US PATENT SUBCLASS 156 / 81
.~.~ With melting or gasification of permanently associated solid material in situ in airtight cavity

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

1  DF  METHODS {7}
60  DF  .~ Surface bonding and/or assembly therefor {93}
81.~.~ With melting or gasification of permanently associated solid material in situ in airtight cavity

DEFINITION

Classification: 156/81

(under subclass 60) Processes combined with the step of converting a material contained within a hollow imperforate body or lamina to a liquid or gas which is permanently retained within the hollow body in the liquid or gas state.