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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Ando; Mamoru
Address:
Kawasaki, JP
No. of patents:
2
Patents:




Patent Number Title Of Patent Date Issued
4191636 Process for hydrotreating heavy hydrocarbon oil March 4, 1980
This invention relates to a process for continuously converting a heavy oil into an asphaltene-metal-free oil by hydrotreating said heavy oil to crack asphaltenes selectively and remove heavy metals such as vanadium and nickel from said heavy oil simultaneously (hereinafter briefly refer
4166026 Two-step hydrodesulfurization of heavy hydrocarbon oil August 28, 1979
A process for hydrodesulfurization of heavy hydrocarbon oil containing asphaltenes and heavy metals in large amounts is disclosed. The heavy oil is hydrotreated in a continuous 2-step process. In the first step the heavy oil is subjected to hydrodemetallization and selective cracking of


 
 
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