Number | Date | Country | Kind |
---|---|---|---|
43 43 270.0 | Dec 1993 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2437685 | Dreyfus | Mar 1948 | |
3074104 | Stanley | Jan 1963 | |
3570059 | Mott | Mar 1971 | |
3728061 | Mott | Apr 1973 | |
3750889 | Acosta | Aug 1973 | |
3802821 | Mott | Apr 1974 | |
3841489 | Combest et al. | Oct 1974 | |
3985654 | Pall | Oct 1976 | |
4283289 | Meyst et al. | Aug 1981 | |
4704077 | Lenk | Nov 1987 | |
5304052 | Schroeder et al. | Apr 1994 |
Number | Date | Country |
---|---|---|
841485 | Jun 1952 | DEX |
145547 | Dec 1980 | DEX |
4225341 | Feb 1993 | DEX |
52-24059 | Jun 1977 | JPX |
60-96429 | May 1985 | JPX |
Entry |
---|
Nicos H. Andreas "Filtration of High Polymer:Filter Media and Filter Geometry Selection Criteria" International Fiber Journal, Jun. 1991, pp. 25,26,28,30-32, 50-56. |