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Kenneth E Baldrey, Sharon Sjostrom, Nina Bergan French, Michael D Durham: Additives for mercury oxidation in coal-fired power plants. ADA ES, Sheridan Ross P C, February 28, 2012: US08124036 (25 worldwide citation)

The present invention is directed to an additive, primarily for combustion of low sulfur and high alkali coals, that includes a transition metal to impact positively bottom ash slag and optionally a halogen to effect mercury oxidation and collection in the flue gas.


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Kenneth E Baldrey, Sharon Sjostrom, Nina Bergan French, Michael D Durham: Additives for mercury oxidation in coal-fired power plants. ADA ES, Sheridan Ross P C, October 23, 2012: US08293196 (15 worldwide citation)

The present invention is directed to an additive, primarily for combustion of low sulfur and high alkali coals, that includes a transition metal to impact positively bottom ash slag and optionally a halogen to effect mercury oxidation and collection in the flue gas.


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Michael D Durham, Sharon Sjostrom, Kenneth E Baldrey: Method and system for controlling mercury emissions from coal-fired thermal processes. ADA ES, Sheridan Ross P C, July 30, 2013: US08496894 (12 worldwide citation)

The present disclosure is directed to the use of elemental or speciated iodine and bromine to control total mercury emissions.


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Michael D Durham, Sharon Sjostrom, Kenneth E Baldrey: Hot-side method and system. ADA ES, Sheridan Ross P C, September 3, 2013: US08524179 (11 worldwide citation)

The present disclosure is directed to the use of elemental or speciated iodine and bromine to control total mercury emissions.


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Kenneth E Baldrey, Michael D Durham: Oxidizing additives for control of particulate emissions. ADA Environmental Solutions, Sheridan Ross P C, September 28, 2004: US06797035 (9 worldwide citation)

The present invention discloses a process for removing undesired particles from a gas stream including the steps of contacting an additive containing nitrate and/or nitrite anions with the gas stream; collecting the undesired particles and additive on a collection surface to form an aggregate on the ...


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Kenneth E Baldrey, Sharon Sjostrom, Nina Bergan French, Michael D Durham, Stephen Allen Johnson, John Wurster, John Philip Comer: Additives for mercury oxidation in coal-fired power plants. ADA ES, Sheridan Ross P C, May 14, 2013: US08439989 (6 worldwide citation)

The present invention is directed to an additive, primarily for low sulfur and high alkali coals, that includes a transition metal and optionally a halogen to effect mercury oxidation.


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Sharon Sjostrom, Kenneth E Baldrey, Constance Senior: Control of wet scrubber oxidation inhibitor and byproduct recovery. ASA ES, Sheridan Ross P C, August 9, 2016: US09409123 (5 worldwide citation)

The present disclose is directed to a method for controlling iodine levels in wet scrubbers, and, in particular, recirculating wet scrubbers by removing the iodine from the scrubbing solution, such as by using ion exchange, absorption, adsorption, precipitation, filtration, solvent extraction, ion p ...


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Michael D Durham, Sharon Sjostrom, Kenneth E Baldrey: Hot-side method and system. ADA ES, Sheridan Ross P C, February 10, 2015: US08951487 (5 worldwide citation)

The present disclosure is directed to the use of elemental or speciated iodine and bromine to control total mercury emissions.


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