EP3990190B1 - Broyeur à rouleaux avec des éléments du bord et procédé pour ajuster un entrebâillement de la façade - Google Patents
Broyeur à rouleaux avec des éléments du bord et procédé pour ajuster un entrebâillement de la façade Download PDFInfo
- Publication number
- EP3990190B1 EP3990190B1 EP20737367.1A EP20737367A EP3990190B1 EP 3990190 B1 EP3990190 B1 EP 3990190B1 EP 20737367 A EP20737367 A EP 20737367A EP 3990190 B1 EP3990190 B1 EP 3990190B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- roll
- milling
- grinding
- roller
- spacer element
- 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
Links
- 238000000034 method Methods 0.000 title claims description 12
- 125000006850 spacer group Chemical group 0.000 claims description 61
- 238000003801 milling Methods 0.000 claims description 26
- 238000000227 grinding Methods 0.000 description 128
- 239000000463 material Substances 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000011435 rock Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
Images
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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—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
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/283—Lateral sealing shields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
- B02C4/305—Wear resistant rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/32—Adjusting, applying pressure to, or controlling the distance between, milling members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2210/00—Codes relating to different types of disintegrating devices
- B02C2210/02—Features for generally used wear parts on beaters, knives, rollers, anvils, linings and the like
Definitions
- the invention relates to a roller mill with edge elements and a method for adjusting a front gap of the roller mill.
- Roller mills are usually used to crush grist, such as limestone, clinker or similar rocks.
- grist such as limestone, clinker or similar rocks.
- edge elements In order to influence the lateral outflow of ground material from a grinding gap formed between the grinding rollers of a roller mill in a controlled manner, it is known to arrange edge elements on one of the grinding rollers.
- a roller mill with edge elements is, for example, from DE 20 2014 006 837 U1 known.
- a grinding roller with a device for laterally limiting and sealing the roller gap is in DE 4037816 A1 disclosed.
- a grinding roller of a roller mill comprises a roller body and a rim member which is attached to an end portion of the roller body of the grinding roller and extends in the radial direction beyond the surface of the roller body of the grinding roller.
- the edge member includes a base flange and a spacer member attached thereto, wherein a plurality of wear protection members are attached to the spacer member and wherein the spacer member is mounted between the wear protection member and the base flange.
- the edge element preferably extends 10 to 40 cm, preferably 15 to 30 cm, in particular 20 to 25 cm beyond the surface of the roller base body, in particular the grinding surface.
- the grinding surface is preferably the lateral surface of the cylindrical roller base body.
- the grinding surface is preferably provided with a plurality of, in particular pin-shaped, wear protection elements.
- the base flange is preferably designed as an annular plate, which comprises a steel, for example, and is fastened, in particular welded, to the roller base body.
- the base flange is formed in one piece with the roller body, for example cast.
- the spacer element is fitted between the wear protection element and the base flange.
- the spacer element is preferably made of steel, plastic, brass or copper.
- the spacer element is attached to the side face of the base flange that points inwards in the axial direction of the grinding roller.
- the spacer element between the base flange and the wear protection element provides a distance between the wear protection element and the base flange, which can be adjusted via the selected thickness of the spacer element.
- the spacer element has, for example, a thickness of 0.1 mm to 40 mm, preferably 5 mm to 30 mm, in particular 20 mm.
- the edge element is, for example, detachably connected to the main roller body of the grinding roller.
- the grinding roller preferably comprises a drive shaft for driving the grinding roller, on which the roller base body is arranged.
- a detachable arrangement of the edge elements on the roller body offers the advantage of quick and easy replacement of the edge elements in the event of wear.
- the edge elements are, for example, glued, soldered, welded or screwed onto the roller body.
- the spacer element is detachably attached to the base flange.
- the spacer element is attached to the base element using screws or bolts.
- a plurality of spacer elements are preferably arranged next to one another on the base flange and are each attached to the base flange using a detachable connecting means such as a screw or bolt.
- a detachable attachment of the spacer element to the base flange enables the spacer element to be easily replaced.
- the spacer element is exchanged to increase or decrease the distance between the wear protection element and the base flange.
- the spacer element is plate-shaped. According to a further embodiment, the spacer element is designed in the shape of a circular ring or part of a circular ring. Exactly one or a plurality of spacer elements is attached to the base element, for example.
- the base flange is designed as a circular plate.
- the base flange is preferably firmly connected to the roller base body, in particular welded or formed in one piece with it.
- the wear protection elements are detachably attached to the spacer element.
- the wear protection elements are preferably fastened to the respective spacer element by means of a detachable connecting element, such as a screw or a bolt.
- a detachable connection of the wear protection elements allows easy replacement of the wear protection elements, for example in the event of wear.
- the base flange is detachably connected to the main roller body of the grinding roller.
- the base flange is preferably fastened to the round roller body by means of screws or bolts.
- the base flange is at least partially attached to the end face of the roller body. A detachable connection of the base flange to the roller body enables the complete edge element to be exchanged in a simple manner.
- the invention also includes a roller mill having a first grinding roller and a second grinding roller, which are arranged opposite one another and can be driven in opposite directions, with at least one grinding roller being designed as described above.
- a grinding gap is formed between the grinding rollers, with the edge element being formed in such a way that it extends across the grinding gap and at least partially covers the opposite grinding roller at the front. It is also conceivable that each of the grinding rollers has exactly one edge element.
- Each of the grinding rollers has in particular a first end area and a second end area, the first grinding roller having an edge element at its first end area which covers the first end area of the second grinding roller in the area of the grinding gap at the front.
- the second grinding roller preferably has an edge element on its second end area, which frontally covers the second end area of the first grinding roller in the area of the grinding gap.
- the edge elements are arranged diagonally opposite with respect to the end regions of the grinding rollers.
- only one grinding roller has two edge elements which are attached to opposite ends of the grinding rollers, the opposite grinding roller having no edge element.
- an end gap is preferably formed in each case. A gap at the end prevents the edge element from colliding with the end region of the respectively opposite grinding roller in the event of the grinding rollers running out of alignment, with the grinding rollers lying opposite one another not being arranged parallel to one another.
- the gap at the front serves to reduce wear on the edge elements.
- the edge elements preferably cover the opposite grinding rollers by about 2-10%, in particular 4-7%, preferably 5% of the roller diameter.
- the overlap means the area of the opposite grinding roller along which the edge element extends in the radial direction. If the overlap is too small, the material will flow past the edge elements, while if the overlap is too large, this will lead to a collision if the grinding rollers are misaligned.
- An overlap of the edge elements of about 2-10%, in particular 4-7%, preferably 5% of the roller diameter offers an optimal overlap, with collision and flow of the material over the edge elements being avoided.
- the grinding rollers of the roller mill are preferably of identical construction. This offers the advantage of easy exchangeability of the grinding rollers in the event of maintenance and enables time and cost savings.
- the invention also includes a method for adjusting a front gap of a roller mill with a first grinding roller and a second grinding roller, which are arranged opposite one another and can be driven in opposite directions.
- a grinding gap is formed between the grinding rollers, with each of the grinding rollers having an edge element at an end region of a respective roller end, which is designed in such a way that it extends across the grinding gap and at least partially covers the opposite grinding roller on the front side, so that between the edge element and the front side a gap is formed at the end of the respectively opposite grinding roller.
- the edge member has a base flange.
- the procedure for adjusting the face gap includes the steps: attaching a spacer to the base flange; and attaching a plurality of antiwear elements to the spacer, wherein the spacer is attached between the antiwear element and the base flange.
- the advantages described with reference to the grinding roller apply to the method for setting a gap at the front in a process-related correspondence.
- the method described is preferably used to adjust the width of the gap at the end, the width of the gap at the end preferably being dependent on the thickness of the spacer element.
- the spacer element is attached in particular to the side surface of the Base flange attached so that the width of the face gap is reduced.
- Each edge element of the roller mill preferably has an identical spacer element, so that the front-side gaps of a grinding roller preferably have the same width. It is also conceivable that a plurality, for example two or three, spacer elements are attached next to one another in the axial direction on a respective base flange.
- the spacer element and the wear protection elements are detachably fastened to the base flange.
- the spacer element is preferably attached to the base flange by means of screws or bolts.
- the wear protection elements are preferably each attached to the spacer element by means of detachable fastening means such as screws.
- the plurality of spacer elements are screwed together and to the base flange.
- An edge element as described above with a spacer element and a plurality of wear protection elements offers the advantage of easy adjustability of the front gap, so that, depending on the application, a spacer element with a corresponding thickness can be easily attached to the base flange and the desired front gap is thus set.
- FIG. 1 shows a roller mill 10 with a first grinding roller 12 and a second grinding roller 14, each of which has a substantially cylindrical roller body.
- the grinding rollers 12, 14 are arranged opposite one another and can be driven in opposite directions.
- a grinding gap 16 is formed between the grinding rollers 12, 14 and extends in the axial direction.
- the grinding rollers 12, 14 are arranged parallel to one another, so that the grinding gap 16 extending between the grinding rollers 12, 14 has a constant width.
- Each of the grinding rollers 12, 14 also has a drive shaft 30, 32 which extends through the respective grinding roller 12, 14 along the central axis and drives the grinding rollers to rotate about its central axis.
- the first and the second grinding roller 12, 14 have the same diameter and the same length and are of essentially identical construction.
- the grinding rollers 12, 14 each have a first end region 24, 28 and a second end region 22, 26 which are arranged at opposite ends of the grinding roller.
- the first end area 24 of the first grinding roller 12 is arranged opposite the first end area 28 of the second grinding roller 14 , the second end area 22 of the first grinding roller 12 being arranged opposite the second end area 26 of the second grinding roller 14 .
- the roller mill 10 also has a first edge element 18 and a second edge element 20, one edge element 18, 20 being arranged on each grinding roller 12, 14 in each case.
- the edge elements 18, 20 are arranged diagonally opposite one another in relation to the end regions 22 to 28 of the grinding rollers 12, 14.
- the first grinding roller 12 has at its first end area 24 an edge element 18 which extends in the radial direction over the grinding gap 16 and partially covers the end face of the second grinding roller 14 at the first end area 28 .
- the second grinding roller 14 has at its second end area 26 an edge element 20 which extends in the radial direction over the grinding gap 16 and partially covers the end face of the first grinding roller 12 at its second edge area 22 .
- the second edge member 20 is referenced arranged on the first edge element 18 at the diagonally opposite end region 26 of the second grinding roller 14 .
- the grinding rollers 12, 14 are offset in the axial direction, so that a first end-side gap 34 is formed between the first edge element 18 and the end face of the second grinding roller 14, and a second end-side gap is formed between the second edge element 20 and the end face of the first grinding roller 12 36 is formed.
- the first and the second end gap 34, 36 each extend in the radial direction.
- Each grinding roller 12, 14 comprises a preferably cylindrical roller body 11, 13, which has a grinding surface formed by the cylindrical surface of the roller body.
- the edge elements 18, 20 each comprise, for example, a circumferential circular ring which is attached to the respective grinding roller 12, 14 in a manner that is not shown.
- the edge elements 18, 20 are attached to the end face or to the outer circumference of the grinding roller, in particular the respective roller body.
- the edge elements 18, 20 are made of a wear-resistant material, such as steel, and have a thickness of 10 mm to 100 mm, for example, and cover the opposite grinding rollers 12, 14 by about 2-10%, in particular 4-7%, preferably 5 % of roll diameter.
- the first grinding roller 12 has two edge elements 18, 20 which are each attached to an end region of the grinding roller 12.
- the first edge element 18 is attached to the first edge area 22 of the first grinding roller 12 and extends in the radial direction across the grinding gap 16 so that it partially covers the end face of the second grinding roller 14 at the first end area 26 .
- the second edge element 20 is attached to the second end area 24 of the first grinding roller 12 and extends in the radial direction across the grinding gap 16, so that the end face of the second grinding roller 14 faces the second end area 28 partially covered.
- a respective end face gap 34, 36 is formed between the edge elements 18 and the respective end face of the second grinding roller 14 a respective end face gap 34, 36 is formed.
- FIG 3 shows a grinding roller, for example the first grinding roller 12 of FIG figures 1 and 2 , with two edge elements 18, 20.
- Each of the edge elements 18, 20 includes a base flange 38 which is, for example, an annular plate.
- the base flange 38 is preferably formed in one piece from steel, for example, and is attached to the roller base body of the grinding roller 12, in particular welded or formed in one piece with it, in particular cast.
- a spacer element 40 is attached to the base flange 38 .
- the spacer element 40 is designed, for example, as a circular plate. It is also conceivable that the spacer element 40 has a plurality of segments in the shape of part circular rings, which preferably together form a circular ring and are attached next to one another on the base flange.
- the spacer element 40 is preferably made of steel, plastic, brass or copper.
- the spacer element 40 is, for example, releasably attached to the base flange by means of a non-positive and/or positive connection means.
- the spacer element 40 is attached to the base flange 38 by means of one or a plurality of screws.
- the spacer element 40 is attached to the side surface pointing inwards in the axial direction of the grinding roller 12 and covers it completely, for example.
- a plurality of wear protection elements 42 are attached to the spacer element 40 .
- the wear protection elements 42 are, for example, plate-shaped and made of a wear-resistant material, such as tungsten carbide or ceramic.
- the wear protection elements 42 are preferably attached to the spacer element 40 next to one another, so that the surface of the spacer element 40 pointing inwards in the axial direction of the grinding roller 12 is preferably completely covered by one or a plurality of wear protection elements 42 .
- the wear protection elements 42 are fastened to the spacer element 40, for example by means of a detachable connection means, such as screws or bolts.
- the grinding roller 12 has an edge protection 44 which preferably comprises a plurality of corner blocks which are fitted, for example, in a circumferential groove on an end region of the grinding roller.
- the edge protection 44 is preferably in contact with the wear protection elements 42 .
- a spacer element 40 enables a simple adjustment of the end gap 34, 36 of the roller mill 10, in particular without an axial displacement of the grinding rollers 12, 14 relative to one another.
- a spacer element 40 with a corresponding thickness is attached to the base flange 38 in order to adjust the gap 34, 36 on the end face. Then, for example, the wear protection elements 42 are attached to the spacer element 40 . In order to achieve a further enlargement or reduction of the end gap 34, 36, an axial displacement of at least one of the grinding rollers 12, 14 relative to the other grinding roller 12, 14 is possible.
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Claims (11)
- Cylindre broyeur (12, 14) d'un broyeur à cylindres (10) présentant un corps de base de cylindre (11, 13) et un élément de bord (18, 20) qui est monté au niveau d'une zone d'extrémité (22, 24, 26, 28) d'une extrémité de cylindre du cylindre broyeur (12, 14) et s'étend dans le sens radial au-delà de la surface du corps de base de cylindre (11, 13),
dans lequel l'élément de bord (18, 20) comporte une bride de base (38) et un élément de distance (40) monté sur celle-ci, dans lequel une pluralité d'éléments de protection contre l'usure (42) est montée au niveau de l'élément de distance (40), caractérisé en ce que l'élément de distance (40) est monté entre l'élément de protection contre l'usure (42) et la bride de base (38). - Cylindre broyeur (12, 14) selon la revendication 1, dans lequel l'élément de distance (40) est fixé de manière détachable à la bride de base (38).
- Cylindre broyeur (12, 14) selon l'une quelconque des revendications précédentes, dans lequel l'élément de distance (40) est réalisé en forme de plaque.
- Cylindre broyeur (12, 14) selon l'une quelconque des revendications précédentes, dans lequel la bride de base (38) est réalisée comme une plaque annulaire et circulaire.
- Cylindre broyeur (12, 14) d'un broyeur à cylindres (10) selon l'une quelconque des revendications précédentes, dans lequel l'élément de distance (40) est réalisé comme une plaque annulaire et circulaire.
- Cylindre broyeur (12, 14) selon l'une quelconque des revendications précédentes, dans lequel l'élément de distance (40) est réalisé comme une plaque en forme d'anneau de cercle partiel et une pluralité d'éléments de distance (40) est montée au niveau de la bride de base (38).
- Cylindre broyeur (12, 14) selon l'une quelconque des revendications précédentes, dans lequel les éléments de protection contre l'usure (42) sont montés de manière détachable au niveau de l'élément de distance (40).
- Cylindre broyeur (12, 14) selon l'une quelconque des revendications précédentes, dans lequel la bride de base (38) est reliée de manière détachable au corps de base de cylindre (11, 13) du cylindre broyeur (12, 14).
- Broyeur à cylindres (10) présentantun premier cylindre broyeur (12) et un second cylindre broyeur (14) qui sont agencés à l'opposé et sont entraînables en sens inverse, dans lequel au moins un cylindre broyeur (12, 14) est réalisé selon l'une quelconque des revendications précédentes,dans lequel une fente de broyage (16) est réalisée entre les cylindres broyeurs (12, 14) et dans lequel l'élément de bord (18, 20) est réalisé de telle manière qu'il s'étende sur la fente de broyage (16) et recouvre côté avant au moins partiellement le cylindre broyeur (12, 14) opposé.
- Procédé de réglage d'une fente (34, 36) côté avant d'un broyeur à cylindres (10) avec un premier cylindre broyeur (12) et un second cylindre broyeur (14) qui sont agencés à l'opposé et sont entraînables en sens inverse,dans lequel une fente de broyage (16) est réalisée entre les cylindres broyeurs (12, 14),dans lequel chacun des cylindres broyeurs (12, 14) présente au niveau d'une zone d'extrémité (22, 24, 26, 28) d'une extrémité de cylindre respective un élément de bord (18, 20) qui est réalisé de telle manière qu'il s'étende sur la fente de broyage (16) et le cylindre broyeur (12, 14) opposé recouvre côté avant au moins partiellement de sorte qu'une fente (34, 36) côté avant soit réalisée entre l'élément de bord (18, 20) et le côté avant du cylindre broyeur (12, 14) respectivement opposé, et dans lequel l'élément de bord (18, 20) présente une bride de base (38),comprenant les étapes : montage d'un élément de distance (40) au niveau de la bride de base (38) et montage d'une pluralité d'éléments de protection contre l'usure au niveau de l'élément de distance (40), dans lequel l'élément de distance (40) est monté entre l'élément de protection d'usure (42) et la bride de base (38).
- Procédé selon la revendication 10, dans lequel l'élément de distance (40) et les éléments de protection contre l'usure (42) sont fixés de manière détachable.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102019209511.9A DE102019209511A1 (de) | 2019-06-28 | 2019-06-28 | Walzenmühle mit Randelementen und Verfahren zum Einstellen eines stirnseitigen Spalts der Walzenmühle |
PCT/EP2020/067541 WO2020260308A1 (fr) | 2019-06-28 | 2020-06-23 | Moulin à cylindres comprenant des éléments de bordure et procédé de réglage d'une fente frontale du moulin à cylindres |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3990190A1 EP3990190A1 (fr) | 2022-05-04 |
EP3990190B1 true EP3990190B1 (fr) | 2023-05-10 |
Family
ID=71527746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20737367.1A Active EP3990190B1 (fr) | 2019-06-28 | 2020-06-23 | Broyeur à rouleaux avec des éléments du bord et procédé pour ajuster un entrebâillement de la façade |
Country Status (12)
Country | Link |
---|---|
US (1) | US20220258170A1 (fr) |
EP (1) | EP3990190B1 (fr) |
AU (1) | AU2020301519B2 (fr) |
BR (1) | BR112021026637A2 (fr) |
CA (1) | CA3138798C (fr) |
CL (1) | CL2021003504A1 (fr) |
DE (1) | DE102019209511A1 (fr) |
DK (1) | DK3990190T3 (fr) |
FI (1) | FI3990190T3 (fr) |
PE (1) | PE20220115A1 (fr) |
WO (1) | WO2020260308A1 (fr) |
ZA (1) | ZA202109426B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11612895B2 (en) * | 2021-06-23 | 2023-03-28 | Metso Outotec USA Inc. | Grinding roll and a grinding assembly comprising the grinding roll |
BE1031004B1 (de) * | 2022-10-28 | 2024-06-04 | Smidth As F L | Eckblocksegment für eine Walze einer Zerkleinerungsvorrichtung |
WO2024089672A1 (fr) * | 2022-10-28 | 2024-05-02 | Flsmidth A/S | Segment bloc d'angle pour rouleau de dispositif de broyage |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE457037C (de) | 1928-03-06 | Bergedorfer Maschinenfabrik Vo | Walzwerk zum Aufbereiten von Ton oder anderen breiigen oder koernigen Massen mit an den Stirnseiten der Walzen liegenden Abschlussplatten fuer den Walzenspalt | |
DE4037816A1 (de) | 1990-11-28 | 1992-06-04 | Kloeckner Humboldt Deutz Ag | Walzwerk |
US20100200686A1 (en) | 2007-07-25 | 2010-08-12 | Flsmidth A/S | Roller press with annular disc |
WO2013158346A1 (fr) | 2012-04-20 | 2013-10-24 | Metso Minerals Industries, Inc. | Rouleau de concassage muni d'une protection de bord |
EP2756886B1 (fr) | 2012-04-20 | 2017-06-07 | Metso Minerals (Sweden) AB | Broyeur à rouleaux comportant au moins un rouleau avec une bride |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8708264B2 (en) * | 2012-04-20 | 2014-04-29 | Metso Minerals (Sweden) Ab | Roller crusher having at least one roller comprising a flange |
WO2014117783A1 (fr) * | 2013-02-04 | 2014-08-07 | Flsmidth A/S | Presse à cylindres |
DE202014006837U1 (de) | 2014-08-27 | 2014-09-08 | Thyssenkrupp Ag | Mahlwalze für eine Walzenmühle, sowie eine Walzenmühle |
DE102017208014A1 (de) * | 2017-05-11 | 2018-11-15 | Thyssenkrupp Ag | Walzenmühle und Verfahren zum Betreiben einer Walzenmühle |
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2019
- 2019-06-28 DE DE102019209511.9A patent/DE102019209511A1/de active Pending
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2020
- 2020-06-23 WO PCT/EP2020/067541 patent/WO2020260308A1/fr active Application Filing
- 2020-06-23 US US17/622,066 patent/US20220258170A1/en active Pending
- 2020-06-23 FI FIEP20737367.1T patent/FI3990190T3/fi active
- 2020-06-23 AU AU2020301519A patent/AU2020301519B2/en active Active
- 2020-06-23 DK DK20737367.1T patent/DK3990190T3/da active
- 2020-06-23 PE PE2021002244A patent/PE20220115A1/es unknown
- 2020-06-23 EP EP20737367.1A patent/EP3990190B1/fr active Active
- 2020-06-23 BR BR112021026637A patent/BR112021026637A2/pt unknown
- 2020-06-23 CA CA3138798A patent/CA3138798C/fr active Active
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2021
- 2021-11-23 ZA ZA2021/09426A patent/ZA202109426B/en unknown
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE457037C (de) | 1928-03-06 | Bergedorfer Maschinenfabrik Vo | Walzwerk zum Aufbereiten von Ton oder anderen breiigen oder koernigen Massen mit an den Stirnseiten der Walzen liegenden Abschlussplatten fuer den Walzenspalt | |
DE4037816A1 (de) | 1990-11-28 | 1992-06-04 | Kloeckner Humboldt Deutz Ag | Walzwerk |
US20100200686A1 (en) | 2007-07-25 | 2010-08-12 | Flsmidth A/S | Roller press with annular disc |
WO2013158346A1 (fr) | 2012-04-20 | 2013-10-24 | Metso Minerals Industries, Inc. | Rouleau de concassage muni d'une protection de bord |
EP2756886B1 (fr) | 2012-04-20 | 2017-06-07 | Metso Minerals (Sweden) AB | Broyeur à rouleaux comportant au moins un rouleau avec une bride |
Also Published As
Publication number | Publication date |
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EP3990190A1 (fr) | 2022-05-04 |
US20220258170A1 (en) | 2022-08-18 |
BR112021026637A2 (pt) | 2022-02-15 |
DE102019209511A1 (de) | 2020-12-31 |
ZA202109426B (en) | 2022-09-28 |
CA3138798A1 (fr) | 2020-12-30 |
CA3138798C (fr) | 2023-08-22 |
FI3990190T3 (fi) | 2023-06-02 |
AU2020301519A1 (en) | 2022-02-24 |
AU2020301519B2 (en) | 2023-02-16 |
CL2021003504A1 (es) | 2022-09-09 |
PE20220115A1 (es) | 2022-01-26 |
WO2020260308A1 (fr) | 2020-12-30 |
DK3990190T3 (da) | 2023-06-06 |
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