1
Timothy C Golden, Paula J Battavio, Yee Chang Chen, Thomas S Farris, John N Armor: Oxygen selective desiccants. Air Products and Chemicals, Geoffrey L Chase, James C Simmons, William F Marsh, August 4, 1992: US05135548 (19 worldwide citation)

Composite oxygen selective desiccants comprising a carbon molecular sieve which is kinetically selective for the adsorption of oxygen over nitrogen and an agent for the sorption of water such as lithium chloride, lithium bromide, calcium chloride, magnesium chloride, calcium nitrate, potassium fluor ...


2
John N Armor, Thomas A Braymer, Thomas S Farris, Thomas R Gaffney: Use of helium and argon diluent gases in modification of carbon molecular sieves. Air Products and Chemicals, Mark L Rodgers, William F Marsh, James C Simmons, February 4, 1992: US05086033 (18 worldwide citation)

Carbon molecular sieves, useful in the separation of air into oxygen and nitrogen, are improved through modification of the micropores of the sieve by contact with the pyrolysis products of a carbon-containing compound in the gaseous state diluted with helium, with or without nitrogen as a part of t ...


3
Thomas R Gaffney, Thomas S Farris, Alejandro L Cabrera, John N Armor: Modified carbon molecular sieves for gas separation. Air Products and Chemicals, Mark L Rodgers, William F Marsh, James C Simmons, March 24, 1992: US05098880 (16 worldwide citation)

A process is provided for making a modified carbon molecular sieve which is suitable for separating gases having different adsorption rates on the sieve. The process involves modifying a starting sieve support having a majority of micropores with an effective pore size of about 4.5 to 8 angstroms, w ...


4
Thomas S Farris, Yuejin Li, John N Armor, Thomas A Braymer: Method for decomposing N.sub.2 O utilizing catalysts comprising calcined anionic clay minerals. Engelhard Corporation, December 5, 1995: US05472677 (12 worldwide citation)

The invention describes a highly efficient catalytic pollution control process for removing N.sub.2 O from gaseous mixtures. The process utilizes catalysts derived from anionic clay minerals, which after appropriate heat activation, provide superior N.sub.2 O decomposition activity. The catalytic pr ...


5
Thomas S Farris, Charles G Coe, John N Armor, Joan M Schork: High capacity coconut shell char for carbon molecular sieves. Air Products and Chemicals, Mark L Rodgers, William F Marsh, James C Simmons, November 17, 1992: US05164355 (10 worldwide citation)

A coconut shell char having a high oxygen volumetric capacity is provided by crushing and sizing coconut shells to form granules which are then heated in flowing inert gas at a temperature ramp rate of about 2.degree. to 12.degree. C. per minute to a peak temperature of 775.degree. to 900.degree. C. ...