SE7107200L - - Google Patents
Info
- Publication number
- SE7107200L SE7107200L SE7107200A SE7107200A SE7107200L SE 7107200 L SE7107200 L SE 7107200L SE 7107200 A SE7107200 A SE 7107200A SE 7107200 A SE7107200 A SE 7107200A SE 7107200 L SE7107200 L SE 7107200L
- Authority
- SE
- Sweden
Links
Classifications
-
- 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
- E21D9/10—Making by using boring or cutting machines
- E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S37/00—Excavating
- Y10S37/904—Vibration means for excavating tool
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA703787A ZA703787B (en) | 1970-06-04 | 1970-06-04 | Improvements in rotary driven rock cutting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7107200L true SE7107200L (https=) | 1971-12-06 |
Family
ID=66474574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7107200A SE7107200L (https=) | 1970-06-04 | 1971-06-03 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3743033A (https=) |
| CA (1) | CA938308A (https=) |
| CH (1) | CH525069A (https=) |
| DE (1) | DE2127390A1 (https=) |
| FR (1) | FR2095937A5 (https=) |
| GB (1) | GB1332543A (https=) |
| NO (1) | NO131359C (https=) |
| SE (1) | SE7107200L (https=) |
| ZA (1) | ZA703787B (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2503340B2 (de) * | 1975-01-28 | 1978-09-21 | Wirth Co Kg Masch Bohr | Verfahren und Vorrichtung zur Antriebssteuerung von Bohrköpfen, insbesondere für Großlochbohrmaschinen |
| US4900093A (en) * | 1986-11-10 | 1990-02-13 | Caterpillar Inc. | Impact ripper and control |
| US6203113B1 (en) * | 1997-12-09 | 2001-03-20 | Nick Wendel | Cutting drum with percussive bits |
| CN119737054B (zh) * | 2024-12-02 | 2025-11-14 | 上海宝冶集团有限公司 | 大体积混凝土浇筑设备 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1283618A (en) * | 1917-03-15 | 1918-11-05 | Oliver Oscar App | Excavating-machine. |
| US1552909A (en) * | 1922-05-22 | 1925-09-08 | Brown Harry Lewis | Mining machine |
| US1579840A (en) * | 1925-04-01 | 1926-04-06 | Fjeldbor As | Rotating hammer |
| US2829633A (en) * | 1957-01-22 | 1958-04-08 | Kaydon Engineering Corp | Demolition device |
| US3397916A (en) * | 1964-12-14 | 1968-08-20 | Maruta Seiichi | Rock crushing apparatus |
-
1970
- 1970-06-04 ZA ZA703787A patent/ZA703787B/xx unknown
-
1971
- 1971-05-28 GB GB1800771A patent/GB1332543A/en not_active Expired
- 1971-06-02 US US00149154A patent/US3743033A/en not_active Expired - Lifetime
- 1971-06-02 DE DE19712127390 patent/DE2127390A1/de active Pending
- 1971-06-02 CA CA114636A patent/CA938308A/en not_active Expired
- 1971-06-03 NO NO712089A patent/NO131359C/no unknown
- 1971-06-03 SE SE7107200A patent/SE7107200L/sv unknown
- 1971-06-03 CH CH805071A patent/CH525069A/de not_active IP Right Cessation
- 1971-06-04 FR FR7120330A patent/FR2095937A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3743033A (en) | 1973-07-03 |
| NO131359B (https=) | 1975-02-03 |
| DE2127390A1 (de) | 1972-02-17 |
| ZA703787B (en) | 1971-08-25 |
| CH525069A (de) | 1972-07-15 |
| CA938308A (en) | 1973-12-11 |
| NO131359C (https=) | 1975-05-14 |
| FR2095937A5 (https=) | 1972-02-11 |
| GB1332543A (en) | 1973-10-03 |