US PATENT SUBCLASS 219 / 85.17
.~.~.~ Furnaces or enclosures

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
78.01  DF  .~ For bonding with pressure (e.g., resistance welding) {16}
85.1  DF  .~.~ Brazing or soldering {9}
85.17.~.~.~ Furnaces or enclosures

DEFINITION

Classification: 219/85.17

Furnaces or enclosures:

(under subclass 85.1) Subject matter in which the required heat is applied to the metal by means of a particular furnace or enclosure (e.g., a heating chamber).

SEE OR SEARCH THIS CLASS, SUBCLASS:

388+, for oven type enclosures including means whereby the material to be heated may be passed continuously through heated area.

651, for inductively heated furnaces or enclosures.