US PATENT SUBCLASS 156 / 197
.~.~.~ By separating laminae between spaced secured areas (e.g., honeycomb expanding)

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

1  DF  METHODS {7}
60  DF  .~ Surface bonding and/or assembly therefor {93}
196  DF  .~.~ With permanent bending or reshaping or surface deformation of self sustaining lamina {11}
197.~.~.~ By separating laminae between spaced secured areas (e.g., honeycomb expanding)

DEFINITION

Classification: 156/197

(under subclass 196) Processes which are directed to the steps of bonding at spaced secured areas only and separating, expanding or opening at least one portion of a lamina at the nonbonded area from its contact with another portion of the same or different lamina.

(1) Note. Most of the patents in this subclass relate to making of honeycomb structures.

(2) Note. Patents which claim the step of opening or separating of the nonadherent areas of adhesively united laminae are included herein.