US PATENT SUBCLASS 148 / 205
.~.~ Plural nozzles or plural work-contacting jets

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}
194  DF  .~ Chemical-heat removing (e.g., flame-cutting, etc.) or burning of metal {9}
205.~.~ Plural nozzles or plural work-contacting jets

DEFINITION

Classification: 148/205

Plural nozzles or plural work-contacting jets:

(under subclass 194) Process wherein plural nozzles or plural gaseous jets contact a workpiece for purposes of chemical-heat cutting or other treatment thereof.

(1) Note. This subclass excludes gaseous jets either as surrounding or combining gaseous streams which mix or combine in a single nozzle or which result in only one gaseous stream that contacts the workpiece.