Results 161 to 170 of about 370 (171)

Chromatographic isolation of vanadyl porphyrins from heavy oil resins

Russian Chemical Bulletin, 2017
N A Mironov, G R Abilova, E G Tazeeva
exaly  

Vanadyl Porphyrins as a Sulfur Trap in Heavy Oils

Energy & Fuels
Sergey N. Trukhan, Andrey M. Chibiryaev, Oleg N. Martyanov   +2 more
openaire   +1 more source

Features of the composition of vanadyl porphyrins in the crude extract of asphaltenes of heavy oil with high vanadium content

Petroleum Science and Technology, 2016
M R Yakubov, D V Milordov, S G Yakubova
exaly  

Distribution of vanadium and vanadyl porphyrins during fractionation of resins of heavy sulfurous oils

Petroleum Science and Technology, 2018
S G Yakubova, G R Abilova, E G Tazeeva
exaly  

Photochemically induced olefin oxidation by titanyl and vanadyl porphyrins

Journal of Molecular Catalysis, 1987
E.M.K. Mansour, P. Maillard, P. Krausz, S. Gaspard, C. Giannotti   +4 more
openaire   +1 more source

The Henryville Bed of the New Albany shale—I. Preliminary characterization of the nickel and vanadyl porphyrins in the bitumen

Organic Geochemistry, 1989
Gary J Van Berkel, J Martin E Quirke, Royston H Filby   +2 more
exaly  

Vanadyl Porphyrin Distribution in the Alberta Oil-Sand Bitumens

1987
Despina Strong, Royston H. Filby
openaire   +1 more source

Separation and Characterization of Vanadyl Porphyrins in Venezuela Orinoco Heavy Crude Oil

Energy & Fuels, 2013
Yuanyuan Yan, Yahe Zhang, Qingyu Zhang   +2 more
exaly  

The Henryville bed of the New Albany shale—II. Comparison of the nickel and vanadyl porphyrins in the bitumen with those generated from the kerogen during simulated catagenesis

Organic Geochemistry, 1989
Gary J Van Berkel, J Martin E Quirke, Royston H Filby   +2 more
exaly  

Occurrence and distribution of vanadyl porphyrins in Saudi Arabian crude oils

Fuel Processing Technology, 1998
exaly