Number | Name | Date | Kind |
---|---|---|---|
271242 | Hobbs | Jan 1883 | |
922076 | Beemer | May 1909 | |
2260198 | Smith | Oct 1941 | |
2937857 | Thurman | May 1960 | |
3307919 | McCleary et al. | Mar 1967 | |
3877648 | Vokes | Apr 1975 | |
4339206 | Ahs | Jul 1982 |
Number | Date | Country |
---|---|---|
1102604 | Jun 1981 | CAX |
Entry |
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International Technology Disclosures, vol. 1, No. 9, pp. 3 and 4, "Mixing Steam and/or Chemicals Into a Fiber Suspension", Jul. 25, 1983. |