US PATENT SUBCLASS 148 / 249
.~.~.~.~ Nonreactive halogenated hydrocarbon

Current as of: June, 1999
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148 /   HD   METAL TREATMENT

95  DF  PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL {17}
240  DF  .~ Processes of coating utilizing a reactive composition which reacts with metal substrate or composition therefore {12}
243  DF  .~.~ Liquid reactive coating composition utilized {16}
248  DF  .~.~.~ Contains nonreactive organic liquid at ambient temperature (e.g., solvent, etc.) {1}
249.~.~.~.~ Nonreactive halogenated hydrocarbon

DEFINITION

Classification: 148/249

Nonreactive halogenated hydrocarbon:

(under subclass 248) Subject matter wherein the nonreactive liquid contains only atoms of carbon, hydrogen and halogen or atoms of halogen and carbon.

(1) Note. Halogen for purposes of this subclass is limited to fluorine, chlorine, bromine, iodine and astatine.