EP3651915A1 - SIEBSEGMENT MIT EINEM VERSCHLEIßSCHUTZ SOWIE VERFAHREN ZUM HERSTELLEN EINES SIEBSEGMENTS - Google Patents
SIEBSEGMENT MIT EINEM VERSCHLEIßSCHUTZ SOWIE VERFAHREN ZUM HERSTELLEN EINES SIEBSEGMENTSInfo
- Publication number
- EP3651915A1 EP3651915A1 EP18739842.5A EP18739842A EP3651915A1 EP 3651915 A1 EP3651915 A1 EP 3651915A1 EP 18739842 A EP18739842 A EP 18739842A EP 3651915 A1 EP3651915 A1 EP 3651915A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- wear protection
- protection unit
- sieve
- segment
- base plate
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4618—Manufacturing of screening surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4627—Repairing of screening surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4645—Screening surfaces built up of modular elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/04—Casting in, on, or around objects which form part of the product for joining parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/08—Casting in, on, or around objects which form part of the product for building-up linings or coverings, e.g. of anti-frictional metal
Definitions
- the invention relates to a sieve segment, as well as a screening device with a wear protection unit. Furthermore, the invention relates to a method for producing a sieve segment.
- the materials to be classified are often high-hardness materials that are highly abrasive. This occurs on the surface of the sieve segments heavy wear, which requires very short maintenance intervals and high processing costs of the sieve segments.
- a screen with a plurality of plate-shaped wear protection elements is already known, which form the surface of the screen.
- These wear protection elements are extremely resistant to wear, but at the same time also react relatively brittle in the event of impacting loads. Such impact loads often occur at the task area of the screening device, at which the material to be classified is placed on the screening device. This often leads to very high wear and damage to the entire screen, which can also result in a failure of the entire screen.
- a sieve segment of a sieve device for separating or classifying feedstock, in particular mineral crushed materials such as oil sands, in at least two grain fractions comprises, according to a first aspect, a substantially sieve-shaped base plate having a plurality of sieve passages, at least one wear protection unit being mounted on the base plate.
- the wear protection unit is formed of a metal matrix composite material having a wear protection insert made of a hard metal and / or ceramic.
- a metal matrix composite material is to be understood as meaning a material made of a metal matrix material, such as steel, in which the wear protection insert is cast from a hard metal and / or ceramic.
- a sieve segment forms at least part of a sieve device, in particular the sieve surface of a sieve device. Preferably, a plurality of sieve segments are arranged side by side to form a sieve surface. It is also conceivable that a screening device has only one sieve segment which forms the sieve surface.
- the material to be classified is, for example, mineral crushed materials, such as oil sands, coal and ores, such as iron ore and nickel ore or cement clinker.
- the base plate preferably forms the lower region of the sieve segment facing away from the material to be classified and is in particular formed in the form of a plate with a plurality of sieve passages.
- the sieve passages of the sieve segment serve to classify the material, with material having a size below a certain grain size falling through the sieve passages and the material falling laterally from the surface of the sieve means above the determined grain size.
- the sieve passages are for example round or rectangular and arranged in rows to each other, so that the largest possible number of Sieb penlässen is arranged side by side. For example, the Sieb thoroughlylässe are evenly spaced from each other and have the same or different sizes.
- the wear protection unit forms in particular at least part of the surface of the sieve segment.
- the wear protection unit serves to protect the wear of the surface of the base plate of the sieve segments.
- a direct impact of the to be classified Prevents material on the surface of the base plate, wherein the material to be classified first falls on the wear protection unit and then passes to the base plate.
- the wear protection unit is preferably formed integrally from the metal matrix composite material.
- a metal matrix composite material is to be understood as meaning a material made of a metal matrix material, such as, for example, steel, in which an insert made of a hard metal and / or ceramic is cast.
- a metal matrix composite material with a wear protection insert made of a hard metal or ceramic offers the advantage of a high wear resistance of the wear protection unit.
- the wear protection insert is preferably made of a pulverulent and / or granular mixture of particles (grains) comprising ceramic, aluminum and / or carbides such as boron carbide, tungsten carbide, silicon carbide, the mixture being mixed, heated, in particular fumigated, and baked, for example with a binder, becomes. In particular, the mixture is heated in an example flexible form, which corresponds to the negative form of the wear protection insert. Then, the mixture cools and cures to a highly wear-resistant body having a porous structure.
- the wear protection insert is arranged on the surface of the wear protection unit.
- the wear protection insert preferably forms the surface of the wear protection unit.
- the surface of the wear protection unit points in the direction of the material to be classified and forms the surface onto which the material to be classified first strikes during operation of the screening device.
- the underside of the wear protection unit is preferably formed of a more ductile material, such as steel.
- the wear insert made of hard metal or ceramic offers a particularly high wear protection, wherein the formation of only a portion of the wear protection unit from the more expensive material offers a possibility of reducing the total cost of the wear protection unit.
- the wear protection insert preferably extends over the entire surface of the wear protection unit.
- the wear protection unit is produced according to a further embodiment by a casting process.
- the wear protection unit is completely cast, with the exception of the wear liner.
- the production of the wear protection unit by casting offers a very simple and inexpensive production method, whereby even complex shapes can be produced easily.
- the wear protection unit has according to a further embodiment, a wear protection element, which on an outwardly facing side surface of the Wear protection unit is attached.
- the wear protection element is preferably formed of a sintered hard metal such as tungsten carbide, titanium carbide, boron carbide, niobium carbide, chromium carbide or ceramic or a mixture of these materials.
- the wear protection unit has a recess in which the wear protection unit is mounted. The wear protection element provides additional wear protection on the outwardly facing side surfaces of the wear protection unit.
- the wear protection element is materially connected to the wear protection unit, in particular welded, sintered, glued or soldered.
- the wear protection insert is formed according to a further embodiment of hard metal, such as tungsten carbide, titanium carbide, boron carbide, niobium carbide, chromium carbide or ceramic or a mixture of these materials.
- the wear protection insert is cast according to a further embodiment, at least partially in the wear protection unit.
- the wear protection unit has a plurality of wear protection pads, which are at least partially encapsulated in the wear protection unit. Due to the relatively simple manufacturing process of casting the wear protection unit, it is possible to arrange a plurality of wear layers such that the areas of the wear protection unit which are exposed to high wear, have a wear protection insert.
- the plurality of wear protective inserts comprises a plurality of particles, in particular hard metal or ceramic particles or diamonds.
- each wear protection pad consists of exactly one particle, the wear protection pads being arranged disorderly in the metal matrix material.
- the wear protection insert is designed such that the metal matrix material infiltrates into the wear protection insert and thus a cohesive connection is produced.
- the wear protection insert has a thickness of approximately 5 mm to 50 mm, preferably 10 mm to 15 mm.
- the wear protection unit has at least one web or a plurality of webs, which extend along the base plate.
- the base plate also has, for example, on its longitudinal sides in each case a fastening region and between the fastening regions a classification region with a plurality of sieve passages.
- the attachment area serves for fastening the base plate to, for example, a carrier of the screening device.
- the wear protection unit preferably extends from one attachment region via the classification region to the opposite attachment region.
- the wear protection unit at least partially spaced from the base plate and preferably has projections which rest on the base plate and recesses which are spaced from the base plate. This allows, for example, the attachment of an additional wear protection on the base plate.
- the wear protection insert has a porous structure, wherein the wear protection insert preferably has a plurality of pores, which are for example evenly distributed and / or formed.
- the pores are honeycomb-shaped.
- the wear protection insert is preferably in one piece and, for example, plate-shaped.
- the wear protection unit has at least one web and two flange regions, each connected to one end of the web, wherein the flange region of the wear protection unit is connected to the base plate.
- the flange is connected to the base plate cohesively, positively or non-positively, in particular screwed.
- the wear protection unit has, preferably exactly two webs.
- the wear protection unit has more than two webs, in particular three, four or five webs.
- the webs preferably extend orthogonal to the direction of movement of the material to be classified and run along the base plate. The webs, for example, at a distance from one another, which corresponds approximately to the diameter of the Sieb mallässe or greater than the diameter of the Sieb preparelässe.
- the invention further comprises a screening device with at least one sieve segment as described above, at least one vibration exciter, which communicates with the at least one sieve segment in order to oscillate it.
- the screening device has a feed region, onto which material classified for this purpose is applied, and a discharge region, from which the classified material leaves the screening device.
- the wear protection units are preferably only attached to the application area, so that the material applied to the screening device first strikes the wear protection unit.
- the screening device has a plurality of sieve segments with sieve passages, wherein the size of the sieve passages of the sieve segments and the distance the wear protection units to each other, in particular the webs of wear protection units to each other, over the length of the screening device is at least partially different.
- the invention also encompasses a method for producing a screening segment of a screening device for separating or classifying feed material, in particular mineral crushed materials such as oil sand, in at least two grain fractions, wherein the sieve segment comprises a substantially sieve-shaped base plate with a plurality of sieve passages, and the method comprises the steps having:
- a wear protection element made of a hard metal and / or ceramic is attached to the cast wear protection unit.
- the wear protection element is preferably materially connected to the wear protection unit.
- FIG. 1 shows a schematic representation of a section of a sieve segment with a wear protection unit in a plan view according to an embodiment.
- FIG. 2 shows a schematic representation of a screening segment with a wear protection unit in a sectional view according to the exemplary embodiment of FIG. 1.
- FIG. 3 shows a schematic representation of a section of a screening segment with a wear protection unit in a sectional view according to an exemplary embodiment.
- a screen segment 10 for classifying coarse-grained material in particular mineral material from an open pit, mineral crushing materials, such as oil sands, coal and ores, such as iron ore and nickel ore or cement clinker, shown in at least two particle sizes.
- the sieve segment 10 has a base plate 12 with a plurality of sieve passages 14, which extend through the base plate 12 therethrough.
- the sieve passages 14 are preferably uniformly spaced from each other and arranged in rows next to each other.
- the sieve passages 14 are of square design, although deviating shapes such as, for example, circular, rectangular or polygonal are also conceivable.
- the base plate 12 is arranged on the underside, in particular on the side facing away from the classifying material of the screening segment 10 and, for example, made of steel, in particular a high temperature resistant steel.
- the base plate 12 has a rectangular cross-section.
- the top of the sieve segment 10 is understood to mean the side which first comes into contact with the material to be classified when it is placed on the sieve segment.
- the underside is the opposite side of the material.
- the base plate 12 is formed in a sieve-like manner and has, for example, a plurality of parallel, uniformly spaced-apart rods, which are aligned in the longitudinal direction, in particular in the direction of movement of the material to be classified. Orthogonal thereto, the base plate 12 has a plurality of parallel, evenly spaced bars, which intersect the longitudinal bars and form the screen passages 14. The orthogonal rods of the base plate 12 are not visible in the view of FIG. 1.
- the base plate 12 has at its longitudinally extending sides in each case a fastening region 16, which has a substantially planar surface and no sieve passages 14.
- the attachment regions 16 each have a plurality of attachment holes 18, by means of which the sieve segment 10 is fastened to a carrier 20, for example by means of screws.
- a classification region 26 is formed, which has the plurality of Sieb trimlässen 14.
- the screen segment 10 further includes a plurality of wear protection units 24 attached to the base plate 12.
- the wear protection units 24 are respectively attached to the attachment portion 16 of the base plate 12 and extend from one
- a wear protection unit 24 of the embodiment of FIGS. 1 and 2 has two parallel webs 28, which extend for example transversely to the direction of movement of the material to be classified. It is also conceivable that the webs extend along the rods of the base plate 12 in the direction of movement of the material to be classified.
- the webs 28 are connected to each other at their ends via a flange portion 30 which extends approximately orthogonal to the webs 28.
- the flange portions 30 of the wear protection units 24 are screwed to the base plate 12 via screws 22.
- the wear protection unit 24 is fastened to the base plate 12 by means of a material connection such as welding or gluing.
- the wear protection unit 24 is attached to the base plate 24 only via the flange portions 30. It is also possible to attach the wear protection units 24 to further areas on the base plate 12, in particular to the transversely to the webs 28 of the wear protection units 24 extending rods of the base plate 12.
- the wear protection unit 24 has on the underside of the webs projections 32 which on the base plate 12 rest.
- the projections are located on the bars of the base plate 12 running transversely to the webs 28 of the wear protection unit 24, so that the wear protection unit 24 is spaced from the bars 12 of the base plate 12 running parallel to the webs 28 of the wear protection unit 24.
- the wear protection unit 24 may for example also rest or be fastened over the entire length on the upper side of the base plate 12.
- the wear protection unit 24 is formed from a metal matrix composite material having a wear-resistant insert 34 made of a hard metal or ceramic.
- the wear protection insert 34 is arranged on the upper side of the wear protection unit 24 and exemplifies the entire surface of the wear protection unit 24.
- the wear protection insert 34 may, for example, only form part of the surface of the wear protection unit 24.
- the wear-resistant insert 34 comprises, for example, tungsten carbide, ceramic, titanium carbide, boron carbide or chromium carbide and has a porous or honeycomb-shaped structure.
- the wear protection pad 34 is integrally formed and has, for example, a thickness of 5mm to 50mm, preferably 10mm to 15mm.
- the wear protection unit 24 is formed from the metal matrix material, wherein the wear protection insert 34 at least partially enclosed by the metal matrix material, is poured in particular in this.
- the metal matrix material is, for example, high-temperature-resistant steel and / or a steel having a hardness of about 150-400 HB (Brinell).
- a high-temperature-resistant steel is to be understood as meaning a heat-resistant steel with a high chromium-nickel content, which has a temperature resistance of up to 650 ° C., in particular up to 1000 ° C.
- Such steels are, for example, austenitic chromium-nickel steels such as GX25CrNiSi 18-9, GX40CrNiSi25-12, GX40NiCrSiNb35-26.
- High temperature steels up to 600 ° C, for example, steels according to DIN EN 10213.
- High temperature steels up to 1200 ° C, for example, steels according to DIN EN 10295.
- the lower, pointing in the direction of the base plate 12 region of the wear protection unit is formed from the metal matrix material.
- a wear protection element 36 is attached at the wear protection unit 24 .
- the wear protection element is formed for example of ceramic and / or a hard metal, such as tungsten carbide, titanium carbide, boron carbide or chromium carbide.
- the wear protection element 36 is attached to the flange region 30, in particular on the outwardly facing side surface of the wear protection unit 24, preferably welded, soldered, glued or screwed.
- a ceramic or cemented carbide wear liner 34 such as tungsten carbide, titanium carbide, boron carbide, niobium carbide or chromium carbide or a mixture of these materials is positioned in a mold for casting wear protection unit 24, for example.
- the wear protection insert 34 has, for example, a plate shape and is positioned on the upper side, in particular of the side surface of the wear protection unit pointing in the direction of the material to be classified.
- the wear protection unit 24 is cast from the metal matrix material, so that the wear protection pad 34 is at least partially enclosed by the casting material of the wear protection unit 24, wherein the casting material, for example, infiltrated into the porous structure of the wear protection pad 34. In particular, the wear protection pad 34 is completely enclosed by the casting material.
- the wear protection element 36 is subsequently attached to the wear protection unit 24, in particular soldered.
- a plurality of such sieve segments 10 are arranged side by side in an inclined plane on a support 20 and form a screening device.
- a screen segment 10 is oriented, for example, at an angle to the horizontal of about 5-20 °, so that on the screen segment 10 abandoned material to be classified along the surface of the screening segment 10 is moved and thus an efficient classification over the entire surface of the screening device is achieved.
- the direction of movement of the material to be classified is exemplified in Fig. 1 with an arrow.
- the direction of movement of the material is orthogonal to it, depending on the position of the victory segment 10 in a screening device.
- the sieve device During operation of the sieve device, it is driven via a drive (not shown), for example a vibration exciter, in such a way that the sieve segments 10 are oscillated, so that optimum classification of the material fed onto the sieve device takes place.
- the screening device has at least one application area and at least one discharge area and the wear protection units are attached to the sieve segment or a plurality of sieve segments in the application area.
- the wear protection units 24 allow effective protection against wear of the base plate 12, in particular in the application area of the screening device, in which the material to be classified impinges on the surface of the screening device. Due to the screw connections, the wear protection units are easy to disassemble and replace in a wear case of the base plate 12.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL18739842T PL3651915T3 (pl) | 2017-07-12 | 2018-07-11 | Segment sitowy z zabezpieczeniem przed zużyciem oraz sposób wytwarzania segmentu |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017211948.9A DE102017211948B3 (de) | 2017-07-12 | 2017-07-12 | Siebsegment mit einem Verschleißschutz sowie Verfahren zum Herstellen eines Siebsegments |
| PCT/EP2018/068739 WO2019011962A1 (de) | 2017-07-12 | 2018-07-11 | SIEBSEGMENT MIT EINEM VERSCHLEIßSCHUTZ SOWIE VERFAHREN ZUM HERSTELLEN EINES SIEBSEGMENTS |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3651915A1 true EP3651915A1 (de) | 2020-05-20 |
| EP3651915B1 EP3651915B1 (de) | 2021-12-15 |
Family
ID=61302622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18739842.5A Active EP3651915B1 (de) | 2017-07-12 | 2018-07-11 | Siebsegment mit einem verschleissschutz sowie verfahren zum herstellen eines siebsegments |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP3651915B1 (de) |
| CA (1) | CA3069383C (de) |
| DE (1) | DE102017211948B3 (de) |
| PL (1) | PL3651915T3 (de) |
| PT (1) | PT3651915T (de) |
| WO (1) | WO2019011962A1 (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877037B (zh) * | 2019-03-18 | 2022-04-19 | 连云港碱业有限公司 | 一种用于化灰机外层筛网快速修补的方法 |
| DE102019212715A1 (de) * | 2019-08-26 | 2020-03-05 | Thyssenkrupp Ag | Gußtechnisch hergestelltes Sieb |
| EP4065281B1 (de) * | 2019-11-26 | 2024-03-06 | FLSmidth A/S | Verschleissschutzelement für eine zerkleinerungseinrichtung |
| CN111299152B (zh) * | 2020-03-03 | 2021-04-06 | 杨在喜 | 一种桥梁施工用的砂石多级筛分装置 |
| CN111408538A (zh) * | 2020-04-14 | 2020-07-14 | 安徽捷迅光电技术有限公司 | 一种新型双通道茶叶振动筛 |
| AU2021329437A1 (en) * | 2020-08-19 | 2023-03-23 | Schenck Process Australia Pty Limited | Improvements in screening panels |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19528512C2 (de) * | 1995-08-03 | 2001-02-22 | Swb Stahlformgusgmbh | Verschleißteile und Verfahren zu deren Herstellung |
| DE102007034512B3 (de) | 2007-07-24 | 2008-06-26 | ThyssenKrupp Fördertechnik GmbH | Unwuchtantrieb für Siebmaschinen |
| EP2459323B1 (de) * | 2009-07-30 | 2015-12-16 | Tega Industries Limited | Verbesserte siebplatte und entsprechendes herstellverfahren |
| US8919567B2 (en) * | 2011-10-12 | 2014-12-30 | Syncrude Canada Ltd. | Screen cloth for vibrating or stationary screens |
| DE102015213327B4 (de) | 2015-07-16 | 2020-03-05 | Thyssenkrupp Ag | Siebsegment mit Verschleißschutzelementen |
| CA2950365C (en) * | 2015-08-14 | 2018-06-12 | Syncrude Canada Ltd. | Slurry screen cloth |
-
2017
- 2017-07-12 DE DE102017211948.9A patent/DE102017211948B3/de not_active Revoked
-
2018
- 2018-07-11 PL PL18739842T patent/PL3651915T3/pl unknown
- 2018-07-11 PT PT187398425T patent/PT3651915T/pt unknown
- 2018-07-11 WO PCT/EP2018/068739 patent/WO2019011962A1/de not_active Ceased
- 2018-07-11 EP EP18739842.5A patent/EP3651915B1/de active Active
- 2018-07-11 CA CA3069383A patent/CA3069383C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| PL3651915T3 (pl) | 2022-04-11 |
| CA3069383A1 (en) | 2019-01-17 |
| DE102017211948B3 (de) | 2018-03-22 |
| CA3069383C (en) | 2022-03-22 |
| EP3651915B1 (de) | 2021-12-15 |
| PT3651915T (pt) | 2022-01-21 |
| WO2019011962A1 (de) | 2019-01-17 |
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