Search Results       Your search for [subject]DRAINAGE EQUIPMENT returned 1 record.           Development, testing and evaluation of clay tiles and envelope materials for drainage. by Ringor, Onofre F.; Munoz, Nueva Ecija: CLSU, 1984. var. p. -(PCARR Proj. No. 948; Sub-Proj. 3; Study 1). Subject: PIPING; DRAINAGE; CLAY; RICE HULL; SAND; PROCESSING; DRAINAGE EQUIPMENT; LUZON; PHILIPPINES.          Add to Book Cart Relevance: 18.78%