WO2019219233A1 - Drehrohrapparat - Google Patents
Drehrohrapparat Download PDFInfo
- Publication number
- WO2019219233A1 WO2019219233A1 PCT/EP2019/000140 EP2019000140W WO2019219233A1 WO 2019219233 A1 WO2019219233 A1 WO 2019219233A1 EP 2019000140 W EP2019000140 W EP 2019000140W WO 2019219233 A1 WO2019219233 A1 WO 2019219233A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hollow tubes
- welding
- drehrohparparat
- sections
- ribs
- Prior art date
Links
- 238000001816 cooling Methods 0.000 claims abstract description 70
- 230000001965 increasing effect Effects 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 77
- 238000000034 method Methods 0.000 claims description 34
- 230000008569 process Effects 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 238000004026 adhesive bonding Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 77
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 36
- 238000011156 evaluation Methods 0.000 description 27
- 238000005304 joining Methods 0.000 description 23
- 238000012546 transfer Methods 0.000 description 23
- 229910000746 Structural steel Inorganic materials 0.000 description 19
- 230000035882 stress Effects 0.000 description 19
- 239000011787 zinc oxide Substances 0.000 description 18
- 239000002245 particle Substances 0.000 description 14
- 238000005299 abrasion Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000000853 adhesive Substances 0.000 description 10
- 230000001070 adhesive effect Effects 0.000 description 10
- 230000008901 benefit Effects 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000005457 optimization Methods 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- 239000002826 coolant Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000004088 simulation Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000003570 air Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 229910000861 Mg alloy Inorganic materials 0.000 description 3
- 239000013590 bulk material Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000005496 tempering Methods 0.000 description 3
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- -1 scale Chemical compound 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
- F27D15/0206—Cooling with means to convey the charge
- F27D15/0273—Cooling with means to convey the charge on a rotary hearth
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/38—Arrangements of cooling devices
- F27B7/40—Planetary coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
- F27D15/0206—Cooling with means to convey the charge
- F27D15/028—Cooling with means to convey the charge comprising a rotary drum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D9/00—Cooling of furnaces or of charges therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D9/00—Cooling of furnaces or of charges therein
- F27D2009/0002—Cooling of furnaces
- F27D2009/0051—Cooling of furnaces comprising use of studs to transfer heat or retain the liner
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D9/00—Cooling of furnaces or of charges therein
- F27D2009/007—Cooling of charges therein
- F27D2009/0072—Cooling of charges therein the cooling medium being a gas
- F27D2009/0078—Cooling of charges therein the cooling medium being a gas in indirect contact with the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D11/00—Heat-exchange apparatus employing moving conduits
- F28D11/02—Heat-exchange apparatus employing moving conduits the movement being rotary, e.g. performed by a drum or roller
- F28D11/04—Heat-exchange apparatus employing moving conduits the movement being rotary, e.g. performed by a drum or roller performed by a tube or a bundle of tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
Definitions
- the invention relates to a rotary kiln, in particular a sectional cooler for cooling a free-flowing solid, with attached to its walls structures for increasing the heat conduction according to the preamble of claim 1.
- a rotary kiln is used for cooling or heating a free-flowing Guts, in particular a bulk material.
- a rotary tube apparatus is used, in particular in its embodiment as a sectional cooler, for continuous processes in process engineering.
- coolers are used to cool very hot products such as calcined pigments, slags, metal oxides and hydroxides, cement clinker, sponge iron, scale, activated carbon, catalysts, Coke, metallurgical residues, etc. required. Without cooling the very hot products, further process control is often not possible. In many cases, the heat energy contained in the solid is to be at least partially recovered in the context of the technologically necessary cooling.
- Apparatus and methods for cooling such bulk materials which are of an initial temperature of e.g. 700 ° C to 1400 ° C to final temperatures of e.g. 80 ° C to 200 ° C must be cooled.
- coolers that use a direct contact of ambient air with the material to be cooled, are used for this task with air or water indirectly operated rotary kiln cooler.
- “Indirectly” means that the cooling medium, for example water or air, does not come into direct contact with the hot product to be cooled, but a heat exchange takes place from the hot product to the cooling medium via an apparatus wall separating the media.
- BESTATIGUNGSKOPIE US 1 218 873 A, US 2 283 129 A and US 2 348 446 A disclose indirect air-cooled solids coolers which operate with both a single closed drum housing and those which guide the solids in multiple tubes within a drum ,
- a rotary tube is sprayed from the outside with water; or the drum passes through a water bath as described in US 4 557 804 A, wetting the surface of the rotating drum with water and cooling the wall of the apparatus, while cooling the hot product in the drum by heat dissipation to the cooled wall of the apparatus ,
- EP 0 567 467 B1 discloses a rotary tube cooler with a rotary tube, which rotates within a fixed, bricked envelope and in which the cooling medium, for example air or water, flows in the cavity formed between the rotary tube and the lining.
- the cooling medium for example air or water
- sectional coolers As they have become known by the Grenzebach BSH GmbH, to increase the heat exchanger surface, a plurality of chambers, for example six or eight chambers, the so-called sections, created, which are located in a rotary drum housing, creating a cavity arises between the chambers. Based on the cross section of a cylindrical housing so that each chamber fills a circular sector or circular cross-section.
- hot product cooling water is passed through the cavities formed in the drum housing between the sections.
- the supply and removal of the cooling water via a sealed rotary joint on the side of the product discharge of the drum and pipe connections to or from the individual double tubes.
- Such sectional coolers have a special construction, leading to a high material and labor costs in the production, especially by the required extensive welding.
- the drum housing itself also necessarily has a high weight, because the drum and the walls of the chambers must be made thick walls for strength reasons. Although both lead to a high total weight of the apparatus, but allows a particularly effective heat dissipation.
- Sectional coolers consist essentially of a rotating rotor, which is usually driven by a chain. At the ends of the rotor are rigid housings for the product supply and removal. Depending on the size of the radiator, the rotor is either mounted on the ends of its own axle (axle radiator) or has a rotary-tube-typical raceway bearing. Inside the rotor consists of a plurality of section-shaped chambers, which are arranged pie-shaped around a central hollow shaft. This arrangement is completely surrounded by the outer jacket. In the section-shaped chambers are conveying elements. Depending on the requirements, these can be shovels, chains or the like. Depending on requirements, sectional coolers with diameters between 0.8 and 4 m and lengths of 3 to 30 m are built.
- 13 shows a representation of a particle of a product to be cooled flowing around the rib.
- the clamping force between the screw head and the nut additionally creates, in addition to the weakening of the sections through the bores, stresses in the sections which overlap with the stresses occurring during operation.
- the method of press connection requires the use of ribs, which are at least partially inserted through the wall of the section.
- the heat flow is also related to the projected area.
- the weight of the ribs is also included in the evaluation.
- the heat flow serves as another criterion of the efficiency of the considered geometry. By a high quotient heat flow and weight therefore result in better use of resources, reducing material consumption and associated material costs.
- Table 5 shows the evaluation of the geometry.
- Table 6 shows the evaluation of the optimization of diameter and wall thickness.
- Fig. 10 The graphical determination of the area coverage of a preferably inclined mounted or alternatively horizontally mounted sectional cooler 8 is shown in Fig. 10 in cross section. It turns out that every section of the section is covered over a similar period of time. Thus, there is no area where attachment of cooling fins would not have a positive effect. Considering the distribution of the zinc oxide more closely, it is noticeable that the product has different speeds in the different areas.
- the areas marked A, A 'and A "in Fig. 10 are the zones where the zinc oxide flows at lower speeds while traveling at higher speeds in the areas B, B' and B".
- the positions within the cooler can be determined for the heat transfer coefficients.
- the additional gain in transferred heat flow is clearly visible in all areas of the cooler.
- the ratio of the heat flow between finned and non-finned surface increases by a further 15%.
- the distribution of the ribs over the length of the radiator should be uniform.
- the Montage selbiger can be kept simple. This advantage outweighs the small advantage of the increased ratio of heat flow in the lower temperature range.
- the preferred number of cooling fins to be introduced is also determined.
- both the heat flows of the contact surface to the cooling fin, but also the heat flows of the bottom plate, which surround the rib, are included.
- the geometry of rectangular strips for example with the dimensions 9.9 m x 0.01 m x 0.03 m and those of the pipe ribs used, will be considered.
- the maximum number of ribs per section is limited to 917 per meter of cooler. With this number of ribs, a heat flow is achieved, which is twice as high as that of the prior art.
- the heat flow of the rectangular ribs is already achieved from a number of 205 ribs.
- a geometry of the ribs results in a section 9 of a sectional cooler 8 according to the invention, as shown in FIG.
- FIG. 12 shows the top view of the tube ribs 10 in one of the zones of higher particle velocity.
- the ribs 10 between the rib rows 11, 12 they are always flowed through by the fine-grained zinc oxide. This reduces the rate of zinc oxide on the one hand, but on the other hand, turbulence is achieved by the deflection of the grains, which improves the convective heat transfer.
- the arrow shown in Fig. 12 indicates the flow direction.
- An example of what the flow around one of the fins 10 might look like is shown in FIG.
- the particles are deflected outwards. Behind the rib create several turbulences, which are characteristic of turbulent currents. It also shows that lower velocity particles are directly behind the rib.
- conveyor blades are also provided within the sections.
- the selected joining process is characterized by very short welding times, so that the welding of the many ribs can be done in as short a time as possible. These short welding times are accompanied by lower thermal loads than in other fusion welding processes. This is also reflected in slight warpage of the sections and low residual stresses in the region of the heat affected zone.
- Another advantage is the ease of use of the welding gun, so that less trained personnel can perform the welds; However, the welding can also be done automatically by a welding robot. By the small size of the welding gun, the accessibility to the sections is also granted.
- the diameter of the ribs 10 d 30 mm.
- the mechanical properties of the material exceed those of the base material in the area of the joining zone. In combination with the selected material for the ribs 10, thus results in the area in which the product on the ribs 10, a high resistance to the predominantly proportionate abrasion.
- the hardness of the structural steel S355JR exceeds that of the section by almost 40%. Due to the low weight of the selected geometry, the additional costs due to the higher-grade structural steel are negligible.
- the walls of the section 8 and the ribs have at least substantially equal values. Due to the same coefficients of thermal expansion caused by temperature differences no stresses due to different degrees of expansion of the components. The problem of thermal fatigue is also eliminated due to the same thermal diffusivity of the two materials, as previous coolers with S235JR turntables have also not exhibited any signs of fatigue of this type.
- both materials are mild steel or low-alloy steels, they can be welded very well. In addition, no post-treatments of the joining zone are necessary.
- the ribs 10 can be easily produced by cutting through pipes. Another advantage is that the selected steel is a very widespread steel.
- the geometry of the rib already convinces without optimization by a very good result.
- the values exceed those of the optimized rectangular rib.
- the optimization achieves even better results.
- the geometry is characterized by a large heat exchange surface with a low weight.
- ribs 10 are preferably arranged offset. This achieves that the original task of the turning strips to reduce the wear of the sections, despite the new geometry is met.
- the circular geometry coupled with the staggered arrangement of the ribs, creates a more turbulent flow which enhances heat transfer.
- the outside of the rib is constantly in contact with the product to be cooled, which also ensures a high heat transfer.
- the torque required to set the radiator in rotation less.
- the degree of reduction of the required power of the engine decreases its load, or it can be installed in a cheaper motor with less power. Connected with this, the energy requirement of the system drops.
- the mechanical loads in the area of the pinion and the ring gear for the transmission of the motor drive on the outer wall of the rotary tube cooler decrease.
- the loads that act on the bearings decrease.
- the load or dimensioning of the foundations can also be smaller or smaller depending on the number of ribs.
- the locations of the sectional coolers are distributed around the world. However, the production of the coolers always takes place at the same location.
- each of the eight sections of this cooler is equipped with 16 turning strips. Their task is to reduce the speed of the particles to minimize the wear of the sections. Since it has been shown that more heat energy is also transmitted by the turning strips, they consequently also serve as cooling fins. With regard to the optimization of this property, the turning bars are examined.
- MAG welding is used with elongated cooling fins.
- the cooling fins are to be provided with two bevels and connected by a double HV seam over the entire surface with the sections cohesively.
- stud welding is suitable for very good mechanical properties of the joining zone due to its very short welding times.
- no additives are necessary. The preparation is limited to the separation of the ribs to the required length and the required skill of operating a stud welder is low.
- a list of the weight difference depending on the number of introduced cooling fins shows the potential potential of the optimized pipe ribs.
- the economic optimum is to be determined from the costs of increasing assembly costs in relation to the saved material, the weight and the resulting further possible savings, with increasing number of cooling fins.
- the corresponding economic and technical design of the cooler is to be carried out. Since the results of this work and the associated geometry of the cooling fins are visually and technically very different from those of the competitors, it will be examined to what extent they can be patented or are to be protected.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Arc Welding Control (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Furnace Details (AREA)
- Arc Welding In General (AREA)
Abstract
Description
Claims
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
MX2020012246A MX2020012246A (es) | 2018-05-14 | 2019-05-10 | Aparato tubular rotatorio. |
EP19727590.2A EP3794295B1 (de) | 2018-05-14 | 2019-05-10 | Drehrohrapparat |
US17/054,873 US12000655B2 (en) | 2018-05-14 | 2019-05-10 | Rotary tube apparatus |
AU2019268508A AU2019268508A1 (en) | 2018-05-14 | 2019-05-10 | Rotary tube apparatus |
KR1020207035707A KR20210008082A (ko) | 2018-05-14 | 2019-05-10 | 로터리 튜브 장치 |
ES19727590T ES2957358T3 (es) | 2018-05-14 | 2019-05-10 | Aparato tubular rotatorio |
CA3099902A CA3099902A1 (en) | 2018-05-14 | 2019-05-10 | Rotary cylinder apparatus |
JP2020560949A JP7286901B2 (ja) | 2018-05-14 | 2019-05-10 | 回転シリンダ装置 |
RU2020139313A RU2771058C1 (ru) | 2018-05-14 | 2019-05-10 | Устройство с вращающейся трубкой |
PE2020001861A PE20210532A1 (es) | 2018-05-14 | 2019-05-10 | Aparato tubular rotatorio |
ZA2020/07283A ZA202007283B (en) | 2018-05-14 | 2020-11-23 | Rotary tube apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018003840 | 2018-05-14 | ||
DE102018003840.9 | 2018-05-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019219233A1 true WO2019219233A1 (de) | 2019-11-21 |
Family
ID=66677093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2019/000140 WO2019219233A1 (de) | 2018-05-14 | 2019-05-10 | Drehrohrapparat |
Country Status (13)
Country | Link |
---|---|
US (1) | US12000655B2 (de) |
EP (1) | EP3794295B1 (de) |
JP (1) | JP7286901B2 (de) |
KR (1) | KR20210008082A (de) |
AU (1) | AU2019268508A1 (de) |
CA (1) | CA3099902A1 (de) |
CL (1) | CL2020002937A1 (de) |
ES (1) | ES2957358T3 (de) |
MX (1) | MX2020012246A (de) |
PE (1) | PE20210532A1 (de) |
RU (1) | RU2771058C1 (de) |
WO (1) | WO2019219233A1 (de) |
ZA (1) | ZA202007283B (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2771058C1 (ru) * | 2018-05-14 | 2022-04-25 | Гренцебах Бсх Гмбх | Устройство с вращающейся трубкой |
Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE160351C (de) * | 1904-04-07 | 1905-05-10 | Heiz- oder kuhlkörper | |
US1218873A (en) | 1913-11-29 | 1917-03-13 | William Lennon | Trough or flume. |
US1711297A (en) | 1928-02-06 | 1929-04-30 | Wiltse Appliance Co | Pump mechanism |
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2019
- 2019-05-10 RU RU2020139313A patent/RU2771058C1/ru active
- 2019-05-10 AU AU2019268508A patent/AU2019268508A1/en active Pending
- 2019-05-10 EP EP19727590.2A patent/EP3794295B1/de active Active
- 2019-05-10 MX MX2020012246A patent/MX2020012246A/es unknown
- 2019-05-10 US US17/054,873 patent/US12000655B2/en active Active
- 2019-05-10 CA CA3099902A patent/CA3099902A1/en active Pending
- 2019-05-10 KR KR1020207035707A patent/KR20210008082A/ko not_active Application Discontinuation
- 2019-05-10 ES ES19727590T patent/ES2957358T3/es active Active
- 2019-05-10 PE PE2020001861A patent/PE20210532A1/es unknown
- 2019-05-10 WO PCT/EP2019/000140 patent/WO2019219233A1/de unknown
- 2019-05-10 JP JP2020560949A patent/JP7286901B2/ja active Active
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2020
- 2020-11-12 CL CL2020002937A patent/CL2020002937A1/es unknown
- 2020-11-23 ZA ZA2020/07283A patent/ZA202007283B/en unknown
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Also Published As
Publication number | Publication date |
---|---|
CA3099902A1 (en) | 2019-11-21 |
EP3794295A1 (de) | 2021-03-24 |
US20210215428A1 (en) | 2021-07-15 |
MX2020012246A (es) | 2021-04-13 |
CL2020002937A1 (es) | 2021-04-09 |
JP7286901B2 (ja) | 2023-06-06 |
KR20210008082A (ko) | 2021-01-20 |
EP3794295B1 (de) | 2023-07-26 |
EP3794295C0 (de) | 2023-07-26 |
ES2957358T3 (es) | 2024-01-17 |
PE20210532A1 (es) | 2021-03-17 |
US12000655B2 (en) | 2024-06-04 |
RU2771058C1 (ru) | 2022-04-25 |
ZA202007283B (en) | 2021-08-25 |
JP2021523339A (ja) | 2021-09-02 |
AU2019268508A1 (en) | 2020-12-24 |
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