WO2000053983A1 - Procede et dispositif de sechage a vide - Google Patents
Procede et dispositif de sechage a vide Download PDFInfo
- Publication number
- WO2000053983A1 WO2000053983A1 PCT/EP2000/002111 EP0002111W WO0053983A1 WO 2000053983 A1 WO2000053983 A1 WO 2000053983A1 EP 0002111 W EP0002111 W EP 0002111W WO 0053983 A1 WO0053983 A1 WO 0053983A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- chamber
- drying
- vacuum
- gas
- stage
- Prior art date
Links
Classifications
-
- 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
- F26B11/049—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 with provisions for working under increased or reduced pressure, with or without heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
Definitions
- the present invention relates to a device and a method for vacuum drying industrial articles such as mechanical or electronic components, workpieces, etc.
- the present invention relates to such a device and method that can operate according to a self-controlling principle.
- Drying processes are known in many variants.
- Circulating air drying is a technically very simple but energy-intensive process.
- Other drying processes are, for example, infrared drying, vacuum drying or clothing drying. Depending on the specific application, one or the other method is used in practice.
- corrosion-sensitive materials such as steel materials are dried, e.g. after treatment or cleaning in an aqueous medium, the drying time should be short to minimize the risk of surface corrosion due to water adhering to it.
- complicated, angled structures which are difficult to dry or dry, have a disadvantageous effect on the drying time.
- drying processes can be affected by common environmental conditions, e.g.
- drying is achieved by an upstream convection heater in a hot aqueous bath. It is also known to support the actual drying by an upstream nitrogen blow-off.
- EP-A-0 539 607 describes a device in which the article to be dried is preheated by means of hot air and then dried in vacuo. In order to be able to increase the throughput even with longer drying times, several vacuum chambers can be connected in parallel.
- DE 30 39 923 describes a device for the generation and maintenance of a residual gas atmosphere in the vacuum area which is largely free of interfering gases and which contains a vacuum chamber, the vacuum chamber being connected to an adsorption trap and the residual gas being withdrawn from the vacuum chamber and circulating via the Adsorption trap is returned to the chamber. Vacuum drying of the type described above is not provided, however.
- a device for vacuum drying which contains an airtight sealable vacuum chamber, a heating device, openings for introducing and discharging gaseous substances and a gas supply line, the device being connectable to a vacuum pump and the heating device being arranged within the vacuum chamber.
- the present invention further relates to a multi-stage process for drying, the article to be dried being heated in the vacuum chamber in a first stage by means of convection heat and simultaneously pre-dried, then vacuum applied in a second stage and a gaseous substance being passed through the chamber in a third stage becomes.
- the multi-stage drying method according to the invention is carried out under program control via the measurement and determination of control variables.
- the course and duration of the individual stages are controlled by measuring relevant control variables and comparing the measured control variables with specified target values.
- the present invention is also extremely suitable for drying bulk goods.
- a container for receiving the bulk material to be dried can be provided within the vacuum chamber.
- the container can be provided with a drive which sets the container in motion and thus also the bulk material in the container, which promotes drying.
- the container is preferably designed as a drum.
- Figure 1 schematically shows a longitudinal section through a preferred
- FIG. 2 shows the configuration of a device according to the invention for drying bulk goods.
- FIG. 1 shows a longitudinal section through a device for vacuum drying preferred according to the invention, the essential components of which are a chamber 1 for receiving the article or articles to be dried, a closure le for airtight sealing of the chamber 1, a heating device 2, 3, openings 4, 5 for introducing and discharging a gaseous substance, a gas feed line 6 and a connection 7 for a vacuum pump 9.
- the heating device is used to generate convection heat and can preferably consist of one or more radiant heaters.
- the preferred device shown in FIG. 1 has, for example, two opposite radiant heaters 2, 3.
- Other heating devices for generating convection heat are also conceivable.
- an external heating device can be provided.
- the gaseous substance supplied via the opening 4, such as circulating air can be heated via a heating device connected upstream of this opening 4, and the heating of the article or articles to be tumbled in the chamber 1 takes place via the externally heated gaseous substance.
- the chamber 1 has openings 4, 5 for introducing and discharging gaseous substances, preferably air, for generating circulating air.
- the openings are made so that an optimal flow through the chamber or flow around the article or articles is achieved. For example, they can be provided offset in height in opposite wall sides as in the example shown in FIG. 1, reference numeral 4 denoting the opening for introduction and reference numeral 5 denoting the opening for draining.
- a plurality of supply openings and / or discharge openings can also be provided.
- the feed line and the discharge line can be connected to one another.
- valves, reusable taps or the like can be used to regulate the gas supply and discharge, e.g. in Figure 1, the valves 12, 13 may be provided.
- Throttle valves 14, 15 For the supply of fresh air or removal of moisture-laden recirculating air, appropriate devices such as e.g. Throttle valves 14, 15 may be provided.
- these devices can work in a controlled manner via measuring points.
- the air preferably passes through a filter device (not shown) before being introduced into the chamber in order to remove impurities such as dust particles etc. and to avoid contamination of the chamber.
- a heating device and / or a drying device can also be provided outside the chamber 1 in the duct system for the circulating air, in order to preheat the air before it is introduced into the chamber and / or to reduce its moisture content.
- a condenser for drying the moisture-laden circulating air, which leaves the chamber 1 via the opening 5 can be provided in the circulating air duct system.
- the throttle valves 14, 15 can be dispensed with.
- the capacitor is preferably located on the output side in the line system.
- any gas such as ambient air, an inert gas or mixtures thereof can be used for circulating air drying.
- Ambient air is preferably used.
- the chamber 1 can be connected to a vacuum pump 9.
- the chamber is connected to the vacuum pump 9 via lines 22a and 7, the line 22a being connected to measuring points 23 and 24 at the same time.
- access to line 22a is controllable via a valve 16, the vacuum pump 9 being a controllable valve 17, e.g. a butterfly valve, can be upstream.
- the device according to the invention also has a gas feed line 6, via which any other gas, preferably an inert gas, can be fed. Via the gas supply line 6, e.g. gas is fed in for the third stage.
- any other gas preferably an inert gas
- the gas feed line 6 can be connected to reservoirs 8 for different gases, so that, depending on the application, the type of gas fed in can be changed or a mixture of any composition can be introduced.
- valves, multi-way valves or the like can be provided in the gas supply line 6 itself or in the supply lines to the individual reservoirs.
- So-called flow controllers are preferred for this purpose, which allow a regulated gas supply.
- An inert gas such as nitrogen or argon or mixtures thereof is preferably added for the third stage in order to prevent corrosion. Depending on the application, air or oxygen etc. can also be introduced.
- a heating device can be provided to preheat the gas and / or, if necessary, a drying device can be provided to promote drying.
- the device according to the invention can be equipped with suitable further devices as required, e.g. with ventilation 18, cooling 19 and / or a drain line 30 which e.g. can be switched on via valves 31, 32 and 33.
- suitable further devices e.g. with ventilation 18, cooling 19 and / or a drain line 30 which e.g. can be switched on via valves 31, 32 and 33.
- FIG. 2 shows a section of a device according to the invention as shown in FIG. 1, a container - here a drum 40 - being arranged in the vacuum chamber.
- This configuration is particularly suitable for drying bulk material, the container or drum 40 being used to hold the bulk material.
- the drum 40 is rotated or rotated via a drive 41, the bulk material therein being freed of moisture efficiently and quickly.
- heat is applied to the article or articles to be dried with convection heat in a first stage.
- This is preferably done by means of an energy-intensive but short radiant heat supported by circulating air drying by means of the heating device 2, 3 and / or an external heating device for heating the circulating air. air before entering chamber 1.
- the article absorbs thermal energy to counteract icing when a vacuum is applied.
- pre-drying takes place by removing a first large part of the surface moisture.
- gas is passed through the chamber to promote drying (third stage).
- an inert gas is preferably used in order to simultaneously generate a protective atmosphere.
- the vacuum or a desired pressure can be maintained via appropriate regulation of the necessary control variables.
- the vacuum drying method according to the invention is preferably carried out independently or program-controlled on the basis of control variables.
- control variables are selected for the individual procedural measures such as heat application, pressure reduction and gas introduction, and the course of drying in the individual stages is monitored and controlled by determining the actual values of the respectively selected control variables and comparing them with predetermined target values.
- the actual values of the individual control variables can be measured via measuring points or probes 23, 24, 25, which can be installed in the chamber 1 itself or connected to it, the measuring points or probes in turn being connected to control devices.
- 1 shows temperature sensors 20, 21, which are provided in the chamber, and outside the chamber, lines 22 a, b, c, which connect the chamber with measuring devices and control devices for the individual control variables such as the pressure, the moisture content, and the temperature etc. connects.
- One or more measuring probes 25 for the moisture content of the air can also be provided in the line system for the circulating air.
- control variables and / or the duration of the individual stages can be changed, so that a uniformly optimal drying result can be achieved even for articles of complicated construction and difficult to dry.
- Control variables can be the heat, the humidity, the temperature, the position of the
- Valve flaps the frequency of the fans and the pump output
- Gas or inert gas supply the amount of gas supplied, the pressure, the temperature, the valve position and the moisture measurement, control of the flow controller.
- control parameters or in other words, the recording and fulfillment of all important parameters, determine the optimal termination of the respective drying step over the entire process. Even difficult to access areas can be dried quickly and efficiently using this system.
- Parameters to be set preferably are such that drying takes place at a temperature in a range from 50 ° C. to 150 ° C.
- Preferred gases are nitrogen or argon.
- the preferred flow rate (flow rate) can be from 0 to 50,000 sccm with a chamber volume of 1 m 3 , with a vacuum between 10 and 100 mbar.
- drying takes place in a closed drying system, which prevents contaminants from being carried in from the environment.
- the dried objects therefore meet a high standard of purity, so that subsequent coating processes can also be carried out without any problems.
- the method according to the invention is ecological and economical. It is particularly suitable for components that require a high degree of purity, such as. B. for components from the fields of medicine, aerospace or the glass industry as well as for drying bulk goods.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
L'invention concerne un procédé et un dispositif de séchage à vide. L'article à sécher est chauffé dans une première étape dans une chambre à vide (1) pouvant être fermée de manière étanche à l'air, par chaleur de convection, assistée par circulation d'air et subit un séchage préalable. Dans une deuxième étape, du vide est appliqué à la chambre et dans une troisième étape, une substance gazeuse est guidée à travers la chambre. L'invention concerne en particulier un procédé approprié pour sécher sous vide, le séchage pouvant s'effectuer en commande automatique par sélection de variables de réglage.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50015717T DE50015717D1 (de) | 1999-03-11 | 2000-03-10 | Vorrichtung und verfahren zum vakuumtrocknen |
EP00910804A EP1080333B1 (fr) | 1999-03-11 | 2000-03-10 | Procede et dispositif de sechage a vide |
AT00910804T ATE440253T1 (de) | 1999-03-11 | 2000-03-10 | Vorrichtung und verfahren zum vakuumtrocknen |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19910723.8 | 1999-03-11 | ||
DE19910723A DE19910723A1 (de) | 1999-03-11 | 1999-03-11 | Vorrichtung und Verfahren zum Vakuumtrocknen |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000053983A1 true WO2000053983A1 (fr) | 2000-09-14 |
Family
ID=7900509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2000/002111 WO2000053983A1 (fr) | 1999-03-11 | 2000-03-10 | Procede et dispositif de sechage a vide |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1080333B1 (fr) |
AT (1) | ATE440253T1 (fr) |
DE (2) | DE19910723A1 (fr) |
WO (1) | WO2000053983A1 (fr) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2839145A1 (fr) * | 2002-04-30 | 2003-10-31 | Hivert Systemes Automatises | Procede de sechage sous vide d'une piece usinee et installation |
CN103033030A (zh) * | 2012-12-27 | 2013-04-10 | 雅化集团绵阳实业有限公司 | 自动真空干燥器 |
CN103307856A (zh) * | 2012-03-16 | 2013-09-18 | 东莞新科技术研究开发有限公司 | 真空干燥装置 |
CN103575072A (zh) * | 2012-07-31 | 2014-02-12 | 苏州维艾普新材料有限公司 | 一种负压除湿热循环的烘干箱 |
US8991067B2 (en) | 2012-02-01 | 2015-03-31 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US9488565B2 (en) | 2012-11-14 | 2016-11-08 | Revive Electronics, LLC | Method and apparatus for detecting moisture in portable electronic devices |
US9513053B2 (en) | 2013-03-14 | 2016-12-06 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US9644891B2 (en) | 2012-02-01 | 2017-05-09 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US9970708B2 (en) | 2012-02-01 | 2018-05-15 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10240867B2 (en) | 2012-02-01 | 2019-03-26 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10651643B2 (en) | 2013-07-10 | 2020-05-12 | Revive Electronics, LLC | Apparatuses and methods for controlling power to electronic devices |
US10690413B2 (en) | 2012-02-01 | 2020-06-23 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10876792B2 (en) | 2012-02-01 | 2020-12-29 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US11713924B2 (en) | 2012-02-01 | 2023-08-01 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US11742102B2 (en) * | 2007-12-21 | 2023-08-29 | Holtec International | System and method for preparing a container loaded with wet radioactive elements for dry storage |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2395766C1 (ru) * | 2009-05-25 | 2010-07-27 | Закрытое Акционерное Общество "Твин Трейдинг Компани" | Способ сушки материалов растительного, животного происхождения, рыбы и морепродуктов и устройство для его осуществления |
US8756826B2 (en) | 2010-11-30 | 2014-06-24 | Mei, Llc | Liquid coalescence and vacuum dryer system and method |
US10088230B2 (en) | 2012-11-08 | 2018-10-02 | Tekdry International, Inc. | Dryer for portable electronics |
DE102017115081A1 (de) * | 2017-07-06 | 2019-01-10 | Miele & Cie. Kg | Verfahren und Vorrichtung zur Trocknungsüberwachung einer Trocknungsphase einer Aufbereitungsvorrichtung für medizinische Güter |
DE102018124988A1 (de) * | 2018-10-10 | 2020-04-16 | Ecoclean Gmbh | Vorrichtung und Verfahren zum Entfernen von Flüssigkeit von einem Werkstück |
CN111076514B (zh) * | 2019-12-27 | 2021-11-23 | 苏州立人听力器材有限公司 | 一种适用于助听器的干燥除湿的方法 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR354805A (fr) * | 1905-05-13 | 1905-10-14 | Constants & Barthelemy Soc D | Système rapide de séchage et dessiccation par le vide et en vase clos des pates alimentaires longues ou coupées |
GB191509971A (en) * | 1915-07-08 | 1916-05-04 | Elias Djandiery | Improvements in Grain Drying Apparatus. |
US1902575A (en) * | 1930-01-23 | 1933-03-21 | Allis Chalmers Mfg Co | Method of treating objects |
US3608470A (en) * | 1969-11-03 | 1971-09-28 | Vyacheslav Petrovich Zabiyakin | System for automatic control of process of boiling, vacuum cooling and dehydration of food stuffs |
DE3039923A1 (de) | 1980-10-23 | 1982-05-27 | Leybold-Heraeus GmbH, 5000 Köln | Verfahren und vorrichtung fuer die erzeugung und aufrechterhaltung einer reinen gasatmosphaere |
DE3111223A1 (de) * | 1981-03-21 | 1982-10-07 | Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar | Vakuum-trockenverfahren |
EP0421902A1 (fr) * | 1989-10-06 | 1991-04-10 | Ultrasons Annemasse | Procédé de séchage sous vide de pièces diverses et dispositif de mise en oeuvre du procédé |
FR2659133A1 (fr) * | 1990-03-05 | 1991-09-06 | Blaizat Claude | Procede de deshydratation totale ou partielle de produits vegetaux, son dispositif de deshydratation et le produit obtenu. |
EP0539607A1 (fr) | 1991-05-24 | 1993-05-05 | Nikku Industry Co., Ltd. | Appareil de sechage sous vide |
US5263264A (en) * | 1990-01-25 | 1993-11-23 | Speedfam Clean System Company Limited | Method and apparatus for drying wet work |
US5614029A (en) * | 1994-05-20 | 1997-03-25 | Shimadzu Mectem, Inc. | Furnace for treating organic matter heat |
US5732478A (en) * | 1996-05-10 | 1998-03-31 | Altos Engineering, Inc. | Forced air vacuum drying |
WO1998037371A1 (fr) * | 1997-02-21 | 1998-08-27 | Lvi-Insinööritoimisto Keijo Saarenpää | Procede et materiel pour secher un objet contenant de l'eau |
-
1999
- 1999-03-11 DE DE19910723A patent/DE19910723A1/de not_active Withdrawn
-
2000
- 2000-03-10 WO PCT/EP2000/002111 patent/WO2000053983A1/fr active Application Filing
- 2000-03-10 EP EP00910804A patent/EP1080333B1/fr not_active Expired - Lifetime
- 2000-03-10 DE DE50015717T patent/DE50015717D1/de not_active Expired - Lifetime
- 2000-03-10 AT AT00910804T patent/ATE440253T1/de not_active IP Right Cessation
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR354805A (fr) * | 1905-05-13 | 1905-10-14 | Constants & Barthelemy Soc D | Système rapide de séchage et dessiccation par le vide et en vase clos des pates alimentaires longues ou coupées |
GB191509971A (en) * | 1915-07-08 | 1916-05-04 | Elias Djandiery | Improvements in Grain Drying Apparatus. |
US1902575A (en) * | 1930-01-23 | 1933-03-21 | Allis Chalmers Mfg Co | Method of treating objects |
US3608470A (en) * | 1969-11-03 | 1971-09-28 | Vyacheslav Petrovich Zabiyakin | System for automatic control of process of boiling, vacuum cooling and dehydration of food stuffs |
DE3039923A1 (de) | 1980-10-23 | 1982-05-27 | Leybold-Heraeus GmbH, 5000 Köln | Verfahren und vorrichtung fuer die erzeugung und aufrechterhaltung einer reinen gasatmosphaere |
DE3111223A1 (de) * | 1981-03-21 | 1982-10-07 | Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar | Vakuum-trockenverfahren |
EP0421902A1 (fr) * | 1989-10-06 | 1991-04-10 | Ultrasons Annemasse | Procédé de séchage sous vide de pièces diverses et dispositif de mise en oeuvre du procédé |
US5263264A (en) * | 1990-01-25 | 1993-11-23 | Speedfam Clean System Company Limited | Method and apparatus for drying wet work |
FR2659133A1 (fr) * | 1990-03-05 | 1991-09-06 | Blaizat Claude | Procede de deshydratation totale ou partielle de produits vegetaux, son dispositif de deshydratation et le produit obtenu. |
EP0539607A1 (fr) | 1991-05-24 | 1993-05-05 | Nikku Industry Co., Ltd. | Appareil de sechage sous vide |
US5614029A (en) * | 1994-05-20 | 1997-03-25 | Shimadzu Mectem, Inc. | Furnace for treating organic matter heat |
US5732478A (en) * | 1996-05-10 | 1998-03-31 | Altos Engineering, Inc. | Forced air vacuum drying |
WO1998037371A1 (fr) * | 1997-02-21 | 1998-08-27 | Lvi-Insinööritoimisto Keijo Saarenpää | Procede et materiel pour secher un objet contenant de l'eau |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2839145A1 (fr) * | 2002-04-30 | 2003-10-31 | Hivert Systemes Automatises | Procede de sechage sous vide d'une piece usinee et installation |
WO2003095915A1 (fr) * | 2002-04-30 | 2003-11-20 | Cinetic Etfa Linking | Procede de sechage sous vide d'une piece usinee et installation |
US11742102B2 (en) * | 2007-12-21 | 2023-08-29 | Holtec International | System and method for preparing a container loaded with wet radioactive elements for dry storage |
US9644891B2 (en) | 2012-02-01 | 2017-05-09 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10690413B2 (en) | 2012-02-01 | 2020-06-23 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US8991067B2 (en) | 2012-02-01 | 2015-03-31 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US11713924B2 (en) | 2012-02-01 | 2023-08-01 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10928135B2 (en) | 2012-02-01 | 2021-02-23 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10876792B2 (en) | 2012-02-01 | 2020-12-29 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US9683780B2 (en) | 2012-02-01 | 2017-06-20 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US9746241B2 (en) | 2012-02-01 | 2017-08-29 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US9816757B1 (en) | 2012-02-01 | 2017-11-14 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US9970708B2 (en) | 2012-02-01 | 2018-05-15 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10240867B2 (en) | 2012-02-01 | 2019-03-26 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
CN103307856A (zh) * | 2012-03-16 | 2013-09-18 | 东莞新科技术研究开发有限公司 | 真空干燥装置 |
CN103575072A (zh) * | 2012-07-31 | 2014-02-12 | 苏州维艾普新材料有限公司 | 一种负压除湿热循环的烘干箱 |
US9488564B2 (en) | 2012-11-14 | 2016-11-08 | Revive Electronics, LLC | Methods and apparatuses for detecting moisture |
US9488565B2 (en) | 2012-11-14 | 2016-11-08 | Revive Electronics, LLC | Method and apparatus for detecting moisture in portable electronic devices |
CN103033030B (zh) * | 2012-12-27 | 2015-04-15 | 雅化集团绵阳实业有限公司 | 自动真空干燥器 |
CN103033030A (zh) * | 2012-12-27 | 2013-04-10 | 雅化集团绵阳实业有限公司 | 自动真空干燥器 |
US9513053B2 (en) | 2013-03-14 | 2016-12-06 | Revive Electronics, LLC | Methods and apparatuses for drying electronic devices |
US10651643B2 (en) | 2013-07-10 | 2020-05-12 | Revive Electronics, LLC | Apparatuses and methods for controlling power to electronic devices |
Also Published As
Publication number | Publication date |
---|---|
DE50015717D1 (de) | 2009-10-01 |
EP1080333A1 (fr) | 2001-03-07 |
EP1080333B1 (fr) | 2009-08-19 |
DE19910723A1 (de) | 2000-09-21 |
ATE440253T1 (de) | 2009-09-15 |
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