US PATENT SUBCLASS 266 / 124
.~.~ By means heating selected areas of an object


Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

114  DF  HAVING MEANS FOR CONTACTING A SOLID METALLIFEROUS MATERIAL OR METAL OBJECT WITH A LIQUID {5}
121  DF  .~ With heating means, e.g., flame contact {6}
124.~.~ By means heating selected areas of an object {1}
125  DF  .~.~.~> By means specialized to heat an article having an irregular contour (e.g., cams, gears) {1}


DEFINITION

Classification: 266/124

(under subclass 121) Device wherein the heating means is specialized to effect heating of only certain zones on the surface of the article to be treated.

SEE OR SEARCH CLASS

148, Metal Treatment, particularly

210+, 627 and 639+ for processes of localized or zone heating of solid or semi-solid metal to modify or maintain the internal physical structure (i.e., microstructure) or chemical property of metal.

219, Electric Heating, appropriate subclass, for electric-heating means specialized to heat metal in selected areas.