US PATENT SUBCLASS 65 / 92
.~.~.~ With smoothing subsequent to sheet formation

Current as of: June, 1999
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65 /   HD   GLASS MANUFACTURING

17.1  DF  PROCESSES {32}
66  DF  .~ Forming product or preform from molten glass {7}
90  DF  .~.~ Sheet {7}
92.~.~.~ With smoothing subsequent to sheet formation

DEFINITION

Classification: 65/92

(under subclass 90) Processes which include the step of smoothing the formed sheet, generally for removal of surface irregularities.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63, for a process including the steps of forming a sheet, reheating the formed sheet and then smoothing the heated sheet.

91, for a process of applying tension laterally of a sheet during formation to prevent surface irregularities.