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Belcher, J. G., Jr.

Publications and source records attributed to Belcher, J. G., Jr..

Liquid immersion apparatus for minute articles

Apparatus is disclosed for immersing minute integrated circuit chips in an etching solution in manufacturing integrated circuits during research and development. The apparatus includes a holder, having a handle and basket support for carrying a removable unitary basket and lid structure where fluid flow-through passages are formed, and wherein graduated openings in the handle provide for adjustably supporting the basket in a breaker at a desired level.

Belcher, J. G., Jr.

Removing overcoatings from microcircuits

Silicone resin of elastomer overcoatings are removed more quickly from microcircuit chips with hot concentrated sulfuric acid. Process takes few minutes as compared to day or two, using commercial solvents based on toluene, xylene, and like. Overcoatings are removed to expose circuit for failure analysis.

Belcher, J. G., Jr.