DE3790893T1 - - Google Patents
Info
- Publication number
- DE3790893T1 DE3790893T1 DE19873790893 DE3790893T DE3790893T1 DE 3790893 T1 DE3790893 T1 DE 3790893T1 DE 19873790893 DE19873790893 DE 19873790893 DE 3790893 T DE3790893 T DE 3790893T DE 3790893 T1 DE3790893 T1 DE 3790893T1
- Authority
- DE
- Germany
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- E21C37/06—Other methods or devices for dislodging with or without loading by making use of hydraulic or pneumatic pressure in a borehole
- E21C37/10—Devices with expanding elastic casings
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)
- Joints Allowing Movement (AREA)
- Earth Drilling (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/SU1987/000008 WO1988005493A1 (fr) | 1987-01-23 | 1987-01-23 | Dispositif pour la creation d'une force dirigee |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3790893T1 true DE3790893T1 (de) | 1989-01-19 |
Family
ID=21617075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873790893 Withdrawn DE3790893T1 (de) | 1987-01-23 | 1987-01-23 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4871212A (de) |
JP (1) | JPH01502126A (de) |
DE (1) | DE3790893T1 (de) |
FI (1) | FI884364A0 (de) |
GB (1) | GB2208400B (de) |
SE (1) | SE460302B (de) |
WO (1) | WO1988005493A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1767174A1 (ru) * | 1988-05-06 | 1992-10-07 | Горно-Алтайский государственный педагогический институт | Силовой элемент |
WO1990002245A1 (en) * | 1988-08-19 | 1990-03-08 | Spetsializirovanny Trest Po Remontu Promyshlennykh Zdany I Sooruzheny Predpriyaty Chernoi Metallurgii Tsentralnogo Raiona 'tsentrmetallurgremont' | Device for splitting monolithic objects |
WO1991013238A1 (fr) * | 1990-02-20 | 1991-09-05 | Spetsializirovanny Trest Po Remontu Promyshlennykh Zdany I Sooruzheny Predpriyaty Chernoi Metallurgii Tsentralnogo Raiona 'tsentrmetallurgremont' | Element de force |
KR970000961Y1 (ko) * | 1994-09-07 | 1997-02-14 | 주식회사 호상테크노베이션 | 유압식 암반 절개기 |
WO2010147522A1 (en) * | 2009-06-17 | 2010-12-23 | Emstone Ab | Expansion device for breaking solid material, use of the device and method for producing it |
RU2767762C1 (ru) * | 2021-09-27 | 2022-03-21 | Николай Александрович Кузнецов | Силовой элемент |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3401946A (en) * | 1967-08-07 | 1968-09-17 | Lynes Inc | Inflatable device |
SU1040147A1 (ru) * | 1981-07-03 | 1983-09-07 | Всесоюзный Ордена Ленина Проектно-Изыскательский И Научно-Исследовательский Институт "Гидропроект" Им.С.Я.Жука | Устройство дл определени деформационных свойств и естественных напр жений массива горных пород |
SU1033819A1 (ru) * | 1982-05-06 | 1983-08-07 | Всесоюзный научно-исследовательский институт нерудных строительных материалов и гидромеханизации | Устройство дл разрушени монолитных объектов |
SU1218105A1 (ru) * | 1984-08-31 | 1986-03-15 | Всесоюзный Научно-Исследовательский Институт Нерудных Строительный Материалов И Гидромеханизации | Устройство дл направленного разрушени монолитных объектов |
SE457209B (sv) * | 1985-10-16 | 1988-12-05 | Gorno Altaisky G Ped I | Tryckelement foer soenderbrytning av berg |
US4657306A (en) * | 1985-10-18 | 1987-04-14 | Robert Koopmans | Hydraulic rock breaking tool |
-
1987
- 1987-01-23 JP JP62502456A patent/JPH01502126A/ja active Pending
- 1987-01-23 DE DE19873790893 patent/DE3790893T1/de not_active Withdrawn
- 1987-01-23 WO PCT/SU1987/000008 patent/WO1988005493A1/ru active Application Filing
-
1988
- 1988-09-16 US US07/271,950 patent/US4871212A/en not_active Expired - Fee Related
- 1988-09-21 GB GB8822201A patent/GB2208400B/en not_active Expired - Fee Related
- 1988-09-22 FI FI884364A patent/FI884364A0/fi not_active Application Discontinuation
- 1988-09-23 SE SE8803380A patent/SE460302B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4871212A (en) | 1989-10-03 |
FI884364A (fi) | 1988-09-22 |
GB8822201D0 (en) | 1988-11-23 |
SE8803380L (sv) | 1988-09-23 |
GB2208400A (en) | 1989-03-30 |
GB2208400B (en) | 1990-11-07 |
SE460302B (sv) | 1989-09-25 |
WO1988005493A1 (fr) | 1988-07-28 |
FI884364A0 (fi) | 1988-09-22 |
JPH01502126A (ja) | 1989-07-27 |
SE8803380D0 (sv) | 1988-09-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8130 | Withdrawal |