FR2194878A1 - - Google Patents
Info
- Publication number
- FR2194878A1 FR2194878A1 FR7228008A FR7228008A FR2194878A1 FR 2194878 A1 FR2194878 A1 FR 2194878A1 FR 7228008 A FR7228008 A FR 7228008A FR 7228008 A FR7228008 A FR 7228008A FR 2194878 A1 FR2194878 A1 FR 2194878A1
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/06—Equipment for positioning the whole machine in relation to its sub-structure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
- E21C37/02—Other methods or devices for dislodging with or without loading by wedges
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/01—Methods or apparatus for enlarging or restoring the cross-section of tunnels, e.g. by restoring the floor to its original level
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7228008A FR2194878B1 (https=) | 1972-08-03 | 1972-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7228008A FR2194878B1 (https=) | 1972-08-03 | 1972-08-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2194878A1 true FR2194878A1 (https=) | 1974-03-01 |
| FR2194878B1 FR2194878B1 (https=) | 1977-04-01 |
Family
ID=9102820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7228008A Expired FR2194878B1 (https=) | 1972-08-03 | 1972-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2194878B1 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2335430A1 (fr) * | 1975-12-16 | 1977-07-15 | Gewerk Eisenhuette Westfalia | Dispositif de chargement destine plus particulierement a etre utilise dans les boucliers de creusement |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE368527C (de) * | 1923-02-06 | Eduard Meyer | Pressluftschraempicke |
-
1972
- 1972-08-03 FR FR7228008A patent/FR2194878B1/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE368527C (de) * | 1923-02-06 | Eduard Meyer | Pressluftschraempicke |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2335430A1 (fr) * | 1975-12-16 | 1977-07-15 | Gewerk Eisenhuette Westfalia | Dispositif de chargement destine plus particulierement a etre utilise dans les boucliers de creusement |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2194878B1 (https=) | 1977-04-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |