CN106495309A - A kind of heavy metal-polluted water treatment agent of environmental protection - Google Patents

A kind of heavy metal-polluted water treatment agent of environmental protection Download PDF

Info

Publication number
CN106495309A
CN106495309A CN201611242957.2A CN201611242957A CN106495309A CN 106495309 A CN106495309 A CN 106495309A CN 201611242957 A CN201611242957 A CN 201611242957A CN 106495309 A CN106495309 A CN 106495309A
Authority
CN
China
Prior art keywords
parts
heavy metal
treatment agent
water treatment
gains
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.)
Pending
Application number
CN201611242957.2A
Other languages
Chinese (zh)
Inventor
不公告发明人
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.)
Henan Crystal Head Culture Media Co Ltd
Original Assignee
Henan Crystal Head Culture Media Co Ltd
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 Henan Crystal Head Culture Media Co Ltd filed Critical Henan Crystal Head Culture Media Co Ltd
Priority to CN201611242957.2A priority Critical patent/CN106495309A/en
Publication of CN106495309A publication Critical patent/CN106495309A/en
Pending legal-status Critical Current

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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal 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
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal compounds
    • C02F1/64—Heavy metal compounds of iron or manganese
    • 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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/206—Manganese or manganese 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
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/22—Chromium or chromium compounds, e.g. chromates

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)

Abstract

The invention discloses a kind of heavy metal-polluted water treatment agent of environmental protection, including the raw material of following parts by weight：10 20 parts of green manure, 28 parts of kaolin, 5 10 parts of rectorite powder, 58 parts of natural siliceous sand, 25 parts of sepiolite powder, 4 10 parts of seawood meal, 10 20 parts of glass microballoon, 5 10 parts of gamma-alumina, 5 10 parts of atlapulgite, 5 10 parts of peanut straw, 15 parts of mulberries root, 5 10 parts of shitosan, 5 10 parts of lemon peel, 80 200 parts of ethanol, 69 parts of speedwell.Many kinds of metal ions in the heavy metal-polluted water treatment agent heavy metal sewage is respectively provided with good removal effect, and easy to use, low production cost, product are non-toxic, on operator without impact；The sewage drainage standard of national regulation, remarkable in economical benefits can be reached；And water quality preferably, can preferably meet and use needs after repeatedly processing.

Description

A kind of heavy metal-polluted water treatment agent of environmental protection
Technical field
The present invention relates to a kind of sewage-treating agent, the heavy metal-polluted water treatment agent of specifically a kind of environmental protection.
Background technology
Heavy metal wastewater thereby refer in the industrial processes such as mining and metallurgy, machine-building, chemical industry, electronics, waste water .Heavy metal (such as containing cadmium of instrument discharge containing weight metal, nickel, mercury, zinc etc.) waste water is to environmental pollution most serious and to mankind's harm maximumOne of industrial wastewater, its water quality and quantity is relevant with production technology.Heavy metal in waste water can not typically decompose destruction, Zhi NengzhuanMove its existence position and change its Material Form.Processing method is to reform production technology first, uses no or little the big weight of toxicityMetal, in production site, treatment in situ (if do not discharged workshop) is located frequently with chemical precipitation method, ion-exchange etc.Reason, in the water after process, heavy metal can be discharged or reuse less than discharge standard.Form new heavy metal enriched product to try one's best backReceive and utilize or in addition harmless treatment.At present for the process of heavy metal containing sewage mainly passes through to add sewage disposal in sewageThe method of agent, existing sewage-treating agent usually contain most chemical reagent, although with certain effect, but these are chemicalReagent also can to process after sewage in affect, and it is poor repeatedly to process the water quality of the water that Posterior circle is used, noCan meet and use needs.
Content of the invention
It is an object of the invention to provide a kind of heavy metal-polluted water treatment agent of environmental protection, to solve to propose in above-mentioned background technology Problem.
For achieving the above object, the invention provides following technical scheme:
A kind of heavy metal-polluted water treatment agent of environmental protection, including the raw material of following parts by weight:Green manure 10-20 parts, kaolin 2-8 part, rectorite powder 5-10 part, natural siliceous sand 5-8 part, sepiolite powder 2-5 part, seawood meal 4-10 part, glass microballoon 10-20 part, Gama-alumina 5-10 parts, atlapulgite 5-10 parts, peanut straw 5-10 part, mulberries root 1-5 parts, shitosan 5-10 parts, lemon peel 5-10 parts, ethanol 80-200 parts, speedwell 6-9 parts.
As further scheme of the invention：Raw material including following parts by weight：18 parts of green manure, 4 parts of kaolin, tired support 6 parts of stone flour, 7 parts of natural siliceous sand, 3 parts of sepiolite powder, 6 parts of seawood meal, 15 parts of glass microballoon, 7 parts of gama-alumina, activity are white 9 parts of soil, 8 parts of peanut straw, 3 parts of mulberries root, 7 parts of shitosan, 9 parts of lemon peel, 120 parts of ethanol, 8 parts of speedwell.
A kind of preparation method of the heavy metal-polluted water treatment agent of environmental protection, concretely comprises the following steps：
(1) peanut straw, mulberries root, lemon peel and speedwell are crushed by pulverizer, is then placed in ethanol, stir Ethanol is reclaimed after mixing 1-2h, mixture is obtained；
(2) by green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan Being put in mixer, 20-55min being mixed at a temperature of 85-105 DEG C, mixer rotating speed is that 500-700 turns/min；
(3) step (1) gains are well mixed with step (2) gains；
(4) glass microballoon and gama-alumina are mixed 30-45min at a temperature of 180-200 DEG C；
(5) upper step gains are mixed 1-2h with step (4) gains；
(6) 30-50min is dried in the baking oven that upper step gains are put into 80-90 DEG C, get product.
As further scheme of the invention：Step (2) are by green manure, kaolin, rectorite powder, natural quartz Sand, sepiolite powder, seawood meal, atlapulgite and shitosan are put in mixer, at a temperature of 95 DEG C mix 35min, are mixed Conjunction machine rotating speed is 650 turns/min.
As further scheme of the invention：Step (4) are by glass microballoon and gama-alumina in 190 DEG C of temperature Lower mixing 35min.
As further scheme of the invention：Upper step gains are mixed with step (4) gains and stir by step (5) Mix 1.2h.
As further scheme of the invention：Upper step gains are put in 85 DEG C of baking oven and are dried by step (6) 40min, gets product.
Compared with prior art, the invention has the beneficial effects as follows：
Zn in the heavy metal-polluted water treatment agent heavy metal sewage2+、Cu2+、Pd2+、Cd2+, chromium, manganese there is good going Remove effect；A difficult problem for the not enough and heavy metal-polluted water process of existing product is solved, easy to use, low production cost, after purification Heavy metal-polluted water energy reach the sewage drainage standard of national regulation, remarkable in economical benefits；Water after process can be recycled, and After repeatedly processing, water quality preferably, can preferably meet and use needs；Product is non-toxic, on operator without impact, while will not Secondary pollution is caused to nature, more environmentally-friendly.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1
A kind of heavy metal-polluted water treatment agent of environmental protection, including the raw material of following parts by weight：10 parts of green manure, 2 parts of kaolin, tired 5 parts of stone flour of support, 5 parts of natural siliceous sand, 2 parts of sepiolite powder, 4 parts of seawood meal, 10 parts of glass microballoon, 5 parts of gama-alumina, activity 5 parts of carclazyte, 5 parts of peanut straw, 1 part of mulberries root, 5 parts of shitosan, 5 parts of lemon peel, 80 parts of ethanol, 6 parts of speedwell.
A kind of preparation method of the heavy metal-polluted water treatment agent of environmental protection, concretely comprises the following steps：
(1) peanut straw, mulberries root, lemon peel and speedwell are crushed by pulverizer, is then placed in ethanol, stir Ethanol is reclaimed after mixing 1h, mixture is obtained；
(2) by green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan Being put in mixer, 20min being mixed at a temperature of 85 DEG C, mixer rotating speed is 500 turns/min；
(3) step (1) gains are well mixed with step (2) gains；
(4) glass microballoon and gama-alumina are mixed 30min at a temperature of 180 DEG C；
(5) upper step gains are mixed 1h with step (4) gains；
(6) 30min is dried in the baking oven that upper step gains are put into 80 DEG C, get product.
Embodiment 2
A kind of heavy metal-polluted water treatment agent of environmental protection, including the raw material of following parts by weight：20 parts of green manure, 8 parts of kaolin, tired 10 parts of stone flour of support, 8 parts of natural siliceous sand, 5 parts of sepiolite powder, 10 parts of seawood meal, 20 parts of glass microballoon, 10 parts of gama-alumina, work 10 parts of carclazyte of property, 10 parts of peanut straw, 5 parts of mulberries root, 10 parts of shitosan, 10 parts of lemon peel, 200 parts of ethanol, 9 parts of speedwell.
A kind of preparation method of the heavy metal-polluted water treatment agent of environmental protection, concretely comprises the following steps：
(1) peanut straw, mulberries root, lemon peel and speedwell are crushed by pulverizer, is then placed in ethanol, stir Ethanol is reclaimed after mixing 2h, mixture is obtained；
(2) by green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan Being put in mixer, 55min being mixed at a temperature of 105 DEG C, mixer rotating speed is 700 turns/min；
(3) step (1) gains are well mixed with step (2) gains；
(4) glass microballoon and gama-alumina are mixed 45min at a temperature of 200 DEG C；
(5) upper step gains are mixed 2h with step (4) gains；
(6) 50min is dried in the baking oven that upper step gains are put into 90 DEG C, get product.
Embodiment 3
A kind of heavy metal-polluted water treatment agent of environmental protection, including the raw material of following parts by weight：18 parts of green manure, 4 parts of kaolin, tired 6 parts of stone flour of support, 7 parts of natural siliceous sand, 3 parts of sepiolite powder, 6 parts of seawood meal, 15 parts of glass microballoon, 7 parts of gama-alumina, activity 9 parts of carclazyte, 8 parts of peanut straw, 3 parts of mulberries root, 7 parts of shitosan, 9 parts of lemon peel, 120 parts of ethanol, 8 parts of speedwell.
A kind of preparation method of the heavy metal-polluted water treatment agent of environmental protection, concretely comprises the following steps：
(1) peanut straw, mulberries root, lemon peel and speedwell are crushed by pulverizer, is then placed in ethanol, stir Ethanol is reclaimed after mixing 1.5h, mixture is obtained；
(2) by green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan Being put in mixer, 35min being mixed at a temperature of 95 DEG C, mixer rotating speed is 650 turns/min；
(3) step (1) gains are well mixed with step (2) gains；
(4) glass microballoon and gama-alumina are mixed 35min at a temperature of 190 DEG C；
(5) upper step gains are mixed 1.2h with step (4) gains；
(6) 40min is dried in the baking oven that upper step gains are put into 85 DEG C, get product.
Comparative example 1
A kind of heavy metal-polluted water treatment agent of environmental protection, including the raw material of following parts by weight：18 parts of green manure, 4 parts of kaolin, tired 6 parts of stone flour of support, 7 parts of natural siliceous sand, 3 parts of sepiolite powder, 6 parts of seawood meal, 15 parts of glass microballoon, 7 parts of gama-alumina, activity 9 parts of carclazyte, 8 parts of peanut straw, 7 parts of shitosan, 9 parts of lemon peel, 120 parts of ethanol, 8 parts of speedwell.
A kind of preparation method of the heavy metal-polluted water treatment agent of environmental protection, concretely comprises the following steps：
(1) peanut straw, lemon peel and speedwell are crushed by pulverizer, is then placed in ethanol, stirring mixing Ethanol is reclaimed after 1.5h, mixture is obtained；
(2) by green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan Being put in mixer, 35min being mixed at a temperature of 95 DEG C, mixer rotating speed is 650 turns/min；
(3) step (1) gains are well mixed with step (2) gains；
(4) glass microballoon and gama-alumina are mixed 35min at a temperature of 190 DEG C；
(5) upper step gains are mixed 1.2h with step (4) gains；
(6) 40min is dried in the baking oven that upper step gains are put into 85 DEG C, get product.
Mulberries root is not added with comparative example 1.
Comparative example 2
A kind of heavy metal-polluted water treatment agent of environmental protection, including the raw material of following parts by weight：18 parts of green manure, 4 parts of kaolin, tired 6 parts of stone flour of support, 7 parts of natural siliceous sand, 3 parts of sepiolite powder, 6 parts of seawood meal, 15 parts of glass microballoon, 7 parts of gama-alumina, activity 9 parts of carclazyte, 8 parts of peanut straw, 3 parts of mulberries root, 7 parts of shitosan, 9 parts of lemon peel, 120 parts of ethanol.
A kind of preparation method of the heavy metal-polluted water treatment agent of environmental protection, concretely comprises the following steps：
(1) peanut straw, mulberries root, lemon peel are crushed by pulverizer, is then placed in ethanol, stirring mixing 1.5h Reclaim ethanol afterwards, obtain mixture；
(2) by green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan Being put in mixer, 35min being mixed at a temperature of 95 DEG C, mixer rotating speed is 650 turns/min；
(3) step (1) gains are well mixed with step (2) gains；
(4) glass microballoon and gama-alumina are mixed 35min at a temperature of 190 DEG C；
(5) upper step gains are mixed 1.2h with step (4) gains；
(6) 40min is dried in the baking oven that upper step gains are put into 85 DEG C, get product.
Speedwell is not added with comparative example 2.
Sewage-treating agent finished product 100mg/L prepared by Application Example 3 and comparative example 1-2 carries out heavy metal containing wastewater treatment, Treatment effect such as following table, unit (mg/L)：
The waste water control result of the sewage-treating agent of table embodiment 3 and comparative example 1-2
Project COD SS Zn2+ Cu2+ Pd2+ Cd2+ Chromium Manganese pH
Water sample 268 254 85 110 7.0 54 9.2 6.3 5.6
Embodiment 3 22 6.8 0.55 0.25 0.03 0.04 0.058 0.0009 7.1
Comparative example 1 78 41 1.25 3.58 0.38 0.37 0.29 0.088 6.6
Comparative example 2 69 45 2.01 2.99 0.41 0.98 0.36 0.046 6.9
Can be seen that from upper table, the Zn in the sewage-treating agent heavy metal sewage of the embodiment of the present invention 32+、Cu2+、Pd2+、 Cd2+, chromium, manganese there is good removal effect, and the Zn in the sewage-treating agent heavy metal sewage of comparative example 1-22+、Cu2+、 Pd2+、Cd2+, chromium, manganese removal effect be significantly lower than embodiment 3.Can be seen that by contrast of the embodiment 3 with comparative example 1-2 Add speedwell and mulberries root has played synergy, the treatment effect of the sewage-treating agent can be greatly increased.
Zn in the heavy metal-polluted water treatment agent heavy metal sewage2+、Cu2+、Pd2+、Cd2+, chromium, manganese there is good going Remove effect；A difficult problem for the not enough and heavy metal-polluted water process of existing product is solved, easy to use, low production cost, after purification Heavy metal-polluted water energy reach the sewage drainage standard of national regulation, remarkable in economical benefits；Water after process can be recycled, and After repeatedly processing, water quality preferably, can preferably meet and use needs；Product is non-toxic, on operator without impact, while will not Secondary pollution is caused to nature, more environmentally-friendly.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment party Formula, in the ken that one skilled in the relevant art possesses, can be with the premise of without departing from this patent objective Make a variety of changes.

Claims (7)

1. the heavy metal-polluted water treatment agent of a kind of environmental protection, it is characterised in that including the raw material of following parts by weight：Green manure 10-20 parts, Kaolin 2-8 parts, rectorite powder 5-10 parts, natural siliceous sand 5-8 parts, sepiolite powder 2-5 parts, seawood meal 4-10 parts, glass are micro- Pearl 10-20 parts, gama-alumina 5-10 parts, atlapulgite 5-10 parts, peanut straw 5-10 part, mulberries root 1-5 parts, shitosan 5- 10 parts, lemon peel 5-10 parts, ethanol 80-200 parts, speedwell 6-9 parts.
2. the heavy metal-polluted water treatment agent of environmental protection according to claim 1, it is characterised in that including the original of following parts by weight Material：18 parts of green manure, 4 parts of kaolin, 6 parts of rectorite powder, 7 parts of natural siliceous sand, 3 parts of sepiolite powder, 6 parts of seawood meal, glass are micro- 15 parts of pearl, 7 parts of gama-alumina, 9 parts of atlapulgite, 8 parts of peanut straw, 3 parts of mulberries root, 7 parts of shitosan, 9 parts of lemon peel, second 120 parts of alcohol, 8 parts of speedwell.
3. a kind of preparation method of the heavy metal-polluted water treatment agent of environmental protection as described in claim 1-2 is arbitrary, it is characterised in that tool Body step is：
(1) peanut straw, mulberries root, lemon peel and speedwell are crushed by pulverizer, is then placed in ethanol, stirring mixing Ethanol is reclaimed after 1-2h, mixture is obtained；
(2) green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan are put into In mixer, 20-55min is mixed at a temperature of 85-105 DEG C, mixer rotating speed is that 500-700 turns/min；
(3) step (1) gains are well mixed with step (2) gains；
(4) glass microballoon and gama-alumina are mixed 30-45min at a temperature of 180-200 DEG C；
(5) upper step gains are mixed 1-2h with step (4) gains；
(6) 30-50min is dried in the baking oven that upper step gains are put into 80-90 DEG C, get product.
4. the preparation method of the heavy metal-polluted water treatment agent of environmental protection according to claim 3, it is characterised in that the step (2) green manure, kaolin, rectorite powder, natural siliceous sand, sepiolite powder, seawood meal, atlapulgite and shitosan are put into mixing In machine, 35min is mixed at a temperature of 95 DEG C, mixer rotating speed is 650 turns/min.
5. the preparation method of the heavy metal-polluted water treatment agent of environmental protection according to claim 3, it is characterised in that the step (4) glass microballoon and gama-alumina are mixed 35min at a temperature of 190 DEG C.
6. the preparation method of the heavy metal-polluted water treatment agent of environmental protection according to claim 3, it is characterised in that the step (5) upper step gains are mixed 1.2h with step (4) gains.
7. the preparation method of the heavy metal-polluted water treatment agent of environmental protection according to claim 3, it is characterised in that the step (6) 40min is dried in the baking oven that upper step gains are put into 85 DEG C, get product.
CN201611242957.2A 2016-12-29 2016-12-29 A kind of heavy metal-polluted water treatment agent of environmental protection Pending CN106495309A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611242957.2A CN106495309A (en) 2016-12-29 2016-12-29 A kind of heavy metal-polluted water treatment agent of environmental protection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611242957.2A CN106495309A (en) 2016-12-29 2016-12-29 A kind of heavy metal-polluted water treatment agent of environmental protection

Publications (1)

Publication Number Publication Date
CN106495309A true CN106495309A (en) 2017-03-15

Family

ID=58334479

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611242957.2A Pending CN106495309A (en) 2016-12-29 2016-12-29 A kind of heavy metal-polluted water treatment agent of environmental protection

Country Status (1)

Country Link
CN (1) CN106495309A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107555521A (en) * 2017-10-27 2018-01-09 卢伟 A kind of heavy metal-polluted water process multiporous biological matter microballoon and preparation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107555521A (en) * 2017-10-27 2018-01-09 卢伟 A kind of heavy metal-polluted water process multiporous biological matter microballoon and preparation method thereof
CN107555521B (en) * 2017-10-27 2018-07-03 南京苏环环境互联科技有限公司 A kind of heavy metal-polluted water process multiporous biological matter microballoon and preparation method thereof

Similar Documents

Publication Publication Date Title
CN103406333B (en) A kind of Safe disposal method for high-concentration arsenic residue
CN106630085A (en) Environment-friendly treating agent for heavy metal-containing wastewater
CN101348296B (en) Attapulgite arsenic removing agent
CN108993475B (en) Ternary composite material heterogeneous light Fenton catalyst and preparation and application thereof
WO2017152817A1 (en) Electroplating wastewater treatment process
CN109608021A (en) Deep dehydration method for sludge
CN107445185A (en) A kind of coal ash for manufacturing for aluminium polychloride method
CN106587198A (en) Heavy metal environment-friendly type sewage treating agent and preparing method thereof
CN101665279B (en) Preparation method of flocculating agent for removing phosphor with low concentration in water
CN106396308A (en) Excess activated sludge recycling method
CN106495309A (en) A kind of heavy metal-polluted water treatment agent of environmental protection
CN106007265A (en) Advanced treatment method of chemical industry pharmaceutical wastewater biochemical tail water
CN106495260A (en) A kind of heavy metal-polluted water treatment agent of environmental protection
CN106587302A (en) Environment-friendly heavy metal sewage treating agent and preparing method thereof
CN108394942A (en) A kind of composite drug and preparation method thereof of river lake ecological management
CN106430509A (en) Environment-friendly heavy metal sewage treatment agent and preparation method thereof
CN104174440A (en) Copper-based iron carbon micro-electrolysis catalyst
CN108793964B (en) Ancient building ceramic prepared from municipal sludge and preparation method thereof
CN101665278A (en) Compound phosphorus removal flocculating agent for water treatment
CN106430357A (en) Heavy-metal sewage treatment agent and preparation method thereof
KR100282163B1 (en) Manufacturing Method of Construction materials and Porcelain products using Sludge
CN105344337B (en) A kind of preparation method of heavy metal wastewater thereby adsorbent
CN108083409A (en) A kind of waste water treating agent and preparation method thereof
JP4456461B2 (en) Method for reducing hexavalent chromium concentration
CN109574124A (en) A kind of environment-friendly type clarifying agent and its preparation process

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170315

WD01 Invention patent application deemed withdrawn after publication