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Patent applications and USPTO patent grants for Zacarias; Philip Souza.The latest application filed is for "carbon removal through partial carbon burn-out from coal ash used in concrete".
Patent | Date |
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Use of organic carbon-containing minerals Grant 6,835,244 - Oates , et al. December 28, 2 | 2004-12-28 |
Carbon removal through partial carbon burn-out from coal ash used in concrete Grant 6,783,585 - Zacarias , et al. August 31, 2 | 2004-08-31 |
Use of high carbon coal ash Grant 6,755,905 - Oates , et al. June 29, 2 | 2004-06-29 |
Carbon removal through partial carbon burn-out from coal ash used in concrete App 20040069186 - Zacarias, Philip Souza ;   et al. | 2004-04-15 |
Use of organic carbon-containing minerals App 20040035330 - Oates, David Bridson ;   et al. | 2004-02-26 |
Use of high carbon coal ash App 20030154887 - Oates, David Bridson ;   et al. | 2003-08-21 |
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