Patent assignee · US · COMPANY

ADA-ES, INC.

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55Patents
55Active
55Granted
58Portfolio score

Filing activity: Jul 18, 2003 → Oct 12, 2020 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8124036B1 Additives for mercury oxidation in coal-fired power plants Emerging Cross-Sectional Technologies 48 Active
US8372362B2 Method and system for controlling mercury emissions from coal-fired thermal processes Performing Operations; Transporting 43 Active
US8293196B1 Additives for mercury oxidation in coal-fired power plants Emerging Cross-Sectional Technologies 31 Active
US8524179B2 Hot-side method and system Performing Operations; Transporting 28 Active
US8496894B2 Method and system for controlling mercury emissions from coal-fired thermal processes Mechanical Engineering; Lighting; Heating 28 Active
US8883099B2 Control of wet scrubber oxidation inhibitor and byproduct recovery Emerging Cross-Sectional Technologies 23 Active
US8951487B2 Hot-side method and system Performing Operations; Transporting 18 Active
US8439989B2 Additives for mercury oxidation in coal-fired power plants Mechanical Engineering; Lighting; Heating 17 Active
US9352275B2 Method and system for controlling mercury emissions from coal-fired thermal processes Mechanical Engineering; Lighting; Heating 17 Active
US9221013B2 Method and system for controlling mercury emissions from coal-fired thermal processes Mechanical Engineering; Lighting; Heating 17 Active
US8845986B2 Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers Emerging Cross-Sectional Technologies 16 Active
US9657942B2 Hot-side method and system Performing Operations; Transporting 15 Active
US9884286B2 Method and system for controlling mercury emissions from coal-fired thermal processes Mechanical Engineering; Lighting; Heating 15 Active
US9238782B2 Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers Emerging Cross-Sectional Technologies 14 Active
US9850442B2 Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers Emerging Cross-Sectional Technologies 13 Active
US9308493B2 Method to reduce mercury, acid gas, and particulate emissions Performing Operations; Transporting 13 Active
US9957454B2 Method and additive for controlling nitrogen oxide emissions Mechanical Engineering; Lighting; Heating 13 Active
US9889451B2 Method to reduce mercury, acid gas, and particulate emissions Performing Operations; Transporting 12 Active
US9889405B2 Control of wet scrubber oxidation inhibitor and byproduct recovery Emerging Cross-Sectional Technologies 11 Active
US8919266B2 Low sulfur coal additive for improved furnace operation Emerging Cross-Sectional Technologies 10 Active
US10124293B2 Hot-side method and system Performing Operations; Transporting 6 Active
US10159931B2 Control of wet scrubber oxidation inhibitor and byproduct recovery Emerging Cross-Sectional Technologies 6 Active
US10427096B2 Method and system for controlling mercury emissions from coal-fired thermal processes Mechanical Engineering; Lighting; Heating 5 Active
US9352270B2 Fluidized bed and method and system for gas component capture Emerging Cross-Sectional Technologies 5 Active
US8974756B2 Process to enhance mixing of dry sorbents and flue gas for air pollution control Emerging Cross-Sectional Technologies 5 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.