Copyright by the American Petroleum InstituteThu Jul 25 13:57:41 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:57:51 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:57:51 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:57:52 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:57:54 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:57:55 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:57:57 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:57:57 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:00 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:03 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:05 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:07 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:10 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:13 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:15 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:18 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:21 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:24 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:27 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:29 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:32 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:34 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:37 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:39 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:41 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:44 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:46 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:49 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:52 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:54 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:54 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:56 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:58:58 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:00 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:02 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:03 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:03 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:05 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:05 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:06 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:07 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:09 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:09 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:11 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:13 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:14 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:15 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:17 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:18 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:19 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:21 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:22 2002

Copyright by the American Petroleum InstituteThu Jul 25 13:59:22 2002