FR834921A - Method and device for extracting clods of plastic earth - Google Patents
Method and device for extracting clods of plastic earthInfo
- Publication number
- FR834921A FR834921A FR834921DA FR834921A FR 834921 A FR834921 A FR 834921A FR 834921D A FR834921D A FR 834921DA FR 834921 A FR834921 A FR 834921A
- Authority
- FR
- France
- Prior art keywords
- clods
- extracting
- plastic earth
- earth
- plastic
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/08—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with saw-blades of endless cutter-type, e.g. chain saws, i.e. saw chains, strap saws
- B28D1/088—Sawing in situ, e.g. stones from rocks, grooves in walls
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/54—Slitting by unguided cutter cables or cutter chains, or by unguided tools drawn along the working face by cables or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR834921T | 1937-08-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR834921A true FR834921A (en) | 1938-12-06 |
Family
ID=9297411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR834921D Expired FR834921A (en) | 1937-08-25 | 1937-08-25 | Method and device for extracting clods of plastic earth |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR834921A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63112108A (en) * | 1986-10-31 | 1988-05-17 | 株式会社ダイモ社 | Method of block cutting construction of reinforced concrete wall body and method of opening construction |
US4832411A (en) * | 1988-02-03 | 1989-05-23 | Johnston Edward P | Method and apparatus for cutting reinforced concrete |
WO1989008525A1 (en) * | 1988-03-11 | 1989-09-21 | British Aerospace Plc | Method and apparatus for cutting a solid block from one face of a workpiece |
EP0369606A1 (en) * | 1988-10-14 | 1990-05-23 | Trigon Geoducts Limited | Shaft excavation system |
-
1937
- 1937-08-25 FR FR834921D patent/FR834921A/en not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63112108A (en) * | 1986-10-31 | 1988-05-17 | 株式会社ダイモ社 | Method of block cutting construction of reinforced concrete wall body and method of opening construction |
US4832411A (en) * | 1988-02-03 | 1989-05-23 | Johnston Edward P | Method and apparatus for cutting reinforced concrete |
WO1989008525A1 (en) * | 1988-03-11 | 1989-09-21 | British Aerospace Plc | Method and apparatus for cutting a solid block from one face of a workpiece |
EP0339777A1 (en) * | 1988-03-11 | 1989-11-02 | British Aerospace Public Limited Company | Method and apparatus for cutting a solid block from one face of a workpiece |
EP0369606A1 (en) * | 1988-10-14 | 1990-05-23 | Trigon Geoducts Limited | Shaft excavation system |
US4950034A (en) * | 1988-10-14 | 1990-08-21 | Trigon Geoducts Limited | Shaft excavation method |
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