Inventor
HOULDING VIRGINIA H
US9 patents
Patents
9 patentsUS6547861B2Apr 15, 2003
Method and materials for purifying reactive gases using preconditioned ultra-low emission carbon material
MATHESON TRI GAS INC28 citations95
US6797036B2Sep 28, 2004
Method for removing impurities from process gas stream
MATHESON TRI GAS INC19 citations92
US6425946B1Jul 30, 2002
Method and apparatus for removing trace impurities from a gas using superactivated carbon material
MATHESON TRI GAS INC30 citations92
US7314506B2Jan 1, 2008
Fluid purification system with low temperature purifier
MATHESON TRI GAS INC36 citations89
US6783576B2Aug 31, 2004
Gas purifier system for removing trace impurities from a reactive fluid
MATHESON TRI GAS INC8 citations73
US6783577B2Aug 31, 2004
Gas purifier system containing an ultra-low emission carbon material
MATHESON TRI GAS INC6 citations73
US6710012B2Mar 23, 2004
Method for producing an ultra-low emission carbon material
MATHESON TRI GAS INC6 citations73
US6709482B2Mar 23, 2004
Method for reducing trace impurities from a reactive fluid using preconditioned ultra-low emission carbon material
MATHESON TRI GAS INC2 citations62
US6720282B2Apr 13, 2004
Method for producing a preconditioned ultra-low emission carbon material
MATHESON TRI GAS INC0 citations51