TY - GEN AU - Bauer, D.J. AU - Schultze, L.E. AU - Lindstrom, R.E. TI - Report of Investegations 7663: EXTRACTION PROCESS FOR UPGRADING SM 2 DEGRE & 3 DEGRE USING SELECTIVE STRIPPING TECHNIQUES PY - 1972/// PB - U. S. Dept. Of The Interior, Bureau Of Mines, [S. L.] KW - BIOLOGICAL CHEMISTRY KW - ENZYMES N1 - RI 7651-66 Bound Vol. No.102398; Contents: TR15451-64 ER -