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Patent Searching and Data


Title:
LIQUID RING PUMP PROVIDED WITH TEXTURED SURFACES
Document Type and Number:
WIPO Patent Application WO/2011/100346
Kind Code:
A3
Abstract:
Textured surface that provides for drag reduction, and therefore efficiency improvements in a liquid ring pump. At least a portion of the surfaces of the pump that contact fluid therein the pump are textured to control boundary layer separation. The texture can be a plurality of dimples are defined therein the surface. The dimples have a predetermined shape, size, density and pattern.

Inventors:
SHENOI, Ramesh, B. (199 Rutgers Road West, Orangeburg, NY, 10962, US)
LENGYEL, Louis, J. (51Redspire Court, Trumbull, CT, 06611, US)
DIAKOMIS, Athanasios (56 Briarwood Drive, Seymour, CT, 06483, US)
Application Number:
US2011/024219
Publication Date:
August 18, 2011
Filing Date:
February 09, 2011
Export Citation:
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Assignee:
GARDNER DENVER NASH LLC (9 Trefoil Drive, Trumbull, CT, 06611, US)
SHENOI, Ramesh, B. (199 Rutgers Road West, Orangeburg, NY, 10962, US)
LENGYEL, Louis, J. (51Redspire Court, Trumbull, CT, 06611, US)
DIAKOMIS, Athanasios (56 Briarwood Drive, Seymour, CT, 06483, US)
International Classes:
F04C19/00; F01C21/10
Domestic Patent References:
WO1997005392A11997-02-13
Foreign References:
NL47666C
GB464089A1937-04-12
DE3115577A11982-11-11
US20050172646A12005-08-11
US5295794A1994-03-22
US20070140887A12007-06-21
US20020062778A12002-05-30
Attorney, Agent or Firm:
CONTE, James et al. (Husch Blackwell LLP, 120 South Riverside Plaza Suite 220, Chicago IL, 60606, US)
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