Emptying unit for recovering bottom residue, particularly in...

Details Emptying unit for recovering bottom residue, particularly in... Emptying unit for recovering bottom residue, particularly in...

2005-11-01

2005-11-01

Tyler, Cheryl J. (Department: 3743)

Drying and gas or vapor contact with solids

Process

With nondrying treating of material

C034S187000, C034S179000, C034S184000, C034S241000, C034S222000

Reexamination Certificate

active

06959504

ABSTRACT:
An emptying unit for recovering bottom residue, particularly in drying filters, drying units and the like, comprising, inside a container for treating and containing dried product, fluid introducing elements for moving the bottom residue of the dried product. A discharge port being also provided which is controlled by a discharge valve interposed on a pneumatic circuit suitable to produce a circulation of fluid in output from the discharge port.

REFERENCES:
patent: 4157281 (1979-06-01), Burkhardt et al.
patent: 4912181 (1990-03-01), Becket et al.
patent: 5546676 (1996-08-01), Haleen
patent: 5564350 (1996-10-01), Peplinski
patent: 5813801 (1998-09-01), Newbolt et al.
patent: 6159435 (2000-12-01), Nguyen
patent: 6481360 (2002-11-01), Hume et al.
patent: 1 562 592 (1980-03-01), None
Patent Abstract of Japan vol. 1999, No. 02, Feb. 26, 1999—& JP 10 309972 A (Sanki Tsuuun KK), Nov. 24, 1998 *abstract*.

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