申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V., DEN HAAG/S'GRAVENHAGE, NL |
发明人 |
DANFORTH, RICHARD LOUIS, MISSOURI CITY TEXAS 77459, US;HANDLIN, DALE LEE, JR., HOUSTON TEXAS 77077, US;GERGEN, WILLIAM PETER, HOUSTON TEXAS 77007, US;LUTZ, ROBERT GARDINER, SANTA ROSA CALIFORNIA 95403, US |