FR1006435A - Foreuse - Google Patents
ForeuseInfo
- Publication number
- FR1006435A FR1006435A FR1006435DA FR1006435A FR 1006435 A FR1006435 A FR 1006435A FR 1006435D A FR1006435D A FR 1006435DA FR 1006435 A FR1006435 A FR 1006435A
- Authority
- FR
- France
- Prior art keywords
- drilling machine
- drilling
- machine
- 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
- 238000005553 drilling Methods 0.000 title 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
- E21B10/00—Drill bits
- E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
- E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
-
- 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
- E21C25/52—Machines incorporating two or more of the slitting means according to groups E21C25/02, E21C25/06, E21C25/16, E21C25/20 and E21C25/22
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1006435T | 1948-01-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1006435A true FR1006435A (fr) | 1952-04-23 |
Family
ID=10270787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1006435D Expired FR1006435A (fr) | 1948-01-14 | 1948-01-14 | Foreuse |
Country Status (5)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2780452A (en) * | 1952-03-27 | 1957-02-05 | Sonapar Soc De Participation S | Rock cutting machine having slot cutting and slot engaging guide means |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1264367B (de) * | 1966-04-22 | 1968-03-28 | Gewerk Eisenhuette Westfalia | Vorkohlgeraet zum Auffahren von einer vorgesetzten Strecke und/oder einem Maschinenstall |
CN110242293A (zh) * | 2019-06-21 | 2019-09-17 | 辽宁工程技术大学 | 一种旋挖式截煤装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE257965C (US20030204162A1-20031030-M00001.png) * | 1912-04-22 | |||
DE600088C (de) * | 1932-11-18 | 1934-07-14 | Jakob Glaser | Schraemmaschine |
-
1948
- 1948-01-14 FR FR1006435D patent/FR1006435A/fr not_active Expired
- 1948-05-28 BE BE482754D patent/BE482754A/xx unknown
- 1948-06-22 NL NL141100A patent/NL73850C/xx active
-
1949
- 1949-11-03 GB GB28134/49A patent/GB670816A/en not_active Expired
-
1950
- 1950-10-03 DE DES20365A patent/DE892735C/de not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2780452A (en) * | 1952-03-27 | 1957-02-05 | Sonapar Soc De Participation S | Rock cutting machine having slot cutting and slot engaging guide means |
Also Published As
Publication number | Publication date |
---|---|
GB670816A (en) | 1952-04-23 |
NL73850C (US20030204162A1-20031030-M00001.png) | 1953-04-15 |
BE482754A (US20030204162A1-20031030-M00001.png) | 1948-06-15 |
DE892735C (de) | 1953-10-08 |
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