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Archive | 1987

Process for recovery of amino acid from aqueous mixtures

Phillip L. Mattison; Ronald P. Wirth; Michael J. Virning; Leroy Krbechek


Archive | 1998

Water insoluble composition of an aldoxime extractant and an equilibrium modifier

Michael J. Virnig; Phillip L. Mattison; Leroy Krbechek; J. Murdoch MacKenzie


Archive | 1998

Reoximation of metal extraction circuit organics

Michael J. Virnig; Leroy Krbechek; Mary Casey


Archive | 1996

Modifiers for aldoxime extractant of metal values

Michael J. Virnig; Phillip L. Mattison; Leroy Krbechek; J. Murdoch MacKenzie


Archive | 1980

Hydrolysis of steroidal carbamates

Leroy Krbechek


Archive | 1995

Improved process for the production of beta-diketone

Leroy Krbechek; Mary Casey


Archive | 1986

Process for recovery of an amino acid from aqueous mixtures thereof

Phillip L. Mattison; Ronald P. Wirth; Michael J. Virnig; Leroy Krbechek


Archive | 1984

Polyunsaturated bis-nor-cholanic (BNC) acid halides and process for their preparation

Wolfgang Preuss; Leroy Krbechek


Archive | 1981

Nitrogen transhalogenation process

Leroy Krbechek


Archive | 1980

Processing of steroids containing amino functionality

Leroy Krbechek; Ernest B. Spitzner; James P. Clark

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