Title:
酸性粗生成物による精製ユニットの腐食抑制のための方法
Document Type and Number:
Japanese Patent JP2007520611
Kind Code:
A
Abstract:
Inhibition of corrosion, due to the presence of naphthenic acids, in crude petroleum oils in refinery plant is achieved by addition of alkyl mercaptan(s) in which the mercaptan function is adjacent to a tertiary carbon. Inhibition of corrosion, due to the presence of naphthenic acids, in crude petroleum oils in refinery plant is achieved by addition of 4-20C alkyl mercaptan(s) of formula (I) . R 1-R 9 (identical or different) : H or alkyl, aryl or alkylaryl (optionally containing one or more heteroatoms such as O or S). [Image].
Inventors:
Yumbro, Francis
Application Number:
JP2006551874A
Publication Date:
July 26, 2007
Filing Date:
January 28, 2005
Export Citation:
Assignee:
Arkema France
International Classes:
C10G75/02
Attorney, Agent or Firm:
Yoshio Kawaguchi
Makoto Ono
Chihiro Watanabe
Kenkyo Kanayama
Katsuma Osaki
Mitsuaki Tsubokura
Makoto Ono
Chihiro Watanabe
Kenkyo Kanayama
Katsuma Osaki
Mitsuaki Tsubokura