- E21B7/021—With a rotary table, i.e. a fixed rotary drive for a relatively advancing tool
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
- E21B7/201—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes with helical conveying means
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8709023U DE8709023U1 (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8709023U DE8709023U1 (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE8709023U1 true DE8709023U1 (en) | 1987-10-01 |
Family
ID=6809572
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8709023U Expired DE8709023U1 (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE8709023U1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8905166U1 (en) * | 1989-04-12 | 1990-06-28 | Delmag Maschinenfabrik Reinhold Dornfeld Gmbh & Co, 7300 Esslingen, De | |
FR2641016A1 (en) * | 1988-12-26 | 1990-06-29 | Morillon Corvol Courbot | Public works machine which can be used in particular for installing posts |
EP0383225A1 (en) * | 1989-02-16 | 1990-08-22 | AG Heinr. Hatt-Haller Hoch- & Tiefbau-Unternehmung | Device for the detachable connection of a rotary table to a drill pipe |
-
1987
- 1987-06-30 DE DE8709023U patent/DE8709023U1/de not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2641016A1 (en) * | 1988-12-26 | 1990-06-29 | Morillon Corvol Courbot | Public works machine which can be used in particular for installing posts |
EP0383225A1 (en) * | 1989-02-16 | 1990-08-22 | AG Heinr. Hatt-Haller Hoch- & Tiefbau-Unternehmung | Device for the detachable connection of a rotary table to a drill pipe |
CH675449A5 (en) * | 1989-02-16 | 1990-09-28 | Hatt Haller Heinr Hoch Tiefbau | |
DE8905166U1 (en) * | 1989-04-12 | 1990-06-28 | Delmag Maschinenfabrik Reinhold Dornfeld Gmbh & Co, 7300 Esslingen, De |