DE14978C - Innovations in drilling equipment for drilling overcuts - Google Patents
Innovations in drilling equipment for drilling overcutsInfo
- Publication number
- DE14978C DE14978C DENDAT14978D DE14978DA DE14978C DE 14978 C DE14978 C DE 14978C DE NDAT14978 D DENDAT14978 D DE NDAT14978D DE 14978D A DE14978D A DE 14978DA DE 14978 C DE14978 C DE 14978C
- Authority
- DE
- Germany
- Prior art keywords
- drilling
- overcuts
- innovations
- equipment
- drilling equipment
- 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
- 238000005553 drilling Methods 0.000 title claims 3
- 238000005520 cutting process Methods 0.000 claims 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/003—Drilling with mechanical conveying means
-
- 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
- E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Description
Hierzu I Blatt Zeichnungen.For this purpose I sheet drawings.
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICH PRINTING COMPANY.
Claims (1)
Publications (1)
Publication Number | Publication Date |
---|---|
DE14978C true DE14978C (en) |
Family
ID=292033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT14978D Active DE14978C (en) | Innovations in drilling equipment for drilling overcuts |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE14978C (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2616677A (en) * | 1950-12-27 | 1952-11-04 | Charles E Compton | Mining machine |
US2751203A (en) * | 1952-12-05 | 1956-06-19 | Charles E Compton | Advanceable mining machine head and shaft carried bearing support therefor |
EP0263281A1 (en) * | 1986-10-10 | 1988-04-13 | Paul Schmidt | Pneumatic boring ram |
-
0
- DE DENDAT14978D patent/DE14978C/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2616677A (en) * | 1950-12-27 | 1952-11-04 | Charles E Compton | Mining machine |
US2751203A (en) * | 1952-12-05 | 1956-06-19 | Charles E Compton | Advanceable mining machine head and shaft carried bearing support therefor |
EP0263281A1 (en) * | 1986-10-10 | 1988-04-13 | Paul Schmidt | Pneumatic boring ram |
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