Patent ID: 7402197
Filing Date: 2008-07-22
Classification: B01D

Abstract:
1. A liquid separator for a gas analyzer, said liquid separator comprising: a closed container including a sample inlet port having an axis, a sample outlet port, and a low pressure port; said container defining a liquid collection chamber and a liquid trap filter chamber, said liquid trap filter chamber including an inlet compartment interposed between said sample inlet port and said sample outlet port for receiving a gas sample introduced into said sample inlet port, said inlet compartment having an upper outlet communicated with said sample outlet port and a lower outlet communicated with said liquid collection chamber; said inlet compartment having an inner wall extending perpendicular to the axis of said sample inlet port, said inner wall defining said upper outlet, and a liquid trap filter element contained in said inlet compartment, interposed between said sample inlet port and said sample outlet port, for separating liquid from the gas sample, said filter element being a generally flat membrane member extending generally parallel to said inner wall of said inlet compartment and overlying said inner wall of said inlet compartment, interposed between said sample inlet port and said upper outlet; and a support on said inner wall, supporting a center portion of said flat membrane member within said inlet compartment, spaced apart from said inner wall and providing an active area through which gas can flow; liquid separated from the gas sample passing through said lower outlet to said collection chamber.