| (84) |
Designated Contracting States: |
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AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
| (30) |
Priority: |
04.09.1998 GB 9819221
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| (43) |
Date of publication of application: |
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27.06.2001 Bulletin 2001/26 |
| (73) |
Proprietor: BP Chemicals Limited |
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Sunbury-on-Thames, Middlesex TW16 7BP (GB) |
|
| (72) |
Inventors: |
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- COOK, John
Sproatley
Hull HU11 4XD (GB)
- ELLIS, Brian
Lower Sunbury
Middlesex TW16 6HJ (GB)
- HOWARD, Philip
East Riding of Yorkshire HU10 7TL (GB)
- JONES, Michael, David
East Yorkshire HU17 8EN (GB)
- KITCHEN, Simon, James
Hillam
North Yorkshire LS25 5HG (GB)
|
| (74) |
Representative: Perkins, Nicholas David et al |
|
BP International Limited
Patents and Agreements Division,
Chertsey Road Sunbury-on-Thames,
Middlesex TW16 7LN Sunbury-on-Thames,
Middlesex TW16 7LN (GB) |
| (56) |
References cited: :
EP-A- 0 320 124 EP-A- 0 750 942 DE-A- 19 620 542 DE-A- 19 717 076 US-A- 4 107 085 US-A- 5 210 293
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EP-A- 0 371 614 WO-A-98/05620 DE-A- 19 630 832 DE-A- 19 745 902 US-A- 4 328 365 US-A- 5 300 684
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