| 208 / | HD | MINERAL OILS: PROCESSES AND PRODUCTS |
| 46 | DF | CHEMICAL CONVERSION OF HYDROCARBONS {11} |
| 133 | DF | .~ Reforming (includes dehydrogenation, isomerization, cyclization, aromatization, alkylation, dealkylation reactions) {1} |
| 134 | DF | .~.~ Catalytic {2} |
| 135 | DF | .~.~.~ With Group III metal or metal oxide containing catalyst {2} |
| 137 | DF | .~.~.~.~ With Group VIII metal or metal oxide {1} |
| 138 | DF | .~.~.~.~.~ Noble metal or oxide thereof {2} |
| 139 | | .~.~.~.~.~.~ With halogen containing additive |