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AUSTLAND Ltd
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AUSTLAND Ltd
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Application filed by AUSTLAND LtdfiledCriticalAUSTLAND Ltd
Application grantedgrantedCritical
Publication of FR1190307ApublicationCriticalpatent/FR1190307A/fr
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
E21C37/12—Other methods or devices for dislodging with or without loading by making use of hydraulic or pneumatic pressure in a borehole by injecting into the borehole a liquid, either initially at high pressure or subsequently subjected to high pressure, e.g. by pulses, by explosive cartridges acting on the liquid
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Mining & Mineral Resources
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General Life Sciences & Earth Sciences
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FR1190307D1957-01-211958-01-21Appareil injecteur de fluide à haute pression pour des travaux d'abatage par éclatement
ExpiredFR1190307A
(fr)