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Assignee: The United States of America as represented by the Secretary of the Interior


Location: Washington, DC
No. of patents: 7

NumberTitleIssue Date
8105808Anaerobic microbial composition and methods of using same
A microbial composition for concurrent dechlorination of a mixture of chlorinated ethanes and chlorinated ethenes includes a isolated consortium of bioremediative microorganisms comprising strains of microorganism comprising Clostridium, Acetobacterium, Dehalobac...
01/31/2012
8051727Pore-water profiler
A pore-water profiler and method for sampling pore water. The pore-water profiler includes a sample intake probe that receives the fluid to be sampled. A clog-resistant first filter filters the fluid as it enters the sample intake probe. A second filter, which has a...
11/08/2011
7757757In-well baffle apparatus and method
A baffle apparatus and method for use in a well to mitigate convective in-well flow. The baffle apparatus includes a baffle member attached to a rod. The baffle member prevents vertical flow of water in the well after the baffle apparatus is deployed in the well. At...
07/20/2010
7687028Sequential, time-integrated collector of precipitation, ground water, and surface water for analysis of isotopes
A sequential, time-integrated collector having an electronic controller that actuates either of two electrically-actuated valves, each connected to a water reservoir. At a preset time interval (e.g., every 30 minutes), time-integrated water samples are transferred i...
03/30/2010
7631705Enhanced screen auger sampling system
A removable plug and collar for a hollow stem screened auger and a method of collecting water samples using the plug and collar. The plug has an outer threaded surface that is threaded in a first direction. The top of the plug has an internal threaded cavity that is...
12/15/2009
7530174Wading rod level assembly
A level assembly for a wading rod used to measure current flow velocity of a wadable body of water, such as a stream or a river. The level assembly includes a level body that is attached to the hexagonal or depth rod of the wading rod at a desired position using a f...
05/12/2009
7491322Apparatus for removing phosphorus from wastewater
A method of and system for removing phosphorus from wastewater using a waste sludge that has a high affinity for phosphorus. In order for the waste sludge to be used in a flow-through contact reactor to remove the phosphorus from a wastewater stream, the waste sludg...
02/17/2009
 
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