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| Number | Title | Issue Date |
| 7369945 | Apparatus and method for storing and transporting data related to vapor emissions and measurements thereof The present invention provides apparatus and a methods for collecting, transmitting and storing fugitive gas emission data. An embodiment of the invention collects fugitive gas with a sampling probe and into a emission monitoring device. The device then sends and st... | 05/06/2008 |
| 7183115 | Gas sample analysis system A gas analyzer system for analyzing samples of compressed or ambient gas such as breathing air within a scuba tank, SCBA or ambient air within an industrial plant and informing the user as to the results of the sample's gas purity without the gas sample having to be... | 02/27/2007 |
| 6187596 | Airborne contaminant indicator An indicator system provides a visual indication of the cumulative level of an airborne contaminant. The indicator is a transparent sheath with support medium having an acidic surface and treated with a color pH indicator. As a basic contaminant is adsorb... | 02/13/2001 |
| 5976467 | Airborne contaminant indicator An indicator system provides a visual indication of the cumulative level of an airborne contaminant. An indicator has a transparent sheath with support medium treated with acid and a pH indicator, as the contaminant is adsorbed, the color changes along th... | 11/02/1999 |
| 5869344 | Apparatus and methods for the analysis of trace constituents in gases The invention comprises a novel sample introduction system which incorporates a venturi pump to convey a sample gas to an analytical instrument at atmospheric pressure. An APCI, ICP or MIP mass spectrometer is preferred as the analytical instrument. Using... | 02/09/1999 |
| 5470749 | Method for determining steam quality using a foaming surfactant Steam quality is measured by mixing the steam with a small amount of surfactant to convert the steam to a stable foam, passing the stable foam through a capillary tube to determine foam quality (volume of vapor per volume of vapor and liquid) by measuring... | 11/28/1995 |
| 5282379 | Volatile tracers for diagnostic use in steam generating systems In a diagnostic method wherein steam condensate is evaluated, the proportion of condensate water from one steam source, versus other steam sources, is determined by adding at an addition point a tracer that is selectively carried over into the steam.... | 02/01/1994 |
| 5268300 | Auditing contaminated water effluents for feasible reuse Apparatus and method for practice in an over-the-road vehicle to determine whether effluent water released in an operating water treatment system (plant installation) can be adequately treated to remove contaminants so the effluent may be reused at the pl... | 12/07/1993 |
| 5238846 | Method of detecting the presence of sugar in steam generating systems A method for detecting the presence of sugars in the water of a steam generating system by using an indicator composition comprised of potassium permanganate and an acetate in an aqueous solution. After a period of time, depending upon the temperature of ... | 08/24/1993 |
| 5208165 | Method for testing the soluble contents of nuclear reactor coolant water Water testing means for monitoring circulating water coolant in service within a water cooled nuclear reactor system is disclosed. The invention is an improvement in such water testing means and comprises a preconditioning of selected sample specimens of ... | 05/04/1993 |
| 5041386 | Concentration cycles, percent life holding time and continuous treatment concentration monitoring in boiler systems by inert tracers Concentration cycles, percent life holding time for a component in the boiler and continuous treatment concentrations are monitored or determined in a boiler system by adding to the feedwater an inert tracer in a predetermined concentration CI,... | 08/20/1991 |
| 4978506 | Corrosion product monitoring method and system A corrosion product monitoring system and method are described using a recirculation loop including a sample line, a particulate collection vessel, a recirculating pump, a microporous membrane "cross-flow" filter, and valves to control the flow rate and p... | 12/18/1990 |
| 4977094 | Process for monitoring the quality of water A process is disclosed for monitoring the quality of water, said process comprising a first heated zone, means for introducing at least a portion of said water into said first heated zone, means for gently evaporating at least part of the water in the fir... | 12/11/1990 |
| 4940667 | Apparatus for monitoring the quality of water An apparatus is disclosed for monitoring the quality of water, said apparatus comprising a first heated zone, means for introducing at least a portion of said water into said first heated zone, means for gently evaporating at least part of the water in th... | 07/10/1990 |
| 4822744 | System and method for detecting contaminants in a steam power generating system Method for monitoring changes in contaminant concentration levels between a feedwater inlet and a steam outlet in a steam generating system and system for detecting sources of contaminants in a steam generating system. The method includes a reliable means... | 04/18/1989 |
| 4661459 | Continuous gas/steam monitor A continuous gas/steam ratio monitor is disclosed for use with a geothermal fluid source. A sample of the geothermal well steam flow is mechanically separated to eliminate condensate and treated with sulfuric acid to a pH between 3.0 and 5.0 to prevent H | 04/28/1987 |
| 4622306 | Process for protecting steam generators from material damage Decomposable organic compounds can, at times, be contained in the feedwater for steam generators; these decomposable compounds can stem from the untreated water supply or from the recondensate if the steam is utilized as heating steam for chemical plants ... | 11/11/1986 |
| 4472355 | Concentrator apparatus A liquid sample subject to inclusion of impurities is concentrated by a predetermined concentration factor selected by an operator, with the concentrated sample being thereafter provided to an analyzer so that a meaningful chemical analysis may be perform... | 09/18/1984 |
| 4472354 | System for continuously monitoring the ionic content of steam-producing water An on-line and continuous sampling system for monitoring the ionic content of steam-producing water in a steam-operated electrical power plant. The monitoring system comprises a plurality of sampling lines and associated apparatus for sampling the steam-p... | 09/18/1984 |
| 4402910 | Gas sampling system A gaseous stream of steam is analyzed for hydrogen sulfide by keeping the gas stream above its dew point while withdrawing a representative sample, mixing the sample with a gas having a dew point lower than that of the gaseous stream to form a mixture wit... | 09/06/1983 |
| 4148612 | Method and apparatus for detecting and measuring trace impurities in flowing gases Trace impurities in flowing gases may be detected and measured by a dynamic atomic molecular emission spectrograph utilizing as its energy source the energy transfer reactions of metastable species, atomic or molecular, with the impurities in the flowing ... | 04/10/1979 |
