JPS54441B1 - - Google Patents
Info
- Publication number
- JPS54441B1 JPS54441B1 JP6792572A JP6792572A JPS54441B1 JP S54441 B1 JPS54441 B1 JP S54441B1 JP 6792572 A JP6792572 A JP 6792572A JP 6792572 A JP6792572 A JP 6792572A JP S54441 B1 JPS54441 B1 JP S54441B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- 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
- E21C25/60—Slitting by jets of water or other liquid
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)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA714521A ZA714521B (en) | 1971-07-08 | 1971-07-08 | Rock-cutting machines rock-cutting machines |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54441B1 true JPS54441B1 (ja) | 1979-01-11 |
Family
ID=25563618
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6792572A Pending JPS54441B1 (ja) | 1971-07-08 | 1972-07-08 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3857516A (ja) |
JP (1) | JPS54441B1 (ja) |
AU (1) | AU471913B2 (ja) |
CA (1) | CA971581A (ja) |
DE (1) | DE2232993C2 (ja) |
FR (1) | FR2144865B1 (ja) |
GB (1) | GB1381629A (ja) |
ZA (1) | ZA714521B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63233730A (ja) * | 1987-03-20 | 1988-09-29 | 株式会社 丸山製作所 | 霜害防止方法及び装置 |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5180784U (ja) * | 1974-12-20 | 1976-06-26 | ||
JPS5180783U (ja) * | 1974-12-20 | 1976-06-26 | ||
JPS5180785U (ja) * | 1974-12-20 | 1976-06-26 | ||
US4111490A (en) * | 1975-09-05 | 1978-09-05 | Liesveld Daniel J | Method and apparatus for channel cutting of hard materials using high velocity fluid jets |
US4074858A (en) * | 1976-11-01 | 1978-02-21 | Institute Of Gas Technology | High pressure pulsed water jet apparatus and process |
US4081200A (en) * | 1976-12-10 | 1978-03-28 | Flow Industries, Inc. | Method and apparatus to remove structural concrete |
US4176883A (en) * | 1977-05-26 | 1979-12-04 | Liesveld Daniel J | Oscillating liquid jet system and method for cutting granite and the like |
FR2458672A1 (fr) * | 1979-06-06 | 1981-01-02 | Gewerk Eisenhuette Westfalia | Dispositif d'abattage, en particulier pour l'abattage du charbon dans les exploitations minieres au fond |
US4854770A (en) * | 1984-04-16 | 1989-08-08 | Indescor Hydrodynamics Inc. | Method and apparatus for removal of surface material |
CA1233638A (en) * | 1984-04-16 | 1988-03-08 | Ryszard J. Puchala | Method and apparatus to remove concrete |
US4753549A (en) * | 1986-08-29 | 1988-06-28 | Nlb Corporation | Method and apparatus for removing structural concrete |
US4793734A (en) * | 1987-10-22 | 1988-12-27 | Nlb | Apparatus for removing structural concrete |
GB2213513B (en) * | 1987-12-10 | 1991-10-16 | Coal Ind | Improvements in or relating to mineral mining machines |
ES2099712T3 (es) * | 1989-07-21 | 1997-06-01 | Australian Stone Tech | Procedimiento y aparato para el corte de materiales erosivos utilizando un medio de agua de alta presion. |
WO1994007001A1 (en) * | 1992-09-18 | 1994-03-31 | Ned Jet Cutting Systems Inc. | Programmable oscillating liquid jet cutting system |
US8814274B2 (en) * | 2004-10-27 | 2014-08-26 | Gerard J. MacNeil | Machine and method for deconstructing a vertical wall |
US8191972B2 (en) * | 2004-10-27 | 2012-06-05 | Mac & Mac Hydrodemolition Inc. | Hydrodemolition machine for inclined surfaces |
US8538697B2 (en) * | 2009-06-22 | 2013-09-17 | Mark C. Russell | Core sample preparation, analysis, and virtual presentation |
US8827373B2 (en) * | 2010-02-03 | 2014-09-09 | Mac & Mac Hydrodemolition Inc. | Top-down hydro-demolition system with rigid support frame |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5024737A (ja) * | 1973-06-27 | 1975-03-17 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US531019A (en) * | 1894-12-18 | Coal-mining machine | ||
US81760A (en) * | 1868-09-01 | Improved coal-miotg apparatus | ||
US2501639A (en) * | 1948-05-11 | 1950-03-21 | Chiksan Co | Zero-moment swivel nozzle |
US3165361A (en) * | 1960-05-05 | 1965-01-12 | Coal Industry Patents Ltd | Rotary pick mining machine |
US3241772A (en) * | 1963-10-25 | 1966-03-22 | Elkhart Brass Mfg Co | Water curtain nozzle |
US3521820A (en) * | 1967-01-31 | 1970-07-28 | Exotech | Hydraulic pulsed jet device |
US3565191A (en) * | 1969-05-27 | 1971-02-23 | Ingersoll Rand Co | Hydraulic jet drills |
US3592387A (en) * | 1969-12-24 | 1971-07-13 | Ulysse J Pilotte | Hydraulic-powered screw-driven paint sprayer |
US3708121A (en) * | 1971-04-19 | 1973-01-02 | Exotech | Apparatus for forming pulse jets of liquid |
-
1971
- 1971-07-08 ZA ZA714521A patent/ZA714521B/xx unknown
-
1972
- 1972-07-05 DE DE2232993A patent/DE2232993C2/de not_active Expired
- 1972-07-06 AU AU44274/72A patent/AU471913B2/en not_active Expired
- 1972-07-07 FR FR7224643A patent/FR2144865B1/fr not_active Expired
- 1972-07-07 US US00269835A patent/US3857516A/en not_active Expired - Lifetime
- 1972-07-07 CA CA146,582A patent/CA971581A/en not_active Expired
- 1972-07-08 JP JP6792572A patent/JPS54441B1/ja active Pending
- 1972-07-10 GB GB3217572A patent/GB1381629A/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5024737A (ja) * | 1973-06-27 | 1975-03-17 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63233730A (ja) * | 1987-03-20 | 1988-09-29 | 株式会社 丸山製作所 | 霜害防止方法及び装置 |
Also Published As
Publication number | Publication date |
---|---|
FR2144865A1 (ja) | 1973-02-16 |
ZA714521B (en) | 1972-09-27 |
DE2232993A1 (de) | 1973-01-18 |
AU471913B2 (en) | 1976-05-06 |
AU4427472A (en) | 1974-01-10 |
DE2232993B1 (de) | 1975-02-06 |
US3857516A (en) | 1974-12-31 |
DE2232993C2 (de) | 1975-09-11 |
FR2144865B1 (ja) | 1977-01-14 |
CA971581A (en) | 1975-07-22 |
GB1381629A (en) | 1975-01-22 |