TERENCE REGAN
Water and Wastewater in Plum Island, MA
License number
Massachusetts 25824
Issued Date
Jul 13, 2016
Expiration Date
Dec 31, 2017
Type
Drinking Water Operator
Address
Address
Plum Island, MA 01950
Professional information
Method For Subsurface Vapor Extraction
US Patent:
5439594, Aug 8, 1995
Filed:
Jun 23, 1993
Appl. No.:
8/081427
Inventors:
Terence R. Regan - Newburyport MA
Boris Dynkin - Newton MA
Boris Dynkin - Newton MA
Assignee:
Geraghty & Miller, Inc. - Denver CO
International Classification:
C02F 120, E21B 4300
US Classification:
210747
Abstract:
Methods for vacuum extraction of contaminants from subsurface media which involves vacuum withdrawal through a conduit, of vaporized contaminant, assisted by a tube for allowing air bubbles to flow through the liquid-phase hydrocarbon zone thereby causing enriched hydrocarbon vapors to be extracted through the vacuum applied to the conduit.