US PATENT SUBCLASS 266 / 142
GEOGRAPHIC OR STRUCTURAL INSTALLATION


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

142GEOGRAPHIC OR STRUCTURAL INSTALLATION {1}
143  DF  .~> Having refining vessel with travelling support


DEFINITION

Classification: 266/142

(under the class definition) Device wherein a) a work-processing device is related either to some feature of the earth or to a definable building feature, e.g., a hall, or b) a plurality of such devices are arranged so as to form a specific machinery layout.

(1) Note. Examples of limitations that are indicative of geos:graphic features or structural installations are: pits, bays, corridors, plural working levels, etc.

(2) Note. Merely positioning one device above another so that gravity flow between the devices is effected is not considered to constitute a specific machinery layout.

SEE OR SEARCH THIS CLASS, SUBCLASS:

161+, for apparatus performing diverse metallurgical operations, e.g., metal extracting and refining.