Treatment of residual earth drilling muds

Details Treatment of residual earth drilling muds Treatment of residual earth drilling muds

1977-08-29

1979-11-13

Halper, Robert

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210 54, 210 73W, 209 5, B01D 2101

Patent

active

041742788

ABSTRACT:
Treatment of residual earth drilling muds to achieve a partial dehydration of the same by addition of a series of flocculating agents and then mechanically separating the liquid of the mud from the flocculated solids.

REFERENCES:
patent: 1928398 (1933-09-01), Urbain
patent: 2304256 (1942-12-01), Huebel
patent: 3040820 (1962-06-01), Gallus
patent: 3472325 (1969-10-01), Lummus
patent: 3516932 (1970-06-01), Meinich
patent: 3577341 (1971-05-01), Keith
patent: 3637031 (1972-01-01), Hull
patent: 3737037 (1973-06-01), Bone
patent: 3846293 (1974-11-01), Campbell
patent: 4028238 (1977-06-01), Allan
patent: 4046684 (1977-09-01), Tsunoda

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