Gas separation: processes – Solid sorption – Organic gas or liquid particle sorbed
Reexamination Certificate
2005-05-06
2009-12-01
Lawrence, Frank M (Department: 1797)
Gas separation: processes
Solid sorption
Organic gas or liquid particle sorbed
C055SDIG017
Reexamination Certificate
active
07625431
ABSTRACT:
An air dryer for an air braking system of a vehicle, the air dryer comprising a mounting (20), and a removable desiccant canister (10) screw-threaded to said mounting (20) about a spin axis (25) and having a peripheral sealing ring (13,14), wherein the mounting includes an upstanding protrusion (28) radially spaced from said axis (25) and adapted to engage an annular recess (17) of said canister (10) within said ring, said protrusion (28) being hollow, and the interior of said protrusion (28) being connected to a vent for air under pressure in the system.
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Written Opinion of the International Searching Authority for PCT/GB2005/001744 dated Aug. 29, 2005.
International Search Report for PCT/GB2005/001744 Dated Aug. 29, 2005.
Ellis John
Milomo Ignitius
Costellia Jeffrey L.
Lawrence Frank M
Nixon & Peabody LLP
Wabco Automotive UK Limited
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