Search Results for: Palm oils not chemically modified
of purifying or recovering used lubricant compositions, and purified or recovered products thereof (class / ) halogenated graphite, or microorganism metabolic product or culture product of indeterminate structure (class / ) graphite, coal, or elemental carbon (class / ) tar, tar distillate, or chemically
reacted tar or tar distillate (class / ) asphalt, pitch, pitch distillate, or chemically reacted asphalt or pitch (e.g., sulfurized, salified, reduced, blown, etc.)...
https://patents.justia.com/patents-by-us-classification/508