CA2859895C - Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium - Google Patents

Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium Download PDF

Info

Publication number
CA2859895C
CA2859895C CA2859895A CA2859895A CA2859895C CA 2859895 C CA2859895 C CA 2859895C CA 2859895 A CA2859895 A CA 2859895A CA 2859895 A CA2859895 A CA 2859895A CA 2859895 C CA2859895 C CA 2859895C
Authority
CA
Canada
Prior art keywords
metal
metal salt
carbon
sulfur
substrate
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.)
Expired - Fee Related
Application number
CA2859895A
Other languages
English (en)
French (fr)
Other versions
CA2859895A1 (en
Inventor
Meredith M. Doyle
Allen R. Siedle
Mark R. Stouffer
Thomas E. Wood
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of CA2859895A1 publication Critical patent/CA2859895A1/en
Application granted granted Critical
Publication of CA2859895C publication Critical patent/CA2859895C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0262—Compounds of O, S, Se, Te
    • 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
    • C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
    • 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
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
    • B01J20/0281—Sulfates of compounds other than those provided for in B01J20/045
    • 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
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
    • B01J20/0285—Sulfides of compounds other than those provided for in B01J20/045
    • 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
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
    • B01J20/0288—Halides of compounds other than those provided for in B01J20/046
    • 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
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
    • B01J20/0292—Phosphates of compounds other than those provided for in B01J20/048
    • 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
    • B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
    • B01J20/0274—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04 characterised by the type of anion
    • B01J20/0296—Nitrates of compounds other than those provided for in B01J20/04
    • 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
    • B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
    • 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
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204—Inorganic carriers, supports or substrates
    • 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
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3234—Inorganic material layers
    • B01J20/3236—Inorganic material layers containing metal, other than zeolites, e.g. oxides, hydroxides, sulphides or salts
    • 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
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3244—Non-macromolecular compounds
    • 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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/12—Halogens or halogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Water Treatment By Sorption (AREA)
  • Filtering Materials (AREA)
CA2859895A 2011-12-22 2012-12-18 Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium Expired - Fee Related CA2859895C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161578971P 2011-12-22 2011-12-22
US61/578,971 2011-12-22
PCT/US2012/070297 WO2013096281A1 (en) 2011-12-22 2012-12-18 Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium

Publications (2)

Publication Number Publication Date
CA2859895A1 CA2859895A1 (en) 2013-06-27
CA2859895C true CA2859895C (en) 2021-02-09

Family

ID=47470242

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2859895A Expired - Fee Related CA2859895C (en) 2011-12-22 2012-12-18 Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium

Country Status (8)

Country Link
US (1) US9878925B2 (enExample)
EP (1) EP2794494B1 (enExample)
JP (1) JP6162718B2 (enExample)
KR (1) KR102079994B1 (enExample)
CN (1) CN104169225B (enExample)
BR (1) BR112014015370A8 (enExample)
CA (1) CA2859895C (enExample)
WO (1) WO2013096281A1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2920831T3 (es) * 2010-08-06 2022-08-10 Univ Brown Materiales cromatográficos funcionalizados
BR112014015381A2 (pt) 2011-12-22 2017-06-13 3M Innovative Properties Co meio de filtração compreendendo um sulfeto metálico
JP6416185B2 (ja) 2013-03-12 2018-10-31 スリーエム イノベイティブ プロパティズ カンパニー 水溶液からのクロラミン及び水銀の除去
EP2969963A1 (en) * 2013-03-12 2016-01-20 3M Innovative Properties Company Removal of chlorine and/or chloramine from aqueous solutions
JP6407952B2 (ja) * 2013-03-12 2018-10-17 スリーエム イノベイティブ プロパティズ カンパニー 水溶液からの有機化合物及びクロラミンの除去
CA3051593A1 (en) 2017-02-13 2018-08-16 Calgon Carbon Corporation Chloramine and chlorine removal material and methods for making the same
KR102958547B1 (ko) * 2018-02-13 2026-05-04 칼곤 카본 코포레이션 화학적 수착제 산화 방법 및 이로부터 제조된 수착제
US20210148022A1 (en) 2018-04-19 2021-05-20 3M Innovative Properties Company Biodegradable layered composite
KR20210149108A (ko) 2019-04-03 2021-12-08 칼곤 카본 코포레이션 퍼플루오로알킬 및 폴리플루오로알킬 수착 물질 및 사용 방법
WO2022015832A1 (en) 2020-07-14 2022-01-20 Calgon Carbon Corporation Sorbents having high volumetric iodine and molasses values for removal of pfas from fluids and methods of making and using the same
MX2023002245A (es) * 2020-08-31 2023-03-17 Calgon Carbon Corp Sorbente tratado con cobre, hierro y nitrogeno y metodo para hacer el mismo.
TWI921375B (zh) 2020-08-31 2026-04-11 美商卡爾岡碳公司 經銅與氮處理之吸附劑及其製法
MX2023002240A (es) 2020-08-31 2023-05-25 Calgon Carbon Corp Sorbente tratado con hierro y nitrogeno y metodo para hacer el mismo.

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3950253A (en) * 1972-11-20 1976-04-13 Dynek Corporation Domestic water filtration apparatus
JPS5631284B2 (enExample) 1973-10-04 1981-07-20
US4666610A (en) 1985-05-28 1987-05-19 Aquascience Research Group, Inc. Method and product for removal of chloramines, chlorine and ammonia from aquaculture water
JPS63496A (ja) 1986-06-20 1988-01-05 Mitsubishi Metal Corp ガリウム電解液の浄液方法
US5338458A (en) 1993-01-21 1994-08-16 Calgon Carbon Corporation Method for removing chloramine with catalytic carbon
US5444031A (en) 1993-01-21 1995-08-22 Calgon Carbon Corporation Process for making catalytic carbon
US5356849A (en) 1993-01-21 1994-10-18 Calgon Carbon Corporation Catalytic carbon
US5338456A (en) * 1993-02-19 1994-08-16 Stivers Lewis E Water purification system and method
BR9709786A (pt) 1996-06-12 1999-08-10 Project Earth Ind Inc Partícula acentuadamente adsorvente em contato com ácido adsorvente óxido e aglutinante e/ou sistema catalítico óxido e/ou sistema catalítico óxido e sistema catalítico fixado e método de produç o para esse fim
US6270822B1 (en) * 1997-10-27 2001-08-07 Tekquest Industries Methods for removal of chlorine from water
EP1042237B1 (en) 1997-12-29 2001-11-28 KAAS, Povl A method and a system for purifying water
US6120698A (en) 1998-05-15 2000-09-19 Advanced Water Technology, Inc. Balanced water purification composition
US6419837B1 (en) 1998-08-06 2002-07-16 Umpqua Research Company Process for destroying contaminants in contaminant-containing aqueous streams and catalysts used therefor
US6550622B2 (en) 1998-08-27 2003-04-22 Koslow Technologies Corporation Composite filter medium and fluid filters containing same
US7033498B2 (en) 2000-11-28 2006-04-25 Renal Solutions, Inc. Cartridges useful in cleaning dialysis solutions
US20040124152A1 (en) 2002-05-08 2004-07-01 Meadwestvaco Corporation Catalytic activated carbon for removal of chloramines from water
US6699393B2 (en) * 2002-05-08 2004-03-02 Meadwestvaco Corporation Method for removal of chloramines from drinking water
US6706194B2 (en) * 2002-05-08 2004-03-16 Meadwestvaco Corporation Method for removal of chloramines from drinking water
KR101120789B1 (ko) 2003-09-26 2012-04-20 쓰리엠 이노베이티브 프로퍼티즈 컴파니 촉매, 활성화제, 지지 매체, 및 특히 물리증착을 이용하여지지 매체 상에 촉매 증착시 촉매 시스템 제조에 유용한관련 방법
US6989109B2 (en) 2003-12-11 2006-01-24 The Hartz Mountain Corporation Composition for conditioning water used in aquariums
US7097773B1 (en) 2004-05-26 2006-08-29 Fritz Industries, Inc. Process for treating water
US7842181B2 (en) * 2006-12-06 2010-11-30 Saudi Arabian Oil Company Composition and process for the removal of sulfur from middle distillate fuels
KR100840721B1 (ko) * 2007-04-02 2008-06-23 아주대학교산학협력단 산화질소 제거용 촉매의 제조방법 및 이로부터 제조된산화질소 제거용 촉매
US7828969B2 (en) 2007-08-07 2010-11-09 3M Innovative Properties Company Liquid filtration systems
JP2011521775A (ja) * 2008-05-14 2011-07-28 スリーエム イノベイティブ プロパティズ カンパニー ろ過材、及びそれを含む水ろ過システム
WO2011125504A1 (ja) * 2010-03-31 2011-10-13 クラレケミカル株式会社 活性炭及びその用途
AU2011264921B2 (en) 2010-06-08 2014-04-03 Phillips 66 Company Heavy metal removal methods and systems using porous supports impregnated with selenium
CN103826740B (zh) * 2011-09-12 2017-01-18 3M创新有限公司 包含碳氧硫族元素化物的过滤介质
CN104105534B (zh) 2011-12-22 2016-10-26 3M创新有限公司 包含含金属颗粒的过滤介质
WO2013096079A1 (en) 2011-12-22 2013-06-27 3M Innovative Properties Company Filtration medium comprising a metal-containing particulate

Also Published As

Publication number Publication date
US20140319061A1 (en) 2014-10-30
EP2794494B1 (en) 2017-11-29
JP6162718B2 (ja) 2017-07-12
KR20140105587A (ko) 2014-09-01
BR112014015370A2 (pt) 2017-06-13
WO2013096281A1 (en) 2013-06-27
JP2015503441A (ja) 2015-02-02
CN104169225B (zh) 2016-12-14
KR102079994B1 (ko) 2020-04-14
EP2794494A1 (en) 2014-10-29
CN104169225A (zh) 2014-11-26
BR112014015370A8 (pt) 2017-06-13
US9878925B2 (en) 2018-01-30
CA2859895A1 (en) 2013-06-27
AU2012355405A1 (en) 2014-07-17

Similar Documents

Publication Publication Date Title
US9878925B2 (en) Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium
CA2861859C (en) Filtration medium comprising a carbon oxychalcogenide
JP6407721B2 (ja) 金属硫化物を含む濾過媒体
US10155673B2 (en) Removal of chloramine and mercury from aqueous solutions
AU2014249524B2 (en) Removal of organic compounds and chloramine from aqueous solutions
JP6099671B2 (ja) 金属含有粒子を含むろ過材
AU2012355405B2 (en) Filtration medium comprising a thermolysis product of a carbon oxychalcogenide and a metal salt, method of removing chloramine with this filtration medium and method of making this filtration medium
AU2015252062A1 (en) Filtration medium comprising a carbon oxychalcogenide

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20171208

MKLA Lapsed

Effective date: 20211220