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Donald O. Hitzman

Phillips Petroleum Company

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Featured researches published by Donald O. Hitzman.

Nutrition Research | 1984

PRODUCTION OF SINGLE CELL PROTEIN MATERIAL

Emil A. Malick; John W. Vanderveen; Donald O. Hitzman; Eugene H. Wegner

There is disclosed disposal of effluent from a low cell density fermentation process by using such effluent as at least a portion of the feed material to a high cell density fermentation process. A stream containing microbial cells from the high cell density fermentation process is subjected to direct drying.

Archive | 1981

Oxygen scavenging with enzymes

Donald O. Hitzman

Archive | 1981

Fermentation process and apparatus

Donald O. Hitzman; Thomas R. Hopkins

Archive | 1992

Enzymatic decomposition of drilling mud

Francis J. Shell; Donald O. Hitzman

Archive | 1982

Enhanced oil recovery process using microorganisms

Donald O. Hitzman

Archive | 1959

Recovery of oil from oil sands and the like

Donald O. Hitzman

Archive | 1967

Oil recovery process using aqueous microbiological drive fluids

Donald O. Hitzman

Archive | 1984

Enhanced oil recovery using microorganisms

Donald O. Hitzman

Archive | 1959

Bactericidal composition comprising tetra alkyl quaternary ammonium halide and hydrogen peroxide

Donald O. Hitzman

Archive | 1989

Production of methane by anaerobic fermentation of waste materials

Donald O. Hitzman

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Eugene H. Wegner

Phillips Petroleum Company

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Thomas R. Hopkins

Phillips Petroleum Company

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John W. Vanderveen

Phillips Petroleum Company

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Donald H. Kubicek

Phillips Petroleum Company

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Emil A. Malick

Phillips Petroleum Company

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Francis J. Shell

Phillips Petroleum Company

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Henry E. Alquist

Phillips Petroleum Company

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Katherine Jule Fruthaler

Phillips Petroleum Company

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Lyle R. Kallenbach

Phillips Petroleum Company

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Ralph P. Schneider

Phillips Petroleum Company

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