1. Membranes Shoot for the Big Time;Anon.;Chem. Eng.,1990
2. Amoco Starts Up CO2 Recovery Plant in Big West Texas Field;Anon.,1985
3. Natural Gas Cleanup: A Comparison of Membrane and Amine Treatment Processes;Babcock,1988
4. Process for Reducing Emissions from Industrial Sterilizers;Baker,1991
5. Separation of Organic Vapors from Air;Baker,1986