Appeal No. 1997-0659
Application No. 08/318,462
1. A process for in-situ remediation of contaminated
soils comprising:
introducing at least one treating agent into a
contaminated
soil; and
transporting said at least one treating agent to an
underground in-situ treatment zone of said contaminated soil
by means of a foam-based fluid.
The references of record relied upon by the examiner are:
Hoge et al. (Hoge) 4,203,837 May 20, 1980
Kirk et al. (Kirk) 4,435,292 Mar. 6, 1984
Gannon, “Environmental Reclamation Through use of Colloid Foam
Flotation, In-Situ Soil Aeration and In-Situ Surfactant
Flushing,” Dissertation Services, pp. 1-166 (1988).
Gannon Abstract, Dissertation Abstracts International, Vol.
50, No. 3, p. 975-B (1989).
Lindgren et al. (Lindgren), “Electrokinetic Remediation of
Unsaturated Soils,” ACS Symposia Series, Vol. 554, pp. 33-50,
(1994).
Appealed claims 1, 2, 6, 8, 9, and 11 through 14 stand
rejected under 35 U.S.C. § 102(b) as anticipated by the Gannon
Abstract. Claims 3 through 5 stand rejected under 35 U.S.C.
§ 103 as unpatentable over the combined teachings of the
Gannon Abstract and Kirk. Claims 10 and 15 stand rejected
under 35 U.S.C. § 103 over the combination of teachings in the
Gannon Abstract, Kirk, and Hoge. Claim 16 stands rejected
2
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