FR1548671A - - Google Patents
Info
- Publication number
- FR1548671A FR1548671A FR126239A FR1548671DA FR1548671A FR 1548671 A FR1548671 A FR 1548671A FR 126239 A FR126239 A FR 126239A FR 1548671D A FR1548671D A FR 1548671DA FR 1548671 A FR1548671 A FR 1548671A
- Authority
- FR
- France
- 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
- E21C—MINING OR QUARRYING
- E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
- E21C29/02—Propulsion of machines for slitting or completely freeing the mineral from the seam by means on the machine exerting a thrust against fixed supports
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)
- Earth Drilling (AREA)
- Crushing And Grinding (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR126239 | 1967-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1548671A true FR1548671A (de) | 1968-12-06 |
Family
ID=8640905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR126239A Expired FR1548671A (de) | 1967-10-27 | 1967-10-27 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3537754A (de) |
BE (1) | BE721791A (de) |
CA (1) | CA918688A (de) |
DE (2) | DE1805341A1 (de) |
FR (1) | FR1548671A (de) |
GB (1) | GB1222229A (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2356808A1 (fr) * | 1976-07-02 | 1978-01-27 | Gp Konstruk | Systeme d'avance d'une abatteuse-chargeuse |
FR2383808A1 (fr) * | 1977-03-15 | 1978-10-13 | Coal Industry Patents Ltd | Dispositif de verrouillage d'une machine d'abattage de minerai sur son rail |
DE2855641A1 (de) * | 1978-12-22 | 1980-07-10 | Beukenberg Maschf | Schreitwerk fuer eine gewinnungsmaschine |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1291427A (en) * | 1970-05-15 | 1972-10-04 | Coal Industry Patents Ltd | Haulage apparatus for a mining machine |
GB1352543A (en) * | 1971-05-22 | 1974-05-08 | Pitcraft Ltd | Mineral mining installations |
US3871277A (en) * | 1974-02-25 | 1975-03-18 | Robert Benjamin Bolton | Tracked walking gear |
GB1529516A (en) * | 1976-04-23 | 1978-10-25 | Dresser Europe Sa | Mining machine |
FR2372314A1 (fr) * | 1976-11-26 | 1978-06-23 | Charbonnages De France | Machine de predecoupage d'une saignee autour d'un front d'abattage |
GB2126983A (en) * | 1982-09-07 | 1984-04-04 | Charles Hoyle | A jack system |
SU1209850A1 (ru) * | 1983-01-11 | 1986-02-07 | Государственный проектно-конструкторский и экспериментальный институт угольного машиностроения "Гипроуглемаш" | Бесцепна система подачи выемочного комбайна |
GB2150913A (en) * | 1983-08-09 | 1985-07-10 | Hugh Kane | Self propelled carriage |
GB8905202D0 (en) * | 1989-03-08 | 1989-04-19 | Qualter Hall & Co Ltd | Power operated device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US850018A (en) * | 1907-02-07 | 1907-04-09 | Cornelius Kohlmyer | Motor-vehicle. |
US2391657A (en) * | 1944-03-21 | 1945-12-25 | Tavelin Jacob Erhard | Train booster |
US2581052A (en) * | 1946-03-25 | 1952-01-01 | Mavor & Coulson Ltd | Haulage apparatus for mining machines |
-
1967
- 1967-10-27 FR FR126239A patent/FR1548671A/fr not_active Expired
-
1968
- 1968-10-03 BE BE721791D patent/BE721791A/xx not_active IP Right Cessation
- 1968-10-10 CA CA032238A patent/CA918688A/en not_active Expired
- 1968-10-22 US US769648A patent/US3537754A/en not_active Expired - Lifetime
- 1968-10-25 DE DE19681805341 patent/DE1805341A1/de active Pending
- 1968-10-25 GB GB50884/68A patent/GB1222229A/en not_active Expired
- 1968-10-25 DE DE19681805339 patent/DE1805339A1/de active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2356808A1 (fr) * | 1976-07-02 | 1978-01-27 | Gp Konstruk | Systeme d'avance d'une abatteuse-chargeuse |
FR2383808A1 (fr) * | 1977-03-15 | 1978-10-13 | Coal Industry Patents Ltd | Dispositif de verrouillage d'une machine d'abattage de minerai sur son rail |
DE2855641A1 (de) * | 1978-12-22 | 1980-07-10 | Beukenberg Maschf | Schreitwerk fuer eine gewinnungsmaschine |
Also Published As
Publication number | Publication date |
---|---|
CA918688A (en) | 1973-01-09 |
BE721791A (de) | 1969-04-03 |
GB1222229A (en) | 1971-02-10 |
US3537754A (en) | 1970-11-03 |
DE1805339A1 (de) | 1969-07-10 |
DE1805341A1 (de) | 1969-05-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |