FR498546A - Blasthole digging machine - Google Patents
Blasthole digging machineInfo
- Publication number
- FR498546A FR498546A FR498546A FR498546DA FR498546A FR 498546 A FR498546 A FR 498546A FR 498546 A FR498546 A FR 498546A FR 498546D A FR498546D A FR 498546DA FR 498546 A FR498546 A FR 498546A
- Authority
- FR
- France
- Prior art keywords
- blasthole
- digging machine
- digging
- machine
- blasthole digging
- 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 OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
-
- 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
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
-
- 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
- E21B11/00—Other drilling tools
- E21B11/005—Hand operated drilling tools
-
- 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
- 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
- E21B19/084—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 with flexible drawing means, e.g. cables
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B23/00—Land mines ; Land torpedoes
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)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH498546X | 1915-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR498546A true FR498546A (en) | 1920-01-14 |
Family
ID=43742376
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR498546A Expired FR498546A (en) | 1915-04-06 | 1916-03-04 | Blasthole digging machine |
FR22192A Expired FR22192E (en) | 1915-04-06 | 1916-06-07 | Blasthole digging machine |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR22192A Expired FR22192E (en) | 1915-04-06 | 1916-06-07 | Blasthole digging machine |
Country Status (1)
Country | Link |
---|---|
FR (2) | FR498546A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2940740A (en) * | 1958-03-20 | 1960-06-14 | Salem Tool Co | Multiple head coal mining auger |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2083938A5 (en) * | 1970-03-26 | 1971-12-17 | Werkzeugbau Gmbh | |
BE1007558A5 (en) * | 1993-10-28 | 1995-08-01 | Hareninvest | Ground displacement chuck for forming of posts in the ground. |
-
1916
- 1916-03-04 FR FR498546A patent/FR498546A/en not_active Expired
- 1916-06-07 FR FR22192A patent/FR22192E/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2940740A (en) * | 1958-03-20 | 1960-06-14 | Salem Tool Co | Multiple head coal mining auger |
Also Published As
Publication number | Publication date |
---|---|
FR22192E (en) | 1921-05-14 |
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