CN109970433A - The new recovering technology of waste material before building ceramic tiles are burnt into - Google Patents
The new recovering technology of waste material before building ceramic tiles are burnt into Download PDFInfo
- Publication number
- CN109970433A CN109970433A CN201910263130.7A CN201910263130A CN109970433A CN 109970433 A CN109970433 A CN 109970433A CN 201910263130 A CN201910263130 A CN 201910263130A CN 109970433 A CN109970433 A CN 109970433A
- Authority
- CN
- China
- Prior art keywords
- powder
- mud pit
- burnt
- mud
- waste material
- 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
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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1324—Recycled material, e.g. tile dust, stone waste, spent refractory material
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/62204—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products using waste materials or refuse
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Dispersion Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The new recovering technology of waste material before being burnt into the invention discloses building ceramic tiles, include the following steps: S1: the powder collecting the powder tailed under spray tower cyclone dust collectors and tower and generating in press pressing process, S2: it just needs to carry out above-mentioned powder at this time to concentrate slurrying processing, S3: a transition mud pit is created, wherein transition mud pit is made of stock tank and blender, S4: newly-built transition mud pit is subjected to slurrying processing, S5: the powder in step S4 is stirred and slurrying processing, S6: after the processing of step S5 slurrying with stir process, sieving is transferred to big mud pit homogenizing.The consumption of the big usage amount for reducing industry water of this method and the energy, improves production efficiency and powder quality, so that process flow more simplifies.
Description
Technical field
The new recovering technology of waste material before being burnt into the present invention relates to powder recovery technology field more particularly to building ceramic tiles.
Background technique
The new recovering technology of waste material is to tail under spray tower cyclone dust collectors and tower before traditional building ceramic tiles are burnt into
The powder generated in powder and press pressing process is all that 50% or so water is then added, carries out by pouring into slurrying pond
Stir slurrying after, reuse slush pump squeeze into mud pit mixing reuse.Such processing mode needs to increase by 50% or so
Water stirring and slurrying processing, in this way, which increased moisture needs to increase the energy consumption of spray drying tower.
Summary of the invention
The new recovering technology of waste material before being burnt into the invention proposes building ceramic tiles, to solve to propose in above-mentioned background technique
The problem of.
The new recovering technology of waste material, includes the following steps: before being burnt into the invention proposes building ceramic tiles
S1: the powder collecting the powder tailed under spray tower cyclone dust collectors and tower and being generated in press pressing process, it is above-mentioned
The collection mode of powder include it is a variety of, be first manpower collect, when powder is more and is deposited in certain, cleaned using manpower
Collection is cleaned reluctant place when powder is deposited in pipeline or manpower, is received using dry bag-type dust remover
Collection, then the powder after above-mentioned collection is further processed；
S2: useless powder does not have block objects, fine powder and spray drying tower exhaust emissions mainly under spray tower drying tower cyclone dust collectors
When bag filter generate fine powder and press compression moulding process generate powder leakage and in order to handle press process fugitive dust compared with
Big problem concentrates the powder under bag-type dust；
S3: a transition mud pit is created, wherein transition mud pit is made of stock tank and blender, wherein the process of stir process
It is carried out in sedimentation basin, when the specific gravity and flow velocity arrival certain limit in stock tank, big homogenizing mud pit is just flowed into, wherein intending
6~8 meters of the transition mud pit diameter of excavation, 5~6 meters of depth；
S4: the powder in step S4 is stirred and is handled with slurrying, traditional mixing plant is 10 turns per minute, now such as
Modern mixing plant is 20 turns per minute, and revolution improves two times, one layer, present three layers of tradition of mud agitator arm；
S5: after the processing of step S4 slurrying with stir process, sieving is transferred to big mud pit homogenizing, meanwhile, the mud of big mud pit
Slurry circulation flows into transition mud pit.
Preferably, dry collector used in step S1 is dry bag-type dust remover, and the powder of collection is adsorbed on cloth
In bag, and the dry collector carries out deashing in the way of impact rapping, and the dust cleared up is largely dry powder-shaped,
It is suitble to large centralised dust pelletizing system.
Preferably, it is not needed in step S2 plus aquation is starched, but directly carry out the processing of mud slurrying.
Preferably, increase Quick multi-layer agitating device, will not influence to use when lower conducive to mud moisture content.
Preferably, the mixing plant in step S5 is blender, and wherein the power of blender is 0.37~0.55W, and axis turns
Speed is 40~136 rpms, and axial length is 60~100cm, impeller diameter 20cm.
The new recovering technology of waste material, beneficial effect are before building ceramic tiles proposed by the present invention are burnt into: the program is directed to
Traditional scheme and improve, eliminate needed in old scheme in mud pit be added water the step of and need to grind using ball mill
The step of mill, greatly reduces the use of material and the consumption of the energy, production efficiency and yield is improved, so that structure
More simplify.
Specific embodiment
It is next combined with specific embodiments below that the present invention will be further described.
Embodiment 1
The new recovering technology of waste material, includes the following steps: before being burnt into the invention proposes building ceramic tiles
S1: the powder collecting the powder tailed under spray tower cyclone dust collectors and tower and being generated in press pressing process, it is above-mentioned
The collection mode of powder include it is a variety of, be first manpower collect, when powder is more and is deposited in certain, cleaned using manpower
Collection is cleaned reluctant place when powder is deposited in pipeline or manpower, is received using dry bag-type dust remover
Collection, then the powder after above-mentioned collection is further processed；
S2: useless powder does not have block objects, fine powder and spray drying tower exhaust emissions mainly under spray tower drying tower cyclone dust collectors
When bag filter generate fine powder and press compression moulding process generate powder leakage and in order to handle press process fugitive dust compared with
Big problem concentrates the powder under bag-type dust；
S3: a transition mud pit is created, wherein transition mud pit is made of stock tank and blender, wherein the process of stir process
It is carried out in sedimentation basin, when the specific gravity and flow velocity arrival certain limit in stock tank, big homogenizing mud pit is just flowed into, wherein intending
6 meters of the transition mud pit diameter of excavation, 5 meters of depth；
S4: the powder in step S4 is stirred and is handled with slurrying, traditional mixing plant is 10 turns per minute, now such as
Modern mixing plant is 20 turns per minute, and revolution improves two times, one layer, present three layers of tradition of mud agitator arm；
S5: after the processing of step S4 slurrying with stir process, sieving is transferred to big mud pit homogenizing, meanwhile, the mud of big mud pit
Slurry circulation flows into transition mud pit.
Used dry collector is dry bag-type dust remover in step S1, and the powder of collection is adsorbed in cloth bag, and
The dry collector carries out deashing in the way of impact rapping, and the dust cleared up is largely dry powder-shaped, is suitble to big
Type centralization dust pelletizing system.
It is not needed in step S2 plus aquation is starched, but directly carry out the processing of mud slurrying.
Increase Quick multi-layer agitating device, stock tank use will not be influenced when lower conducive to mud moisture content.
Mixing plant in step S5 is blender, and wherein the power of blender is 0.37W, and axis revolving speed is 40 revolutions per minute
Clock, axial length 60cm, impeller diameter 20cm.
Embodiment 2
The new recovering technology of waste material, includes the following steps: before being burnt into the invention proposes building ceramic tiles
S1: the powder collecting the powder tailed under spray tower cyclone dust collectors and tower and being generated in press pressing process, it is above-mentioned
The collection mode of powder include it is a variety of, be first manpower collect, when powder is more and is deposited in certain, cleaned using manpower
Collection is cleaned reluctant place when powder is deposited in pipeline or manpower, is received using dry bag-type dust remover
Collection, then the powder after above-mentioned collection is further processed；
S2: useless powder does not have block objects, fine powder and spray drying tower exhaust emissions mainly under spray tower drying tower cyclone dust collectors
When bag filter generate fine powder and press compression moulding process generate powder leakage and in order to handle press process fugitive dust compared with
Big problem concentrates the powder under bag-type dust；
S3: a transition mud pit is created, wherein transition mud pit is made of stock tank and blender, wherein the process of stir process
It is carried out in sedimentation basin, when the specific gravity and flow velocity arrival certain limit in stock tank, big homogenizing mud pit is just flowed into, wherein intending
7 meters of the transition mud pit diameter of excavation, 5.5 meters of depth；
S4: the powder in step S4 is stirred and is handled with slurrying, traditional mixing plant is 10 turns per minute, now such as
Modern mixing plant is 20 turns per minute, and revolution improves two times, one layer, present three layers of tradition of mud agitator arm；
S5: after the processing of step S4 slurrying with stir process, sieving is transferred to big mud pit homogenizing, meanwhile, the mud of big mud pit
Slurry circulation flows into transition mud pit.
Used dry collector is dry bag-type dust remover in step S1, and the powder of collection is adsorbed in cloth bag, and
The dry collector carries out deashing in the way of impact rapping, and the dust cleared up is largely dry powder-shaped, is suitble to big
Type centralization dust pelletizing system.
It is not needed in step S2 plus aquation is starched, but directly carry out the processing of mud slurrying.
Increase Quick multi-layer agitating device, will not influence to use when lower conducive to mud moisture content.
Mixing plant in step S5 is blender, and wherein the power of blender is 0.45W, and axis revolving speed is 80 revolutions per minute
Clock, axial length 80cm, impeller diameter 20cm.
Embodiment 3
The new recovering technology of waste material, includes the following steps: before being burnt into the invention proposes building ceramic tiles
S1: the powder collecting the powder tailed under spray tower cyclone dust collectors and tower and being generated in press pressing process, it is above-mentioned
The collection mode of powder include it is a variety of, be first manpower collect, when powder is more and is deposited in certain, cleaned using manpower
Collection is cleaned reluctant place when powder is deposited in pipeline or manpower, is received using dry bag-type dust remover
Collection, then the powder after above-mentioned collection is further processed；
S2: useless powder does not have block objects, fine powder and spray drying tower exhaust emissions mainly under spray tower drying tower cyclone dust collectors
When bag filter generate fine powder and press compression moulding process generate powder leakage and in order to handle press process fugitive dust compared with
Big problem concentrates the powder under bag-type dust；
S3: a transition mud pit is created, wherein transition mud pit is made of stock tank and blender, wherein the process of stir process
It is carried out in sedimentation basin, when the specific gravity and flow velocity arrival certain limit in stock tank, big homogenizing mud pit is just flowed into, wherein intending
8 meters of the transition mud pit diameter of excavation, 6 meters of depth；
S4: the powder in step S4 is stirred and is handled with slurrying, traditional mixing plant is 10 turns per minute, now such as
Modern mixing plant is 20 turns per minute, and revolution improves two times, one layer, present three layers of tradition of mud agitator arm；
S5: after the processing of step S4 slurrying with stir process, sieving is transferred to big mud pit homogenizing, meanwhile, the mud of big mud pit
Slurry circulation flows into transition mud pit.
Used dry collector is dry bag-type dust remover in step S1, and the powder of collection is adsorbed in cloth bag, and
The dry collector carries out deashing in the way of impact rapping, and the dust cleared up is largely dry powder-shaped, is suitble to big
Type centralization dust pelletizing system.
It is not needed in step S2 plus aquation is starched, but directly carry out the processing of mud slurrying.
Increase Quick multi-layer agitating device, will not influence to use when lower conducive to mud moisture content.
Mixing plant in step S5 is blender, and wherein the power of blender is 0.55W, and axis revolving speed is 136 revolutions per minute
Clock, axial length 100cm, impeller diameter 20cm.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
- The new recovering technology of waste material before 1. building ceramic tiles are burnt into, which comprises the following steps:S1: the powder collecting the powder tailed under spray tower cyclone dust collectors and tower and being generated in press pressing process, it is above-mentioned The collection mode of powder include it is a variety of, be first manpower collect, when powder is more and is deposited in certain, cleaned using manpower Collection is cleaned reluctant place when powder is deposited in pipeline or manpower, is received using dry bag-type dust remover Collection, then the powder after above-mentioned collection is further processed；S2: useless powder does not have block objects, fine powder and spray drying tower exhaust emissions mainly under spray tower drying tower cyclone dust collectors When bag filter generate fine powder and press compression moulding process generate powder leakage and in order to handle press process fugitive dust compared with Big problem concentrates the powder under bag-type dust；S3: a transition mud pit is created, wherein transition mud pit is made of stock tank and blender, wherein the process of stir process It is carried out in sedimentation basin, when the specific gravity and flow velocity arrival certain limit in stock tank, big homogenizing mud pit is just flowed into, wherein intending 6~8 meters of the transition mud pit diameter of excavation, 5~6 meters of depth；S4: the powder in step S4 is stirred and is handled with slurrying, traditional mixing plant is 10 turns per minute, now such as Modern mixing plant is 20 turns per minute, and revolution improves two times, one layer, present three layers of tradition of mud agitator arm；S5: after the processing of step S4 slurrying with stir process, sieving is transferred to big mud pit homogenizing, meanwhile, the mud of big mud pit Slurry circulation flows into transition mud pit.
- The new recovering technology of waste material before 2. building ceramic tiles according to claim 1 are burnt into, it is characterised in that: in step S1 Used dry collector is dry bag-type dust remover, and the powder of collection is adsorbed in cloth bag, and the dry collector utilizes The mode of impact rapping carries out deashing, and the dust cleared up is largely dry powder-shaped, is suitble to large centralised dust pelletizing system.
- The new recovering technology of waste material before 3. building ceramic tiles according to claim 1 are burnt into, it is characterised in that: in step S2 It does not need plus aquation is starched, but directly carry out the processing of mud slurrying.
- The new recovering technology of waste material before 4. building ceramic tiles according to claim 1 are burnt into, it is characterised in that: increase quick Multilayer agitating device will not influence to use when lower conducive to mud moisture content.
- The new recovering technology of waste material before 5. building ceramic tiles according to claim 1 are burnt into, it is characterised in that: in step S5 Mixing plant be blender, wherein the power of blender be 0.37~0.55W, axis revolving speed be 40~136 rpms, axial length For 60~100cm, impeller diameter 20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910263130.7A CN109970433A (en) | 2019-04-02 | 2019-04-02 | The new recovering technology of waste material before building ceramic tiles are burnt into |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910263130.7A CN109970433A (en) | 2019-04-02 | 2019-04-02 | The new recovering technology of waste material before building ceramic tiles are burnt into |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109970433A true CN109970433A (en) | 2019-07-05 |
Family
ID=67082562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910263130.7A Pending CN109970433A (en) | 2019-04-02 | 2019-04-02 | The new recovering technology of waste material before building ceramic tiles are burnt into |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109970433A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978250A (en) * | 2019-12-31 | 2020-04-10 | 江西中材新材料有限公司 | Dust recovery and treatment device and method, device for preparing foamed ceramic slurry |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002030572A1 (en) * | 2000-10-12 | 2002-04-18 | The Penn State Research Foundation | Dynamic control and enhanced chemical milling of ceramics to submicron particle sizes |
| US20030017933A1 (en) * | 2001-07-23 | 2003-01-23 | Taiyo Yuden Co., Ltd. | Recycled ceramic slurry, recycled ceramic powder, ceramic electronic part, and fabricating methods therefor |
| CN203440254U (en) * | 2013-08-09 | 2014-02-19 | 舟山弘业环保材料有限公司 | Autoclaved aerated concrete block cut waste material recycling device |
| CN106977212A (en) * | 2017-04-07 | 2017-07-25 | 佛山欧神诺陶瓷股份有限公司 | A kind of method and its recovery system of powder classification recycling |
| CN207874515U (en) * | 2018-01-16 | 2018-09-18 | 广东金牌陶瓷有限公司 | A kind of big plate green compact leftover pieces wet method automatic recycling device of ceramics |
| CN109289669A (en) * | 2018-10-18 | 2019-02-01 | 内蒙古中谷矿业有限责任公司 | A kind of system and its processing method of environmental protection convenient treated coal ash and dedusting ash |
| CN208645661U (en) * | 2018-07-06 | 2019-03-26 | 广东清远蒙娜丽莎建陶有限公司 | Powder reclaiming device more than brick machine |
-
2019
- 2019-04-02 CN CN201910263130.7A patent/CN109970433A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002030572A1 (en) * | 2000-10-12 | 2002-04-18 | The Penn State Research Foundation | Dynamic control and enhanced chemical milling of ceramics to submicron particle sizes |
| US20030017933A1 (en) * | 2001-07-23 | 2003-01-23 | Taiyo Yuden Co., Ltd. | Recycled ceramic slurry, recycled ceramic powder, ceramic electronic part, and fabricating methods therefor |
| CN203440254U (en) * | 2013-08-09 | 2014-02-19 | 舟山弘业环保材料有限公司 | Autoclaved aerated concrete block cut waste material recycling device |
| CN106977212A (en) * | 2017-04-07 | 2017-07-25 | 佛山欧神诺陶瓷股份有限公司 | A kind of method and its recovery system of powder classification recycling |
| CN207874515U (en) * | 2018-01-16 | 2018-09-18 | 广东金牌陶瓷有限公司 | A kind of big plate green compact leftover pieces wet method automatic recycling device of ceramics |
| CN208645661U (en) * | 2018-07-06 | 2019-03-26 | 广东清远蒙娜丽莎建陶有限公司 | Powder reclaiming device more than brick machine |
| CN109289669A (en) * | 2018-10-18 | 2019-02-01 | 内蒙古中谷矿业有限责任公司 | A kind of system and its processing method of environmental protection convenient treated coal ash and dedusting ash |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978250A (en) * | 2019-12-31 | 2020-04-10 | 江西中材新材料有限公司 | Dust recovery and treatment device and method, device for preparing foamed ceramic slurry |
| CN110978250B (en) * | 2019-12-31 | 2025-04-18 | 江西中材新材料有限公司 | Dust recovery and treatment device and method, and device for preparing foamed ceramic slurry |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203862376U (en) | Gravel washing, recovering and dewatering all-in-one machine | |
| CN101693928B (en) | Method for purifying primarily selected slag steel | |
| CN102091525B (en) | Device and process for preparing carbide slag desulfurization seriflux from recovered ferroselenium | |
| CN104724893A (en) | Dredging and classified dewatering treatment method and system for sludge in urban river box culvert | |
| CN106140783B (en) | A kind of kitchen garbage homogenate exclusion device | |
| CN102921532A (en) | Laminar centrifugal beneficiation method for diatomite ores | |
| CN104773861B (en) | Method and production equipment for preparing glutinous rice flour through water milling method | |
| CN110756550A (en) | Process for recycling waste glass fibers of glass fiber plant | |
| CN204224471U (en) | Grog recovery of circulatory system in air-entrained concrete building block production process | |
| CN204523748U (en) | A kind of building waste treatment system | |
| CN109970433A (en) | The new recovering technology of waste material before building ceramic tiles are burnt into | |
| CN109221435A (en) | A kind of equipment and its processing technology quickly preparing low slag soya-bean milk | |
| CN207793741U (en) | A kind of desanding device that corrugation is used for paper processing | |
| CN207047112U (en) | Residual concrete recovery and processing system | |
| CN102826775B (en) | Centrifugal water injecting and purifying method and equipment for sea sand | |
| CN210097932U (en) | A vibrating fine sand recycling machine | |
| CN105396637B (en) | A kind of segmentation water-sprinkling wheat washer | |
| CN106809912A (en) | Hot rolling oil sludge air floatation oil removal system and oil removal method | |
| CN205762554U (en) | The sorter of building waste process for producing line | |
| CN111018183A (en) | Concrete production is recycle device for sewage | |
| CN214353237U (en) | Green sand slurry processing system | |
| CN205095931U (en) | Carborundum granule sorting unit | |
| CN209501820U (en) | By the equipment of discarded concrete separation sand processed, stone and alumino-silicate material | |
| CN209508051U (en) | Material device is repaired using the disintegration of building waste system high-quality sand, building stones | |
| CN102688803A (en) | Laminar flow centrifuge beneficiation method of bentonite ore |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190705 |