1
George K Russell: Apparatus and method for fractionating air and other gaseous mixtures. Stanley Aviation Corporation, LeBlanc Nolan Shur & Nies, September 14, 1982: US04349357 (66 worldwide citation)

A heatless fractionating apparatus and method wherein a pressurized gaseous mixture, such as air, is alternately passed through first and second adsorbent beds for adsorbing at least a first component but not a second component of the gaseous mixture, and wherein each adsorbent bed is purged of the ...


2
George K Russell: Patient ventilator trigger circuit. Sandoz, Gerald D Sharkin, Robert S Honor, Walter F Jewell, November 16, 1976: US03991790 (28 worldwide citation)

Disclosed herein is a patient ventilator apparatus having a pneumatic control system operable in three different modes wherein the apparatus assists the breathing of the patient, controls the patient's breathing in a timed manner, or operates in a combination assist/control mode according to certain ...