71538531
Oct 21, 1947
Jun 21, 1949
NON-HARDENING PLASTIC SEALING COMPOUNDS USED AS SEALING AGENTS BETWEEN THE FLANGES AND JOINTS OF TURBINES, PIPE LINES, PUMP CASINGS, OPENINGS OF PRESSURE AND TEMPERATURE VESSELS OF ALL KINDS, ON BOLT AND PIPE THREADS AND GENERALLY AS CAULKING, SEALING AND GASKETING COMPOUNDS
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