Appeal No. 97-4056 Application No. 08/238,926 APPENDIX 13. In a polluted bay which is open to an ocean area through a substantially unobstructed entrance, the bay having back areas separated from the ocean area by an isthmus, a system for cleansing the polluted bay comprising: fluid communication means across the isthmus for establishing flow of water between the open ocean area and a back area; and flow control means in the fluid communication means for regulating flow of water. 20. In a harbor having an entrance between the harbor and an open sea area, the entrance being sufficiently unobstructed to permit free and continuous tidal propagation therethrough, a system for cleansing the harbor comprising: a conduit having first and second openings; said first opening placed within said harbor; said second opening placed substantially in said open sea area; and said first and second opening being in fluid communication to permit flow of water through said conduit. Page 1Page: Previous 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 NextLast modified: November 3, 2007