| 申请人 |
BP CHEMICALS LTD., LONDON, GB |
发明人 |
AUBIGNE, SIMON DAVID, BP CHEMICALS SNC, F-13117 LAVERA, FR;COOPER, JEREMY BERNARD, BP CHEMICALS LIMITE, LONDON SW1W 0SU, GB;WATSON, DERRICK JOHN, HEDON, HULL HU12 8DS, GB;WILLIAMS, BRUCE LEO, HEDON, HULL HU12 8DS, GB |
