Patents Assigned to Calgon Carbon Corporation
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Patent number: 11958803Abstract: Various embodiments of the present invention are directed to methods of preparing a biogas purification system. Embodiments include flushing an adsorber with a gas stream that is separable by the downstream biogas purification process. Other embodiments include using the separable gas stream to flush a saturated adsorber. Additional embodiments include using a gas stream comprised of CO2.Type: GrantFiled: March 20, 2020Date of Patent: April 16, 2024Assignee: CALGON CARBON CORPORATIONInventors: Franck Michel Honore, Thomas Anthony Ryan
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Publication number: 20240075458Abstract: Carbonaceous material that is activated to form precursor activated carbon is further enhanced by doping with copper and nitrogen and calcining. The resultant sorbent material has excellent catalytic properties which are useful in the field of fluid purification.Type: ApplicationFiled: November 6, 2023Publication date: March 7, 2024Applicant: CALGON CARBON CORPORATIONInventors: Jason P. MAZZOCCOLI, Ryan W. WALKER, Walter G. TRAMPOSCH
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Patent number: 11911743Abstract: Sorbent materials that are treated with ions, salts, oxides, hydroxides, or carbonates of calcium, magnesium, strontium, or barium are useful in removing perfluoroalkyl and polyfluoroalkyl substances (PFAS), perfluorooctanoic acid (PFOA), perfluorooctanesulfonic acid (PFOS), 2,3,3,3,-tetrafluoro-2-(heptafluoropropoxy)propanoate and heptafluoropropyl 1,2,2,2-tetrafluoroethyl ether, and similar compounds from liquids and gases are disclosed. The sorbent materials with the disclosed treatments offer improved performance as measured against untreated sorbent materials.Type: GrantFiled: April 3, 2020Date of Patent: February 27, 2024Assignee: CALGON CARBON CORPORATIONInventors: Rebecca L. Distefano, Richard A. Mimna
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Publication number: 20240024846Abstract: There is provided herein a method of reducing the backwash frequency required in water treatment facilities which includes utilizing a surface-modified activated carbon. A method of preparing said surface-modified activated carbon is also provided. The method of preparing may include oxidizing an activated carbon with a chemical oxidant, which may result in surface functionalization of the activated carbon.Type: ApplicationFiled: July 25, 2023Publication date: January 25, 2024Applicant: CALGON CARBON CORPORATIONInventors: Adam M. REDDING, Rebecca L. DISTEFANO
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Patent number: 11872539Abstract: Carbonaceous material that is activated to form precursor activated carbon is further enhanced by doping with copper and nitrogen and calcining. The resultant sorbent material has excellent catalytic properties which are useful in the field of fluid purification.Type: GrantFiled: August 31, 2021Date of Patent: January 16, 2024Assignee: CALGON CARBON CORPORATIONInventors: Jason P. Mazzoccoli, Ryan W. Walker, Walter G. Tramposch
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Patent number: 11857942Abstract: Methods and systems for reducing mercury emissions from fluid streams are provided herein, as are adsorbent materials having high volumetric iodine numbers.Type: GrantFiled: October 21, 2019Date of Patent: January 2, 2024Assignee: CALGON CARBON CORPORATIONInventors: Walter G. Tramposch, Richard A. Mimna
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Publication number: 20230417653Abstract: A device may include a roller, a half pipe which is separated from the roller by a gap, a motor, a speed controller configured to control operation of the motor, and a drive which is operably connected to the motor and configured to rotate the roller. The device may be used in a testing method for testing an adsorbent material.Type: ApplicationFiled: June 27, 2023Publication date: December 28, 2023Applicant: CALGON CARBON CORPORATIONInventors: Matthew Piper SMALES, Scott Joseph MUTSCHLER, Philippe WESTREICH, Brandon Lee BENTLEY, Anthony Michael RODLAND, Joseph E. COLE
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Publication number: 20230249154Abstract: The present application relates to activated carbon compositions for removing viral, bacterial, or other infectious particles from air. The activated carbon was found to be effective at filtering aerosolized bacteriophage particulates and could be applied to barrier materials which prevents viral particulates from passing through, for example in home filters or masks or other coverings to prevent the spread of infectious diseases.Type: ApplicationFiled: February 7, 2023Publication date: August 10, 2023Applicant: CALGON CARBON CORPORATIONInventors: Jason P. MAZZOCCOLI, John MATTHIS, Richard A. MIMNA
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Patent number: 11703016Abstract: Sorbent material sheets provide for enhanced performance in vapor adsorbing applications over conventional canisters and other emissions control equipment. The sorbent material sheets can be formed as part of a small, lightweight canister, or can be integrated into a fuel tank. The sorbent material sheets can also be used as part of an onboard refueling vapor recovery system to control volatile organic compound emissions from fuel tanks of gasoline vehicles, such as automobiles.Type: GrantFiled: August 2, 2019Date of Patent: July 18, 2023Assignee: CALGON CARBON CORPORATIONInventors: Michael Greenbank, Michael E. Lutz, Walter G. Tramposch, Jenalle Brewer
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Patent number: 11697580Abstract: A Vapor Recovery Unit (VRU) includes a VRU heat exchanger and a sorbent material for the recovery of hydrocarbon vapors from the ullage of tanks. The VRU heat exchanger and sorbent material are useful in conjunction with a thermal transfer fluid to control the temperatures of the sorbent material during endothermic and exothermic reactions that occur when hydrocarbon vapors are adsorbed and desorbed, which increases performance and reduces the amount of sorbent material required to recover hydrocarbon vapors.Type: GrantFiled: August 1, 2019Date of Patent: July 11, 2023Assignee: CALGON CARBON CORPORATIONInventors: Michael Greenbank, Michael E. Lutz
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Patent number: 11697090Abstract: Sorbent material sheets are wound around a center core of material that includes additional sorbent. This configuration further increases the packaging efficiency and performance of the sorbent material sheets as part of an overall housing or apparatus. In some embodiments, the sorbent material sheets are arranged in a stacked configuration. Configurations of the sorbent material sheets as part of a canister are also described.Type: GrantFiled: August 2, 2019Date of Patent: July 11, 2023Assignee: CALGON CARBON CORPORATIONInventors: Michael Greenbank, Robert H. Vaughn, Robert Gebhard, Steven Evanovich, Walter G. Tramposch, David T. Doughty, Andrew Herrman, Matthew Adomaitis, Richard A. Mimna
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Patent number: 11697091Abstract: Sorbent material sheets provide for enhanced performance in vapor adsorbing applications over conventional canisters and other emissions control equipment. The sorbent material sheets can be formed as part of a small, lightweight canister, or can be integrated into a fuel tank. The sorbent material sheets can also be used as part of an onboard refueling vapor recovery system to control volatile organic compound emissions from fuel tanks of gasoline vehicles, such as automobiles.Type: GrantFiled: October 19, 2020Date of Patent: July 11, 2023Assignee: CALGON CARBON CORPORATIONInventor: Michael Greenbank
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Publication number: 20230166235Abstract: Sorbent material sheets are attached to an inner surface of an article having an enclosed volume, such as a cadaver pouch, an ammunition storage container, or a film or video tape storage box. The sorbent material sheets adsorb vapors which are released by the contents of the enclosed volumes, while providing flexibility and without releasing particles which could contaminate the contents of the enclosed volume.Type: ApplicationFiled: December 1, 2022Publication date: June 1, 2023Applicant: CALGON CARBON CORPORATIONInventor: Steven L. BUTTERWORTH
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Publication number: 20230149900Abstract: A layered sorbent material sheet includes a substrate sheet and a spacer sheet. The spacer sheet defines a plurality of spaced apart sorbent material strips. The sheets may be layered or rolled together. Multiple layers of alternating sheets are also disclosed. In some embodiments, the sorbent material sheets are arranged in a stacked configuration.Type: ApplicationFiled: November 15, 2022Publication date: May 18, 2023Applicant: CALGON CARBON CORPORATIONInventors: Matthew P. SMALES, Joseph E. COLE
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Patent number: 11648528Abstract: Adsorbents including a sorbent, at least one metal additive and greater than about 5 wt. % triethylenediamine are described herein. Methods for making such adsorbents and filters comprising the adsorbents are also described.Type: GrantFiled: March 18, 2019Date of Patent: May 16, 2023Assignee: CALGON CARBON CORPORATIONInventors: David T. Doughty, Gina L. McNamara
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Publication number: 20220387968Abstract: Sorbent for filtering a coolant in immersion cooling systems, such as those used to cool electronic components. Sorbent may comprise activated carbon sorbent materials that have a bulk oxygen content of about 1 wt. % to about 5 wt. %, a moisture level of at most about 1.5 wt. %, and a molasses number of at least about 150. Sorbents may be contained within an enclosure to convey coolant therethrough to remove conductive contaminants from the coolant.Type: ApplicationFiled: June 6, 2022Publication date: December 8, 2022Applicant: CALGON CARBON CORPORATIONInventors: Jason P. MAZZOCCOLI, Steven L. BUTTERWORTH
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Publication number: 20220062861Abstract: Carbonaceous material that is activated to form precursor activated carbon is further enhanced by doping with copper, iron, and nitrogen and calcining. The carbonaceous material includes those obtained from coal, wood, or coconut shells. Methods of doping the activated carbon are described. The described treatment processes result in a sorbent material that has excellent performance in removing chloramine and similar compounds from fluids such as water that is intended for drinking.Type: ApplicationFiled: August 31, 2021Publication date: March 3, 2022Applicant: CALGON CARBON CORPORATIONInventors: Jason P. MAZZOCCOLI, Ryan W. WALKER, Walter G. TRAMPOSCH
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Publication number: 20220062862Abstract: Carbonaceous material that is activated to form precursor activated carbon is further enhanced by doping with copper and nitrogen and calcining. The resultant sorbent material has excellent catalytic properties which are useful in the field of fluid purification.Type: ApplicationFiled: August 31, 2021Publication date: March 3, 2022Applicant: CALGON CARBON CORPORATIONInventors: Jason P. MAZZOCCOLI, Ryan W. WALKER, Walter G. TRAMPOSCH
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Publication number: 20220062855Abstract: Carbonaceous material that is activated to form precursor activated carbon is further enhanced by doping with iron and nitrogen and calcining. The resultant sorbent material has excellent catalytic properties which are useful in the field of fluid purification. The further enhancement can be performed in a single stage process or a dual stage process. The carbonaceous material includes those obtained from coal, wood, or coconut shells. The described treatment processes result in a sorbent material that has excellent performance in removing chloramine and similar compounds from fluids such as water that is intended for drinking.Type: ApplicationFiled: August 31, 2021Publication date: March 3, 2022Applicants: CALGON CARBON CORPORATION, KURARAY CO., LTD.Inventors: Jason P. MAZZOCCOLI, Ryan W. WALKER, Walter G. TRAMPOSCH, Keita TAKAHASHI, Aya BENZAKI
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Publication number: 20220017386Abstract: The disclosure provides sorbents and sorbents that improve the adsorption of per- and polyfluoroalkyl substances (PFAS). The sorbents and sorbents have microstructures that efficiently adsorb PFAS, as shown by the combination of high volumetric iodine number and high volumetric molasses number. Methods of manufacturing and methods of use are further provided.Type: ApplicationFiled: July 14, 2021Publication date: January 20, 2022Applicant: CALGON CARBON CORPORATIONInventor: Rebecca L. DISTEFANO