Cavity mining minerals from subsurface deposit

Details Cavity mining minerals from subsurface deposit Cavity mining minerals from subsurface deposit

1977-05-12

1979-02-20

Purser, Ernest R.

Mining or in situ disintegration of hard material

Processes

Breaking down by direct contact with fluid

299 5, 175 67, E21B 4328

Patent

active

041403460

ABSTRACT:
Cavity mining minerals from a subsurface deposit by hydraulically jetting and disintegrating a mineral deposit locally, and transporting lumps and particles to the surface via a borehole.

REFERENCES:
patent: 249995 (1881-11-01), Richards
patent: 1612611 (1926-12-01), Claytor
patent: 2720381 (1955-10-01), Quick
patent: 3093325 (1963-06-01), Bambi
patent: 3472553 (1969-10-01), Miller
patent: 3652129 (1972-03-01), Edmonds
patent: 3823981 (1974-07-01), Lewis
patent: 3880470 (1975-04-01), Davis
patent: 3951457 (1976-04-01), Redford

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