Radiant energy – Ionic separation or analysis – Methods
Reexamination Certificate
2006-11-14
2009-10-06
Vanore, David A (Department: 2881)
Radiant energy
Ionic separation or analysis
Methods
C702S022000, C073S023350
Reexamination Certificate
active
07598487
ABSTRACT:
The present invention is a method to determine the composition of a hydrocarbon feedstream from a small sample of hydrocarbons including the steps analyzing the sample with a combination of chromatograph and mass spectrometer, and reconciling output from step a) with other analytical measurements to determine to determine the composition of the hydrocarbon feedstream.
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patent: 5144127 (1992-09-01), Williams et al.
patent: 5774381 (1998-06-01), Mcicr
patent: 5808180 (1998-09-01), Roussis et al.
patent: 6952945 (2005-10-01), O'Brien
patent: 2005/0150815 (2005-07-01), Johnson et al.
English Jason B.
Green Larry A.
Jaffe Stephen B.
Olmstead William N.
Qian Kuangnan
ExxonMobil Research and Engineering Company
Purwin Paul E.
Vanore David A
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