Results 121 to 130 of about 225 (136)

Distribution of vanadyl porphyrins in a Mexican offshore heavy crude oil

Fuel Processing Technology, 1996
A Campero
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

ANALYTICAL INVESTIGATIONS OF VANADYL PORPHYRIN FROM CARPATHIAN ROCKS

Environmental Engineering and Management Journal, 2010
Radu-Claudiu Fierascu, Rodica-Mariana Ion, Irina Dumitriu   +2 more
openaire   +1 more source

Classification of the asphalts and their source rock from the Dead Sea Basin (Israel): the asphaltene/kerogen vanadyl porphyrins

Fuel, 1998
, Pavle I Premović
exaly  

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
Elvira Tazeeva, Yulia Yurevna Borisova, N A Mironov   +2 more
exaly  

Chromatographic isolation of vanadyl porphyrins from heavy oil resins

Russian Chemical Bulletin, 2017
Elvira Tazeeva, Yulia Yurevna Borisova, Milordov D V   +2 more
exaly  

Influence of the Composition of the Sulfuric Acid Cation Exchanger on the Efficiency of Chromatographic Purification of Petroleum Vanadyl Porphyrins

Russian Journal of Applied Chemistry, 2020
Elvira Tazeeva, Milordov D V, Abilova G R   +2 more
exaly  

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

Petroleum Science and Technology, 2018
Svetlana Yakubova, Elvira Tazeeva, Pavel Gryaznov   +2 more
exaly  

Extraction of vanadyl porphyrins in crude oil by inclusion dispersive liquid–liquid microextraction and nano-baskets of calixarene

Journal of Inclusion Phenomena and Macrocyclic Chemistry, 2012
Kobra Pourabdollah, Bahram Mokhtari, Mokhtari Bahram   +2 more
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