Passivating metals on cracking catalysts

Pentane insoluble asphaltene removal

Petroleum distillate upgrading process

Petroleum hydrocarbon binder with reduced polycyclic...

Petroleum hydroconversion using acid precipitation of preasphalt

Plural stage reforming with catalysts having a skewed distributi

Preparation of FCC charge by selective vaporization

Preparation of high V.I. lube oils

Preparation of oxidation-stable and low-temperature-stable base

Preparation of recarburizer coke

Presulfided red mud as a first-stage catalyst in a two-stage, cl

Procedure and device for cracking of hydrocarbons using two...

Process and apparatus for fluidized bed hydrocarbon conversion

Process and apparatus for hydrocarbon conversion

Process and apparatus for thermal cracking and fractionation of

Process and apparatus for upgrading FCC product with...

Process and apparatus for upgrading FCC product with...

Process and apparatus for upgrading steam cracked tar using...

Process and apparatus for using steam cracked tar as steam...

Process control system for multi-reactor hydrocarbon conversion