Number | Name | Date | Kind |
---|---|---|---|
3193584 | Rylander et al. | Jul 1965 | |
3901664 | Kozlowski et al. | Aug 1975 | |
4077912 | Dolhyj et al. | Mar 1978 | |
4298354 | Hardman et al. | Nov 1981 | |
4377643 | Pesa et al. | Mar 1983 | |
4478955 | Pesa et al. | Oct 1984 |
Number | Date | Country |
---|---|---|
49-3757 | Jul 1970 | JPX |
Entry |
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Calgon Corporation Product Literature Entitled "Type PCB Granular Carbon". |
Calgon Corporation Product Literature Entitled "Type BPL Granular Carbon". |