Number | Name | Date | Kind |
---|---|---|---|
3632254 | Woodham et al. | Jan 1972 | |
3712776 | Woodham et al. | Jan 1973 | |
3852387 | Bortnick et al. | Dec 1974 | |
3954713 | Schnoring et al. | May 1976 | |
4013745 | Brinkmann et al. | Mar 1977 | |
4357291 | Miller et al. | Nov 1982 | |
4367190 | Beach | Jan 1983 | |
4461734 | Jones et al. | Jul 1984 | |
4501498 | McKelvey | Feb 1985 | |
4616989 | Mewes et al. | Oct 1986 | |
4729666 | Takubo | Mar 1988 | |
4867927 | Funaki et al. | Sep 1989 | |
4944906 | Colby et al. | Jul 1990 | |
5597525 | Koda et al. | Jan 1997 |
Number | Date | Country |
---|---|---|
01 144 932 B1 | Jun 1985 | EP |
873844 | Oct 1998 | EP |
2 076 728 | Dec 1981 | GB |
Entry |
---|
Plastics Engineering handbook (PEH) (1976) pp. 159-174.* |
“Polymer Extrusion”, C. Rauwendaal, 1990, pp. 168-170. |