Inventor
GROTE DACE
7 patents
Patents
7 patentsUS4303594ADec 1, 1981
Process for the production of isobutyric acid anhydride
ASHLAND OIL INC31 citations90
US4661296AApr 28, 1987
HF separation in a carbonylation process
ASHLAND OIL INC12 citations71
US4827845AMay 9, 1989
Formation of hydroxy aryl carboxylic acids and esters
ASHLAND OIL INC7 citations66
US4451670AMay 29, 1984
Preparation of isobutyryl fluoride
ASHLAND OIL INC4 citations62
US4582571AApr 15, 1986
Separation of tantalum or antimony pentafluoride from isobutyryl fluoride and anhydrous hydrogen fluoride
ASHLAND OIL INC2 citations61
US4270983AJun 2, 1981
Liquid-liquid extraction of isobutyric acid from aqueous HF solutions thereof
ASHLAND OIL INC2 citations60
US3937727AFeb 10, 1976
Process for preparing n, n-dimethylurea
ASHLAND OIL INC3 citations55