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EP0537938
European procedure
Extract from the Register of European Patents
EP Citations: EP0537938
| Cited in | Search | Type: | Patent literature | Publication No.: | GB672754
[A] (JOHN THOMPSON KENNICOTT LTD, et al); | Type: | Patent literature | Publication No.: | US2797188
[Y] (TAYLOR JR FRANK CARTER, et al); | Type: | Patent literature | Publication No.: | US4170628
[Y] (ATWOOD GILBERT R [US], et al); | Type: | Patent literature | Publication No.: | US4795565
[A] (YAN TSOUNG Y [US]); | Type: | Patent literature | Publication No.: | US4970344
[A] (KELLER ALFRED E [US]); | Type: | Patent literature | Publication No.: | EP0430432
[A] (CONOCO INC [US]) | Type: | Non-patent literature | Publication information: | [A] - DATABASE WPI Derwent Publications Ltd., London, GB; AN 76-15840X |