Mineral Oils: Processes And Products Patents (Class 208)
- Including a test or measurement (Class 208/401)
- Using electrical, magnetic or wave energy (Class 208/402)
- Chemical modification of solids before hydrogenation (Class 208/403)
- Using molten additive, e.g., heat carrier, etc. (Class 208/404)
- Specified agitation or circulation in gas contact zone (Class 208/407)
- Plural hydrogenation steps (Class 208/412)
- With hydrogen production from water (Class 208/414)
- Including contact of feed with liquid produced in the process, i.e., recycle (Class 208/415)
- Using specifically added catalyst during hydrogenation (Class 208/419)
- Specified procedure to improve separation of solids from liquid product (Class 208/424)
- Including agglomeration, comminution or size-classification of solids (Class 208/426)
- Including burning of feed or product (Class 208/427)
- Including contact with extraneous additive other than hydrogen, e.g., solvent, etc. (Class 208/428)
- With prevention of corrosion or erosion in system (Class 208/47)
- With prevention or removal of deleterious carbon accumulations or equipment (Class 208/48R)
- Plural serial stages of chemical conversion (Class 208/49)
- Plural parallel stages of chemical conversion (Class 208/78)
- With contacting vapor porducts with liquid feed (i.e., product scrubbing and feed stripping) (Class 208/81)
- With preliminary treatment of feed (Class 208/85)
- With subsequent treatment of products (Class 208/95)
- Cracking (Class 208/106)
- Reforming (includes dehydrogenation, isomerization, cyclization, aromatization, alkylation, dealkylation reactions) (Class 208/133)
- Hydrogenation (saturation) (Class 208/142)
- Solids contacting and mixing (Class 208/146)
- With reagent feed control (Class 208/178)
- Purifying used oil (Class 208/179)
- Water removal (dehydration) (Class 208/187)
- Sweetening (Class 208/189)
- Sulfur removal (free or combined sulfur) (Class 208/208R)
- Metal contaminant removal (Class 208/251R)
- Nitrogen contaminant removal (Class 208/254R)
- Gum or gum former removal (Class 208/255)
- Halogen contaminant removal (Class 208/262.1)
- Organic acid or phenol contaminant removal (Class 208/263)
- With hydrogen (Class 208/264)
- With acids (Class 208/265)
- With alkali or alkali earth metal compound (except clays) (Class 208/283)
- With nitrogen containing compound (Class 208/289)
- With organic compound (Class 208/290)
- With boron, phosphorus, arsenic, antimony or bismuth containing treating agent (Class 208/292)
- With sulfur containing treating agent (Class 208/293)
- With free metal (Class 208/294)
- With Group IV, V, VI, VII or VIII metal compound (Class 208/295)
- With Group IB or IIB metal compound (Class 208/296)
- With Group III metal compound (except clays) (Class 208/297)
- With liquid treating agent (includes slurries of solids) (Class 208/298)
- With solid catalyst or absorbent (Class 208/299)
