H
MATERIALS USED IN THE CONSTRUCTION, COMPLETION, TREATING AND SERVICING OF WELLS, SUCH AS OIL, GAS, BRINE AND WATER WELLS-NAMELY, POZZOLANS, FIBROUS, GRANULAR AND LAMELLATED LOST CIRCULATION ADDITIVES SUCH AS WOOD FIBERS, PERLITES, WALNUT SHELLS AND CELLULOSE FILM FLAKES, HEAVYWEIGHT ADDITIVES (NAMELY, ILMENITE ORES AND BARITES), SAND, SILICA FLOUR, RESINS, MONTMORILLONITE CLAYS SUCH AS BENTONITE, OTHER CLAYS, NATURAL GUMS SUCH AS GUAR GUM, PROPPING AGENTS (NAMELY, SAND, WALNUT SHELLS AND RESI...
Cancelled · July 7, 1965 · 72222796 ·
