Number | Name | Date | Kind |
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4968534 | Bogardy | Nov 1990 | A |
5417228 | Baldwin et al. | May 1995 | A |
5474095 | Allen et al. | Dec 1995 | A |
5534114 | Cutright et al. | Jul 1996 | A |
5997691 | Gautam et al. | Dec 1999 | A |
Number | Date | Country |
---|---|---|
0486213 | May 1992 | EP |
532193 | Mar 1993 | EP |
559453 | Sep 1993 | EP |
Entry |
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“Pulp Technology and Treatment for Paper”, Second Edition, James D' A. Clark, Miller Freeman Publications, Inc., San Francisco, CA (1985), p. 595. |