EP4314680A1 - A drying unit for drying fuels in powder form by carbonization in oxygen-free environment - Google Patents
A drying unit for drying fuels in powder form by carbonization in oxygen-free environmentInfo
- Publication number
- EP4314680A1 EP4314680A1 EP21933419.0A EP21933419A EP4314680A1 EP 4314680 A1 EP4314680 A1 EP 4314680A1 EP 21933419 A EP21933419 A EP 21933419A EP 4314680 A1 EP4314680 A1 EP 4314680A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- drying unit
- outer body
- drying
- hot air
- fuel
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/022—Arrangements of drives, bearings, supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/024—Arrangements for gas-sealing the drum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0463—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0468—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for disintegrating, crushing, or for being mixed with the materials to be dried
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements for supplying or controlling air or other gases for drying solid materials or objects
- F26B21/40—Arrangements for supplying or controlling air or other gases for drying solid materials or objects using gases other than air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/02—Heating arrangements using combustion heating
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/28—Other processes
- C10B47/30—Other processes in rotary ovens or retorts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying goods
- F26B2200/02—Biomass, e.g. waste vegetative matter, straw
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying goods
- F26B2200/08—Granular materials
Definitions
- the invention is related to a drying unit that enables the drying of coal in powder form, ores all kinds of organic materials containing moisture by carbonizing them in an oxygen-free environment.
- the said invention is related to a drying unit that carbonizes organic fuels in powder form with high heat transfer in an oxygen-free environment and that has the feature of drying underground ores and different materials in the air up to dry base quickly, easily and at low cost in the desired short periods of time.
- the moisture content that the current drying technologies remove from coal and all kinds of organic materials is 18%. Since old technologies cannot absorb the moisture from organic fuels dried in the air below dry base, when they come into contact with the air, they get moisture again from the moisture in the air and reach the moisture level in the original base. For this reason, drying with old technologies does not make any sense, because old technologies have high cost and remove a small amount of the moisture, and organic matter regains its original moisture.
- the said lignite coal has generally original lower thermal calorie between 900 and 2500.
- the amount of reserves in the world and in Turkey is known to be 70% on average and energy is obtained only by burning in thermal power plants.
- the combustion efficiency of combustion cells is around 70% due to its moisture. The reason is high moisture content.
- the combustion efficiency is low due to moisture, it produces high emissions and environmental organizations display reaction against the establishment of new thermal power plants.
- Fuels are burned in thermal power plants and other fluidized bed boilers that burn high- humidity, low-calorie fuels, by grinding and micronizing them from the mill.
- the drying process when high humidity fuels are delivered to the crusher mills together with the 800 °C flue gas coming from the boiler.
- the work done here is nothing but preventing the fuel supplied to the grinding mill with 800 °C flue gas from sticking to the mill.
- the reason for it is that the moist coal, which is taken in partial amount of moist fuel with 800 °C flue gas, is given back to the boiler combustion chamber, and the boiler spends high calories to evaporate this moisture.
- the main feature of the invention is that it carbonizes the organic fuels in powder form with high heat transfer in an oxygen-free environment, and also has the feature of drying underground ores and different materials up to dry base in the air quickly, easily and at low cost in the desired short periods of time.
- An objective aim of the invention is to have the feature of being integrated into coal processing plants, to have minimum operating cost and high efficiency operating capacity.
- Another objective of the invention is to automatically receive, transport the powdered ores and materials in the bunker and transfer them to the drying oven by PLC control system software as a result of positioning organic fuels, ores and other substances in powder form in a feeding bunker.
- Another objective of the invention is to provide the automatic sacking of dried powdered organic fuel, mines and materials as a result of pulling from the furnace and stacking with the advancement band after sewing.
- Another objective of the invention is to place the dried powdered organic fuel, ores and materials in sacks automatically after pulling them from the furnace, sewing the sacks and stacking them with the advancement band.
- drying unit is modular and can be adapted to a truck tractor and delivered to the desired area.
- the drying unit is modular and can be adapted to a truck tractor and delivered to the desired area.
- moisture content in the coal in powder form can be lowered from 55% to 1% to dry base in 6 minutes in the air at one time in the system by means of our invention, this will enable the transport of 50% more calories as the coal will be transported on dry base, this in turn will lower the transport cost by 50% on calorie basis and will increase the load carrying capacity of our country.
- Another feature of the invention is that, since the operating cost of the drying facilities before our invention was very high, the drying of coals has not been feasible until today and very few drying processes are being made. While with the old technology, 20% of the coal is burned to obtain dry air and perform drying to remove maximum 12% moisture of 1 ton of coal, we can remove 50% moisture from 1 ton of coal with our invention. We obtain the necessary dry air by burning 1 % of the dried carbonized coal to remove 50% moisture from 1 ton of coal. While the old technology consumes 500 kW of electrical energy to remove 12% moisture, 55 kW of electrical energy is consumed to remove 50% moisture by means of the technology of our invention.
- Another feature of the invention is that, while the cost is reduced to a minimum thanks to our invention, while the average moisture content that can be removed with the current technology available to date is 12%, our coals, 50% moisture can be removed with our invention; this makes inactive coals lying under the ground usable and makes a great contribution to the economy. In this way, the import of high-calorie coals that we import will be stopped.
- Another important objective of the invention is that; since we remove 50% moisture from coals having 55% moisture with lower calorific value of 1800, thus lowering the moisture content to 5%; as each percent of moisture provides 50 calories the total is 2500 calories, the grand total becomes 4300 calories, which results in obtaining high quality coal.
- the objective of the invention is to ensure that, as our drying unit performs drying by carbonizing in an oxygen-free environment by carbonization in a completely independent environment, the removed moisture is converted into water in the external environment and used in agriculture.
- the exit temperature of the carbonized coal from the drying unit is 135 °C.
- Another objective of the invention is to obtain the required steam by burning the mentioned coals in fluidized bed boilers in the industry.
- the combustion efficiency will increase by reducing the coal to a dry base in the air by means of our invention and using it in industry and thermal power plants for heating purposes.
- This type of high- humidity coals with high moisture content extracted in coal mines, are transported 600 km on average.
- a drying unit comprising; a dryer outer body having an inner volume of the furnace, into which the hot air generated by the said reactor is transferred, a drive group that provides rotational movement to the said dryer outer body, a crusher rotor, structured inside the said moving dryer outer body, having cutters and angled pallets inside, that prevents the adhesion substances in powder form and ensures their advancement by its rotating motion, at least one suction fan that absorbs the hot air in the said furnace interior volume, and a horizontal cyclone that transfers the moist air (steam) to outside by means of the said suction fans while retaining with the horizontal cyclone the micronized solids absorbed by the suction fan.
- FIG 1 is the complete general perspective view of the drying oven, which is the subject of the invention, together with the fuel-burning reactor.
- Figure 2 is the general perspective view of the outer body of the drying oven in closed state, which is the subject of the invention.
- Figure 3 is the close-up view of the bunker and the spiral group, where the fuel to be dried is directed in the first stage.
- Figure 4 is the close-up perspective view of the motor with the gear group that provides rotational movement to the outer body.
- Figure 5 is the close-up perspective view of the fuel feed bunker with the vapor suction fan.
- Figure 6 is a close-up perspective view of the movable feet of the drying oven, which is the subject of the invention, that make contact with the ground, together with the manual adjustment lever.
- Figure 7 is a stand-alone close-up perspective view of the hot air inlet.
- Figure 8 is a stand-alone close-up perspective view of the horizontal cyclone.
- Figure 9 is a close-up perspective view of the crusher rotor.
- Figure 10 is a close-up perspective view with the insulation rings formed on the outer body.
- Figure 11 is a close-up perspective view of the inner wall region of the drying oven, which is the subject of the invention, where the drying process is carried out, together with the mixers and pallets.
- Figure 12 is a close-up perspective view of the one-piece sealing member adapted to the hot air inlet part.
- Figure 12.1 is the close-up perspective view of the one-piece sealing member adapted to the horizontal cyclone region.
- Figure 13 is a close-up perspective view of the king pin and powder sieve positioning area.
- FIG 1 illustrates a drying unit (100) that provides for drying of organic matters, ores and substances in powder form by carbonizing them in an oxygen-free environment.
- This unit comprises a reactor (200), which is positioned to perform rotational movement in its middle center and provides hot air supply by burning solid fuels, a hot air transfer pipe (201) where the hot air inlet is provided, and a dryer outer body (101), which provides a closed volume for the fuels to be dried.
- a hot air distributor (150) which contains a conical structure in the form of a bullet tip, is positioned throughout the said dryer outer body (101 ).
- the said dryer has a crusher rotor (140) with cutters and angled pallets inside, which prevents the adhesion of powdered organic, metals and substances sent into the dryer outer body (101) and ensures their progress by its rotating motion.
- a crusher rotor 140
- the said dryer has a crusher rotor (140) with cutters and angled pallets inside, which prevents the adhesion of powdered organic, metals and substances sent into the dryer outer body (101) and ensures their progress by its rotating motion.
- the organic original fuel with high moisture content in powder form sent into it, it turns the organic fuel in powder form into 0-200 mm pellets under pressure.
- the crusher rotor (140) and angled cutter pallets (141) which are positioned in its inner cavity.
- the fuel (organic, ores and minerals) is turned into powder form by means of the fuel advancement palettes (152), thus the size of the fuel (organic, ores and minerals) is reduced, it is carbonized and dried. Otherwise, when it is carbonized at 0-200 mm, the size of the fuel (organic, mines and minerals) grows in the carbonizing drying unit, the flue gas (1181) sent for drying will not be dried at the desired level, since its diameter is large and cannot transmit the flue gas (1181) heat inside.
- it comprises insulation rings (1011) which are configured on the said dryer outer body (101) that enable the integration of thermal insulation elements on the outer body.
- the said drying unit (100) comprises a king pin (126) that enables it to be transported by a long- vehicle traction truck, a tilt-adjusting foot assembly (104) and a wheel (103) formed on the drying unit. It is possible to transport the drying unit (100) to a desired location mobile by means of a support chassis (102) and wheels (103) (see Figures 1 and 2).
- the said drying unit (100) has a main support chassis (102) and a ladder group (106) that provides access to the top of this chassis.
- a gear (112) surrounding the outer body (101) of the drying unit (100) is formed on its peripheral surface, thus the outer body (101) is driven with rotational movement in the range of 10-60 rpm with gear (112), transmission members (115) and main drive group (113).
- a bearing ring (111) is circumferentially mounted on the outer body (101).
- the bearing ring (111) is supported by the support wheel (114) and is supported by the bearing unit (116).
- Wedges (117) are placed between the bearing ring (111) and the outer surface of the drying unit (100), and also between the gear (112) and the outer surface of the drying unit (100), and the rigidity and resistance of both rings are stabilized.
- FIG 3 illustrates the double spiral (121) that provides the delivery of the fuel in powder form (organic, ore and substances) to be dried in the feeding bunker (120) to the drying area and the drive group (122) that provides the advancement of this double spiral (121).
- the operating system of the drying unit (100) is as follows; moist solid coal etc. fuel in powder form stored in the feeding bunker (120) is conveyed into the system, that is, to the inner volume (1012), which is called the drying area, by means of the double spiral (121) driven by the drive group (122).
- the double spiral (121) receiving the fuel in powder form in the feeding bunker (120) sends the fuel in powder form from the fuel inlet section (A) to the inner volume (1012), that is, into the furnace. Inside the furnace, it first meets with the crusher rotor (140) in.
- the crusher rotor (140) is driven by the rotor drive group (145) and provides the rotational motion.
- the crusher rotor (140) By means of the angled cutter pallets (141) positioned on the crusher rotor (140), it ensures that the fuel is crushed and at the same time ensures its advancement. It prevents the sticking of organic, ores and substances in powder form, as well as allowing them to move into the furnace.
- the crusher rotor (140) is supported by the bearing members (144) and rotates with the rotor drive group (145) that provides the rotational movement.
- the dryer outer body (101) PLC control software ensures that the product comes out at the same humidity continuously.
- the fuel advancing pallets (152) make a short-distance pouring from the top where it rises, providing access to powdered ores and materials in dried form.
- Fuel advancement pallets (152) have a spiral positioning by means of the speed of rotation on the inner wall surface, which transfers and advances the material. The fuel is cycled in the furnace constantly. By constantly turning the fuel upside down, the hot air inside the furnace penetrates all the surfaces and cells of the fuel. This leads to an efficient and economical drying process.
- the dryer outer body (101) is sealed at high level.
- FIGs 12 and 12.1 illustrate the sealing member (123).
- the said sealing member (123) has a monolithic structure and a high level of sealing is provided by wrapping the hot air inlet (108) and the mouth of the horizontal cyclone (130) as a single complete piece. Space gaps (124) and intermediate members (125) are used in the horizontal cyclone (130) region, so that the sealing member (123) is not affected by the hot surface of the outer body (101). Thus, loosening and leaks due to temperature are prevented.
- the hot air inlet (108) is configured between the reactor (200) and the dryer outer body (101).
- the said hot air inlet (108) includes powder sieve positioning zone (1083) and hot air inlet sensors (1084).
- the movable flap (1082) is included in the system to keep the outer casing of the dryer (101 ) inside of the furnace constantly warm and to prevent leaks. Since the movable flap (1082) has the feature of opening and closing every 7 seconds, the powder particle outlet (1081) is not kept open continuously. Energy leaks are prevented by the controlled opening and closing of this outlet.
- the drying unit (100) is positioned with an angle of 0-3 degrees by means of the software on the PLC control system, taking reference from the product outlet temperature control sensor. This, in turn, prolongs and shortens the residence time of organic, ores and substances in powder form to be dried.
- Hot Air Exit zone B
- hot air is provided to the drying area by an external hot air reactor (200).
- Other existing technologies cannot keep the amount of oxygen in the flue gas constant at 5% in dry air generators.
- the DRY drying unit (100) must have a flue gas temperature of 900 °C and 5% oxygen in order for us to be able to carbonize it through the hot air inlet (108) to the system.
- the flue gas oxygen rises to around 12%. Those who use the old system cause fire when they enter with 900 °C. For this reason, the fuels in the furnace start to burn, which is an undesirable situation.
- this problem is eliminated by integrating the reactor (200) presented in the patent number TR2010/05272 belonging to ⁇ enol Faik OZYAMAN to the drying unit (100) system.
- the delivery of minerals and materials in powder form that are dried in the oven is provided at the powder particle outlet (1081).
- the movable flap (1082) discharges 25 kg every 7 seconds. Therefore, since this area is not always open and is open for 1 second in 7 seconds, the inflow of cold air and oxygen from outside is not continuous. In old systems, since this area is always open, there is a constant cold air inflow from this area. Therefore, this situation causes the furnace interior to cool down, the amount of oxygen to increase, and the energy losses are at a high level.
- Temperature is automatically controlled by software on PLC control system with the hot air inlet sensors (1084) on the hot air inlet (108), powder particle outlet (1081) and product outlet temperature sensors located on the outer surface of the moist air (vapor) control sensors positioned on the humid air (vapor) suction pipes on the horizontal cyclone (130), humid air (steam) suction fan (118). Moist air (vapor) is released to the environment with the steam flue outlet (1181) without emission.
- the said horizontal cyclone (130) has at least one moist air suction gap (131), viewing window (132) and solid micronized particle outlet (133) and a spiral transition chamber (134) that provides passage of fuel into the drying outer body (101) through the said feeding bunker (120).
- there is a moist hot air outlet chamber (135) that provides the transfer of the hot air of the horizontal cyclone (130) inside the dryer outer body (101 ) to the flue outlet.
- Horizontal cyclone (130), suction fan (118) and suction pipe (109) moist air (vapor) outlet temperature is kept at 74°.
- the suction fans (118) keep it at the same temperature by increasing or decreasing its speed by means of software on the PLC control system. The purpose is to ensure drying of the materials to be dried as well as saving energy. Entry is made to the system, namely the drying unit (100), at 900°, while exit is made at 74°, the drying efficiency is 93%. In other existing systems, the drying efficiency is 20%.
- the horizontal cyclone (130) and the suction fan (118) always keep the moist air (vapor) containing substances in powder form larger than 150 microns, which they absorb from the drying zone, at around 74 degrees, keep them around +-5%, and ensure that these substances are taken from the bagging mouth on the cyclone in dry form and recycled.
- the outer body (101) of the drying unit (100) is covered with an outer protective layer (107) consisting of ceramic fiber and rock wool, aluminum foil and the outer layer galvanized sheet.
- an outer protective layer (107) consisting of ceramic fiber and rock wool, aluminum foil and the outer layer galvanized sheet.
- the automated control system uses the product outlet temperature sensor (1182), which provides the dried fuel as a reference, and after determining the amount of moisture to be removed from the product, the arrival time of the powder materials passing through the drying area is determined by the software on the PLC control system with the double spiral (121) in the feeding bunker (120), by adjusting the drive group (122) on it at the desired speed. It ensures that the moist or powdered materials or substances to be dried enter the system and ensures that the moisture of the materials decreases to the desired dry base in the air.
- the software control system controls the feeding double spiral (121) and the drive group (122) according to the value it receives from the product outlet temperature sensor (1182), which it references, it controls the suction fan (118) and by reducing or increasing the moist air (vapor) suction it needs, while providing the exit of moist air from the steam flue outlet (1181) to the environment, it also increases and decreases the speed of the drive group (113), which drives the rotary furnace outer body (101), by determining the residence time of the product in the drying area according to the amount of input, and by determining the substances in powder form passing through the drying area during rotation, thus ensures that the amount remains always the same.
- the coal which has a dry base moisture of 5% in the air
- the coal will reach its original moisture in time with the moisture it receives from the air. Therefore, it makes no sense to lower it to moisture above of the dry base in the air.
- the biggest advantage of reducing the moisture to 2% with this system is, depending on the dry base value of the organic matter in the air is, for example, if the dry base value of the coal with 55% humidity is 5% in the air, the coal dried with our technology increases from 2% to 5%, and by stabilizing the moisture there, although the organic matter is exposed to all kinds of weather conditions, the moisture rate does not change.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TR2021/005539A TR202105539A2 (en) | 2021-03-26 | 2021-03-26 | A DRYING UNIT FOR DRYING POWDER FUEL IN OXYGEN-FREE ENVIRONMENT |
| PCT/TR2021/051274 WO2022203624A1 (en) | 2021-03-26 | 2021-11-23 | A drying unit for drying fuels in powder form by carbonization in oxygen-free environment |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP4314680A1 true EP4314680A1 (en) | 2024-02-07 |
| EP4314680A4 EP4314680A4 (en) | 2025-02-12 |
| EP4314680B1 EP4314680B1 (en) | 2026-04-29 |
Family
ID=77515934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP21933419.0A Active EP4314680B1 (en) | 2021-03-26 | 2021-11-23 | A drying unit for drying fuels in powder form by carbonization in oxygen-free environment |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4314680B1 (en) |
| TR (1) | TR202105539A2 (en) |
| WO (1) | WO2022203624A1 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2116609T5 (en) * | 1993-09-03 | 2002-01-16 | Siemens Ag | ROTATING WARMING CHAMBER FOR SOLID MATERIALS. |
| JP2004196898A (en) * | 2002-12-17 | 2004-07-15 | Ando Satoshi | Carbonization drying parallel system |
| JP5794726B2 (en) * | 2011-02-14 | 2015-10-14 | 月島機械株式会社 | Coal boiler equipment and operation method of coal boiler equipment |
| KR101686201B1 (en) * | 2014-03-28 | 2016-12-28 | 동양에코 주식회사 | Sludge drying apparatus |
| WO2016128994A2 (en) * | 2015-02-12 | 2016-08-18 | Neway Msw Ip Holding Llp | A novel method and an apparatus in converting unsorted municipal solid waste into geo-polymer pellets/briquettes and geo-polymer bricks/paver blocks |
| JP7770755B2 (en) * | 2018-03-13 | 2025-11-17 | 大同特殊鋼株式会社 | Manufacturing method of powdered carbide |
| CN209214250U (en) * | 2018-10-15 | 2019-08-06 | 马凯东 | A kind of coal device for drying and filtering |
| JP7325948B2 (en) * | 2018-11-21 | 2023-08-15 | 三菱重工業株式会社 | Pulverized Coal Drying System for Pulverized Coal Mill, Pulverized Coal Drying Method Therefor, Pulverized Coal Drying Program, Pulverized Coal Mill, Combined Gasification Combined Cycle System |
-
2021
- 2021-03-26 TR TR2021/005539A patent/TR202105539A2/en unknown
- 2021-11-23 EP EP21933419.0A patent/EP4314680B1/en active Active
- 2021-11-23 WO PCT/TR2021/051274 patent/WO2022203624A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP4314680A4 (en) | 2025-02-12 |
| WO2022203624A1 (en) | 2022-09-29 |
| TR202105539A2 (en) | 2021-05-21 |
| EP4314680B1 (en) | 2026-04-29 |
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