U.S. patents available from 1976 to present.
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Soil and/or groundwater remediation process

Patent 6319328 Issued on November 20, 2001. Estimated Expiration Date: Icon_subject July 1, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Soil and/or groundwater remediation process
Patent #: 5741427
Issued on: 04/21/1998
Inventor: Watts, et al.

Continuous catalytic oxidation process
Patent #: 5755977
Issued on: 05/26/1998
Inventor: Gurol, et al.

Method for Remediating contaminated soils Patent #: 5789649
Issued on: 08/04/1998
Inventor: Batchelor, et al.

Inventors

Application

No. 345922 filed on 07/01/1999

US Classes:

134/2, For metallic, siliceous, or calcareous basework, including chemical bleaching, oxidation or reduction134/3, Including acidic agent134/10, Including regeneration, purification, recovery or separation of agent used134/25.1, Work handled in bulk or groups134/26Using sequentially applied treating agents

Examiners

Primary: El-Arini, Zeinab

Attorney, Agent or Firm

International Class

B08B 003/00

Abstract

A method of treating contaminants in soil and/or groundwater including adding a source of an oxidizing agent and an aqueous solution of a metal catalyst having a pH of from about 5 to 8 to the in situ environment in amounts capable of producing reactive species sufficient to oxidize at least one of the contaminants.

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