CN108131985A - Use for laboratory decontamination apparatus - Google Patents
Use for laboratory decontamination apparatus Download PDFInfo
- Publication number
- CN108131985A CN108131985A CN201711383667.4A CN201711383667A CN108131985A CN 108131985 A CN108131985 A CN 108131985A CN 201711383667 A CN201711383667 A CN 201711383667A CN 108131985 A CN108131985 A CN 108131985A
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- Prior art keywords
- housing
- water
- pipe
- rotation axis
- heat
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G1/00—Non-rotary, e.g. reciprocated, appliances
- F28G1/12—Fluid-propelled scrapers, bullets, or like solid bodies
- F28G1/125—Fluid-propelled scrapers, bullets, or like solid bodies forced back and forth by means of flow reversal
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetic Pumps, Or The Like (AREA)
Abstract
The invention discloses use for laboratory decontamination apparatus, and in particular to the technical field of cleaning device.Use for laboratory decontamination apparatus, heat-exchange tube is equipped in housing, blast pipe is connected between exhaust fan and housing, the first magnet piece is fixed in bouncing ball, the first blade is distributed in first rotation axis, water inlet pipe and outlet pipe are connected between water tank and housing, water inlet pipe is equipped with water circulating pump, outlet pipe is equipped with electrically operated valve, outlet pipe below electrically operated valve is equipped with inclined tube, and water outlet inside pipe wall is equipped with the second magnet piece, circulating line is connected between inclined tube and housing bottom, third magnet piece is equipped in inclined tube, cover board is rotatably connected on circulating line；Control mechanism is used to open or is closed electrically operated valve, water circulating pump and exhaust fan.The problem of dirt overcome using technical solution of the present invention on the heat-exchange tube outer wall in existing evaporator can not be fully erased, the cleaning and descaling work of the heat-exchange tube of evaporator.
Description
Technical field
The present invention relates to the technical fields of cleaning device, more particularly to use for laboratory decontamination apparatus.
Background technology
Evaporator is to pass to heat source thermal energy to be evaporated medium, is evaporated medium and gasifies after changing evaporation and heat-exchange face and being heated
Evaporation.In the course of work of evaporator, because heat is uneven inside and outside heat exchanger tube, the cooling water of cooling water particularly hard by
In the inside of water, there are certain salt or ion, are easily surface-treated hypersaturated state in heat exchanger tube and are precipitated and are attached to heat exchanger tube table
Face, so as to deposit fouling.No matter which kind of evaporator, if its heat exchanger tube surface scale, not only by influence evaporator heat transfer efficiency,
It restricts evaporator to use, simultaneously it is also possible to can be due to the poor thermal conductivity of the fouling of heat exchange pipe surface, surface and the inside of fouling
The temperature difference is huge and the accidents such as explosion occur, and causes serious economic loss.
To solve the above-mentioned problems, Chinese patent (patent announcement number：CN104667552B a kind of included cleaning) is disclosed
The evaporator of device, including evaporation device and aerating system；The evaporation device includes housing, several in housing change
Heat pipe, one end of the housing are equipped with steam inlet, and the other end of the housing far from steam inlet is equipped with steam (vapor) outlet, the steam
The channel for steam circulation is formed between import, heat exchanger tube and steam (vapor) outlet three；The top or upper end of the housing are equipped with row
Gas port, the bottom of the housing are equipped with inlet and outlet；U-shaped screen is equipped in the water outlet；The aerating system includes
Feeder and the aerated conduit in housing；The air outlet of the feeder passes through ventilation pipe and aerated conduit phase
Even；The aeration tube road bottom is provided with several stomatas arranged along aerated conduit length direction, is equipped with supplies on the housing
The access port that ventilation pipe passes through；The feeder is compressor, the air inlet of the compressor and the exhaust of case top
Appendix is connected between mouthful, steam by-pass is provided between the air outlet and steam inlet of the compressor.
Although air can be compressed into aeration by aerating system and is filled in housing by said program, heat pipe is exchanged by aeration
Vibration is generated, the Fouling Cleaning to exchange heat in pipe outer wall is fallen, but partial adsorbates are only passed through compared with long or strong adhesiveness dirt
Vibration still can not fall Fouling Cleaning.
Invention content
The invention is intended to provide use for laboratory decontamination apparatus, to solve the dirt on the heat-exchange tube outer wall in existing evaporator
The problem of dirt can not be fully erased.
In order to achieve the above object, base case of the invention is as follows：Use for laboratory decontamination apparatus, it is described including babinet
Evaporation device, decontamination mechanism and control mechanism are equipped in babinet, the evaporation device includes housing, is equipped in the housing multiple
Heat-exchange tube, the housing of described heat-exchange tube one end are equipped with steam-gas inlet, and the housing of the heat-exchange tube other end is equipped with
Vapor outlet port；The decontamination mechanism includes being fixed on the exhaust fan in babinet, multiple bouncing balls in housing and first turn
Moving axis, the water tank below the housing, are connected with blast pipe between the exhaust fan and housing, far from blast pipe on the housing
One end be equipped with discharge pipe, be fixed with the first magnet piece in each bouncing ball, first rotation axis is rotatably connected on shell
Body bottom, each circumferentially equidistant in first rotation axis that multiple first blades are distributed with, the water tank is fixed on babinet
It is interior, water inlet pipe and outlet pipe are connected between the water tank and housing, the water inlet pipe is equipped with water circulating pump, the water outlet
Pipe is equipped with electrically operated valve, and the outlet pipe below the electrically operated valve is equipped with inclined tube, the opposite water outlet inside pipe wall of the inclined tube
Second magnet piece identical with the first magnet piece magnetism is equipped with, circulation pipe is connected between described inclined tube one end and housing bottom
Road is equipped with the third magnet piece identical with the first magnet piece magnetism, the circulation pipe in the inclined tube immediately below the circulating line
Cover board is rotatably connected on road；The control mechanism is used to open or is closed electrically operated valve, water circulating pump and exhaust fan.
The principle of base case：Before present apparatus operation, bouncing ball is put into housing and water will be full of in water tank, so
Exhaust fan and motor switch are opened afterwards, and wind blows the rotation of the first blade at this time and bouncing ball is beated in housing, works as bouncing ball
After colliding with heat-exchange tube, the dirt on heat-exchange tube outer wall can be collided by bouncing ball, and heat-exchange tube generation is made to shake
It is dynamic, the dirt of fouling on heat-exchange tube soon can be vibrated, due to the elasticity of bouncing ball itself, bouncing ball with heat-exchange tube
Damage will not be generated to heat-exchange tube, random springing can be also done in housing, when bouncing ball and the first leaf when colliding
After piece collision, the movement of bouncing ball can be accelerated by the first blade.
When bouncing ball enters in outlet pipe, part dirt can be brought into outlet pipe together, when bouncing ball passes through second
During magnet piece, bouncing ball is pushed by magnetic force in inclined tube, and dirt is then fallen directly into water tank, and bouncing ball is slided along inclined tube at this time
Fall, when bouncing ball is slid to below circulating line, bouncing ball by the magnetic force of third magnet piece bounce and push cover board open from
And it returns in housing.
Exhaust fan is closed by control mechanism at this time and electrically operated valve, ON cycle water pump, water circulating pump will be in water tanks
Water be pumped into housing, water drives the first blade to rotate during continuous injection so that the dirt of housing bottom is taken to
Water outlet pipe part, after the water surface in housing is higher than the first blade highest point in the first rotation axis, the first blade stops operating, this
When bouncing ball swim on the water surface, no matter with the injection of dampening, the air in housing is discharged by discharge pipe.When the water in housing
After face is higher than the highest heat-exchange tube in position, water circulating pump is closed by control mechanism at this time, opens electrically operated valve and exhaust fan,
Water and dirt are entered by outlet pipe in water tank at this time, and bouncing ball slides on the water surface and with heat-exchange tube phase mutual friction,
By the friction on bouncing ball, second of scale removal can be carried out to heat-exchange tube, the dirt on heat-exchange tube outer wall is fully erased,
And the dirt fallen from heat-exchange tube is fallen directly into water, and dirt is brought directly to by water in water tank, after scale removal,
Close exhaust fan, water circulating pump and electrically operated valve.
The advantages of base case：Compared with prior art, 1, bouncing ball can be driven to be sent out in evaporation device by exhaust fan
Raw random bounce, and collided with heat-exchange tube by bouncing ball and removed for the first time come the progress to heat-exchange tube outer wall
Dirt；After water is full of in housing during being discharged water, friction realization pair is occurred by bouncing ball and heat-exchange tube outer wall
Dirt can thoroughly be removed, and directly takes dirt out of housing by discharging water by second of scale removal of heat-exchange tube outer wall；2nd, pass through
Exhaust fan drives the rotation of the first blade to provide thrust for bouncing ball and changes the bounce direction of bouncing ball, so as to which bouncing ball is more
Being collided with heat-exchange tube for angle, enhances the efficiency of scale removal；3rd, by the first magnet piece in bouncing ball, outlet pipe
The second magnet piece and inclined tube on third magnet piece can be returned in housing after water outlet in bouncing ball, realize elastic force
Ball and the effect of the separation of water and dirt.
Preferred embodiment one：As the preferred embodiment of basic scheme, the control mechanism is located on the housing above air outlet,
The control mechanism includes the second rotation axis being rotatably connected in babinet, is set gradually from the inside to the outside in second rotation axis
There are torsional spring, elevating arc and the second blade of circumferentially equidistant distribution, support column is equipped between second rotation axis and housing, it is described
The rack being meshed with elevating arc is slidably connected on support column, the movement locus of the rack side is equipped with to close electricity
Movable valve, exhaust fan and the first linked switch for opening water circulating pump, the movement locus of the rack opposite side, which is equipped with, to be used for
Electrically operated valve, exhaust fan and the second linked switch for closing water circulating pump are opened, by above-mentioned setting, the wind in housing can be passed through
The rotation of the second blade is blown, so as to which the second rotation axis be driven to rotate, elevating arc and torsional spring is driven to rotate by the second rotation axis, fan
Band carry-over bar slides and triggers the first linked switch after gear rotation, and exhaust fan is closed at this time, and the second rotation axis is in torsional spring torsion
Under the action of invert, and pass through the second rotation axis drive elevating arc reversion, when elevating arc band carry-over bar move backward and can
The second linked switch is triggered, this sets the utilization rate for improving the energy.
Preferred embodiment two：Preferably one preferred embodiment, be equipped in the housing above first rotation axis to
The inclined inclined plate in outlet pipe direction is provided with through-hole on the inclined plate, and the through-hole is located at corresponding first rotation axis or outlet pipe
Top by above-mentioned setting, can form a guiding in housing, and in the process of water release, dirt and bouncing ball can be by water along tiltedly
It brings to water outlet in plate direction.
Preferred embodiment three：Preferably two preferred embodiment, the water inlet pipe between the water circulating pump and water tank
Filter screen is equipped with, by above-mentioned setting, water circulating pump can be prevented to be pumped into dirt in housing again during drawing water.
Preferred embodiment four：Preferably three preferred embodiment, the angle between the blast pipe front end and housing are small
In 90 °, by above-mentioned setting, the wind that exhaust fan is pumped into can be enable to form circulation air path in housing, convenient for the movement of bouncing ball.
Description of the drawings
Fig. 1 is the structure diagram of use for laboratory decontamination apparatus of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail：
Reference numeral in Figure of description includes：Babinet 1, housing 2, heat-exchange tube 3, steam-gas inlet 4, vapor outlet port 5,
Exhaust fan 6, the first rotation axis 8, water tank 9, blast pipe 10, discharge pipe 11, the first blade 12, water inlet pipe 13, goes out bouncing ball 7
Water pipe 14, water circulating pump 15, electrically operated valve 16, inclined tube 17, the second magnet piece 18, circulating line 19, third magnet piece 20, cover board
21st, the second rotation axis 22, elevating arc 23, the first linked switch 24, the second linked switch 25, support column 26, rack 27, the second leaf
Piece 28, filter screen 29, inclined plate 30.
Embodiment is substantially as shown in Figure 1：Use for laboratory decontamination apparatus, be equipped with including babinet 1, in babinet 1 evaporation device,
Decontamination mechanism and control mechanism, evaporation device include housing 2, multiple heat-exchange tubes 3 are equipped in housing 2,3 left end of heat-exchange tube
Housing 2 is equipped with steam-gas inlet 4, and the housing 2 of 3 right end of heat-exchange tube is equipped with vapor outlet port 5.
Decontamination mechanism includes being fixed on the exhaust fan 6 in babinet 1, the rotation of multiple bouncing balls 7 and first in housing 2
Axis 8 is connected with blast pipe 10, blast pipe between 2 underface water tank 9 of housing, the left end at 2 top of exhaust fan 6 and housing
Angle between 10 front ends and housing 2 is less than 90 °, and the wind of housing 2 is pumped into convenient for exhaust fan 6 and can form circulation air path in housing 2.
The right end at 2 top of housing is fixed with discharge pipe 11.The first magnet piece is respectively and fixedly provided in each bouncing ball 7, the first rotation axis 8 rotates
It is connected to 2 bottom of housing, circumferentially equidistant distribution is there are four the first blade 12 in each first rotation axis 8, in the first rotation axis 8
The oriented inclined inclined plate 30 in 14 direction of outlet pipe is fixed in the housing 2 of side, is provided with multiple through-holes on inclined plate 30, the length of through-hole is long
The longest spacing between two the first blades 12 in the first rotation axis 8, through-hole are located at corresponding first rotation axis 8 or outlet pipe
14 tops.
Water tank 9 is fixed in babinet 1, and water inlet pipe 13 and outlet pipe 14 are connected between water tank 9 and housing 2, water inlet
Pipe 13 is located at 2 left side of housing, and water circulating pump 15 is equipped on water inlet pipe 13, is equipped on the water inlet pipe 13 of 15 lower section of water circulating pump
Filter screen 29 can effectively prevent the dirt fallen into water tank 9 to be pumped into housing 2 by water circulating pump 15.Outlet pipe 14 is located at
On the right side of housing 2, electrically operated valve 16 on outlet pipe 14 is installed, inclined tube 17 is installed on the outlet pipe 14 of 16 lower section of electrically operated valve,
The second magnet piece 18 with the first magnet piece magnetism babinet 1 is fixed on opposite 14 inner wall of outlet pipe of inclined tube 17, inclined tube 17 is left
Circulating line 19 is connected between end and 2 bottom of housing, and 17 left end of inclined tube is further fixed on identical with the first magnet piece magnetism the
Three magnet pieces 20 are rotatably connected to cover board 21 on circulating line 19.
Control mechanism is located on the housing 2 above air outlet, and control mechanism includes second turn be rotatably connected in babinet 1
Moving axis 22 is disposed with torsional spring, elevating arc 23 and the second blade of circumferentially equidistant distribution in second rotation axis 22 from the inside to the outside
28, two support columns 26 are welded between the second rotation axis 22 and housing 2, are slidably connected on two support columns 26 and elevating arc
23 racks 27 being meshed are fixed with to close electrically operated valve 16, exhaust fan 6 and open on the movement locus in the left side of rack 27
First linked switch 24 of water circulating pump 15 is fixed on the movement locus on the right side of rack 27 and is used to open electrically operated valve 16, takes out
Wind turbine 6 and the second linked switch 25 for closing water circulating pump 15.
In the present embodiment, before present apparatus operation, bouncing ball 7 is put into housing 2 and water will be full of in water tank 9, so
Exhaust fan 6 and motor switch are opened afterwards, and wind blows that the first blade 12 rotates and wind drives the bullet in housing 2 of bouncing ball 7 at this time
Dynamic, after bouncing ball 7 collides with heat-exchange tube 3, the dirt on 3 outer wall of heat-exchange tube can be collided, and make by bouncing ball 7
Heat-exchange tube 3 generates vibration, can be fallen the part dirt vibration on heat-exchange tube 3 by the vibration of heat-exchange tube 3 itself, due to
The elasticity of itself of bouncing ball 7, bouncing ball 7 will not generate damage to heat-exchange tube 3 when colliding with heat-exchange tube 3, may be used also
Random springing is done in housing 2, after 7 and first blade 12 of bouncing ball collides, can elastic force be accelerated by the first blade 12
The movement of ball 7 and the direction of motion of bouncing ball 7 is made to change by the first blade 12, realize bouncing ball 7 and heat exchange
The collision of 3 different location of pipe and angle so that dirt removal is more comprehensive.
When bouncing ball 7 enters in outlet pipe 14, part dirt can be brought into together in outlet pipe 14, when bouncing ball 7 passes through
When crossing the second magnet piece 18, bouncing ball 7 is pushed by the magnetic force of the second magnet piece 18 in inclined tube 17, and dirt then falls directly into water storage
In case 9, bouncing ball 7 is tumbled along inclined tube 17 at this time, and when bouncing ball 7 is slid to 19 lower section of circulating line, bouncing ball 7 is by third magnetic
The magnetic force of iron block 20 bounces and cover board 21 is pushed to open so as to return in housing 2, and cover board 21 is under the gravity of itself
It resets.
During exhaust fan 6 is opened, the air in housing 2 is blown and beaten by air outlet on the second blade 28 so that
Second blade 28 rotates, and after the second blade 28 rotates, the second blade 28 drives torsional spring by the second rotation axis 22
Torsion and elevating arc 23 rotate, and band carry-over bar 27 moves to the left after elevating arc 23 is engaged with rack 27, works as rack
27 contacted with the first linked switch 24 after can trigger the first linked switch 24, water circulating pump 15 is opened at this time, and 6 He of exhaust fan
Electrically operated valve 16 is closed.
Water in water tank 9 is pumped into housing 2 by water circulating pump 15, and water drives the first blade during continuous injection
12 rotate counterclockwise, and the water of 2 bottom of housing and dirt can be pushed to be moved to 14 direction of outlet pipe by the first blade 12 at this time；When
After the water surface in housing 2 is higher than 12 highest point of the first blade in the first rotation axis 8, the first blade 12 stops operating, at this time bullet
Power ball 7 is swum on the water surface, no matter with the injection of dampening, the air in housing 2 is discharged by discharge pipe 11.When in housing 2
After the water surface is higher than the highest heat-exchange tube 3 in position, the dirt on heat-exchange tube 3 can be all pushed into 2 bottom of housing by water.
After exhaust fan 6 is closed, the wind that discharge pipe 11 flows out at this time has lacked motive force so that wind is pushed away to the second blade 28
Power reduces, and the second rotation axis 22 drives elevating arc 23 to invert under the twisting force of torsional spring, when elevating arc 23 is contacted with rack 27
Afterwards, elevating arc 23 moves right with carry-over bar 27, and when rack 27 triggers the second linked switch 25, the water in housing 2 just will
All heat-exchange tubes 3 did not had, and water circulating pump 15 is closed at this time, electrically operated valve 16 and exhaust fan 6 are opened, and water and dirt pass through
Outlet pipe 14 enter water tank 9 in, and bouncing ball 7 under wind action on the water surface slide and with 3 phase mutual friction of heat-exchange tube,
By the friction on bouncing ball 7, second of scale removal can be carried out to heat-exchange tube 3, it can be complete by the dirt on 3 outer wall of heat-exchange tube
It removes, and the dirt fallen from heat-exchange tube 3 is fallen directly into water, dirt is brought directly to by water in water tank 9, works as scale removal
After, close exhaust fan 6, water circulating pump 15 and electrically operated valve 16.
Above is only the embodiment of the present invention, and the common sense such as well known concrete structure and/or characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (5)
1. use for laboratory decontamination apparatus including babinet, is equipped with evaporation device, decontamination mechanism and control mechanism, institute in the babinet
It states evaporation device and includes housing, multiple heat-exchange tubes are equipped in the housing, the housing of described heat-exchange tube one end, which is equipped with, to be steamed
Gas import, the housing of the heat-exchange tube other end are equipped with vapor outlet port；It is characterized in that, the decontamination mechanism includes fixing
Exhaust fan in babinet, multiple bouncing balls in housing and the first rotation axis, the water tank below housing, the pumping
Blast pipe is connected between wind turbine and housing, one end far from blast pipe is equipped with discharge pipe, each elastic force on the housing
The first magnet piece is fixed in ball, first rotation axis is rotatably connected on housing bottom, in each first rotation axis
Circumferentially equidistant that multiple first blades are distributed with, the water tank is fixed in babinet, is connected between the water tank and housing
Water inlet pipe and outlet pipe, the water inlet pipe are equipped with water circulating pump, and the outlet pipe is equipped with electrically operated valve, the electrically operated valve
The outlet pipe of lower section is equipped with inclined tube, and the opposite water outlet inside pipe wall of the inclined tube is equipped with identical with the first magnet piece magnetism the
Two magnet pieces, are connected with circulating line between described inclined tube one end and housing bottom, in the inclined tube immediately below the circulating line
Equipped with the third magnet piece identical with the first magnet piece magnetism, cover board is rotatably connected on the circulating line；The control machine
Structure is used to open or is closed electrically operated valve, water circulating pump and exhaust fan.
2. use for laboratory decontamination apparatus according to claim 1, it is characterised in that：The control mechanism is located on air outlet
On the housing of side, the control mechanism includes being rotatably connected on the second rotation axis in babinet, by interior in second rotation axis
To torsional spring, elevating arc and the second blade of circumferentially equidistant distribution is disposed with outside, set between second rotation axis and housing
There is support column, slidably connect the rack being meshed with elevating arc on the support column, on the movement locus of the rack side
Equipped with for close electrically operated valve, exhaust fan and open water circulating pump the first linked switch, the movement of the rack opposite side
Track, which is equipped with, is used to open electrically operated valve, exhaust fan and the second linked switch for closing water circulating pump.
3. use for laboratory decontamination apparatus according to claim 2, it is characterised in that：Housing above first rotation axis
It is interior to be equipped with to the inclined inclined plate in outlet pipe direction, through-hole is provided on the inclined plate, the through-hole is located at corresponding first rotation axis
Or above outlet pipe.
4. the use for laboratory decontamination apparatus stated according to claim 3, it is characterised in that：Between the water circulating pump and water tank
Water inlet pipe is equipped with filter screen.
5. use for laboratory decontamination apparatus according to claim 4, it is characterised in that：Between the blast pipe front end and housing
Angle be less than 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383667.4A CN108131985A (en) | 2017-12-20 | 2017-12-20 | Use for laboratory decontamination apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383667.4A CN108131985A (en) | 2017-12-20 | 2017-12-20 | Use for laboratory decontamination apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108131985A true CN108131985A (en) | 2018-06-08 |
Family
ID=62390759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711383667.4A Withdrawn CN108131985A (en) | 2017-12-20 | 2017-12-20 | Use for laboratory decontamination apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108131985A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104667552A (en) * | 2015-03-13 | 2015-06-03 | 佛山市德嘉电力环保科技开发有限公司 | Evaporator with cleaning device |
-
2017
- 2017-12-20 CN CN201711383667.4A patent/CN108131985A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104667552A (en) * | 2015-03-13 | 2015-06-03 | 佛山市德嘉电力环保科技开发有限公司 | Evaporator with cleaning device |
Non-Patent Citations (1)
| Title |
|---|
| 刘金寿: "《基础电动力学》", 31 August 2005, 吉林人民出版社 * |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180608 |
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| WW01 | Invention patent application withdrawn after publication |