CN101947490A - Method for rolling and grinding by high pressure roller press for fine chemical engineering and implementing system thereof - Google Patents
Method for rolling and grinding by high pressure roller press for fine chemical engineering and implementing system thereof Download PDFInfo
- Publication number
- CN101947490A CN101947490A CN2010102971079A CN201010297107A CN101947490A CN 101947490 A CN101947490 A CN 101947490A CN 2010102971079 A CN2010102971079 A CN 2010102971079A CN 201010297107 A CN201010297107 A CN 201010297107A CN 101947490 A CN101947490 A CN 101947490A
- Authority
- CN
- China
- Prior art keywords
- roll
- high pressure
- grinding
- cake
- fine chemistry
- 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.)
- Granted
Links
Images
Landscapes
- Crushing And Grinding (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a method for rolling and grinding by a high pressure roller press for fine chemical engineering, which comprises the following steps of: feeding a material to be ground quantitatively into the roller press through a conveyor for medium grinding; discharging a tablet material cake under the high pressure action of the roller press; and then performing fine grinding on the material cake. The roller press uses the high specific pressure of 6.0 to 10.0MPa; a roller surface of the roller press is a smooth surface; and the requirement on product granularity is met by rolling at one time, energy is saved and consumption is reduced. In a grinding process of the material, a Raymond mill system or a ball milling system can be replaced, and the method can be used for improving a new construction item or an old system; and the method and the system have the advantages of small investment, short downtime, low consumption of water, electricity and gas, short time of equipment maintenance and the like.
Description
Technical field
The present invention relates to that industries such as fine chemistry industry need the material of high pressure grinding and the high pressure roll press that uses carries out the process of roll-in grinding, carry out the technology of roll-in grinding and implement the corollary system equipment of this process such as being used for the fall high pressure roll press that is used for fine chemistry industry pulverizing in the middle of the kiln product and adopt of titanium dioxide.
Background technology
In the fine chemistry industry industry, there are many materials to need grinding, in grinding process, can not injure its physical and chemical performance, more can not mix impurity.Production such as titanium dioxide is extremely meticulous chiral process, product quality requires high, the requirement of pure chemistry product head and shoulders above, not only require high to effective chemical component content, the objectionable impurities content requirement is low, but also must have good optical property, pigment applications performance, fast light and weather resistance etc.What traditional titanium dioxide fell that disintegrating process generally adopts in the middle of the kiln product is the Raymond mill system that has winnowing machine and deduster, is called Raymond mill and pulverizes technology.The Raymond mill in the technology pulverized by Raymond mill because its grinding mechanism has determined that its production capacity is low, high (water, electricity, gas) dust pollution of power consumption is serious, noise is big, of poor quality, waste greatly.In recent years, all Raymond mill is being made improvements both at home and abroad, can improve output a little and cut down the consumption of energy, but can not save energy and reduce the cost significantly.
Summary of the invention
The purpose of this invention is to provide a kind of high pressure roller press-powder grinding process that is used for fine chemistry industry needs high pressure to the fine chemistry industry industry (specific pressure is a kind of energy-efficient grinding process and the implementation system of pulverizing in the middle of 6.0～10.0MPa) materials of pulverizing carry out, make the fine chemistry industry industry can realize that in the material grinding process product quality is better, output is bigger, consume energy still less, cost is lower, environmental pollution is littler.
Technical scheme of the present invention is as follows:
The invention discloses a kind of high pressure roll press roll-in grinding method that is used for fine chemistry industry, may further comprise the steps: will treat that grind materials quantitatively sends into roll squeezer through conveyer and carry out middle mill, and be wafer-like material cake through the effect of roll squeezer high pressure and discharge, the material cake is finish grinded.
Industries such as fine chemistry industry need the high pressure grinding to be divided into " middle mill " and " correct grinding " two steps, just can reach final size after the grinding of two steps.As a rule " middle mill " back granularity can reach-45 μ m〉90%.Correct grinding can adopt sand mill or micro jet, and granularity requirements is-1 μ m 100%, and needing only material size in existing fine grinding technology is-45 μ m〉85%, discharging-material size can both reach the requirement of-1 μ m 100% usually
Supplementary technology scheme of the present invention is as follows:
Preferably, described correct grinding step comprises, will expect that cake delivers into blending tank, and in blending tank, add dispersant and water respectively, mixed powder oar is transported in the batch mixing agitator tank by impeller pump and breaks up and stir, and enters the sand mill correct grinding then, becomes product after the oven dry.
Preferably, described correct grinding step comprises, will expect that cake delivers into ball mill, and adds dispersant and water in ball mill, and the material oar that grinds enters the sand mill correct grinding, just becomes product after the oven dry.
Preferably, described correct grinding step comprises, will expect that cake input beater is broken up after, be ground into product through micro jet again.
Preferably, used roll squeezer adopts high specific pressure, and specific pressure is 6.0～10.0Mpa.
Preferably, the roll surface of roll squeezer is wear-resisting smooth roll surface.The roll surface of this mode does not almost have metal consumption, can not reduce the quality of fine chemical product.
A kind of used high pressure roll press system of said method that implements, it is characterized in that: this system comprises feed bin, with conveyer and the elevator of the mass transport in the feed bin to the feed bin of weighing, the discharging opening of feed bin of weighing exports high pressure roll press to, and the hydraulic pressure flap valve and the electric flow adjuster of control material break-make, flow size and material level balance is installed between the discharging opening of the feed bin of weighing and high pressure roll press.Used roll squeezer includes the feed bin of weighing, hydraulic pressure flap valve and electric flow adjuster, realize break-make, flow size and the material level balance of material,, realize system balancing with control roll press treating capacity, the charging of assurance roll squeezer is stablized and is operated steadily, and is the important step and the means of system's control; Also can by with the collaborative adjusting of specific pressure, realize the load control of roll squeezer system by control program, satisfy the requirement of different fineness.
Preferably, roll squeezer material cake outlet output material cake is to blending tank, and blending tank links to each other with impeller pump, impeller pump load checkout equipment, impeller pump load checkout equipment, the load variations by impeller pump can detect discharging oar concentration, again according to the concentration height of slip in blending tank control confluent automatically; By detection rotor pump load and outlet fineness, comprehensively relatively roll squeezer is loaded and the concentration difference, Based Intelligent Control dispersant consumption; By regulating the conveyer dosing, implementing control of roll squeezer load and dispersant dosage, realize output and fineness requirement.
The invention has the beneficial effects as follows: substitute the Raymond mill system, changed its grinding process, have the output height, required construction area is few, need not to make concrete foundation, small investment, advantage such as downtime is few, and water, electricity and gas consumption is few, and the plant maintenance time is few, and electric energy consumption is few; Owing to changed key equipment, change has also taken place in corresponding grinding process.
More specifically, some preferred embodiments of the invention are compared with the roll-in grinding process that is used for other industry and are mainly contained 3 fundamental differences and advantage: the firstth, changed traditional grinding process, the titanium dioxide kiln product that fall use the high pressure roller press-powder grinding process of fine chemistry industry in the middle of carrying out in the grinding process, replace traditional raymond grinding powder grinding process, upgraded key equipment; The secondth, (specific pressure is 6.0～10.0MPa), and this needs, and the roll squeezer rigidity of frame is better, more resistance to compression of bearing, roll surface intensity are higher to be used for the higher specific pressure of the roll squeezer needs of high pressure roller press-powder grinding process of fine chemistry industry; The 3rd is to have the irony material to enter in the material, to guarantee the degree of purity of fine chemical product, though each equipment and parts major part in the roll-in grinding process are done with iron, directly the surface that contacts with material also is to be made by the irony material, and because specific pressure increases, can cause the roll surface wearing aggravation, this need increase the wearability of roll squeezer roll surface greatly, it is not is not worn and torn on the surface when the roller to titanium dioxide or other fine chemistry industry material grinds, thereby avoided the irony material to enter in the material.
The high pressure roll press roll-in grinding method that is used for fine chemistry industry of the present invention can make that material is disposable to need not pneumatic separation by just reaching desired output and fineness, than Raymond mill energy saving of system 30%～50%.
The present invention is mainly used in the transformation that falls behind the ball mill grinding process system that eliminates, and realizes the purpose of energy-saving and cost-reducing volume increase.
After the transformation, the ball mill effect in system becoming batch mixing and breaing up in part embodiment is realized output and fineness requirement.
Description of drawings
The present invention will illustrate by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is titanium dioxide disintegrating process route one schematic diagram in the middle of the kiln product that falls in the embodiment of the invention.
Fig. 2 is titanium dioxide disintegrating process route two schematic diagrames in the middle of the kiln product that fall in the embodiment of the invention.
Fig. 3 is titanium dioxide disintegrating process route three schematic diagrames in the middle of the kiln product that fall in the embodiment of the invention.
The specific embodiment
Specific embodiments of the invention, a kind of high pressure roll press roll-in grinding method that is used for fine chemistry industry, falling with titanium dioxide, grinding is an example in the middle of the kiln product, may further comprise the steps: the titanium dioxide kiln product that fall enter roll squeezer through conveyer, are the discharge of wafer-like material cake through the effect of roll squeezer high pressure.Used roll squeezer is the high pressure roll press that is used for fine chemistry industry, adopts high specific pressure, and specific pressure is 6.0～10.0Mpa.Used roll squeezer adopts wear-resisting smooth roll surface, does not almost have metal consumption, does not reduce the quality of fine chemical product.Used roll squeezer includes the feed bin of weighing, hydraulic pressure flap valve and electric flow adjuster, realize break-make, flow size and the material level balance of material,, realize system balancing with control roll press treating capacity, the charging of assurance roll squeezer is stablized and is operated steadily, and is the important step and the means of system's control; Also can by with the collaborative adjusting of specific pressure, realize the load control of roll squeezer system by control program, satisfy the requirement of different fineness.Used roll squeezer roller grinding process is when grinding fine chemistry industry material roller, and material is disposable by just reaching desired fineness, than Raymond mill energy saving of system 30%～50%.After mill is finished in roll squeezer carries out, will below be the embodiment of some methods of refinings by selecting the correct grinding step as required.
Method one: the material cake enters blending tank, and adds dispersant and water respectively, and mixed titanium dioxide oar is transported in the batch mixing agitator tank by impeller pump and breaks up and stir, and enters the sand mill correct grinding then, becomes product after the oven dry.The system of described method one, its blending tank links to each other with impeller pump, can detect material oar concentration by impeller pump, controls confluent automatically according to concentration height in the blending tank; By detection rotor pump load and outlet fineness, comprehensively relatively roll squeezer is loaded and the concentration difference, Based Intelligent Control dispersant consumption; By regulating the conveyer dosing, implementing control of roll squeezer load and dispersant dosage, realize output and fineness requirement.
Implement the system of this method, as shown in Figure 1, titanium dioxide falls the kiln product from rotary kiln sintered and cool off laggardly to go into feed bin 1 and store, and is called material.Material enters the feed bin 6 of weighing through conveyer 2, elevator 5, fall into high pressure roll press 7 roll-ins that are used for fine chemistry industry by deadweight, after flowing to blending tank 4 and dispersant 8 and water 9 mix, the sheet material cake that roll-in goes out forms the titanium dioxide oar, be fed to batch mixing agitator tank 10 stirring backs by impeller pump 3 and just can enter sand mill 11 correct grindings, just can become product by drying and packaging then.Titanium dioxide product granularity 100%＜1 μ m that produces, no dust pollution compares energy-conservation 30%～50% with the Raymond mill system.
Method two: the material cake exports ball mill to, and water and dispersant also add in the ball mill, and the titanium dioxide oar behind the ball milling enters the sand mill correct grinding, and the oven dry back becomes product.This method can be used for falling behind the transformation of the ball mill grinding process system that eliminates, realize the purpose of energy-saving and cost-reducing volume increase, after the transformation, the ball mill effect in system becoming batch mixing and breaing up, utilize material dosing feed, pressure adjusting, duty control method, realize output and fineness requirement.
Implement the system of this method, as shown in Figure 2, titanium dioxide falls the kiln product from rotary kiln sintered and cool off laggardly to go into feed bin 1 and store, and is called material.Material enters the feed bin 6 of weighing through conveyer 2, elevator 5, fall into high pressure roll press 7 roll-ins that are used for fine chemistry industry by deadweight, after being delivered to ball mill 12 and dispersant 8 and water 9 mix, the sheet material cake that roll-in goes out forms the titanium dioxide oar, titanium dioxide oar behind the ball milling just can enter sand mill 11 correct grindings, just can become product by drying and packaging then.Titanium dioxide product granularity 100%＜1 μ m that produces, no dust compares energy-conservation 30%～50% with the Raymond mill system.
Method two: adopt absolutely dry method production, the material cake is ground into product through micro jet again after beater is broken up.
Implement the system of this method, as shown in Figure 3, titanium dioxide falls the kiln product from rotary kiln sintered and cool off laggardly to go into feed bin 1 and store, and is called material.Material enters the feed bin 6 of weighing through apron quantitive conveyor 2, elevator 5, falls into roll squeezer 7 roll-ins by deadweight, and the sheet material cake that roll-in goes out is delivered to and is delivered to steam flow pulverizer correct grinding after beater 13 is broken up again, is packaged into product again.Titanium dioxide product granularity 100%＜1 μ m that produces, no dust compares energy-conservation 30%～50% with the Raymond mill system.
Said method and roll squeezer are applied to titanium dioxide and fall and pulverize in the middle of the kiln product, the fall granularity of kiln product of titanium dioxide is 1～5mm, equipment operation specific pressure is 6-10MPa, this pressure can be regulated in the scope of said method according to need of work, power of motor is a 50-100% rated power, annual production 5000-50000 ton, material product granularity after the roll-in＜45 μ m〉90%, iron-holder 0%; Product granularity＜1 μ m 100%.
Be that said method and equipment also can be used for the material grinding of other fine chemistry industry in actual production process with the processing of titanium dioxide as an example in the foregoing description.
Disclosed all features in this specification, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this specification (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
The present invention is not limited to the aforesaid specific embodiment.The present invention expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (8)
1. high pressure roll press roll-in grinding method that is used for fine chemistry industry may further comprise the steps: will treat that grind materials quantitatively sends into roll squeezer through conveyer and carry out middle mill, and be wafer-like material cake through the effect of roll squeezer high pressure and discharge, the material cake is finish grinded.
2. the high pressure roll press roll-in grinding method that is used for fine chemistry industry according to claim 1, it is characterized in that: described correct grinding step comprises, to expect that cake delivers into blending tank, and in blending tank, add dispersant and water respectively, mixed powder oar is transported in the batch mixing agitator tank by impeller pump and breaks up and stir, enter the sand mill correct grinding then, become product after the oven dry.
3. the high pressure roll press roll-in grinding method that is used for fine chemistry industry according to claim 1, it is characterized in that: described correct grinding step comprises, to expect that cake delivers into ball mill, and in ball mill, add dispersant and water, the material oar that grinds enters the sand mill correct grinding, just becomes product after the oven dry.
4. the high pressure roll press roll-in grinding method that is used for fine chemistry industry according to claim 1 is characterized in that: described correct grinding step comprises, will expect that cake input beater is broken up after, be ground into product through micro jet again.
5. according to claim 1 or the 2 or 3 described high pressure roll press roll-in grinding methods that are used for fine chemistry industry, it is characterized in that: used roll squeezer adopts high specific pressure, and specific pressure is 6.0～10.0Mpa.
6. according to claim 1 or the 2 or 3 described high pressure roll press roll-in grinding methods that are used for fine chemistry industry, it is characterized in that: the roll surface of roll squeezer is wear-resisting smooth roll surface.
7. implement claim 1 or the used high pressure roll press system of 2 or 3 or 4 described methods, it is characterized in that: this system comprises feed bin, with conveyer and the elevator of the mass transport in the feed bin to the feed bin of weighing, the discharging opening of feed bin of weighing exports high pressure roll press to, and the hydraulic pressure flap valve and the electric flow adjuster of control material break-make, flow size and material level balance is installed between the discharging opening of the feed bin of weighing and high pressure roll press.
8. high pressure roll press according to claim 7 system, it is characterized in that: roll squeezer also has the load control circuit, roll squeezer material cake outlet output material cake is to blending tank, blending tank links to each other with impeller pump, impeller pump load checkout equipment is installed on impeller pump, impeller pump load checkout equipment is connected to roll squeezer load control circuit, the input quantity control circuit of dispersant and water in the blending tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010297107.9A CN101947490B (en) | 2010-09-30 | 2010-09-30 | Method for rolling and grinding by high pressure roller press for fine chemical engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010297107.9A CN101947490B (en) | 2010-09-30 | 2010-09-30 | Method for rolling and grinding by high pressure roller press for fine chemical engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101947490A true CN101947490A (en) | 2011-01-19 |
| CN101947490B CN101947490B (en) | 2014-04-16 |
Family
ID=43451191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010297107.9A Active CN101947490B (en) | 2010-09-30 | 2010-09-30 | Method for rolling and grinding by high pressure roller press for fine chemical engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101947490B (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102614955A (en) * | 2012-03-20 | 2012-08-01 | 黎贤饶 | Ceramic pulverizing, crushing and mixing mechanism |
| CN103240156A (en) * | 2013-04-24 | 2013-08-14 | 长春奥瑞投资管理有限公司 | Garbage crushing system and garbage crushing method |
| CN103464240A (en) * | 2013-09-17 | 2013-12-25 | 中冶北方（大连）工程技术有限公司 | Anti-segregation ore-blending system of high-pressure roller mill |
| CN103846150A (en) * | 2014-03-07 | 2014-06-11 | 上海太太乐食品有限公司 | Novel mixed material grinding system as well as mixing and grinding method thereof |
| CN104162475A (en) * | 2014-05-16 | 2014-11-26 | 马钢集团设计研究院有限责任公司 | High-efficiency and energy-saving new lean magnetite combined milling magnetic separation method |
| CN104437808A (en) * | 2014-12-12 | 2015-03-25 | 徐州中矿大贝克福尔科技股份有限公司 | Super-wet coal gangue and loesscombinedpre-treatment facility and super-wet coal gangue and loess combinedpre-treatment facility process |
| CN104689898A (en) * | 2015-03-13 | 2015-06-10 | 浙江拓翔建材有限公司 | Improved-structured slag powder grinding control system |
| CN104853847A (en) * | 2012-10-10 | 2015-08-19 | 蒂森克虏伯工业解决方案股份公司 | Grinding mill |
| CN105921212A (en) * | 2016-06-23 | 2016-09-07 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for reducing viscosity of titanium dioxide slurry |
| CN106269058A (en) * | 2016-10-26 | 2017-01-04 | 攀枝花青杠坪矿业有限公司 | The production line of high-pressure roller mill |
| CN106457259A (en) * | 2014-06-13 | 2017-02-22 | 蒂森克虏伯工业解决方案股份公司 | Grinding system and method for comminution of grinding stock |
| CN109482288A (en) * | 2018-11-28 | 2019-03-19 | 中建材（合肥）粉体科技装备有限公司 | Expect that bed squeezes the measuring method of powder particle size distribution in crushed material cake |
| CN109569853A (en) * | 2019-01-18 | 2019-04-05 | 中材海外工程有限公司 | Combined grinding system composed of ball mill and roller press |
| CN110302880A (en) * | 2019-06-29 | 2019-10-08 | 山东耀华特耐科技有限公司 | A kind of full automatic production equipment of anti-crack corrosive-proof plastic material |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310822B (en) * | 2014-09-29 | 2016-09-07 | 包头蒙西水泥有限责任公司 | One grinding machine combination grinding production method of two bench roller press bands in parallel |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87204392U (en) * | 1987-07-04 | 1988-04-27 | 中南工业大学 | Single axle dual-roll high pressure grinder |
| CN2266459Y (en) * | 1996-07-31 | 1997-11-05 | 东北大学 | Ore high-pressure grinder with function of scattering feed cake |
| CN2295528Y (en) * | 1997-03-28 | 1998-10-28 | 山东省金乡建材有限公司 | Crusher with wear-resistant rollers |
| CN1421272A (en) * | 2001-11-23 | 2003-06-04 | 上海金樱环保科技有限公司 | Processing technique of very hard material |
| CN201543485U (en) * | 2009-10-21 | 2010-08-11 | 攀枝花东方钛业有限公司 | Device used for crushing material below kiln of titanium white device in sulfuric acid method of titanium white |
| CN101811085A (en) * | 2009-12-24 | 2010-08-25 | 华南理工大学 | High pressure roller mill and micro-bead medium stirring mill composite device and method for preparing superfine calcium carbonate by using same |
-
2010
- 2010-09-30 CN CN201010297107.9A patent/CN101947490B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87204392U (en) * | 1987-07-04 | 1988-04-27 | 中南工业大学 | Single axle dual-roll high pressure grinder |
| CN2266459Y (en) * | 1996-07-31 | 1997-11-05 | 东北大学 | Ore high-pressure grinder with function of scattering feed cake |
| CN2295528Y (en) * | 1997-03-28 | 1998-10-28 | 山东省金乡建材有限公司 | Crusher with wear-resistant rollers |
| CN1421272A (en) * | 2001-11-23 | 2003-06-04 | 上海金樱环保科技有限公司 | Processing technique of very hard material |
| CN201543485U (en) * | 2009-10-21 | 2010-08-11 | 攀枝花东方钛业有限公司 | Device used for crushing material below kiln of titanium white device in sulfuric acid method of titanium white |
| CN101811085A (en) * | 2009-12-24 | 2010-08-25 | 华南理工大学 | High pressure roller mill and micro-bead medium stirring mill composite device and method for preparing superfine calcium carbonate by using same |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102614955A (en) * | 2012-03-20 | 2012-08-01 | 黎贤饶 | Ceramic pulverizing, crushing and mixing mechanism |
| CN102614955B (en) * | 2012-03-20 | 2015-06-10 | 黎贤饶 | Ceramic pulverizing, crushing and mixing mechanism |
| CN104853847B (en) * | 2012-10-10 | 2017-09-08 | 蒂森克虏伯工业解决方案股份公司 | Grinder |
| US9630214B2 (en) | 2012-10-10 | 2017-04-25 | Thyssenkrupp Industrial Solutions Ag | Grinding mill |
| CN104853847A (en) * | 2012-10-10 | 2015-08-19 | 蒂森克虏伯工业解决方案股份公司 | Grinding mill |
| CN103240156B (en) * | 2013-04-24 | 2015-08-12 | 长春奥瑞投资管理有限公司 | Refuse breaking system and refuse breaking method |
| CN103240156A (en) * | 2013-04-24 | 2013-08-14 | 长春奥瑞投资管理有限公司 | Garbage crushing system and garbage crushing method |
| CN103464240A (en) * | 2013-09-17 | 2013-12-25 | 中冶北方（大连）工程技术有限公司 | Anti-segregation ore-blending system of high-pressure roller mill |
| CN103846150A (en) * | 2014-03-07 | 2014-06-11 | 上海太太乐食品有限公司 | Novel mixed material grinding system as well as mixing and grinding method thereof |
| CN104162475A (en) * | 2014-05-16 | 2014-11-26 | 马钢集团设计研究院有限责任公司 | High-efficiency and energy-saving new lean magnetite combined milling magnetic separation method |
| CN106457259B (en) * | 2014-06-13 | 2019-06-18 | 蒂森克虏伯工业解决方案股份公司 | Grinding system and method for smashing and grinding material |
| CN106457259A (en) * | 2014-06-13 | 2017-02-22 | 蒂森克虏伯工业解决方案股份公司 | Grinding system and method for comminution of grinding stock |
| CN104437808A (en) * | 2014-12-12 | 2015-03-25 | 徐州中矿大贝克福尔科技股份有限公司 | Super-wet coal gangue and loesscombinedpre-treatment facility and super-wet coal gangue and loess combinedpre-treatment facility process |
| CN104689898A (en) * | 2015-03-13 | 2015-06-10 | 浙江拓翔建材有限公司 | Improved-structured slag powder grinding control system |
| CN105921212A (en) * | 2016-06-23 | 2016-09-07 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for reducing viscosity of titanium dioxide slurry |
| CN105921212B (en) * | 2016-06-23 | 2019-02-15 | 攀钢集团攀枝花钢铁研究院有限公司 | The method for reducing titania slurry viscosity |
| CN106269058A (en) * | 2016-10-26 | 2017-01-04 | 攀枝花青杠坪矿业有限公司 | The production line of high-pressure roller mill |
| CN109482288A (en) * | 2018-11-28 | 2019-03-19 | 中建材（合肥）粉体科技装备有限公司 | Expect that bed squeezes the measuring method of powder particle size distribution in crushed material cake |
| CN109482288B (en) * | 2018-11-28 | 2020-11-20 | 中建材（合肥）粉体科技装备有限公司 | Method for measuring particle size distribution of fine powder in material bed extrusion crushing material cake |
| CN109569853A (en) * | 2019-01-18 | 2019-04-05 | 中材海外工程有限公司 | Combined grinding system composed of ball mill and roller press |
| CN110302880A (en) * | 2019-06-29 | 2019-10-08 | 山东耀华特耐科技有限公司 | A kind of full automatic production equipment of anti-crack corrosive-proof plastic material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101947490B (en) | 2014-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101947490B (en) | Method for rolling and grinding by high pressure roller press for fine chemical engineering | |
| CN101134175B (en) | Roller press combination grinding device | |
| CN102861628B (en) | Non-matching system of prebaked anode materials | |
| CN202921397U (en) | Efficient crushing system for vertical mill | |
| CN205288647U (en) | Carbon black milling machine | |
| CN202762516U (en) | Granite machining system | |
| CN102491357B (en) | Superfine kaolin production system and use method thereof | |
| CN205462480U (en) | Superfine grinding system is used to cement manufacture | |
| CN104193207A (en) | System for preparing cement through separately grinding | |
| CN111822129A (en) | Iron ore dry grinding and dressing device and process | |
| CN104229875B (en) | A kind of chloride process titanium dioxide base material slurrying, sand milling grading technology improved method | |
| CN212820408U (en) | Vertical mill grinding system for grinding weak-magnetic refractory iron ore | |
| CN100553918C (en) | A kind of ceramic blank pulping process based on basket type sand mill | |
| CN202921398U (en) | Energy-saving and environment-friendly vertical mill crushing system | |
| CN201997371U (en) | Iron ore crushing system | |
| CN102284323B (en) | Method for milling abrasives in aid of a tube mill | |
| CN111921698B (en) | Process and equipment for efficiently crushing and grinding crystalline graphite for protecting large scale | |
| CN104402012A (en) | Ultra-fine high-whiteness calcined kaolin preparation method | |
| CN210207629U (en) | Automatic secondary screening system for return ores | |
| CN207614933U (en) | A kind of forced action type fine powder machine | |
| CN109569845A (en) | Ultrafine kaolin level Four powder manufacturing apparatus and ultrafine kaolin and its level Four p owder production technique | |
| CN115725804B (en) | Secondary treatment method for steel slag by taking steel slag vertical mill as center | |
| CN102744124A (en) | Vertical-type ring hammer mill and method for preparing coal water slurry using same | |
| CN201862455U (en) | Precrushing device | |
| Sönmez et al. | Metso HRCTM-energy-efficient comminution technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |