Catalyst – solid sorbent – or support therefor: product or process – Zeolite or clay – including gallium analogs
Reexamination Certificate
2008-06-05
2010-10-19
Wood, Elizabeth D (Department: 1793)
Catalyst, solid sorbent, or support therefor: product or process
Zeolite or clay, including gallium analogs
C502S087000, C502S400000, C502S407000, C502S414000, C502S515000, C502S518000
Reexamination Certificate
active
07816295
ABSTRACT:
A hydrocarbon trap comprises an Ag-zeolite which is heated by a unique steaming regimen.
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Liu Xinsheng
Wei Xinyi
BASF Catalysts LLC
Drinker Biddle & Reath
Loeb Bronwen M.
Wood Elizabeth D
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