FILTER FOR CLEANING WATER FROM PETROLEUM DERIVATIVES Russian patent published in 1997 - IPC

Abstract RU 2081672 C1

FIELD: water purification. SUBSTANCE: filter contains housing with end caps, axially installed removable rod, perforated discs rigidly attached to rod by pairs at a distance between pairs 10-150 mm, and natural and synthetic fiber layers 4-5 mm thick on the both sides of discs. EFFECT: improved structure. 1 tbl, 1 dwg

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RU 2 081 672 C1

Authors

Dmitrieva Z.T.

Bylina I.V.

Rodionova N.I.

Dates

1997-06-20—Published

1994-12-23—Filed