Once-through coking with solids recycle
One-step conversion of solid lignin to liquid products
Open shroud trickle valve
Operating method for fluid catalytic cracking
Operation method of middle distillate hydrotreating reactor,...
Optimal asphaltene conversion and removal for heavy...
Optimizing feed mixer performance in a paraffinic froth...
Optimizing heavy oil recovery processes using electrostatic...
Organic material decomposition
Organic mixture separation
Organic solvent hydrocarbon extraction procedure
Organophosphorous antifoulants in petroleum refining
Organosulfur oxidation process
Organosulfur oxidation process
Oven for dry distillation of shales
Overland petroleum processor and process
Overnight cloud and color in lube dewaxing
Oxidative desulfurization of fossil fuels with ultrasound
Oxidative desulfurization process
Oxidized high molecular weight alpha olefin waxes