petroleum residue
Defined in 1 dictionary — U.S. Code
United States Code
26 U.S.C. § 142 — for purposes of this section (2 versions over time)
The term "petroleum residue" means the carbonized product of high-boiling hydrocarbon fractions obtained in petroleum processing.
26 U.S.C. § 48B — for purposes of this section
The term “petroleum residue” means the carbonized product of high-boiling hydrocarbon fractions obtained in petroleum processing.