Mesostructured zeolitic materials and methods of making and...

Metal complexing

Metal-containing active carbon and methods for making and using

Method and apparatus for adsorptive cleaning of substances

Method and apparatus for clarifying used lubricating oil

Method and apparatus for conversion of waste oils

Method and apparatus for heavy oil extraction

Method and apparatus for re-processing waste oil

Method and apparatus for reclaiming contaminated oil

Method and apparatus for separating water from oil

Method and apparatus for stripping sulfur-containing...

Method and apparatus for the recovery of refined petroleum produ

Method and apparatus for the removal of excess sodium reagent an

Method and catalyst for removing contaminants from hydrocarbonac

Method and catalyst for removing mercaptans and mercaptide compo

Method and catalysts for the elimination of sulphur...

Method and catalysts for the elimination of sulphur...

Method and means for refinery gas plant operation

Method for anodically demetallating refinery feedstreams

Method for catalyst charging to tubular reactor