FR351829A - Rotary rock hole punch with automatic adjustable differential feed - Google Patents
Rotary rock hole punch with automatic adjustable differential feedInfo
- Publication number
- FR351829A FR351829A FR351829DA FR351829A FR 351829 A FR351829 A FR 351829A FR 351829D A FR351829D A FR 351829DA FR 351829 A FR351829 A FR 351829A
- Authority
- FR
- France
- Prior art keywords
- hole punch
- differential feed
- automatic adjustable
- rock hole
- rotary rock
- 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.)
- Expired
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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/081—Screw-and-nut feed mechanisms
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR351829T | 1905-02-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR351829A true FR351829A (en) | 1905-07-26 |
Family
ID=1400112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR351829D Expired FR351829A (en) | 1905-02-27 | 1905-02-27 | Rotary rock hole punch with automatic adjustable differential feed |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR351829A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU641908B2 (en) * | 1989-01-30 | 1993-10-07 | Parker Hannifin Pak S.A. | Process to create leak-proof connection for the resulting rigid rube and fittings |
-
1905
- 1905-02-27 FR FR351829D patent/FR351829A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU641908B2 (en) * | 1989-01-30 | 1993-10-07 | Parker Hannifin Pak S.A. | Process to create leak-proof connection for the resulting rigid rube and fittings |
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