EP3057710A1 - Pre-comminuting device for a ball mill or agitator ball mill, and ball mill with pre-comminuting device - Google Patents
Pre-comminuting device for a ball mill or agitator ball mill, and ball mill with pre-comminuting deviceInfo
- Publication number
- EP3057710A1 EP3057710A1 EP14816109.4A EP14816109A EP3057710A1 EP 3057710 A1 EP3057710 A1 EP 3057710A1 EP 14816109 A EP14816109 A EP 14816109A EP 3057710 A1 EP3057710 A1 EP 3057710A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- crushing
- ball mill
- crushing means
- teeth
- toothing
- 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
- 239000000463 material Substances 0.000 claims abstract description 51
- 238000000227 grinding Methods 0.000 claims description 73
- 230000007423 decrease Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000003801 milling Methods 0.000 abstract description 6
- 238000003756 stirring Methods 0.000 description 13
- 238000005520 cutting process Methods 0.000 description 6
- 239000011362 coarse particle Substances 0.000 description 5
- 239000000470 constituent Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 235000019219 chocolate Nutrition 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001238 wet grinding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/16—Mills in which a fixed container houses stirring means tumbling the charge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/08—Pestle and mortar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/10—Crushing or disintegrating by gyratory or cone crushers concentrically moved; Bell crushers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/38—Adding fluid, other than for crushing or disintegrating by fluid energy in apparatus having multiple crushing or disintegrating zones
Definitions
- the present invention relates to a pre-shredding device for a
- the invention relates to a pre-crushing device for a
- Ball mill or a stirred ball mill or a ball mill with Vorzerklein réellesvorraum is a device for coarse, fine and
- Fine comminution or homogenization of regrind It consists of a rotating grinding chamber in which ground material is comminuted by grinding media.
- Ball mills are usually constructed of a horizontally rotatably mounted, approximately circular cylindrical grinding container.
- the mills are filled by a central opening in one of the end walls, the so-called Mahlguteinlass.
- Mahlguteinlass The discharge depends on the design and takes place, for example, through slots in the grinding chamber wall at the end of the mill, the grinding bodies being retained by means of a separating device.
- a special form of the ball mill is the agitator ball mill.
- Agitator ball mills consist of a vertically or horizontally arranged, usually approximately cylindrical grinding container, which is filled to 70 - 90% with grinding media.
- the grinding container is usually stationary in stirred ball mills, not rotatably mounted.
- An agitator with suitable stirring elements ensures the intensive movement of the grinding media.
- the millbase suspension is pumped continuously through the grinding chamber.
- the suspended solids are crushed or dispersed by impact and shear forces between the grinding media.
- the separation of ground material and grinding media by means of a suitable separator.
- the document DD217434 B1 describes a vertically arranged agitator ball mill comprising in the upper inlet area a pre-crushing device connected to the stirring shaft.
- This consists of a crushing cone which is non-rotatably mounted on the agitator shaft and a crushing ring attached to the grinding container.
- the ground material is introduced into the crushing gap between crushing cone and crushing ring and pre-crushed before it falls into the grinding container, where it is further processed by the stirring shaft and the grinding media.
- the document DE 102008058585 A1 discloses an agitator ball mill with a horizontally arranged grinding container and a stirring shaft, wherein between the grinding material inlet and the grinding chamber a pre-shredding device is provided, which has a gap protection to the grinding chamber. This prevents that grinding media can flow back and get into the Vorzerklein ceremoniessvorraum.
- EP 1980323 B1 describes a cutting system with a cutting rotor comprising rotor lugs, on whose outwardly facing surfaces rotor cutting plates are fixed with cutting edge.
- a stator ring Around the cutting rotor is a stator ring with an annular base and stator lugs.
- the Statorstollen each have an inwardly facing Statoraus originallyung with Statorschneidplatte.
- the Statorschneidplatten are each arranged and fixed so that they are opposite to the rotor cutting plates.
- the invention has for its object to improve the pre-crushing of solid constituents of regrind, in particular a Vorzerklein mecanicsvortechnisch
- the invention relates to a pre-crushing device for a ball mill or agitator ball mill.
- the pre-comminution device is arranged in the grinding container between a grinding material inlet of the ball mill or agitator ball mill and a grinding chamber and serves, in particular, to pre-comminute the material to be ground, so that the material to be ground entering the grinding space preferably has only components with a predefined maximum size.
- the pre-crushing device consists of a first stationary crushing means and a second rotationally movable crushing means, between which a crushing gap is formed.
- the first stationary shredder is in particular a in
- the first stationarily formed comminuting means has an internal toothing.
- the second shredding means comprises a first portion and a second portion.
- the comminution gap is formed, in particular, between the first stationarily formed comminution means and the first subarea of the second comminution means.
- the Crushing agent has conductive structures for the millbase.
- the guide structures serve, in particular, to supply the grinding material entering via the grinding material inlet to the grinding chamber in the direction of the first subregion of the second comminuting means and thus in the direction of the comminuting gap formed between comminuting ring and first subregion.
- the first portion of the second crushing means comprises a first outer toothing.
- the first crushing means and the second crushing means are arranged so that the external teeth of the first portion of the second crushing means to form the crushing gap largely in the internal teeth of the first crushing means, in particular the
- the comminution gap forms a minimum distance between the internal toothing and the external toothing.
- the inner and outer teeth can for example be largely formed positively to one another. However, the teeth are separated from each other by the minimum distance of the comminution gap, that is, the teeth of the two comminution means do not touch each other.
- the guide structures of the second subregion of the second comminuting means are formed by a coarse external toothing of this subregion.
- the second subregion comprises a second subregion External teeth with second external teeth, which have a second tooth height and width. This second tooth height and width is greater than a first tooth height and width of the first outer teeth described above in the first portion of the second grinding means.
- the coarse external toothing in particular has a tooth width of the individual
- Teeth which increases seen from a free end of the second portion from in the direction of the adjacent first portion.
- the tooth height of the second external teeth may also decrease in the direction of the adjacent first partial area.
- the description of the tooth shape relates in particular to the outer surfaces of the second external teeth.
- the sides defining the outer surface of the second outer teeth have a curved course.
- one of the two sides has a greater curvature, whereby the broadening of the outer surfaces of the second outer teeth is formed in the direction of the adjacent first portion.
- the first outer toothing of the first portion of the second comminution means extends over the outer surfaces of the second outer toothing of the second portion, i. the second portion has a so-called double teeth, the outer surfaces of the coarse
- the fine toothing essentially corresponds to the first outer toothing of the first subregion of the second comminuting means.
- the second portion of the second rotatably movable comminuting means is formed as a truncated cone-like region with a truncated cone base surface and a truncated cone top surface.
- the first portion may be formed as a largely cylindrical area with a cylinder base.
- the first portion could also be formed as a truncated cone-like area.
- the truncated cone base area of the second subarea and the cylinder base area of the first subarea are largely identical.
- the largely cylindrical area is adjacent to a cylindrical
- the first outer toothing with first outer teeth of a first tooth height and width is assigned to the largely cylindrical portion.
- the first external teeth are formed corresponding to the internal teeth of the internal teeth of the first crushing means, in particular to the internal teeth of the internal teeth of the crushing ring.
- the first crushing means and the second crushing means are arranged so that the external teeth of the cylindrical portion engages with formation of the crushing gap largely into the internal teeth of the first crushing means, wherein the crushing gap a
- the second outer teeth have a second tooth height and width that is greater than the first tooth height and width of the first outer teeth in the cylindrical portion of the second comminution medium. Furthermore, it can be provided that the tooth width of the second outer teeth of the truncated cone top surface in the direction of the cylindrical
- the sides or edges, which respectively bound the outer surface of the outer teeth have a curvature.
- one of the sides is more curved, which causes the widening of the second external teeth in the direction of the cylindrical area.
- the present invention is a device for the
- the ball mill or agitator ball mill is used in particular for grinding wet ground material, but can also for a
- Dry grinding can be used.
- the pre-crushing device is
- the crushing ring comprises an internal toothing in the region of the inner circumferential surface.
- the comminuting means comprises a first region having first teeth of a first material thickness and / or material height and a second region having first and second teeth having a first material thickness and / or material height the first teeth and a second material thickness and / or material height of the second teeth.
- the first material thickness and / or material height is smaller than the second material thickness and / or material height.
- the first material thickness and / or material height of the teeth of the comminution means correspond to the material thickness and / or material height of the inner teeth of the comminuting ring.
- the second teeth of the comminuting agent are in the catchment area of
- Pre-crushing device formed much stronger than the first teeth of the comminuting agent in the region of a crushing or crushing ring.
- the second coarse teeth in the second region of the comminution means also have a tapered tooth shape.
- the tooth form tapers in the direction of the free end region of the cone-like comminution means facing away from the comminution ring or in the direction of the top surface of the comminution means embodied as a truncated cone.
- Vorzerklein mecanicsvortechnisch is formed and arranged between Mahlguteinlass and grinding chamber that as possible no dead space is formed in order to avoid the setting of coarse particles and / or impurities.
- the invention finds particular use in ball mills or stirred ball mills for the production of chocolate masses, fillings for chocolate and other foods.
- the invention is also suitable for other crumbly products and can also for ground suspensions or with appropriate dimensioning for the
- the innovation of the invention thus consists in a combination of a fine toothing and a coarse toothing, in particular in combination with a tapered tooth shape of the coarse toothing, which leads to a better intake behavior with coarse product components, especially if the material to be ground
- Pre-shredding device a better pumping action and / or
- the finished first comminution means in particular the comminution ring equipped with an internal toothing, is arranged and fastened in a grinding container of a ball mill or agitator ball mill.
- the crushing ring is arranged so that it is the interior of the ball mill or
- Agitator ball mill divided into a grinding room and an anteroom.
- the second crushing means is arranged and fixed to a rotatable shaft along a longitudinal axis of the grinding container, so that the first portion of the second crushing means is arranged with the first outer teeth so that they largely engage in the internal teeth of the crushing ring to form the forming a minimum gap forming crushing gap.
- the second portion of the second comminuting agent is then arranged in the antechamber between Mahlguteinlass the ball mill or agitator ball mill and the first crushing or grinding chamber.
- the first stationarily formed comminuting means generally has an outer diameter which corresponds approximately to the inner diameter of the grinding container and is arranged and fixed in the grinding container.
- the second crushing means is arranged and fixed to the agitator shaft of a stirred ball mill.
- Vorzerkleinbüchersvortechnisch in a ball mill a separate drive for the second crushing means is provided.
- the device according to the invention can advantageously be the ground material for large
- Mills in particular of wet grinding mills are pre-crushed before it is further processed in the grinding chamber by the grinding aids.
- the coarse toothing of the rotating comminuting agent also improves the introduction of the millbase into the grinding chamber and at least largely prevents residues of millbase in the antechamber between the millbase inlet and the grinding chamber.
- the pre-shredding device according to the invention can be integrated directly in the assembly of mills in this. But it is also possible to retrofit mills with a Vorzerklein réelles worn invention, if necessary, an existing Vorzerklein réelles adopted must be dismantled before. Fiqurenbeschreibunq
- Figure 1 shows a schematic view of a stirred ball mill with vertically arranged grinding container and stirring tool according to the prior art.
- Figure 2 shows a schematic view of a stirred ball mill with horizontally arranged grinding container and stirring tool according to the prior art.
- FIGS. 3 show various views of a first comminuting means of a pre-comminuting device according to the invention.
- Figures 4 show various views of a second crushing means of a pre-crushing device according to the invention.
- Figure 5 shows a detail of the teeth between the first
- FIG. 6 shows a cross section through an inventive device
- Figure 1 shows a schematic view of a stirred ball mill 1 a with vertically arranged grinding container 2 and stirring tool 3 according to the prior art.
- the agitator ball mill 1 a has an upper Mahlguteinlass 4 and a lower Mahlgutauslass 5, which is associated with a separator 6.
- the agitator ball mill 1 a further comprises one with the stirring shaft 3 * of the stirring tool This consists of a crushing cone 8, which is rotatably mounted on the agitator shaft 3 * and attached to the grinding container 2 crushing ring 9.
- the ground material is introduced into the crushing gap S between crushing cone 8 and crushing ring 9 and is pre-crushed before it falls into the grinding container 2, where it is further processed by the stirring tool 3 and the grinding media.
- the ground product is then on the Mahlgutauslass 5 from the
- FIG. 2 shows a schematic view of another agitator ball mill 1 b with horizontally arranged grinding container 2 and stirring tool 3 according to the prior art.
- the agitator ball mill 1 b has an upper Mahlguteinlass 4 and on the opposite side of the grinding container 2 centrally arranged Mahlgutauslass 5, which is associated with a separator 6.
- the separator 6 holds the grinding media M in the grinding container 2 back.
- the agitator ball mill 1 b further comprises a pre-shredding device 7 connected to the agitator shaft 3 *.
- This consists of a crushing cone 8, which is arranged rotationally fixed on the agitator shaft 3 * of the agitating tool 3 and a crushing ring 9 fastened to the grinding container 2.
- the ground material is introduced into the crushing gap S introduced between crushing cone 8 and crushing ring 9 and is pre-crushed before it enters the grinding container 2, where it is further processed by the stirring tool 3 and the grinding media M.
- the ground product becomes
- the pre-shredding device 7 has a gap protection for the grinding space 2R, which prevents the grinding bodies M from flowing back and from entering the pre-shredding device 7.
- a pre-shredding device 7 according to the invention (compare in particular FIG. 6) consists of a first stationary shredder 20
- the first comminuting means 20 is designed as a so-called comminution ring 21 and the second comminution means 30 is designed as a so-called extended truncated cone 31.
- the pre-comminuting device is arranged inside the mill between the grinding material inlet 4 and the grinding chamber 2R (cf. also FIGS. 1, 2 and 6) that the second comminution means 30 on the side facing the grinding space 2R at least partially into the first comminuting means 20 to form the comminution gap S engages, so that the regrind when entering the Milling chamber 2R must pass through the crushing gap S, where it
- FIG. 3 shows various views of a first comminution means 20 of a pre-comminuting device according to the invention, in particular FIG. 3B shows a section along the section line A-A according to FIG. 3A.
- Crushing means 20 is in particular formed as a crushing ring 21.
- the inner peripheral surface 24 of the crushing ring 21 has a so-called
- FIG. 3C shows a perspective view of the first comminution means 20 designed as comminution ring 21, and FIG. 3D shows a detail section from FIG. 3A.
- FIG. 3D shows a detail section from FIG. 3A.
- the internal toothing of the inner peripheral surface 24 by means of fine inner teeth 26 can be clearly seen.
- FIG. 4 shows various views of a second comminution means 30 of a pre-comminution device according to the invention, in particular FIG. 4C shows a section along the section line A-A according to FIG. 4B.
- FIG. 4D shows a detailed detail of FIG. 4C.
- Figure 4E shows a plan view of the second
- the second shredding means 30 comprises a truncated cone 35
- the formed as a truncated cone 35 area has a base GF, a top surface DF and a
- the cylindrical region 34 has a cylinder base area ZF with the same cross section or the same diameter as the base area GF of the truncated cone 35 and an outer circumferential surface AF34.
- the second shredding means 30 has at least partially first
- the second shredding means 30 at least partially second external teeth 37.
- the second comprises
- Crushing means 30 a first cylindrical portion 34, with first teeth 36 of a first material thickness and / or material height and a second frusto-conical portion 35 with first teeth 36 and second teeth 37 of a second material thickness and / or material height and wherein the first material thickness and / or material height smaller is as the second material thickness and / or material height.
- the first material thickness and / or material height of the fine outer teeth 36 of the second correspond Crushing means 30 at least largely with the material thickness and / or material height of the inner teeth 26 of the crushing ring 21 (see also Figure 3).
- the so-called coarse teeth 37 of the second comminution means 30 are formed in the feed area of Vorzerklein ceremoniessvorraum 7 significantly stronger than the fine teeth 36 of the second crushing means 30 and / or the fine inner teeth 26 of the first crushing means 20 and crushing ring 21.
- the second coarse outer teeth 37 in the second Region 35 of the second comminution means 30 also have a tapered tooth shape.
- the tooth form tapers in the direction of the free end region of the second comminution means 30 facing away from the comminution ring 21 or in the direction of a cover surface DF of the second region of the second part designed as a truncated cone 35
- fine teeth 36 extend over the outer circumferential surfaces of the coarse outer teeth 37.
- coarser second outer teeth 37 of the second crushing means 30 coarse particles of the ground material can be better detected and pre-crushed. The whole
- Pre-crushing device is designed and arranged between Mahlguteinlass 4 and grinding chamber 2R (see also Figures 2 and 6) that as possible no dead space is formed in order to avoid the seizure of coarse particles and / or impurities by the material to be ground.
- the sides delimiting the outer surface of the coarse outer teeth 37 have a curved course.
- one of the two sides has a greater curvature, whereby the broadening of the outer teeth 37 in the direction of the adjacent cylindrical
- Subregion 34 is formed.
- Figure 5 shows a detail of the teeth between the first
- the fine inner teeth 26 and the fine outer teeth 36 engage with formation of a crushing gap S largely into one another.
- the comminution gap S defines a minimum distance between the fine inner teeth 26 of the comminuting ring 21 and the fine outer teeth 36 of the cylindrical portion 34 of the second comminuting means 30, so that the grinding material entering the grinding space 2R (see FIGS. 1, 2 and 6) is pre-comminuted by the comminution gap S.
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL14816109T PL3057710T3 (en) | 2013-10-14 | 2014-10-01 | Pre-comminuting device for a ball mill or an agitator mill and ball mill with pre-comminuting device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201310111297 DE102013111297A1 (en) | 2013-10-14 | 2013-10-14 | Pre-comminution device for a ball mill or agitator ball mill and ball mill with pre-shredding device |
PCT/DE2014/000492 WO2015055161A1 (en) | 2013-10-14 | 2014-10-01 | Pre-comminuting device for a ball mill or agitator ball mill, and ball mill with pre-comminuting device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3057710A1 true EP3057710A1 (en) | 2016-08-24 |
EP3057710B1 EP3057710B1 (en) | 2018-03-07 |
Family
ID=52144316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP14816109.4A Active EP3057710B1 (en) | 2013-10-14 | 2014-10-01 | Pre-comminuting device for a ball mill or an agitator mill and ball mill with pre-comminuting device |
Country Status (9)
Country | Link |
---|---|
US (1) | US10471436B2 (en) |
EP (1) | EP3057710B1 (en) |
JP (1) | JP6182671B2 (en) |
CN (1) | CN105682805B (en) |
BR (1) | BR112016006741B1 (en) |
DE (1) | DE102013111297A1 (en) |
PL (1) | PL3057710T3 (en) |
RU (1) | RU2644015C2 (en) |
WO (1) | WO2015055161A1 (en) |
Cited By (1)
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CN113856872A (en) * | 2021-10-08 | 2021-12-31 | 江苏一环集团有限公司 | Desulfurization and denitrification catalyst grinding system and grinding method |
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DE102015118858B3 (en) | 2015-11-04 | 2017-02-09 | Netzsch-Feinmahltechnik Gmbh | Crushing device and method for comminuting raw materials |
CN109499698A (en) * | 2017-09-15 | 2019-03-22 | 南京麒麟科学仪器集团有限公司 | Ball-stirring mill fast grinding method |
CN116060179A (en) | 2018-03-27 | 2023-05-05 | 深圳市饮之源科技有限公司 | Automatic pulverizer |
CN108817408A (en) * | 2018-08-01 | 2018-11-16 | 芜湖市昌瑞金属粉末有限公司 | A kind of precomminution feeding device of metal powder ball mill |
DE102018009752A1 (en) | 2018-12-12 | 2020-06-18 | Hugo Nienhaus | Easily handled refinement of biochar in a shredding device with high sustainability of the use in feed |
CN111208124B (en) * | 2020-01-17 | 2022-07-12 | 拱北海关技术中心 | Portable intelligent food heavy metal detector |
US11517149B2 (en) | 2020-02-25 | 2022-12-06 | Flower Mill LLC | Flower mill assembly |
CN112844557A (en) * | 2021-02-24 | 2021-05-28 | 迁安市民祥工贸有限公司 | Pre-crushing device for ball mill |
CN115318391B (en) * | 2022-07-26 | 2023-09-19 | 四川瑞驰拓维机械制造有限公司 | Self-suction low-energy-consumption vertical sand mill |
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-
2013
- 2013-10-14 DE DE201310111297 patent/DE102013111297A1/en active Pending
-
2014
- 2014-10-01 CN CN201480055068.8A patent/CN105682805B/en active Active
- 2014-10-01 RU RU2016118667A patent/RU2644015C2/en active
- 2014-10-01 PL PL14816109T patent/PL3057710T3/en unknown
- 2014-10-01 EP EP14816109.4A patent/EP3057710B1/en active Active
- 2014-10-01 BR BR112016006741-0A patent/BR112016006741B1/en active IP Right Grant
- 2014-10-01 JP JP2016522055A patent/JP6182671B2/en active Active
- 2014-10-01 WO PCT/DE2014/000492 patent/WO2015055161A1/en active Application Filing
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113856872A (en) * | 2021-10-08 | 2021-12-31 | 江苏一环集团有限公司 | Desulfurization and denitrification catalyst grinding system and grinding method |
CN113856872B (en) * | 2021-10-08 | 2022-09-23 | 江苏一环集团有限公司 | Desulfurization and denitrification catalyst grinding system and grinding method |
Also Published As
Publication number | Publication date |
---|---|
BR112016006741A2 (en) | 2017-08-01 |
EP3057710B1 (en) | 2018-03-07 |
CN105682805A (en) | 2016-06-15 |
WO2015055161A1 (en) | 2015-04-23 |
US10471436B2 (en) | 2019-11-12 |
DE102013111297A1 (en) | 2015-04-16 |
US20160199846A1 (en) | 2016-07-14 |
BR112016006741B1 (en) | 2021-07-13 |
RU2644015C2 (en) | 2018-02-07 |
PL3057710T3 (en) | 2018-08-31 |
JP2016536113A (en) | 2016-11-24 |
CN105682805B (en) | 2018-11-23 |
RU2016118667A (en) | 2017-11-21 |
JP6182671B2 (en) | 2017-08-16 |
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