| http://www.w3.org/ns/prov#value | - 524Apr 20, 1999Jul 17, 2001Advanced Technology Materials, Inc.Advanced apparatus for abatement of gaseous pollutantsUS6277342Aug 23, 1999Aug 21, 2001Air Products And Chemicals, Inc.A support including at least one polymer sufficiently acidic to protonate the gas is contacted with the gas to protonate the gas to form a solid salt which is sorbed by the support. the gas is dispensed by deprotonation
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