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BRPI0807998A2 - Processo para a purificação de água, uso de carbonato de cálcio natural reagido na superfície, e, material compósito - Google Patents

Processo para a purificação de água, uso de carbonato de cálcio natural reagido na superfície, e, material compósito

Info

Publication number
BRPI0807998A2
BRPI0807998A2 BRPI0807998-6A2A BRPI0807998A BRPI0807998A2 BR PI0807998 A2 BRPI0807998 A2 BR PI0807998A2 BR PI0807998 A BRPI0807998 A BR PI0807998A BR PI0807998 A2 BRPI0807998 A2 BR PI0807998A2
Authority
BR
Brazil
Prior art keywords
composite material
calcium carbonate
water purification
natural calcium
carbonate reacted
Prior art date
Application number
BRPI0807998-6A2A
Other languages
English (en)
Inventor
Patrick A C Gane
Joachim Schoelkopf
Daniel Gantenbein
Daniel E Gerard
Original Assignee
Omya Development Ag
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 Omya Development Ag filed Critical Omya Development Ag
Publication of BRPI0807998A2 publication Critical patent/BRPI0807998A2/pt
Publication of BRPI0807998B1 publication Critical patent/BRPI0807998B1/pt

Links

Classifications

    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • 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
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • 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
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/043—Carbonates or bicarbonates, e.g. limestone, dolomite, aragonite
    • 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
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
    • B01J20/28004—Sorbent size or size distribution, e.g. particle size
    • 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
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • 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
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • 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
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/42—Materials comprising a mixture of inorganic materials
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • 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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/305—Endocrine disruptive agents
    • 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
    • C02F2101/30—Organic compounds
    • C02F2101/32—Hydrocarbons, e.g. oil
    • C02F2101/327—Polyaromatic Hydrocarbons [PAH's]
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/32—Nature of the water, waste water, sewage or sludge to be treated from the food or foodstuff industry, e.g. brewery waste waters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Geology (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Water Treatment By Sorption (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Removal Of Specific Substances (AREA)
BRPI0807998-6A 2007-03-21 2008-03-19 Processo para a purificação da água e uso de carbonato de cálcio natural reagido na superfície BRPI0807998B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07005856A EP1982759B1 (en) 2007-03-21 2007-03-21 Surface treated calcium carbonate and its use in waste water treatment
EP07005856.5 2007-03-21
PCT/EP2008/053337 WO2008113840A1 (en) 2007-03-21 2008-03-19 Surface treated calcium carbonate and its use in waste water treatment

Publications (2)

Publication Number Publication Date
BRPI0807998A2 true BRPI0807998A2 (pt) 2014-06-24
BRPI0807998B1 BRPI0807998B1 (pt) 2018-07-31

Family

ID=38362798

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0807998-6A BRPI0807998B1 (pt) 2007-03-21 2008-03-19 Processo para a purificação da água e uso de carbonato de cálcio natural reagido na superfície

Country Status (30)

Country Link
US (2) US8728322B2 (pt)
EP (2) EP1982759B1 (pt)
JP (1) JP5351057B2 (pt)
KR (1) KR101338784B1 (pt)
CN (1) CN101626830B (pt)
AR (1) AR065715A1 (pt)
AT (1) ATE523248T1 (pt)
AU (1) AU2008228253B2 (pt)
BR (1) BRPI0807998B1 (pt)
CA (1) CA2679248C (pt)
CL (1) CL2008000779A1 (pt)
CO (1) CO6220844A2 (pt)
DK (1) DK1982759T3 (pt)
EG (1) EG25583A (pt)
ES (1) ES2375849T3 (pt)
HR (1) HRP20140734T1 (pt)
JO (1) JO3015B1 (pt)
MX (1) MX2009009545A (pt)
NZ (1) NZ578932A (pt)
PA (1) PA8772801A1 (pt)
PE (1) PE20081626A1 (pt)
PL (1) PL1982759T3 (pt)
PT (1) PT1982759E (pt)
RU (1) RU2482068C2 (pt)
SI (1) SI1982759T1 (pt)
TW (1) TWI445670B (pt)
UA (1) UA102995C2 (pt)
UY (1) UY30968A1 (pt)
WO (1) WO2008113840A1 (pt)
ZA (1) ZA200905533B (pt)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
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EP2168572A1 (en) 2008-09-30 2010-03-31 Omya Development Ag New controlled release active agent carrier
RS52296B (sr) 2009-06-15 2012-12-31 Omya Development Ag Postupak za dobijanje površinski izreagovanog kalcijum karbonata i njegova upotreba
US20110031186A1 (en) * 2009-08-04 2011-02-10 Alternative Energy and Environmental Solutions, LLC Calcium carbonate and calcium carbonate-containing materials for removing bioagents from water
KR101210357B1 (ko) 2009-10-20 2012-12-10 한국지질자원연구원 Co2 고용화 폐시멘트를 이용한 오염물질 내의 중금속 흡착방법
JP5440095B2 (ja) * 2009-10-22 2014-03-12 栗田工業株式会社 フッ素含有水の処理方法および処理装置
SI2418177T1 (sl) 2010-08-13 2015-03-31 Omya International Ag MIKRONIZIRAN CaCO3 INJEKCIJSKI SISTEM GOŠČE ZA REMINERALIZACIJO RAZSOLJENE IN SVEŽE VODE
SI2548848T1 (sl) 2011-07-22 2015-06-30 Omya International Ag MIKRONIZIRAN CaCO3 INJEKCIJSKI SISTEM GOŠČE ZA PONOVNO MINERALIZACIJO DESALINIZIRANE IN SVEŽE VODE
RS55244B1 (sr) 2011-08-31 2017-02-28 Omya Int Ag Remineralizacija desalinizovane i slatke vode doziranjem rastvora kalcijum karbonata u mekoj vodi
RS54404B1 (sr) * 2011-11-04 2016-04-28 Omya International Ag Proces za prečišćavanje vode i/ili obezvodnjavanje muljeva i/ili sedimenata primenom površinski tretiranog kalcijum karbonata
PL2679638T3 (pl) * 2012-06-28 2016-02-29 Omya Int Ag Wodna zawiesina minerału i/lub wypełniacza i/lub pigmentu o dużej zawartości części stałych w środowisku o kwaśnym pH
KR101295437B1 (ko) 2012-07-20 2013-08-16 군산대학교산학협력단 폐Ａｌｕｍ 슬러지를 이용한 인 제거용 여과재 및 상기 여과재 제조방법
DE102012021103A1 (de) * 2012-10-26 2014-04-30 Clariant International Ltd. Verfahren und Zusammensetzung zur Wasserreinigung und Schlammentwässerung
RU2524953C1 (ru) * 2013-02-13 2014-08-10 Ольга Алексеевна Полозова Способ получения фильтрующей гранулированной загрузки производственно-технологических фильтров для очистки воды открытых источников водоснабжения
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EP2805923B1 (en) 2013-05-24 2018-10-31 Omya International AG Installation for the preparation of a solution of calcium hydrogen carbonate suitable for the remineralization of water
EP2805924B1 (en) 2013-05-24 2018-02-21 Omya International AG Multiple batch system for the preparation of a solution of calcium hydrogen carbonate suitable for the remineralization of desalinated water and of naturally soft water
EP2921173A1 (en) 2014-03-21 2015-09-23 Omya International AG Surface-reacted calcium carbonate for desensitizing teeth
ES2651325T3 (es) 2014-03-31 2018-01-25 Omya International Ag Carbonato de calcio tratado mediante reacción superficial para remineralización y blanqueamiento de dientes
US20150306595A1 (en) * 2014-04-25 2015-10-29 The Trustees Of Princeton University Nanoparticulate Apatite Coated Calcite/Limestone Filter Materials for Removing Contaminants from Contaminated Water
CN103962098B (zh) * 2014-05-09 2016-01-20 苏州洁宝机械有限公司 一种用于污水治理的细沙吸附材料
EP2957603A1 (en) 2014-06-20 2015-12-23 Omya International AG Method for the production of granules comprising surface-reacted calcium carbonate
RU2016149385A (ru) 2014-05-30 2018-07-04 Омиа Интернэшнл Аг Спососб производства гранул из поверхностно-прореагировавшего карбоната кальция
EP2949708B1 (en) 2014-05-30 2018-04-04 Omya International AG Method for the production of granules comprising surface-reacted calcium carbonate
EP3050852B1 (en) 2015-01-29 2020-09-23 Omya International AG Process for manufacturing a solution of an earth alkali hydrogen carbonate
EP3070057A1 (en) 2015-03-16 2016-09-21 Omya International AG Process for the purification of water
RU2599763C1 (ru) * 2015-05-19 2016-10-10 Федор Иванович Лобанов Способ получения флокулянта в виде полимер-коллоидного комплекса с заданным количеством активных групп
EP3106438A1 (en) * 2015-06-19 2016-12-21 Veolia Water Solutions & Technologies Support Water softening treatment using in-situ ballasted flocculation system
EP3176222A1 (en) 2015-12-01 2017-06-07 Omya International AG Method for the production of granules comprising surface-reacted calcium carbonate
EP3175835A1 (en) 2015-12-04 2017-06-07 Omya International AG Oral care composition for remineralisation and whitening of teeth
EP3202720A1 (en) 2016-02-05 2017-08-09 Omya International AG Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate
EP3202719A1 (en) 2016-02-05 2017-08-09 Omya International AG Installation for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate
EP3216510A1 (en) 2016-03-07 2017-09-13 Omya International AG A particulate earth alkali carbonate-comprising material for nox uptake
CN105618004B (zh) * 2016-03-28 2018-07-13 贺州学院 一种碳酸钙基螯合吸附剂的制备方法
CN106219656B (zh) * 2016-07-29 2019-04-05 安徽顺达环保科技股份有限公司 一种用于制革废水的处理剂及制备方法
KR101886211B1 (ko) * 2016-09-21 2018-08-07 재단법인 포항산업과학연구원 슬러지를 이용한 탄산염 제조방법 및 탄산염을 포함한 슬러지
CN109248665A (zh) * 2018-09-17 2019-01-22 桂林桂特板业有限公司 一种利用硅酸钙板边角料制备污水处理剂的方法
CN109235122A (zh) * 2018-09-17 2019-01-18 金东纸业（江苏）股份有限公司 一种造纸用多孔碳酸钙和涂布纸的制备方法
CN109206266B (zh) * 2018-10-09 2021-06-04 中国环境科学研究院 一种土壤污染修复剂
TWI687514B (zh) * 2018-10-29 2020-03-11 台境企業股份有限公司 廢氟素油的處理方法及系統
CN109607978A (zh) * 2019-01-23 2019-04-12 侯萍 一种用于河道水污染的处理方法
DE102019120629A1 (de) * 2019-07-31 2021-02-04 Lhoist Recherche Et Développement S.A. Filtermaterial zur Wasseraufbereitung
CN110698666A (zh) * 2019-09-27 2020-01-17 天津大学 一种复合催化剂及用于含苯酚废水氧化聚合制备聚苯酚的用途
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