UNIT FOR FASTENING TUBULAR MEMBRANE MEMBER IN TUBE PLATE Russian patent published in 1994 - IPC

Abstract RU 2016639 C1

FIELD: mechanical engineering. SUBSTANCE: bush which has two cylindrical sections of different diameters is positioned in the hole of a tube plate. The bush is mounted on the end of the membrane member. At least one of the bush sections is made with ring and/or helical projections or hollows on the outer surface. The shape of the tube plate holes matches the bush shape. EFFECT: improved structure. 5 dwg

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RU 2 016 639 C1

Authors

Trokhin Ju.I.

Shafarenko N.V.

Shemets Ju.S.

Mikulenok I.O.

Trach V.Ju.

Serdjuk A.V.

Dates

1994-07-30—Published

1991-11-06—Filed