1
William J Perroz Jr, William P Spohn: Breath gas analysis module. Bacharach, Webb Ziesenheim Bruening Logsdon Orkin & Hanson P C, October 27, 1998: US05826577 (22 worldwide citation)

A breath gas analysis module for supplying a sample gas to a gas detector includes a manifold having a body defining a chamber therein. The chamber includes a main passage extending through the manifold body, an outlet passage extending into the manifold body from an outlet end at a base of the mani ...


2
Norman L Van Tassel, William J Perroz Jr, Richard M Hickox: Moisture extractor system for gas sampling. Bacharach, Webb Ziesenheim Logsdon Orkin & Hanson P C, March 28, 2000: US06042634 (12 worldwide citation)

A gas sampling apparatus includes a probe tube having a tip positionable in a stream of products of combustion and a sample dryer tube connected in fluid communication with an end of the probe tube opposite the tip. The sample dryer tube is received in a purge gas tube along a lengthwise axis thereo ...