申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC, LONDON, GB;ICI CANADA INC., NORTH YORK, ONTARIO, CA |
发明人 |
GRAHAM, STEVEN JOHN, FAIRLIE, AYRSHIRE, SCOTLAND KA29 0DY, GB;CHAN, SEK KWAN, ST BRUNO, P.Q. J3V 2NB, CA;LEIPER, GRAEME ALLAN, PRESTWICK, AYRSHIRE, SCOTLAND KA9 1QX, GB |