CA2871513C - Mitigating leaching of arsenic and antimony from activated carbon - Google Patents

Mitigating leaching of arsenic and antimony from activated carbon Download PDF

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Publication number
CA2871513C
CA2871513C CA2871513A CA2871513A CA2871513C CA 2871513 C CA2871513 C CA 2871513C CA 2871513 A CA2871513 A CA 2871513A CA 2871513 A CA2871513 A CA 2871513A CA 2871513 C CA2871513 C CA 2871513C
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CA
Canada
Prior art keywords
activated carbon
water
acid
contact
composition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2871513A
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English (en)
French (fr)
Other versions
CA2871513A1 (en
Inventor
Robert H. Vaughn
Rebecca L. DISTEFANO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Calgon Carbon Corp
Original Assignee
Calgon Carbon Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=49476400&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2871513(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Calgon Carbon Corp filed Critical Calgon Carbon Corp
Publication of CA2871513A1 publication Critical patent/CA2871513A1/en
Application granted granted Critical
Publication of CA2871513C publication Critical patent/CA2871513C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3071—Washing or leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3085—Chemical treatments not covered by groups B01J20/3007 - B01J20/3078
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Water Treatment By Sorption (AREA)
  • Carbon And Carbon Compounds (AREA)
CA2871513A 2012-04-25 2013-04-24 Mitigating leaching of arsenic and antimony from activated carbon Active CA2871513C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261638285P 2012-04-25 2012-04-25
US61/638,285 2012-04-25
US13/842,818 US9302246B2 (en) 2012-04-25 2013-03-15 Mitigating leaching of arsenic and antimony from activated carbon
US13/842,818 2013-03-15
PCT/US2013/037980 WO2013163288A1 (en) 2012-04-25 2013-04-24 Mitigating leaching of arsenic and antimony from activated carbon

Publications (2)

Publication Number Publication Date
CA2871513A1 CA2871513A1 (en) 2013-10-31
CA2871513C true CA2871513C (en) 2021-11-09

Family

ID=49476400

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2871513A Active CA2871513C (en) 2012-04-25 2013-04-24 Mitigating leaching of arsenic and antimony from activated carbon

Country Status (6)

Country Link
US (1) US9302246B2 (cg-RX-API-DMAC10.html)
EP (1) EP2841381A1 (cg-RX-API-DMAC10.html)
JP (1) JP6072898B2 (cg-RX-API-DMAC10.html)
CN (2) CN109081343A (cg-RX-API-DMAC10.html)
CA (1) CA2871513C (cg-RX-API-DMAC10.html)
WO (1) WO2013163288A1 (cg-RX-API-DMAC10.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103752279A (zh) * 2013-11-27 2014-04-30 河海大学 一种含有双偕胺肟基团的改性核桃壳吸附剂及其制备方法
US10307706B2 (en) 2014-04-25 2019-06-04 Ada Carbon Solutions, Llc Sorbent compositions for use in a wet scrubber unit
KR101723594B1 (ko) 2015-03-25 2017-04-06 한국과학기술연구원 폐수내 중금속 제거를 위해 산화철로 표면개질된 탄소재료
WO2018148664A1 (en) * 2017-02-10 2018-08-16 Calgon Carbon Corporation Sorbent and method of making
US20230227331A1 (en) * 2020-06-18 2023-07-20 Ionic Water Technologies, LLC Regeneratable system for contaminant removal
JP7714034B2 (ja) * 2020-11-18 2025-07-28 インテグリス・インコーポレーテッド 改質されたカーボン吸着剤
CN119038547B (zh) * 2024-10-28 2025-01-28 河津市华辉杰能源有限公司 一种活性炭加工装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4267057A (en) * 1980-01-18 1981-05-12 Aluminum Company Of America Water treatment for selective removal of nitrates
US4390698A (en) * 1981-05-21 1983-06-28 Societe D'assistance Technique Pour Produits Nestle S.A. Detheobromination of cocoa
US5770090A (en) * 1989-07-28 1998-06-23 Lewis, Iii; Tom Method for recovery of heavy metal from waste water
US5368738A (en) * 1993-05-11 1994-11-29 Calgon Carbon Corporation Oxidized activated carbon for the control of pH and alkalinity in water treatment applications
JP2669794B2 (ja) 1994-11-25 1997-10-29 カルゴン カーボン コーポレーション 水処理用途におけるｐＨ制御のため常温付近で空気により酸化した活性炭
US5876607A (en) * 1996-02-06 1999-03-02 Calgon Carbon Corporation Activated carbon treated by carbon dioxide for the stabilization of treated water pH and the control of aluminum in the treated water
US6946077B2 (en) * 2000-11-30 2005-09-20 Envirotrol, Inc. pH stable activated carbon
JP4272586B2 (ja) 2004-05-20 2009-06-03 株式会社荏原製作所 水処理用活性炭
US7628923B2 (en) * 2006-09-25 2009-12-08 Calgon Carbon Corporation Carbon pre-treatment for the stabilization of pH in water treatment
US8007659B2 (en) * 2008-06-03 2011-08-30 Graftech International Holdings Inc. Reduced puffing needle coke from coal tar distillate
CN101863470A (zh) * 2010-05-24 2010-10-20 浙江省林业科学研究院 油茶果壳制汽油蒸气回收用颗粒活性炭的方法
CN101962184A (zh) * 2010-11-03 2011-02-02 福建农林大学 一种机械力化学法制备活性炭的方法
CN102161897B (zh) * 2011-03-20 2013-10-30 卞奎友 一种农作物秸秆制取木炭活性炭可燃气生物油的制作方法

Also Published As

Publication number Publication date
CN104411633B (zh) 2018-05-01
US20130284673A1 (en) 2013-10-31
EP2841381A1 (en) 2015-03-04
CA2871513A1 (en) 2013-10-31
CN109081343A (zh) 2018-12-25
WO2013163288A1 (en) 2013-10-31
US9302246B2 (en) 2016-04-05
JP6072898B2 (ja) 2017-02-01
JP2015515443A (ja) 2015-05-28
CN104411633A (zh) 2015-03-11

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