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David Albert Helms

Texaco

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Archive | 1990

Water-cut monitoring means and method

David Albert Helms; Gregory John Hatton; Thomas M. Williams

Archive | 1989

Microwave water cut monitor

David Albert Helms; Gregory John Hatton; Michael Gregory Durrett; Earl Leonard Dowty; John David Marrelli

Archive | 1991

Dual frequency microwave water cut monitoring means and method

David Albert Helms; Michael Gregory Durrett; Gregory John Hatton

Archive | 1990

Means and method for analyzing a petroleum stream

John David Marrelli; Michael Gregory Durrett; David Albert Helms; Lisa Langford Pepin; Gregory John Hatton

Archive | 1985

Petroleum stream monitoring means and method

Gregory John Hatton; David Albert Helms; Thomas M. Williams

Archive | 1995

Determination of the watercut of a multiphase flow directly from measured microwave frequency dielectric properties

John David Marrelli; Joseph David Stafford; David Albert Helms; Michael Gregory Durrett; Gregory John Hatton

Archive | 1988

Petroleum stream microwave watercut monitor

David Albert Helms; John David Marrelli

Archive | 1989

Co-variance microwave water cut monitoring means and method

Gregory John Hatton; David Albert Helms; Michael Gregory Durrett; John David Marrelli; Joseph David Stafford

Archive | 1989

Microwave water cut monitor with temperature controlled test cell

Michael Gregory Durrett; David Albert Helms; Gregory John Hatton; Earl Leonard Dowty; John David Marrelli; Joseph David Stafford; David John Stavish

Archive | 1994

Determination of water cut and gas-fraction in oil/water/gas streams

Gregory John Hatton; David Albert Helms; John David Marrelli

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