CN104474781B - A kind of preparation method of nano combined filtrate - Google Patents

A kind of preparation method of nano combined filtrate Download PDF

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Publication number
CN104474781B
CN104474781B CN201410644645.9A CN201410644645A CN104474781B CN 104474781 B CN104474781 B CN 104474781B CN 201410644645 A CN201410644645 A CN 201410644645A CN 104474781 B CN104474781 B CN 104474781B
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activated carbon
nano
titanium oxide
combined filtrate
zeolite powder
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CN104474781A (en
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陈兴军
徐蕾
王永峰
苏长力
李丙金
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Qingdao Huami Biotechnology Co ltd
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Shandong Xingmei New Material Co Ltd
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Priority to CN201610342627.4A priority Critical patent/CN106390592B/en
Application filed by Shandong Xingmei New Material Co Ltd filed Critical Shandong Xingmei New Material Co Ltd
Priority to CN201610342633.XA priority patent/CN105903267B/en
Priority to CN201410644645.9A priority patent/CN104474781B/en
Priority to CN201610342635.9A priority patent/CN105903269B/en
Priority to CN201610342634.4A priority patent/CN105903268B/en
Priority to CN201610342630.6A priority patent/CN105903266B/en
Priority to CN201610342628.9A priority patent/CN105923687A/en
Priority to CN201610342626.XA priority patent/CN105797482B/en
Publication of CN104474781A publication Critical patent/CN104474781A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16—Heavy metals; Compounds thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N61/00—Biocides, pest repellants or attractants, or plant growth regulators containing substances of unknown or undetermined composition, e.g. substances characterised only by the mode of action
    • 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
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B01J20/165—Natural alumino-silicates, e.g. zeolites
    • 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
    • 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
    • C02F1/28—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
    • 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
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1208—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
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/48—Sorbents characterised by the starting material used for their preparation
    • B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
    • B01J2220/4843—Algae, aquatic plants or sea vegetals, e.g. seeweeds, eelgrass
    • 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
    • B01J2220/48—Sorbents characterised by the starting material used for their preparation
    • B01J2220/4875—Sorbents characterised by the starting material used for their preparation the starting material being a waste, residue or of undefined composition
    • B01J2220/4881—Residues from shells, e.g. eggshells, mollusk shells
    • 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
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Geology (AREA)
  • Water Treatment By Sorption (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The invention discloses the preparation method of a kind of nano combined filtrate, by the following technical solutions: A, by algae clay, E33 and zeolite powder mixing, mill；B, step A gained mixture is stirred and evenly mixed with activated carbon, add water；C, high-temperature firing, D, mix made for step C product with nano titanium oxide, obtains a kind of nano combined filtrate.The nano combined filtrate of the present invention has extremely strong adsorption capacity, can remove the heavy metal in water, and bactericidal property is good；Safety non-toxic, non-secondary pollution, can be used for drinking water or dirty water purification.

Description

A kind of preparation method of nano combined filtrate
Technical field
The present invention relates to a kind of nano combined filtrate preparation method, belong to water treatment agent field.
Background technology
Water purification agent can improve water quality, brings the biggest benefit to the life of people, health, but the water purification filtrate that water purification agent to be also equipped with, the adsorption capacity power of filtrate is directly connected to the effect filtered.
Water purification filtrate, including: fibrous nodules, shell filtrate, selected ANTHRACITE FILTER MEDIA, purity quartzite filtrate, magnetic iron ore filtrate, manganese sand filtering material, lime stone filtrate, ceramic grain filter, cobble, zeolite, garnet, medical stone, diamond dust, rare earth porcelain grit, activated alumina, cocoanut active charcoal, active fruit shell carbon, wood powder shaped activated carbon, ature of coal column-shaped active carbon, ature of coal particle charcoal, KDF, E33 etc..Filtrate the most on the market is mostly activated carbon or KDF or E33 filtrate, and the adsorption capacity of these single filtrates can not be dealt with the most serious water pollution and process.
Chinese patent 201310111109.8 discloses a kind of fibre filtering material, it it is the fibre filtering material made of compound Nano carbon fiber, it is made up of fibre bundle and core, fibre bundle is fixedly arranged at the center of core, core both sides fibre bundle length is equal or different, compound Nano carbon fiber tow be there is the nano level micropowder of honeycomb microporous structure with there is honeycomb microporous structure trend polyester modification section melt spinning and make.Possess outside the feature that filtering accuracy is high, filtering velocity is high, pollutant holding capability is big, be also equipped with oil removing, deodorizing, removing heavy metals ion, decolour, the several functions such as sterilization, backwash effect is more preferable, its life-span is longer, industrial oily waste water, municipal wastewater, food processing wastewater, aquiculture recycled water can be widely used in, dyeing waste water, landscape water etc., various performance indications advantages.
Chinese patent CN201310295572 discloses a kind of Nano-metal compound filter material, wherein contain KDF component, KDF filter material electrochemical reaction causes heavy metal pollution, after i.e. zinc ion exceeds standard and lost efficacy, copper ion etc. exceed standard, there is the potential danger of heavy metal poisoning, a lot of countries forbid KDF use in family water purifier, the most Japanese, European etc., and KDF is currently used primarily in industry water processed.
Summary of the invention
Goal of the invention: the defect existed for prior art, the present invention provides a kind of safety and environmental protection, high adsorption capacity, the preparation method of the nano combined filtrate of good filtration effect.
For achieving the above object, the present invention is by the following technical solutions:
A kind of preparation method of nano combined filtrate, by the following technical solutions: A, by algae clay, oyster shell whiting, E33 and zeolite powder mix, mill；B, step A gained mixture is stirred and evenly mixed with activated carbon, add water；C, high-temperature firing；D, made for step C product is mixed with nano titanium oxide, obtain a kind of nano combined filtrate.
High-temperature firing in described step C is to carry out under 1000-1500 degree Celsius.
The parts by weight of algae clay, E33, zeolite powder, activated carbon and nano titanium oxide are: algae clay 20～60, oyster shell whiting 15-30, E33 are 10～50, zeolite powder 5～20, activated carbon 20～60 and nano titanium oxide 5～20.
The parts by weight of algae clay, E33, zeolite powder, activated carbon and nano titanium oxide are: algae clay 20～40, oyster shell whiting 20-30, E33 are 15-35, zeolite powder 10-15, activated carbon 30-50 and nano titanium oxide 8-16.
The percentage by weight of algae clay, oyster shell whiting, E33, zeolite powder, activated carbon and nano titanium oxide is: algae clay 35%, and E33 is 20%, zeolite powder 10%, activated carbon 30% and nano titanium oxide 5%.
According to above-mentioned technical scheme, it is known that the nano combined filtrate of one that the present invention provides, compared to existing technology, have the advantages that
1, the nano combined filtrate of the present invention has extremely strong adsorption capacity, can remove the heavy metal in water, has the bactericidal property of excellence；Safety non-toxic, non-secondary pollution, can be used for drinking water or dirty water purification.
2, product composite filtering material of the present invention has very abundant pore structure, and during drainage, the contact area with water is big, amasss little drawback with water engaging surface when KDF filtrate can be overcome to be used alone.
Specific embodiment
By the following examples the present invention is further explained:
Embodiment 1
Nano composite material of the present invention includes algae clay, E33, zeolite powder, activated carbon and nano titanium oxide；First, weigh according to formula: algae clay 20 parts, oyster shell whiting 15 parts, E33 are 10 parts, zeolite powder 5 parts, activated carbon 20 parts and nano titanium oxide 5 parts；Then, algae clay, oyster shell whiting, E33 and zeolite powder are mixed, after milling, after gained mixture and activated carbon are stirred and evenly mixed, add water and be modulated；Finally under 1000 degrees Celsius, carry out high-temperature firing, be cooled to after coming out of the stove mix with nano titanium oxide under normal temperature, i.e. can get a kind of nano combined filtrate.
Embodiment 2
Nano composite material of the present invention includes algae clay, E33, zeolite powder, activated carbon and nano titanium oxide；First, weigh according to formula: algae clay 50 parts, oyster shell whiting 30 parts, E33 are 25 parts, zeolite powder 5 parts, activated carbon 35 parts and nano titanium oxide 15 parts；Then, algae clay, oyster shell whiting, E33 and zeolite powder are mixed, after milling, after gained mixture and activated carbon are stirred and evenly mixed, add water and be modulated；Finally carry out high-temperature firing at 1100 degrees celsius, be cooled to after coming out of the stove mix with nano titanium oxide under normal temperature, i.e. can get a kind of nano combined filtrate
Embodiment 3
Nano composite material of the present invention includes algae clay, E33, zeolite powder, activated carbon and nano titanium oxide；First, weigh according to formula: algae clay 60 parts, oyster shell whiting 25 parts, E33 are 50 parts, zeolite powder 15 parts, activated carbon 40 parts and nano titanium oxide 20 parts；Then, algae clay, oyster shell whiting, E33 and zeolite powder are mixed, after milling, after gained mixture and activated carbon are stirred and evenly mixed, add water and be modulated；Finally under 1300 degrees Celsius, carry out high-temperature firing, be cooled to after coming out of the stove mix with nano titanium oxide under normal temperature, i.e. can get a kind of nano combined filtrate.
Embodiment 4
Nano composite material of the present invention includes algae clay, E33, zeolite powder, activated carbon and nano titanium oxide；First, weigh according to formula: algae clay 60 parts, oyster shell whiting 15 parts, E33 are 50 parts, zeolite powder 20 parts, activated carbon 60 parts and nano titanium oxide 20 parts；Then, algae clay, oyster shell whiting, E33 and zeolite powder are mixed, after milling, after gained mixture and activated carbon are stirred and evenly mixed, add water and be modulated；Finally under 1500 degrees Celsius, carry out high-temperature firing, be cooled to after coming out of the stove mix with nano titanium oxide under normal temperature, i.e. can get a kind of nano combined filtrate.
Comparative example 1
This comparative example 1 is the comparative example of embodiment 3, specifically:
Nano composite material of the present invention includes algae clay, E33, zeolite powder, activated carbon and nano titanium oxide；First, weigh according to formula: algae clay 60 parts, E33 are 50 parts, zeolite powder 15 parts, activated carbon 40 parts and nano titanium oxide 20 parts；Then, algae clay, E33 and zeolite powder are mixed, after milling, after gained mixture and activated carbon are stirred and evenly mixed, add water and be modulated；Finally under 1300 degrees Celsius, carry out high-temperature firing, be cooled to after coming out of the stove mix with nano titanium oxide under normal temperature, i.e. can get a kind of nano combined filtrate.
Comparative example 2
This comparative example is the comparative example of embodiment 4, specifically:
Nano composite material of the present invention includes algae clay, E33, zeolite powder, activated carbon and nano titanium oxide；First, weigh according to formula: algae clay 60 parts, E33 are 50 parts, zeolite powder 20 parts, activated carbon 60 parts and nano titanium oxide 20 parts；Then, algae clay, E33 and zeolite powder are mixed, after milling, after gained mixture and activated carbon are stirred and evenly mixed, add water and be modulated；Finally under 1500 degrees Celsius, carry out high-temperature firing, be cooled to after coming out of the stove mix with nano titanium oxide under normal temperature, i.e. can get a kind of nano combined filtrate.
The present invention is as follows with the contrast of the using effect of traditional filter material in terms of tap water purifying:
Filtrate title Process time-consuming Bacterial content Escherichia coli Mineral content Waste water ratio Cost performance
The present invention Short Few, almost in nothing Nothing High Nothing High
Quartz sand Short Have Few Low Nothing Low
RO film Long Nothing Nothing Nothing High High
PP is cotton Long Few Few Low Few High
KDF pltine Short Few Few Low Few High
Activated alumina Short Few Few Low Nothing High
Each embodiment of the present invention is as follows in the effect that running water carries out 15 minutes purified treatment:
Test data Embodiment 1 Embodiment 2 Embodiment 3 Comparative example 1 Embodiment 4 Comparative example 2
Heavy metal removing rate 85% 80% 90% 87% 88% 85%
Degerming rate 90% 85% 85% 65% 92% 60%
The above is only the preferred embodiment of the present invention; it is noted that, for those skilled in the art; under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.

Claims (3)

1.The preparation method of a kind of nano combined filtrate, it is characterised in that by the following technical solutions: A , by algae clay, oyster shell whiting, E33 Mix with zeolite powder , Mill； B , by step A Gained mixture stirs and evenly mixs with activated carbon, adds water； C , high-temperature firing； D , by step C Made product mixes with nano titanium oxide, obtains a kind of nano combined filtrate；Described algae clay, E33 , zeolite powder, the parts by weight of activated carbon and nano titanium oxide be: algae clay 20 ~ 60 , oyster shell whiting 15-30 、 E33 For 10 ~ 50 , zeolite powder 5 ~ 20 , activated carbon 20 ~ 60 And nano titanium oxide 5 ~ 20 。
2.Such as right Requirement 1 The preparation method of described a kind of nano combined filtrate, it is characterised in that described step C In high-temperature firing be 1000-1500 Carry out under degree Celsius.
3.Such as right Requirement 1 The preparation method of described a kind of nano combined filtrate, it is characterised in that algae clay, E33 , zeolite powder, the parts by weight of activated carbon and nano titanium oxide be: algae clay 20 ~ 40 , oyster shell whiting 20-30 、 E33 For 15-35 , zeolite powder 10-15 , activated carbon 30-50 And nano titanium oxide 8-16 。
CN201410644645.9A 2014-11-14 2014-11-14 A kind of preparation method of nano combined filtrate Active CN104474781B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CN201610342633.XA CN105903267B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate for removing heavy metal in water
CN201410644645.9A CN104474781B (en) 2014-11-14 2014-11-14 A kind of preparation method of nano combined filtrate
CN201610342635.9A CN105903269B (en) 2014-11-14 2014-11-14 The preparation method of heavy metal in water and the nano combined filtrate that can be sterilized can be removed
CN201610342634.4A CN105903268B (en) 2014-11-14 2014-11-14 The preparation method of the nano combined filtrate of heavy metal in water can be removed
CN201610342627.4A CN106390592B (en) 2014-11-14 2014-11-14 It can sterilize, remove the nano combined filtrate of heavy metal in water
CN201610342628.9A CN105923687A (en) 2014-11-14 2014-11-14 Nano-composite filter material capable of removing heavy metal out of water
CN201610342630.6A CN105903266B (en) 2014-11-14 2014-11-14 Heavy metal in water and the nano combined filtrate that can be sterilized can be removed
CN201610342626.XA CN105797482B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate sterilized, remove heavy metal in water

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CN201410644645.9A CN104474781B (en) 2014-11-14 2014-11-14 A kind of preparation method of nano combined filtrate

Related Child Applications (8)

Application Number Title Priority Date Filing Date
CN201610342628.9A Division CN105923687A (en) 2014-11-14 2014-11-14 Nano-composite filter material capable of removing heavy metal out of water
CN201610342626.XA Division CN105797482B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate sterilized, remove heavy metal in water
CN201610342630.6A Division CN105903266B (en) 2014-11-14 2014-11-14 Heavy metal in water and the nano combined filtrate that can be sterilized can be removed
CN201610342634.4A Division CN105903268B (en) 2014-11-14 2014-11-14 The preparation method of the nano combined filtrate of heavy metal in water can be removed
CN201610342633.XA Division CN105903267B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate for removing heavy metal in water
CN201610342627.4A Division CN106390592B (en) 2014-11-14 2014-11-14 It can sterilize, remove the nano combined filtrate of heavy metal in water
CN201610342625.5A Division CN105776408A (en) 2014-11-14 2014-11-14 Preparation method of nano composite filter material capable of realizing sterilization and removing heavy metals in water
CN201610342635.9A Division CN105903269B (en) 2014-11-14 2014-11-14 The preparation method of heavy metal in water and the nano combined filtrate that can be sterilized can be removed

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CN104474781B true CN104474781B (en) 2016-08-17

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CN201610342635.9A Active CN105903269B (en) 2014-11-14 2014-11-14 The preparation method of heavy metal in water and the nano combined filtrate that can be sterilized can be removed
CN201610342627.4A Active CN106390592B (en) 2014-11-14 2014-11-14 It can sterilize, remove the nano combined filtrate of heavy metal in water
CN201610342628.9A Pending CN105923687A (en) 2014-11-14 2014-11-14 Nano-composite filter material capable of removing heavy metal out of water
CN201610342633.XA Expired - Fee Related CN105903267B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate for removing heavy metal in water
CN201610342626.XA Expired - Fee Related CN105797482B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate sterilized, remove heavy metal in water
CN201610342634.4A Active CN105903268B (en) 2014-11-14 2014-11-14 The preparation method of the nano combined filtrate of heavy metal in water can be removed
CN201610342630.6A Active CN105903266B (en) 2014-11-14 2014-11-14 Heavy metal in water and the nano combined filtrate that can be sterilized can be removed
CN201410644645.9A Active CN104474781B (en) 2014-11-14 2014-11-14 A kind of preparation method of nano combined filtrate

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CN201610342635.9A Active CN105903269B (en) 2014-11-14 2014-11-14 The preparation method of heavy metal in water and the nano combined filtrate that can be sterilized can be removed
CN201610342627.4A Active CN106390592B (en) 2014-11-14 2014-11-14 It can sterilize, remove the nano combined filtrate of heavy metal in water
CN201610342628.9A Pending CN105923687A (en) 2014-11-14 2014-11-14 Nano-composite filter material capable of removing heavy metal out of water
CN201610342633.XA Expired - Fee Related CN105903267B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate for removing heavy metal in water
CN201610342626.XA Expired - Fee Related CN105797482B (en) 2014-11-14 2014-11-14 A kind of nano combined filtrate sterilized, remove heavy metal in water
CN201610342634.4A Active CN105903268B (en) 2014-11-14 2014-11-14 The preparation method of the nano combined filtrate of heavy metal in water can be removed
CN201610342630.6A Active CN105903266B (en) 2014-11-14 2014-11-14 Heavy metal in water and the nano combined filtrate that can be sterilized can be removed

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CN104826389A (en) * 2015-04-21 2015-08-12 安徽凤凰滤清器股份有限公司 Adsorbing and filtering agent special for high-strength dirt catcher and making method of adsorption filtering agent
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