Accession Number : AD0716199

Title :   Modified 50-Man Valdespino Shipboard Sewage Treatment System.

Descriptive Note : Final rept.,

Corporate Author : COAST GUARD BALTIMORE MD FIELD TESTING AND DEVELOPMENT CENTER

Personal Author(s) : Halstad,O. M. ; O'Connell,J. M.

Report Date : 21 DEC 1970

Pagination or Media Count : 22

Abstract : The evaluation of a proprietary shipboard waste treatment system is described. The subject of the experiment was the modified version of vacuum-aeration system now undergoing evaluation on a Coast Guard ship. A principal feature of the modified version was the inclusion of a back-flush filter in the discharge line from the aeration chamber. Results are reported. Also reported is a brief description of exploratory alternative methods for separating solids from liquid wastes in a shipboard sewage treatment system. (Author)

Descriptors :   (*SANITARY ENGINEERING, *SHIPS), (*SEWAGE, SHIPBOARD), LIQUID FILTERS, FAILURE, FLUID FLOW, SOLIDS, CHLORINATION, TEST METHODS

Subject Categories : Marine Engineering
      Water Pollution and Control

Distribution Statement : APPROVED FOR PUBLIC RELEASE