Chemistry: molecular biology and microbiology – Process of utilizing an enzyme or micro-organism to destroy... – Destruction of hazardous or toxic waste
Patent
1996-03-15
1997-05-13
Gitomer, Ralph
Chemistry: molecular biology and microbiology
Process of utilizing an enzyme or micro-organism to destroy...
Destruction of hazardous or toxic waste
588207, B09B 300
Patent
active
056291990
ABSTRACT:
A method for removing chemical preservatives from wood treated with chemical preservatives is provided. Wood treated with chemical preservatives is chipped to produce wood chips. These wood chips are contacted with an organic solvent and sonicated to extract the chemical preservatives. A system for the removal of chemical preservatives from wood treated with these preservatives which contains an extraction system for contacting wood chips from wood treated with a chemical preservative with an organic solvent and a sonicator for sonicating these wood chips in the organic solvent are also provided.
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Portier, R., Recovery of Wood Fiber From Treated . . . Microterra Inc. Field Pilot Studies, Boca Raton FL 1-15 (1993).
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Kelso W., Use of Ultrasonic Energy for Extraction . . . American Wood Preservers Assoc. vol. 70 1994 pp. 317-325.
Portier et al., "Recovery of Wood fiber from Treated Wood Products by Combined Physical, Chemical and Biological Approaches: Field Pilot Studies", Microterra, Inc., Boca Raton, FL. (1993) pp. 1-15.
Korfiatis George
Pal Nirupam
Gitomer Ralph
Trustees of Stevens Institute of Technology
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