US PATENT SUBCLASS 208 / 125
.~.~ With nonreactive material


Current as of: June, 1999
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208 /   HD   MINERAL OILS: PROCESSES AND PRODUCTS

46  DF  CHEMICAL CONVERSION OF HYDROCARBONS {11}
106  DF  .~ Cracking {5}
125.~.~ With nonreactive material {2}
126  DF  .~.~.~> Solids {1}
128  DF  .~.~.~> Vapors {2}


DEFINITION

Classification: 208/125

(under subclass 106) Processes wherein cracking takes place in the presence of an added nonreactive material.

(1) Note. The processes classified in this and indented subclasses are thermal cracking processes wherein the mineral oil is either converted to lower boiling mineral oils or to coke and wherein nonreactive liquids, vapors or solids are added prior to or during the conversion to facilitate the same.