CN108424045B - Regeneration environment-friendly water purification brick - Google Patents

Regeneration environment-friendly water purification brick Download PDF

Info

Publication number
CN108424045B
CN108424045B CN201810114027.1A CN201810114027A CN108424045B CN 108424045 B CN108424045 B CN 108424045B CN 201810114027 A CN201810114027 A CN 201810114027A CN 108424045 B CN108424045 B CN 108424045B
Authority
CN
China
Prior art keywords
sludge
water purification
friendly water
carbonized
brick
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201810114027.1A
Other languages
Chinese (zh)
Other versions
CN108424045A (en
Inventor
胡德杰
陈吉贤
何中连
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.)
Shanghai Liangyan Environmental Protection Technology Development Co ltd
Original Assignee
Shanghai Liangyan Environmental Protection Technology Development 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 Shanghai Liangyan Environmental Protection Technology Development Co ltd filed Critical Shanghai Liangyan Environmental Protection Technology Development Co ltd
Priority to CN201810114027.1A priority Critical patent/CN108424045B/en
Publication of CN108424045A publication Critical patent/CN108424045A/en
Application granted granted Critical
Publication of CN108424045B publication Critical patent/CN108424045B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • 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
    • 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
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic 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
    • 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
    • B01J20/28014—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 form
    • 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
    • C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00017—Aspects relating to the protection of the environment
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The invention discloses a regenerative environment-friendly water purification brick which comprises the following raw materials in parts by weight: 30-40% of carbonized mud; 30-40% of cement; 3-8% of active coral sand; 3-5% of quartz sand; 3-10% of fiber; 5-10% of active carbon; 3-8% of polybenzene amide; 3 to 5 percent of medical stone; wherein the carbonized sludge is obtained by carbonizing sludge. Through above-mentioned technical scheme, can the high-efficient mud of utilizing after the carbonization, can also high-efficient water purification source, can obviously reduce the turbidity of river, can effectively adsorb still material, can be used to the construction of river levee, pond and clean water reservoir.

Description

Regeneration environment-friendly water purification brick
Technical Field
The invention relates to the field of environmental management, in particular to a regenerated environment-friendly water purifying brick.
Background
The production of sludge is inevitable during human activities. The large amount of sludge produced by sewage treatment is generally randomly piled up and discarded, which causes new pollution to the environment. However, the carbonized sludge can be used for deodorization, soil improvement and the like, but no matched product is developed for the carbonized sludge at present.
Disclosure of Invention
In view of the defects of the carbonized sludge, the invention provides the regenerated environment-friendly water purification brick which can not only efficiently utilize the carbonized sludge, but also efficiently purify a water source, obviously reduce the turbidity of river water, effectively adsorb reducing substances, and can be used for the construction of river banks, fish ponds and water purification ponds.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the regeneration environment-friendly water purification brick is composed of the following raw materials in parts by weight:
30-40% of carbonized mud;
30-40% of cement;
3-8% of active coral sand;
3-5% of quartz sand;
3-10% of fiber;
5-10% of active carbon;
3-8% of polybenzene amide;
3 to 5 percent of medical stone;
wherein the carbonized sludge is obtained by carbonizing sludge.
According to one aspect of the invention, the regenerated environment-friendly water purification brick further comprises a diatomite component with the content of 2-10%.
According to one aspect of the invention, the regenerated environment-friendly water purification brick is prepared from the following raw materials in parts by weight:
40% of carbonized mud;
30% of cement;
5% of active coral sand;
3% of quartz sand;
5% of fiber;
5% of active carbon;
5% of polybenzene amide;
3 percent of medical stone;
4% of diatomite;
wherein the carbonized sludge is obtained by carbonizing sludge.
According to one aspect of the invention, the diatomaceous earth is clean water diatomaceous earth.
According to one aspect of the invention, the temperature of the carbonization process is 660-.
According to one aspect of the invention, the carbonization process comprises the steps of:
drying and crushing light substances with high heat value in decoration garbage, household garbage or/and crop straws into light substance particles;
dehydrating the sludge to obtain dehydrated sludge;
adding the dewatered sludge into a drying device for drying to obtain granular dried sludge, and introducing flue gas into the drying device for waste heat utilization;
uniformly mixing the dried sludge and the light substance particles to obtain a mixed material;
and adding the mixed material into a carbonizing device for carbonization to obtain carbonized mud, and introducing the dry distillation gas generated by carbonization and decomposition into the carbonizing device for secondary combustion.
The implementation of the invention has the advantages that: the invention provides a regenerated environment-friendly water purifying brick, which can efficiently utilize carbonized sludge, efficiently purify water sources, obviously reduce the turbidity of river water, effectively adsorb reducing substances and be used for the construction of river banks, fish ponds and water purifying ponds.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The regeneration environment-friendly water purification brick is composed of the following raw materials in parts by weight:
30% of carbonized mud;
34% of cement;
8% of active coral sand;
5% of quartz sand;
10% of fiber;
5% of active carbon;
3% of polybenzene amide;
5 percent of medical stone;
wherein the carbonized sludge is obtained by carbonizing sludge.
Adding the components into a stirring container, uniformly mixing, adding a proper amount of water, stirring into a blank, adding into a mold, pressing into a brick shape by using a hydraulic press at high pressure, demolding, and naturally drying in the air to obtain the regenerated environment-friendly water purifying brick 1.
Example two
The regeneration environment-friendly water purification brick is composed of the following raw materials in parts by weight:
35% of carbonized mud;
30% of cement;
3% of active coral sand;
3% of quartz sand;
3% of fiber;
10% of active carbon;
8% of polybenzene amide;
3 percent of medical stone;
5% of diatomite;
wherein the carbonized sludge is obtained by carbonizing sludge.
Adding the components into a stirring container, uniformly mixing, adding a proper amount of water, stirring into a blank, adding into a mold, pressing into a brick shape by using a hydraulic press at high pressure, demolding, and naturally drying in the air to obtain the regenerated environment-friendly water purifying brick 2.
EXAMPLE III
The regeneration environment-friendly water purification brick is composed of the following raw materials in parts by weight:
40% of carbonized mud;
30% of cement;
5% of active coral sand;
3% of quartz sand;
5% of fiber;
5% of active carbon;
5% of polybenzene amide;
3 percent of medical stone;
4% of diatomite;
wherein the carbonized sludge is obtained by carbonizing sludge, and the carbonizing process comprises the following steps:
drying and crushing light substances with high heat value in decoration garbage, household garbage or/and crop straws into light substance particles;
dehydrating the sludge to obtain dehydrated sludge;
adding the dewatered sludge into a drying device for drying to obtain granular dried sludge, and introducing flue gas into the drying device for waste heat utilization;
uniformly mixing the dried sludge and the light substance particles to obtain a mixed material;
and adding the mixed material into a carbonizing device for carbonization to obtain carbonized mud, and introducing the dry distillation gas generated by carbonization and decomposition into the carbonizing device for secondary combustion.
Adding the components into a stirring container, uniformly mixing, adding a proper amount of water, stirring into a blank, adding into a mold, pressing into a brick shape by using a hydraulic press at high pressure, demolding, and naturally drying in the air to obtain the regenerated environment-friendly water purifying brick 3.
Example four
The regenerated environment-friendly water purification bricks prepared in the first embodiment, the second embodiment and the third embodiment are subjected to a lead adsorption performance test, three parts of a lead nitrate standard solution with the concentration of 100mg/L and the volume of 1000mL are respectively placed in three containers, the regenerated environment-friendly water purification brick 1, the regenerated environment-friendly water purification brick 2 and the regenerated environment-friendly water purification brick 3 are respectively placed in the three containers and are placed in a constant temperature oscillator to oscillate for 24 hours, the oscillation rate is 160r/min, then the concentration of lead nitrate in the solution is respectively tested, and the test results are shown in Table 1, wherein Cpb0 represents the concentration of the lead nitrate standard solution, and Cpb1 represents the concentration of lead nitrate after the regenerated environment-friendly water purification brick adsorbs for 24 hours.
Table 1:
Cpb0(mg/L) Cpb1(mg/L)
regenerated environment-friendly water purifying brick 1 100 32.1
Regenerated environment-friendly water purifying brick 2 100 21.3
Regenerated environment-friendly water purifying brick 3 100 19.8
EXAMPLE five
The regenerated environment-friendly water purification bricks prepared in the first embodiment, the second embodiment and the third embodiment are subjected to a cadmium adsorption performance test, three parts of a cadmium nitrate standard solution with the concentration of 1000mg/L and the volume of 1000mL are respectively placed in three containers, the regenerated environment-friendly water purification brick 1, the regenerated environment-friendly water purification brick 2 and the regenerated environment-friendly water purification brick 3 are respectively placed in the three containers and are placed in a constant temperature oscillator to oscillate for 24 hours, the oscillation rate is 160r/min, then the concentration of cadmium nitrate in the solution is respectively tested, the test result is shown in Table 2, Ccd0 represents the concentration of the cadmium nitrate standard solution, and Ccd1 represents the concentration of cadmium nitrate after the regenerated environment-friendly water purification brick adsorbs for 24 hours.
Table 2:
Ccd0(mg/L) Ccd1(mg/L)
regenerated environment-friendly water purifying brick 1 1000 207.2
Regenerated environment-friendly water purifying brick 2 1000 163.1
Regenerated environment-friendly water purifying brick 3 1000 148.5
EXAMPLE six
Carrying out turbidity test on the regenerated environment-friendly water purification bricks prepared in the first, second and third embodiments, taking three parts of common river water with the volume of 1000mL, respectively placing the three parts in three containers, respectively placing the regenerated environment-friendly water purification brick 1, the regenerated environment-friendly water purification brick 2 and the regenerated environment-friendly water purification brick 3 in the three containers, placing the three containers in a constant temperature oscillator for oscillation for 24 hours, wherein the oscillation frequency is 160r/min, then respectively testing the turbidity of the solution, and the test results are shown in Table 3, wherein in the Table, CH2O0 denotes the turbidity, CH, of ordinary river water2O1 represents the turbidity of river water after 24 hours of adsorption by the regenerated environmental-friendly water purification brick. Table 3:
CH2O0(mg/L) CH2O1(mg/L)
regenerated environment-friendly water purifying brick 1 364 57.3
Regenerated environment-friendly water purifying brick 2 364 28.7
Regenerated environment-friendly water purifying brick 3 364 19.8
The implementation of the invention has the advantages that: the invention provides a regenerative environment-friendly water purifying brick, which can efficiently utilize carbonized sludge, efficiently purify water sources, obviously reduce the turbidity of river water, and effectively adsorb substances, particularly heavy metals of lead and cadmium.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (5)

1. The regeneration environment-friendly water purification brick is characterized by comprising the following raw materials in parts by weight:
30-40% of carbonized mud;
30-40% of cement;
3-8% of active coral sand;
3-5% of quartz sand;
3-10% of fiber;
5-10% of active carbon;
3-8% of polybenzene amide;
3 to 5 percent of medical stone;
wherein the carbonized sludge is obtained by carbonizing sludge, and the carbonizing process comprises the following steps:
drying and crushing light substances with high heat value in decoration garbage, household garbage or/and crop straws into light substance particles;
dehydrating the sludge to obtain dehydrated sludge;
adding the dewatered sludge into a drying device for drying to obtain granular dried sludge, and introducing flue gas into the drying device for waste heat utilization;
uniformly mixing the dried sludge and the light substance particles to obtain a mixed material;
and adding the mixed material into a carbonizing device for carbonization to obtain carbonized mud, and introducing the dry distillation gas generated by carbonization and decomposition into the carbonizing device for secondary combustion.
2. The recycled environment-friendly water purification brick as claimed in claim 1, further comprising a diatomite component in an amount of 2-10%.
3. The regeneration environment-friendly water purification brick according to claim 2, which is prepared from the following raw materials in parts by weight:
40% of carbonized mud;
30% of cement;
5% of active coral sand;
3% of quartz sand;
5% of fiber;
5% of active carbon;
5% of polybenzene amide;
3 percent of medical stone;
4% of diatomite;
wherein the carbonized sludge is obtained by carbonizing sludge.
4. The recycled environment-friendly water purification brick as claimed in claim 2, wherein the diatomite is purified water diatomite.
5. The recycled environment-friendly water purification brick as claimed in any one of claims 1 to 4, wherein the temperature of the carbonization process is 660-750 ℃.
CN201810114027.1A 2018-02-05 2018-02-05 Regeneration environment-friendly water purification brick Active CN108424045B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810114027.1A CN108424045B (en) 2018-02-05 2018-02-05 Regeneration environment-friendly water purification brick

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810114027.1A CN108424045B (en) 2018-02-05 2018-02-05 Regeneration environment-friendly water purification brick

Publications (2)

Publication Number Publication Date
CN108424045A CN108424045A (en) 2018-08-21
CN108424045B true CN108424045B (en) 2020-11-06

Family

ID=63156591

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810114027.1A Active CN108424045B (en) 2018-02-05 2018-02-05 Regeneration environment-friendly water purification brick

Country Status (1)

Country Link
CN (1) CN108424045B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112979275B (en) * 2021-02-05 2023-04-11 中冶成都勘察研究总院有限公司 Method for preparing adsorption type perforated brick from sludge with high organic matter content
CN113773024B (en) * 2021-09-29 2022-06-07 中国冶金地质总局第二地质勘查院 Water purification composite functional mineral and application thereof in black and odorous river section treatment
CN114180909B (en) * 2021-12-10 2022-09-27 深圳市文浩环保再生有限公司 Regenerated environment-friendly water purifying brick and preparation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005270696A (en) * 2004-03-23 2005-10-06 Jfe Kankyo Corp Recycle method of sewage sludge
CN103132483A (en) * 2013-01-31 2013-06-05 东莞市粤源包装有限公司 Light brick capable of purifying water quality and manufacture method thereof
CN105523699A (en) * 2015-12-04 2016-04-27 江苏碧诺环保科技有限公司 Sludge drying and carbonizing device and technology
CN107324750A (en) * 2017-07-05 2017-11-07 肥西县碧涛建材有限公司 A kind of environmental protection brick and preparation method thereof
CN107324710A (en) * 2017-07-31 2017-11-07 河南工程学院 A kind of preparation method for the sludge organism charcoal water-permeable brick for possessing high absorption property
CN107399936A (en) * 2017-07-31 2017-11-28 河南工程学院 A kind of preparation method of sludge organism charcoal water-permeable brick for purification of water quality

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005270696A (en) * 2004-03-23 2005-10-06 Jfe Kankyo Corp Recycle method of sewage sludge
CN103132483A (en) * 2013-01-31 2013-06-05 东莞市粤源包装有限公司 Light brick capable of purifying water quality and manufacture method thereof
CN105523699A (en) * 2015-12-04 2016-04-27 江苏碧诺环保科技有限公司 Sludge drying and carbonizing device and technology
CN107324750A (en) * 2017-07-05 2017-11-07 肥西县碧涛建材有限公司 A kind of environmental protection brick and preparation method thereof
CN107324710A (en) * 2017-07-31 2017-11-07 河南工程学院 A kind of preparation method for the sludge organism charcoal water-permeable brick for possessing high absorption property
CN107399936A (en) * 2017-07-31 2017-11-28 河南工程学院 A kind of preparation method of sludge organism charcoal water-permeable brick for purification of water quality

Also Published As

Publication number Publication date
CN108424045A (en) 2018-08-21

Similar Documents

Publication Publication Date Title
CN108424045B (en) Regeneration environment-friendly water purification brick
CN108927109B (en) Method for modifying biochar by using phosphogypsum and application of biochar
CN108970583A (en) A kind of preparation method of reed base charcoal adsorbent material
Koo et al. Comparison of wastewater treatment using activated carbon from bamboo and oil palm: an overview
CN102757047A (en) Method for preparing cylindrical sludge-based activated carbon
CN105502390A (en) Method for preparing activated carbon from rice husks and sludge in sewage plant
CN105536698A (en) Preparation method of papermaking sludge activated biochar
CN108996691A (en) A kind of aluminium sludge compounded mix and preparation method thereof for artificial swamp
CN101338250A (en) Dewaxing process for vegetable oil by waste clay and spent carbon
CN104556618B (en) FFDS sludge treatment technology
CN103301811A (en) preparation method of biomass charcoal adsorbent and method for treating oily wastewater by biomass charcoal adsorbent
CN100551520C (en) Tar absorption dehydration purifier
TWI531425B (en) Biological sludge for the production of biomass fuels
CN103864072A (en) Preparation method of active carbon for water purification
CN110615587A (en) Sludge recycling treatment process and system
CN107473763B (en) Phosphogypsum ceramsite for sewage filtration and preparation method thereof
CN105536685A (en) Method for preparing sewage treatment adsorbent by comprehensively utilizing sludge
CN101172839B (en) Method for producing stephanoporate haydite by using sugar house lime sludge
CN104437428A (en) Novel multi-carbon antibacterial desulfurization particles with good mixing performance and preparation method of novel multi-carbon antibacterial desulfurization particles
CN104437374B (en) A kind of Sediments of Dian Chi Lake prepares method and the application of adsorbent
CN103127922A (en) Production method of new adsorbent
Nadhirah et al. Overview of activated carbon derived from biomass for heavy metal removal
CN106927656A (en) A kind of method of Fenton sludge filler
CN112844303A (en) Water purification sludge/sodium silicate composite adsorbent, preparation method thereof and application thereof in treating ammonia nitrogen in water body
KR100350242B1 (en) Manufacturing method for an active coal in the kind of absorbing and biological means

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant