CN101761952B - Electromagnetic oven - Google Patents
Electromagnetic oven Download PDFInfo
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- CN101761952B CN101761952B CN2008101878535A CN200810187853A CN101761952B CN 101761952 B CN101761952 B CN 101761952B CN 2008101878535 A CN2008101878535 A CN 2008101878535A CN 200810187853 A CN200810187853 A CN 200810187853A CN 101761952 B CN101761952 B CN 101761952B
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Abstract
The invention relates to an electromagnetic oven which comprises an oven outer casing. A high-frequency current generator and an electromagnetic induction coil are arranged in the oven outer casing, wherein the electromagnetic induction coil is connected with the oven surface. The electromagnetic induction coil is provided with an oven surface coil protecting layer. When the electromagnetic oven is used, a heating pot, the bottom of which is made of magnetic conduction metal, is arranged on the protecting layer, and the pot bottom is heated by the high-frequency electromagnetic induction. The electromagnetic oven also comprises an ignition device, and the ignition device is used for igniting the combustible edible oil steam evaporated form the heating pot in the food stir-frying process, therefore, the electromagnetic oven can achieve the effect of flame cooking. The invention has the efficiency on simulating flame.
Description
Technical field
The electromagnetic oven of the present invention relates to a kind ofly to be used for cooked food, cooking etc.
Background technology
As everyone knows; The electromagnetic oven of common be used for cooked food, cooking etc. generally all is provided with the body of heater shell; Be equiped with high-frequency current generator and the electromagnetic induction coil that links to each other with boiler face in this body of heater shell; Be equiped with boiler face coil protect layer (be generally high strength, heat-resisting protective layer, it is made up of nonmetallic substances such as devitrified glass or potteries, divides plane and two big types of concave arc shapes) on this electromagnetic induction coil.At the heating kettle that can place on the protective layer at the bottom of the bottom is magnetic conductive metal.In use, the electromagnetic induction through high frequency makes the bottom of a pan produce heat, thus the food in the cooker or the food in the pot boiled etc., in whole process and the flames of anger produce.
Though this stove and accessory emerges decades, begin to popularize still closely about ten years.Commercial popularizing with electromagnetic oven still less in 10 years.So, most of user, particularly professional chef are still arranged, can't adapt to the characteristics of this stove and accessory " flames of anger ".Because traditional cooking methods and technology, food materials and even a person sponging on an aristocrat's taste is mostly built based on the naked light cooking or is cooked; Especially with the quick-fried group food for very, Here it is, and the particularly special-purpose electromagnetism of commercial electromagnetic oven is fried the basic reason that stove can't have been popularized always since emerging.
Summary of the invention
On the basis of above-mentioned background, the objective of the invention is to propose a kind of electromagnetic oven, it can have the effect of simulation naked light.
For achieving the above object, the present invention is based on the characteristics of existing all electromagnetic ovens " flames of anger ", creatively in electromagnetic oven, add the naked light element, so that simulate the effect of naked light culinary art during quick-fried food.Way of realization of the present invention is the textural interpolation igniter at common electromagnetic oven, produces naked light culinary art effect through lighting the flammable edible oil steam that is evaporated in the heating kettle.
Specifically; The present invention proposes a kind of electromagnetic oven; It comprises the body of heater shell, is equiped with high-frequency current generator and the electromagnetic induction coil that links to each other with boiler face in this body of heater shell, is equiped with boiler face coil protect layer on this electromagnetic induction coil; Wherein, This electromagnetic oven also comprises igniter, and it is that the flammable edible oil steam that is evaporated in the heating kettle of magnetic conductive metal is lighted that this igniter is used for the bottom that the process at quick-fried food will be placed on the said protective layer, thereby reaches the effect of naked light culinary art.
After adopting technique scheme; The flammable edible oil steam that electromagnetic oven of the present invention can be as required in use (particularly in the process of quick-fried food) be evaporated in heating kettle through igniter is lighted; Thereby reach the effect of naked light culinary art; Promptly have the effect of simulation naked light, this point can especially be adapted to most of user, particularly professional chef's user demand and custom, and is very beneficial for popularizing and promoting of electromagnetic oven.And; The present invention can accomplish through on the basis of existing electromagnetic oven, directly adding igniter; Need not carry out any remarkable change or transformation, thereby it implements simply, makes things convenient for, and have very low manufacturing cost the agent structure of existing electromagnetic oven.
Advantageously; Said igniter comprises the flame tap, is equiped with gas nozzle and ignitor on this flame tap, and said gas nozzle links to each other with fuel gas source through air delivering pipeline (for example flexible pipe); Said ignitor links to each other with power supply through the transmission of electricity circuit, and both all can install switch and control.As required, the quantity of said gas nozzle can be for one or more, and said ignitor is preferably placed at the front of gas nozzle outlet.
Advantageously, said flame tap has flame tap shell, and said ignitor and said gas nozzle are arranged in the said flame tap shell, and said nozzle is connected with air hose through air cavity.
Advantageously, said ignitor is connected with the high-tension ignition power supply through the high-tension electricity lead, and said high-tension ignition power supply links to each other with power supply via power switch, and said air delivering pipeline links to each other with magnetic valve, and said magnetic valve links to each other with fuel gas source.
Advantageously, said flame tap is connected on the said body of heater shell through moving connecting mechanism.According to a kind of embodiment, said moving connecting mechanism comprises scaffold tube and the universal joint that links to each other with this scaffold tube.Perhaps, according to another kind of embodiment, but said moving connecting mechanism comprises universal rotating shaft and the bending pipe that links to each other with this universal rotating shaft.But through the pivoting of universal joint bending pipe etc., flexible or bending characteristic, the position of said flame tap can be conditioned, thereby can be in a plurality of positions and the angle ejection tongues of fire, with convenient user's the difference custom and the heating kettle of different size of adapting to.
Advantageously, said flame tap is connected on the said body of heater shell removably, thereby can repair or replace said flame tap easily.
Advantageously, be provided with and be used for controlling respectively said air delivering pipeline and said transmission of electricity circuit control unit, to realize gas flow rate, to carry the artificial of electric current, switch time etc. or control automatically.
Advantageously, said transmission of electricity circuit and said air delivering pipeline are contained in the said body of heater shell together.Perhaps, preferably, said flame tap is configured to an independently integral unit with said air delivering pipeline and said transmission of electricity circuit with modular form, thereby can realize quick, portable installation easily.
Advantageously, said igniter is lighted the arc plasma generating means of the flammable edible oil steam that is evaporated in the heating kettle for the electric arc that can pass through to be produced.
Advantageously, said igniter is for lighting the generating device of laser of the flammable edible oil steam that is evaporated in the heating kettle through the high temperature that laser produces.
Advantageously, this electromagnetic oven can be arcs of recesses boiler face electromagnetic oven or desk-top plane electromagnetic oven.
Advantageously, said electromagnetic oven is as home-use electromagnetism stove, commercial with electromagnetic oven or the use of industrial electromagnetic heating appliance for cooking.
Description of drawings
In order more to be expressly understood feature and advantage of the present invention, with preferred embodiment the present invention is described in more detail with reference to the accompanying drawings.
Fig. 1 is the sketch map that typical traditional naked light is fried stove.
Fig. 2 has the arcs of recesses boiler face working principle of induction cooker sketch map of simulation naked light effect for a kind of specific embodiments of the present invention.
Fig. 3 comprises the sketch map of igniting with a kind of structural form of the igniter of flame tap for critical component one of the present invention.
Fig. 4 has the desk-top plane working principle of induction cooker sketch map of simulation naked light effect for another kind of specific embodiments of the present invention.
The specific embodiment
Before describing details of the present invention, the use and the function situation of at first object one naked light that will simulate being fried stove are carried out basic description, to make comparisons.
Fig. 1 is the sketch map that a typical naked light is fried stove, and it is the stove and accessory that uses the most generally quick-fried food at present.
As shown in Figure 1, arcs of recesses pot (being called " pot " down) 1.1 is placed on the fender 1.2, and burner 1.3 jets out flames pot 1.1 heating; Then an amount of edible oil and food 1.4 are put into pot 1.1; To carry out quick-fried, can smoke a little this moment with pot 1.1, rocks pot (being called " throwing pot " in the row) along direction shown in the arrow; Its role is to the foods 1.4 in the pot 1.1 are stirred, be heated evenly making it.Meanwhile; The user makes consciously between pot 1.1 and the fender 1.2 and produces certain gap; So that the edible oil steam (calling " oil smoke " in the following text) that the flame ignition of burner 1.3 ejections is evaporated by the food 1.4 in the pot 1.1, thereby make on pot 1.1 together with of short duration " robbing fire " phenomenon of food 1.4 generations.This measure is the key point of naked light quick-fried food.Because in " robbing fire " process, burnt unnecessary oil content and the surface of food 1.4 is slightly burnt, thereby produce a kind of very unique fragrance (being called " pot gas " in the row).
Fig. 2 is the arcs of recesses boiler face working principle of induction cooker sketch map that a kind of specific embodiments according to the present invention has simulation naked light effect.
As shown in Figure 2; The electromagnetic oven of this embodiment comprises body of heater shell 2.7; Be equiped with high-frequency current generator 2.4 and the electromagnetic induction coil 2.3 that links to each other with the arcs of recesses boiler face in this body of heater shell 2.7; Being equiped with boiler face coil protect layer 2.2 on this electromagnetic induction coil 2.3, during use, can be that the arcs of recesses bottom heating kettle (pot body) 2.1 of magnetic conductive metal is positioned on the protective layer 2.2 with the bottom.Be pointed out that; The basic structure of above electromagnetic oven and traditional electromagnetic oven structure are identical; Because main points of the present invention do not relate to the ordinary construction of electromagnetic oven; And the basic structure of electromagnetic oven and operation principle are known in the art, so are not shown specifically the further details of electromagnetic oven among Fig. 2, and repeat no more in this other component part, details and operation principle to electromagnetic oven.
From Fig. 2, can clearly be seen that; Different with traditional electromagnetic oven structure is; Electromagnetic oven of the present invention also comprises and is used for igniter that the flammable edible oil steam that is evaporated in the heating kettle is lighted, and it comprises flame tap 2.6, and this flame tap 2.6 is through suitable bindiny mechanism (moving connecting mechanism for example; Wherein be universal joint mechanism among Fig. 2) be connected on the body of heater shell 2.7 of electromagnetic oven, and be provided with near the top of heating kettle.In addition, flame tap 2.6 also links to each other with source of the gas with power supply with air delivering pipeline (for example flexible pipe) 2.9 through transmission of electricity circuit 2.8 respectively, jets out flames to open flame tap 2.6 when needed through the cooperation of transmission of electricity circuit 2.8 and air delivering pipeline 2.9.Transmission of electricity circuit 2.8 can be contained in the body of heater shell 2.7 with air delivering pipeline 2.9 together.
Electromagnetic oven among Fig. 2 can be in the following manner: put under the situation on the boiler face coil protect layer 2.2 at heating kettle 2.1; Electromagnetic induction coil 2.3 is connected the high frequency electric that high-frequency current generator 2.4 transmits; So that the bottom of heating kettle 2.1 heating; Can an amount of edible oil and food 2.5 be put into heating kettle 2.1 then, stir food 2.5 or " throwing pot " etc. with spoon immediately, so that food 2.5 thermally equivalents.Meanwhile, edible oil in the heating kettle 2.1 and food 2.5 are heated and produce oil smoke, can open flame tap 2.6 this moment.The flame of flame tap 2.6 ejections can be lighted food on the heating kettle 2.1 2.5 and oil smoke, and " robbing fire " process of naked light quick-fried food has promptly been simulated in this measure, thereby produces the effect that plays the same tune on different musical instruments, and makes food 2.5 be full of " pot gas ".
Fig. 3 is that critical component one of the present invention comprises the sketch map of igniting with a kind of structural form of the igniter of flame tap; This igniter comprises the flame tap; This flame tap has flame tap shell 3.9; Be provided with ignitor 3.5 and gas nozzle 3.6 in this flame tap shell 3.9 (in the example shown in the figure; Ignitor 3.5 medially is provided with along the center line of flame tap shell 3.9, and a plurality of gas nozzles 3.6 converge round this ignitor 3.5 and towards said center line at a certain angle, and ignitor 3.5 is positioned at the place ahead of the outlet of each gas nozzle 3.6.Certainly; Also can adopt the ignitor and the gas nozzle of other quantity and arrangement); And gas nozzle 3.6 and air cavity 3.8 UNICOMs, ignitor 3.5 is connected with high-tension ignition power supply 3.2 through high-tension electricity lead 3.4, and high-tension ignition power supply 3.2 links to each other with power supply (for example AC power) via power switch 3.1; Air cavity 3.8 links to each other with magnetic valve 3.3 through air hose 3.7; Magnetic valve 3.3 links to each other with source of the gas (for example fuel gas bottle), and flame tap shell 3.9 connects with universal joint 3.11 through scaffold tube 3.10 and (in example shown in Figure 3, is provided with three universal joints.But obviously, the quantity of universal joint can be selected arbitrarily according to actual needs, and a universal joint for example only is set, and more a plurality of universal joints perhaps are set), and can finally be fixed on electromagnetic oven 3.12, kitchen range or other object with environment for use as required.
The use of above-mentioned igniter is following: when need are lighted a fire, start power switch 3.1, high-tension ignition power supply 3.2 and magnetic valve 3.3 are opened simultaneously.Through high-tension electricity lead 3.4 high-tension electricity is delivered to ignitor 3.5, thereby between gas nozzle 3.6, produce electric spark; Through air hose 3.7 combustion gas is delivered to the air cavity 3.8 in the flame tap simultaneously, by gas nozzle 3.6 ejection combustion gas and light and form the tongues of fire, thus the flammable edible oil steam that is evaporated in the heating kettle is lighted.
In practical operation; In response to user's the custom and the size of heating pot; The position and the angle of flame tap all can have certain variation, and this function can realize through mechanism shown in Figure 3: as stated, flame tap shell 3.9 connects with several (among the figure being three) universal joints 3.11 through scaffold tube 3.10; Through for example rotating universal joint along the direction of arrow in the figure, can the actual needs when using select the position and the angle of flame tap arbitrarily.Preferably, in use, make the flame tap be positioned at a distance, heating kettle periphery top.
Fig. 4 is the desk-top plane working principle of induction cooker sketch map that another specific embodiments according to the present invention has simulation naked light effect.It is prototype with the desk-top plane electromagnetic oven that present masses generally use, and wherein the flame tap has adopted another kind of structure and type of attachment.
As shown in Figure 4; Flame tap 4.11 is provided with gas nozzle 4.12 and ignitor 4.13; Combustion gas gas cylinder 4.6 links to each other with gas hose 4.7; But gas hose 4.7 also then passes bending pipe (for example plastics or metal hose etc.) 4.10 via universal rotating shaft 4.9 respectively with ignition wire 4.8 to link to each other with ignitor 4.13 with gas nozzle 4.12, and ignition wire 4.8 is also through linking to each other with power supply with the similar on-off circuit of Fig. 3.Combustion gas gas cylinder 4.6, gas hose 4.7, ignition wire 4.8 are contained in the body of heater shell 4.14 of electromagnetic oven together, and universal rotating shaft 4.9 is arranged on this body of heater shell 4.14 pivotly.
This desk-top plane electromagnetic oven with simulation naked light effect can be in the following manner: in the time of on heating kettle 4.1 is placed in boiler face coil protect layer 4.2; Electromagnetic induction coil 4.3 is connected the high frequency electric that high-frequency current generator 4.4 transmits; Thereby make the bottom heating of heating kettle 4.1; Can an amount of edible oil and food 4.5 be put into heating kettle 4.1 then, immediately, stir food 4.5 or " throwing pot " etc. with spoon and make food 4.5 thermally equivalents.Meanwhile, edible oil in the heating kettle 4.1 and food 4.5 are heated and produce oil smoke, and can open igniter this moment.When opening igniter; Ignitor 4.13 in the flame tap 4.11 produces electric spark; Light the combustion gas of next door gas nozzle 4.12 ejections, the flame of flame tap 4.11 ejections can be lighted food on the heating kettle 4.1 4.5 and oil smoke like this, and " robbing fire " process of naked light quick-fried food has been simulated in this measure equally; Produced the effect that plays the same tune on different musical instruments, made food 4.5 be full of " pot gas ".
As can be seen from Figure 4, different with the embodiment of Fig. 3, in this embodiment, but the position of flame tap and angle can freely be adjusted with bending pipe 4.10 through universal rotating shaft 4.9.This project organization is simple, and regulates also very convenient.
Need to prove that though top electromagnetic oven commonly used with two types is that example is described in detail the present invention, obviously, application of the present invention is not limited only to Fig. 2, two kinds of electromagnetic ovens shown in Figure 4.On the contrary, the present invention can be applied to the electromagnetic oven, various home-use and commercial with on electromagnetic oven or the industrial electromagnetic heating appliance for cooking of any at present style and form.
In addition, though in Fig. 2, the embodiment shown in 4, the transmission of electricity circuit of igniter and air delivering pipeline all are contained in the body of heater shell of electromagnetic oven, and clearly, such design only is exemplary, and nonexcludability.For example; According to a kind of interchangeable embodiment; The flame of this igniter tap and all parts such as transmission of electricity circuit and air delivering pipeline all can be integrated in one independently in the integral unit according to modular designs; Thereby can be used as an annex of electromagnetic oven and provide, perhaps link to each other with the body of heater shell of electromagnetic oven removably.In this way, igniter of the present invention can with simpler and easy, mode is used and is changed easily, can be applicable to various working environments very neatly, and can save cost greatly.
In addition,, those skilled in the art will readily appreciate that, the switching manipulation that control module is independently controlled igniter can be set though be not shown specifically among Fig. 2-4.For example, can control the transmission of electricity circuit and the air delivering pipeline of igniter through control module respectively, with to accurately controlling electrical current, gas flow rate, the duration of ignition etc.And, can also monitor the parameters such as temperature of oil smoke through sensing elements such as temperature sensor are set, under the control of control module, to realize the functions such as automatic or time switch of igniter.
In addition; Except that above-mentioned sparking mode; The present invention also can adopt other known igniting form or its combination; For example: (1) arc ignition mode: can produce arc plasma through the device that can produce electric arc, thereby directly light the flammable edible oil steam (need not produce flame) that is evaporated in the heating kettle through additional assisting of combustion gas; (2): the laser ignition mode: can light the flammable edible oil steam that is evaporated in the heating kettle through the high temperature that laser produces, and so on.These sparking mode are known for a person skilled in the art, thereby there is no need to enumerate one by one at this.In a word, everyly in the cooking process of electromagnetic oven, light the various approach that the flammable edible oil steam that is evaporated in the heating kettle reaches naked light culinary art effect through controlled igniter and all drop within protection scope of the present invention.
Below combined specific embodiment that the present invention is described in detail.Clearly, more than description and embodiment illustrated in the accompanying drawings all should be understood that it is exemplary, but not limitation of the present invention.To those skilled in the art, can on basis of the present invention, carry out various modification or modification to it.For example, except the connected mode shown in Fig. 2-4, can also adopt other attachment means known (for example telescopic connection, extension type connection, buckle connection etc.) to realize the flexible connection of flame tap); Though above with only be provided with an igniter be example invention has been described, obviously, according to actual needs, a plurality of (for example one group) igniter can be set also; Except the flame tap of Fig. 3, form shown in 4, can also adopt the flame tap of other type, comprise that arrangement form to ignitor and gas nozzle changes.These modification or modification all do not break away from the spirit and scope of the present invention.
Claims (16)
1. electromagnetic oven; It comprises the body of heater shell; Be equiped with high-frequency current generator and the electromagnetic induction coil that links to each other with boiler face in the said body of heater shell; Be equiped with boiler face coil protect layer on the said electromagnetic induction coil, it is characterized in that, this electromagnetic oven comprises that also being used for being placed on bottom on the said protective layer is the igniter that the flammable edible oil steam that is evaporated in the heating kettle of magnetic conductive metal is lighted.
2. electromagnetic oven according to claim 1; It is characterized in that said igniter comprises the flame tap, is equiped with gas nozzle and ignitor on this flame tap; Said gas nozzle links to each other with fuel gas source through air delivering pipeline, and said ignitor links to each other with power supply through the transmission of electricity circuit.
3. electromagnetic oven according to claim 2 is characterized in that, said flame tap has flame tap shell, and said ignitor and said gas nozzle are arranged in the said flame tap shell, and said gas nozzle is connected with air hose through air cavity.
4. electromagnetic oven according to claim 2; It is characterized in that said ignitor is connected with the high-tension ignition power supply through the high-tension electricity lead, said high-tension ignition power supply links to each other with power supply via power switch; Said air delivering pipeline links to each other with magnetic valve, and said magnetic valve links to each other with fuel gas source.
5. electromagnetic oven according to claim 2 is characterized in that, said flame tap is connected on the said body of heater shell through moving connecting mechanism.
6. electromagnetic oven according to claim 5 is characterized in that, said moving connecting mechanism comprises scaffold tube and the universal joint that links to each other with this scaffold tube.
7. electromagnetic oven according to claim 5 is characterized in that, but said moving connecting mechanism comprises universal rotating shaft and the bending pipe that links to each other with this universal rotating shaft.
8. electromagnetic oven according to claim 2 is characterized in that, said flame tap is connected on the said body of heater shell removably.
9. electromagnetic oven according to claim 2 is characterized in that, is provided with to be used for controlling respectively said air delivering pipeline and said transmission of electricity circuit control unit.
10. electromagnetic oven according to claim 2 is characterized in that, said transmission of electricity circuit and said air delivering pipeline are contained in the said body of heater shell together.
11. electromagnetic oven according to claim 2 is characterized in that, said flame tap is configured to an integral unit with said air delivering pipeline and said transmission of electricity circuit with modular form.
12. electromagnetic oven according to claim 1 is characterized in that, said igniter is lighted the arc plasma generating means of the flammable edible oil steam that is evaporated in the heating kettle for the electric arc that can pass through to be produced.
13. electromagnetic oven according to claim 1 is characterized in that, said igniter is for lighting the generating device of laser of the flammable edible oil steam that is evaporated in the heating kettle through the high temperature that laser produces.
14. electromagnetic oven according to claim 1 is characterized in that, said electromagnetic oven is an arcs of recesses boiler face electromagnetic oven.
15. electromagnetic oven according to claim 1 is characterized in that, said electromagnetic oven is a desk-top plane electromagnetic oven.
16. the purposes like each described electromagnetic oven among the above-mentioned claim 1-15 is characterized in that, said electromagnetic oven is as home-use electromagnetism stove, commercial with electromagnetic oven or the use of industrial electromagnetic heating appliance for cooking.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101878535A CN101761952B (en) | 2008-12-24 | 2008-12-24 | Electromagnetic oven |
| HK10111136.0A HK1144594A1 (en) | 2008-12-24 | 2010-11-30 | Electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101878535A CN101761952B (en) | 2008-12-24 | 2008-12-24 | Electromagnetic oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101761952A CN101761952A (en) | 2010-06-30 |
| CN101761952B true CN101761952B (en) | 2012-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101878535A Expired - Fee Related CN101761952B (en) | 2008-12-24 | 2008-12-24 | Electromagnetic oven |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101761952B (en) |
| HK (1) | HK1144594A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020015156A1 (en) * | 2018-07-16 | 2020-01-23 | 卢驭龙 | Electric heating device and electric flame stove |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2588239Y (en) * | 2002-11-08 | 2003-11-26 | 王志强 | Two-purpose combined type high frequency electromagnetic range |
| CN101033862A (en) * | 2006-03-07 | 2007-09-12 | 王正一 | Heating method for quick frying of cooking by up/down fire |
-
2008
- 2008-12-24 CN CN2008101878535A patent/CN101761952B/en not_active Expired - Fee Related
-
2010
- 2010-11-30 HK HK10111136.0A patent/HK1144594A1/en not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2588239Y (en) * | 2002-11-08 | 2003-11-26 | 王志强 | Two-purpose combined type high frequency electromagnetic range |
| CN101033862A (en) * | 2006-03-07 | 2007-09-12 | 王正一 | Heating method for quick frying of cooking by up/down fire |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1144594A1 (en) | 2011-02-25 |
| CN101761952A (en) | 2010-06-30 |
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