Title:
METHOD OF SEPARATING WEIGHTING MATERIAL FROM DRILLING MUD
Document Type and Number:
WIPO Patent Application WO/1980/002719
Kind Code:
A1
Abstract:
A method of separating weighting material from drilling mud by breaking down the drilling mud by subjecting it to the influence of a direct current magnetic field while simultaneously putting the drilling mud under vacuum.
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Inventors:
TIKHONOV Y (SU)
BAKHIR V (SU)
ALIMDZHANOV K (SU)
ALEKHIN S (SU)
BAKHIR V (SU)
ALIMDZHANOV K (SU)
ALEKHIN S (SU)
Application Number:
PCT/SU1980/000080
Publication Date:
December 11, 1980
Filing Date:
May 22, 1980
Export Citation:
Assignee:
SREDNEAZIAT NII PRIROD GAZA (SU)
TIKHONOV Y (SU)
BAKHIR V (SU)
ALIMDZHANOV K (SU)
ALEKHIN S (SU)
TIKHONOV Y (SU)
BAKHIR V (SU)
ALIMDZHANOV K (SU)
ALEKHIN S (SU)
International Classes:
B01D21/00; B01D43/00; B03C1/00; B03C5/00; E21B21/06; (IPC1-7): E21B21/06; B01D43/00; B03C5/00
Foreign References:
| SU585272A1 | 1977-12-25 | |||
| FR2040624A5 | 1971-01-22 | |||
| US0604964A | 1898-05-31 | |||
| SU604961A1 | 1978-04-30 |
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