ZERO-VALENT METALLIC TREATMENT SYSTEM AND ITS APPLICATON FOR REMOVAL AND REMEDIATION OF POLYCHLORINATED BIPHENYLS
摘要
PCBs are removed from contaminated media using a treatment system including zero-valent metal particles and an organic hydrogen donating solvent. The treatment system may include a weak acid in order to eliminate the need for a coating of catalytic noble metal on the zero-valent metal particles. If catalyzed zero-valent metal particles are used, the treatment system may include an organic hydrogen donating solvent that is a non- water solvent. The treatment system may be provided as a "paste-like" system that is preferably applied to natural media and ex-situ structures to eliminate PCBs.
申请公布号
WO2009140323(A3)
申请公布日期
2010.01.07
申请号
WO2009US43694
申请日期
2009.05.13
申请人
U.S.A. AS REPRESENTED BY THE ADMINISTRATOR OF THENATIONAL AERONAUTICS AND SPACE ADMINISTRATION;QUINN, JAQUELINE, W.;CLAUSEN, CHRISTIAN, A.;GEIGER, CHERIE, L.
发明人
QUINN, JAQUELINE, W.;CLAUSEN, CHRISTIAN, A.;GEIGER, CHERIE, L.