FIELD: oil and gas industry. SUBSTANCE: magnetic system is mounted inside a housing. The system has magnetic and pole ring members and central magnetic conductor wherein a passage is made. The passage is ended with a nozzle which faces the magnetic shield positioned from the side of the entrance to the working space of the magnetic system. EFFECT: improved design. 2 dwg
Title | Year | Author | Number |
---|---|---|---|
DEVICE FOR TREATMENT OF CEMENT SLURRY | 1988 |
|
RU2088747C1 |
CASING CEMENTING ARRANGEMENT | 0 |
|
SU1476108A1 |
APPARATUS FOR CEMENTING WELLS | 0 |
|
SU1514910A1 |
CASING CEMENTING APPARATUS | 0 |
|
SU1283356A1 |
HYDRAULIC ACTIVATOR-VIBRATOR | 0 |
|
SU791914A1 |
APPARATUS FOR TREATING CEMENT MORTAR | 0 |
|
SU1640369A1 |
WELL CEMENTING METHOD | 0 |
|
SU1721214A2 |
CASING VALVE | 0 |
|
SU1320395A1 |
METHOD OF MAGNETIZING WELL FLUID | 0 |
|
SU1190006A1 |
VALVE FOR INVERSE CEMENTATION OF BOREHOLES | 0 |
|
SU1574794A1 |
Authors
Dates
1995-05-27—Published
1991-05-16—Filed