WO2019002038A1 - Dispositif et procédé de chauffage d'un matière - Google Patents

Dispositif et procédé de chauffage d'un matière Download PDF

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Publication number
WO2019002038A1
WO2019002038A1 PCT/EP2018/066359 EP2018066359W WO2019002038A1 WO 2019002038 A1 WO2019002038 A1 WO 2019002038A1 EP 2018066359 W EP2018066359 W EP 2018066359W WO 2019002038 A1 WO2019002038 A1 WO 2019002038A1
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WO
WIPO (PCT)
Prior art keywords
cavity
microwaves
microwave source
resonator
cavity resonator
Prior art date
Application number
PCT/EP2018/066359
Other languages
German (de)
English (en)
Inventor
Harald Heinz Peter Benoit
Original Assignee
Harald Heinz Peter Benoit
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Harald Heinz Peter Benoit filed Critical Harald Heinz Peter Benoit
Priority to CN201880040975.3A priority Critical patent/CN110786077A/zh
Publication of WO2019002038A1 publication Critical patent/WO2019002038A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/80—Apparatus for specific applications
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/14—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces for heating or drying foundation, paving, or materials thereon, e.g. paint
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/70—Feed lines
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/70—Feed lines
    • H05B6/701—Feed lines using microwave applicators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/70—Feed lines
    • H05B6/702—Feed lines using coaxial cables
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/78—Arrangements for continuous movement of material
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/74—Mode transformers or mode stirrers

Definitions

  • the present invention relates to an apparatus and a method for heating a material.
  • State of the art :
  • Microwaves are used, inter alia, in the repair of damaged asphalt coverings, such as potholes in roads.
  • microwaves are applied to the surface to be treated by processes in which the asphalt material is heated by means of microwaves, for example, described in US Pat. No. 4,594,022 or US Pat. Nos. 4,319,856, 4,175,885, 4,252,459 and 4,252,487. It is known from US 5,441,360 A, US 5,092,706 A, US 4,849,020 A that a microwave radiation absorbing material is used during the recycling of an asphalt cover layer. Similar methods and compositions are also described in CN 101736671 A and CN 101906745 A, the asphalt mixtures additionally contain a number of other components, u. a. Magnetic powder, iron powder, basalt and silicon carbide. Such an asphalt composition is described in the disclosure DE 10 2015 108 862 B4 of the inventor. The composition allows for optimal heat distribution in the material during microwave treatment.
  • the resonator for introducing microwaves into the material.
  • DE 196 33 245 C1 describes a high-mode microwave resonator for the high-temperature treatment of materials.
  • the resonator is a prismatic, with respect to its longitudinal axis symmetrical cavity with an even polygonal cross-section, in particular with hexagonal cross-section and consists of a suitable for the intended process metallic material of high electrical conductivity.
  • the coupling of microwaves in the resonator takes place from one of the two flat end faces.
  • the beam axis of the coupling microwave beam is oriented so that it obliquely to the nearest edge of two abutting Lateral surface segments falls.
  • the sintering material to be heated must be introduced into the resonator.
  • Microwave resonator modular process line In this microwave resonator, coupling mechanisms for microwaves in the resonator wall are introduced symmetrically in pairs along at least one longitudinal edge of the jacket. The coupling of the microwave beam is such that it at the first reflection of two abutting
  • Lateral surface segments is reflected and divided into two beam parts.
  • the workpieces to be heated are immersed in the process volume.
  • the present invention relates to a device for heating a material, comprising a hollow resonator open to a treated material surface, the cavity of which is formed on the inside of at least one lateral surface, the at least one lateral surface consisting of a material reflecting microwave radiation;
  • Microwave source for recording microwaves in the cavity.
  • the device according to the invention is characterized in that the microwave source at least a portion of the microwaves as parallel as possible to the material surface within the Cavity enters, wherein the geometry of the cavity is selected so that the emitted from the microwave source and / or reflected on a lateral surface microwaves as parallel as possible enter the material, wherein the wavelength of the
  • Microwave source emitted microwaves equal to at least half of the material thickness.
  • the device thus allows higher residence times of the radiation at lateral feed, which is due to the longer running distance of the microwaves. This also increases the duration of action for the surface to be treated.
  • a hollow resonator open to the material surface of the material to be heated is used, the cavity of which is formed by at least one lateral surface. At least the insides of the cavity consist of a for
  • Microwave radiation reflective material preferably metallic materials of high electrical conductivity such as silver, copper, gold, aluminum, stainless steel or metal alloys are suitable.
  • At least one microwave source is arranged, which introduces at least a portion of the microwaves into the cavity as parallel as possible to the surface of the material.
  • the device is designed so that the majority of microwaves are introduced with a vertical phase position in or within the cavity.
  • a vertical phase position is preferred over a horizontal or circular phase position, since in this case the wave troughs of the microwaves can completely penetrate into the material.
  • microwave polarizers known to those skilled in the art may be used.
  • the microwaves within limits of the beam width are entered at an angle between 0 ° and 15 °, preferably at an angle between 0 ° and 5 °, preferably at an angle of less than 3 ° to the surface in the cavity , The best results are achieved when the entry of the microwaves at an angle of almost 0 °, ie purely parallel to the material surface, takes place.
  • the microwaves which are not absorbed directly by the material to be treated when they are introduced into the cavity, form a standing wave in the cavity, in which, with each reflection, a part of the reflected microwaves from the material to be heated be absorbed.
  • the geometry of the cavity resonator is to be selected so that the microwaves emitted by the microwave source and / or reflected on a lateral surface enter the material as parallel as possible.
  • This has the advantage that the wave troughs of the electromagnetic wave reach deep into the material and are absorbed there.
  • various polygonal designs are possible, with polygonal geometries being preferred.
  • a plurality of lateral surfaces are interconnected so that they form a cavity resonator with n-gonal cross-section, where n is greater than 2.
  • the cavity resonator is in
  • the distance of the position at which the microwaves are introduced into the cavity to the position at which the microwaves are first reflected is an integer multiple of half the wavelength of the microwaves emitted by the microwave source.
  • standing waves can form in the cavity resonator.
  • the application of the microwaves is selected so that the amplitude of the electrical component of the microwaves passes through the material in its entire material thickness with an electric field.
  • the amplitude strength is set according to the material thickness to be treated.
  • the wavelength of the microwaves emitted by the microwave source should correspond to at least half of the material thickness, preferably twice the material thickness. This has the advantage that even deeper layers of material are heated.
  • the adaptation of the frequency or wavelength takes place as a function of the material to be treated, the material density and the material thickness.
  • microwave sources may optionally be added depending on the geometry of the cavity resonator.
  • the microwave source used in the apparatus and method is preferably a runtime tube, such as a tube.
  • Other microwave sources may optionally be added depending on the geometry of the cavity resonator.
  • the microwave source used in the apparatus and method is preferably a runtime tube, such as a tube.
  • Microwave sources can also be used. According to the invention, frequencies from a frequency range between 300 MHz to 300 GHz should be available, preferably between 20 GHz and 200 GHz. The frequency range from 20 GHz to 200 GHz covers the treatment of material with material thicknesses of at least 3 cm to 0.3 cm.
  • the microwave source is coupled to a waveguide or an antenna.
  • the waveguide or antenna is inserted into the cavity via an opening in the resonator wall to introduce the microwaves into the cavity.
  • coaxial lines or waveguides connected to the microwave source are also encompassed by the invention.
  • the device according to the invention is the treatment of
  • a transportable embodiment of the device according to the invention is expedient.
  • a landing gear for moving the device relative to the material surface is additionally attached to the cavity resonator.
  • the height of the chassis is preferably einstallbar to the optimum height distance of
  • Cavity resonator to choose material surface.
  • the height of the cavity resonator relative to the material surface on the chassis can be adjusted so that even uneven material surfaces can be traversed.
  • the chassis offers the advantage that the device of the invention can be conveniently rolled from one location to the next.
  • the device comprises a conveyor belt, on which the material to be heated is located.
  • the material Via the assembly line, the material can be moved underneath the open side of the cavity resonator and subjected to microwaves, whereby even flat materials can be heated.
  • the assembly line additionally offers the advantage that several materials can also be applied to the assembly line and transported to the cavity resonator.
  • the arrangement of one or more cavity resonators can be above and / or below the conveyor belt, the open sides of the
  • each cavity resonator is arranged next to one another in order to treat a material section in parallel.
  • the microwaves are registered so that at least a portion of the microwaves extend as parallel to the material surface as possible.
  • each cavity resonator has its own microwave source and / or the microwaves
  • Microwave source are divided in a beam splitter and registered via a waveguide and / or an antenna in the respective cavity resonator.
  • the wavelength of the emitted microwaves should correspond to at least half the material thickness, preferably twice the material thickness.
  • the arrangement of cavity resonators on the material line can also be done serially. In a serial arrangement, the material with different amplitudes and / or wavelengths can be treated sequentially.
  • the subject matter of the present invention is also a method for heating a material.
  • a cavity resonator is provided, the cavity of which is formed on the inside of at least one lateral surface, and the at least one lateral surface consists of a material reflecting microwave radiation.
  • the method provides for the cavity resonator to be arranged on the material surface to be treated, so that it is open towards it.
  • microwaves are produced having a wavelength which corresponds to at least half of the material thickness.
  • Material surface can be entered within the cavity.
  • the geometry of the open cavity should be chosen so that the registered microwaves and / or reflected microwaves as parallel as possible enter the material.
  • Simulation programs are used. Also, the optimal geometry can be determined by measurements.
  • Resonator wall or by other effects scattered radiation in the cavity of the resonator may arise, in a preferred embodiment, at least one reflector element is provided, which redirects the scattered radiation to the material.
  • Cavity resonators are preferably selected so that the incident on the reflector element microwaves are reflected, refracted and / or diffracted in the direction of the material surface of the material to be heated. This allows almost all in the
  • Cavity recorded photons are used to heat the material.
  • the geometry, the refractive index and the positioning of the reflector element in the Cavity resonator can be determined by measurements or numerical simulations, adapted to the respective resonator geometry.
  • FIG. 1 shows a cavity resonator in a side view with microwave source positioned on a material surface according to a preferred embodiment.
  • Fig. 2 is a schematic illustration of the standing wave formed in the cavity resonator; 3 shows a cavity resonator in a side view with microwave source according to FIG. 1, with additionally arranged sensors;
  • Fig. 5 shows an alternative development of the device.
  • Figure 1 shows an embodiment of the device 1 according to the invention for heating a material 2.
  • the material 2 is shown here as a flat surface.
  • the cavity resonator 3, shown here as a hexagon with a planar surface, is formed from six lateral surface segments 4 and is arranged so that its open side is directed towards the material surface 2.
  • Disposed outside the cavity 3 is a microwave source 5 which generates microwaves 6 (see Fig. 2).
  • the wavelength of the microwaves 6 corresponds to the invention
  • Cavity resonator shown here as a window, registered in the interior of the cavity so that they extend as parallel to the material surface 2 as possible.
  • Resonators are mounted handles that serve to lift the cavity 3.
  • Figure 2 shows a schematic representation of a formed in the cavity resonator 3 stationary electromagnetic microwave.
  • Vertically polarized microwaves 6 are used by the Microwave source 5 registered in the interior of the resonator and propagate in the cavity resonator 3 parallel to the material surface 2 from.
  • the Microwave source 5 registered in the interior of the resonator and propagate in the cavity resonator 3 parallel to the material surface 2 from.
  • the Microwave source 5 registered in the interior of the resonator and propagate in the cavity resonator 3 parallel to the material surface 2 from.
  • the microwaves 6 are reflected and lead to the standing wave.
  • the troughs of the microwaves 6 preferably reach the entire material thickness, but preferably more than half the material thickness of the material 2.
  • the amplitude of the electric field of the microwave 6 passes through the entire material thickness of the material
  • the wavelength of the microwaves 6 is chosen such that it corresponds to at least half the material thickness of the material 2.
  • the length of the cavity 3 is dimensioned such that it is an integer multiple of half the wavelength. In the example shown, the length of the cavity resonator is five half wavelengths.
  • FIG. 3 shows a preferred embodiment of the device 1 shown in FIG.
  • the sensors 8a and 8b are shown.
  • Sensor 8a is a pressure sensor which would detect tilting of cavity resonator 3, as this would reduce or increase the weight pressure on sensor 8a.
  • the sensor 8a is connected to the microwave source 5 (not shown). When tilting the
  • the sensor 8a sends an electrical signal to the control unit of the microwave source 5, so that the microwave source 5 is switched off immediately.
  • Connected to the term is also a wireless connection included.
  • Sensor 8b is, for example, a radiation sensor which detects emerging radiation and ensures that the
  • Microwave source 5 turns off when the measured radiation levels exceed a setpoint.
  • Sensor 8b may, however, also be a temperature sensor which detects the outside temperature of the lateral surface 4 and also sends a signal to the control unit of the microwave source 5 if the lateral surface 4 is too high, so that the microwave source 5 is switched off immediately.
  • FIG. 4 provides a chassis 9 on which, by way of example, a cavity resonator 3 is suspended.
  • the cavity resonator 3 can be moved over the material surface 2 to heat it.
  • the microwave source 5 is attached to the resonator 3, so that it can be moved along.
  • FIG. 5 shows a further development of the invention which, by way of example, consists of two cavity resonators 3a and 3b arranged next to one another.
  • the material 2 is located on a conveyor belt 10 and is transported below the cavity 3a to the cavity resonator 3b at a selectable speed v.
  • Cavity resonator has its own microwave source 5.
  • the microwaves 6 are entered via the waveguide 7 in the interior of the resonator.
  • the interior of the cavity resonator 3 comprises at least one reflector element whose geometry, refractive index and / or positioning in the cavity resonator are selected such that scattered radiation in the interior of the cavity resonator
  • Cavity resonator which strikes the reflector element is reflected in the direction of the material surface of the material to be heated 2, broken and / or diffracted.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Constitution Of High-Frequency Heating (AREA)

Abstract

La présente invention concerne un dispositif, destiné à chauffer une matière, comprenant un résonateur à cavité (3) qui est ouvert vers une surface de matière à traiter (2) et dont la cavité est formée à l'intérieur d'au moins une surface latérale (4), l'au moins une surface latérale (4) étant constituée d'une matière réfléchissant le rayonnement microonde (6), au moins une source microonde (5) placée à l'intérieur ou à l'extérieur de la cavité pour injecter des micro-ondes (6) dans la cavité. La source de microondes (5) injecte au moins une partie des microondes (6) autant que possible parallèlement à la surface de la matière (2) à l'intérieur de la cavité. La géométrie du résonateur à cavité (3) est choisie de telle sorte que les microondes (6) émises par la source de microondes (5) et/ou réfléchies par une surface latérale (4) pénètrent dans la matière (2) autant que possible en parallèle. La longueur d'onde des microondes (6) émises par la source de microondes (5) correspond au moins à la moitié de l'épaisseur de la matière.
PCT/EP2018/066359 2017-06-26 2018-06-20 Dispositif et procédé de chauffage d'un matière WO2019002038A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201880040975.3A CN110786077A (zh) 2017-06-26 2018-06-20 用于加热材料的装置和方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017114102.2 2017-06-26
DE102017114102.2A DE102017114102A1 (de) 2017-06-26 2017-06-26 Vorrichtung und Verfahren zum Erhitzen eines Materials

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WO2019002038A1 true WO2019002038A1 (fr) 2019-01-03

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PCT/EP2018/066359 WO2019002038A1 (fr) 2017-06-26 2018-06-20 Dispositif et procédé de chauffage d'un matière

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DE (1) DE102017114102A1 (fr)
WO (1) WO2019002038A1 (fr)

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4175885A (en) 1977-01-03 1979-11-27 Giselle V. Laurmann Methods for sealing and resealing concrete using microwave energy
US4252487A (en) 1978-06-30 1981-02-24 Microdry Corporation Microwave method and apparatus for heating pavements
US4252459A (en) 1978-06-30 1981-02-24 Microdry Corporation Energy conserving paving method and apparatus using microwave heating of materials
GB2077331A (en) * 1980-04-29 1981-12-16 Autostrade Concess Const Machine for regenerating bituminous pavements
US4319856A (en) 1977-01-03 1982-03-16 Microdry Corportion Microwave method and apparatus for reprocessing pavements
FR2568185A1 (fr) * 1984-03-12 1986-01-31 Marzat Claude Applicateur micro-ondes destine a la reliure.
US4594022A (en) 1984-05-23 1986-06-10 Mp Materials Corporation Paving method and pavement construction for concentrating microwave heating within pavement material
US4849020A (en) 1987-04-20 1989-07-18 The Titan Corporation Asphalt compounds and method for asphalt reconditioning using microwave radiation
US5092706A (en) 1990-10-24 1992-03-03 Raytheon Company Tack compounds and microwave method for repairing voids in asphalt pavement
US5441360A (en) 1988-01-28 1995-08-15 Long, Deceased; Howard W. Asphaltic compositions and uses therefor
DE19633245C1 (de) 1996-08-17 1997-11-27 Karlsruhe Forschzent Hochmodiger Mikrowellenresonator für die Hochtemperaturbehandlung von Werkstoffen
DE10329411B4 (de) 2003-07-01 2006-01-19 Forschungszentrum Karlsruhe Gmbh Mikrowellenresonator, eine aus einem solchen Mikrowellenresonator modular aufgebaute Prozessstraße, ein Verfahren zum Betreiben und nach diesem Verfahren thermisch prozessierte Gegenstände/Werkstücke mittels Mikrowelle
CN101736671A (zh) 2009-12-07 2010-06-16 长安大学 一种吸收微波的沥青混凝土路面材料组合物
CN101906745A (zh) 2010-07-15 2010-12-08 中煤第三建设（集团）有限责任公司 常温运输沥青混凝土路面施工方法
US20160013056A1 (en) * 2013-02-27 2016-01-14 Tokyo Electron Limited Heat treatment apparatus and heat treatment method
DE102015108862B4 (de) 2015-06-03 2017-04-06 Harald Heinz Peter Benoit Asphaltzusammensetzung sowie ein Verfahren zur Herstellung und/oder Erneuerung von wenigstens einer Asphaltdeckschicht

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JP5559127B2 (ja) * 2011-10-31 2014-07-23 村田機械株式会社 マイクロ波加熱装置、及びこれを用いた画像定着装置
JP5792758B2 (ja) * 2012-04-16 2015-10-14 村田機械株式会社 マイクロ波加熱装置、及びこれを用いた画像定着装置
DE102015119722A1 (de) * 2015-11-16 2017-05-18 Hauni Maschinenbau Gmbh Anordnung, Maschine, Verfahren und Verwendung zum Überprüfen einer Zigarettenkopfqualität

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319856A (en) 1977-01-03 1982-03-16 Microdry Corportion Microwave method and apparatus for reprocessing pavements
US4175885A (en) 1977-01-03 1979-11-27 Giselle V. Laurmann Methods for sealing and resealing concrete using microwave energy
US4252487A (en) 1978-06-30 1981-02-24 Microdry Corporation Microwave method and apparatus for heating pavements
US4252459A (en) 1978-06-30 1981-02-24 Microdry Corporation Energy conserving paving method and apparatus using microwave heating of materials
GB2077331A (en) * 1980-04-29 1981-12-16 Autostrade Concess Const Machine for regenerating bituminous pavements
FR2568185A1 (fr) * 1984-03-12 1986-01-31 Marzat Claude Applicateur micro-ondes destine a la reliure.
US4594022A (en) 1984-05-23 1986-06-10 Mp Materials Corporation Paving method and pavement construction for concentrating microwave heating within pavement material
US4849020A (en) 1987-04-20 1989-07-18 The Titan Corporation Asphalt compounds and method for asphalt reconditioning using microwave radiation
US5441360A (en) 1988-01-28 1995-08-15 Long, Deceased; Howard W. Asphaltic compositions and uses therefor
US5092706A (en) 1990-10-24 1992-03-03 Raytheon Company Tack compounds and microwave method for repairing voids in asphalt pavement
DE19633245C1 (de) 1996-08-17 1997-11-27 Karlsruhe Forschzent Hochmodiger Mikrowellenresonator für die Hochtemperaturbehandlung von Werkstoffen
DE10329411B4 (de) 2003-07-01 2006-01-19 Forschungszentrum Karlsruhe Gmbh Mikrowellenresonator, eine aus einem solchen Mikrowellenresonator modular aufgebaute Prozessstraße, ein Verfahren zum Betreiben und nach diesem Verfahren thermisch prozessierte Gegenstände/Werkstücke mittels Mikrowelle
CN101736671A (zh) 2009-12-07 2010-06-16 长安大学 一种吸收微波的沥青混凝土路面材料组合物
CN101906745A (zh) 2010-07-15 2010-12-08 中煤第三建设（集团）有限责任公司 常温运输沥青混凝土路面施工方法
US20160013056A1 (en) * 2013-02-27 2016-01-14 Tokyo Electron Limited Heat treatment apparatus and heat treatment method
DE102015108862B4 (de) 2015-06-03 2017-04-06 Harald Heinz Peter Benoit Asphaltzusammensetzung sowie ein Verfahren zur Herstellung und/oder Erneuerung von wenigstens einer Asphaltdeckschicht

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CN110786077A (zh) 2020-02-11

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