CN107014095A - A kind of double water tank solar water heater provided with porous diaphragm - Google Patents
A kind of double water tank solar water heater provided with porous diaphragm Download PDFInfo
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- CN107014095A CN107014095A CN201710183628.3A CN201710183628A CN107014095A CN 107014095 A CN107014095 A CN 107014095A CN 201710183628 A CN201710183628 A CN 201710183628A CN 107014095 A CN107014095 A CN 107014095A
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- dividing plates
- diaphragm
- water
- water tank
- water heater
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K3/2279—Oxides; Hydroxides of metals of antimony
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a kind of double water tank solar water heater provided with porous diaphragm, including diaphragm, the diaphragm includes 1# dividing plates and 2# dividing plates, the 1# dividing plates and 2# dividing plates be that diaphragm is stamped or extrusion forming obtained by；The 2# dividing plates circumferential edges are provided with breach and spiracle group, and breach is located at the centre of spiracle group.The diaphragm of the present invention has easy to make quick, extruding or punch forming can be passed through, diaphragm is provided with spiracle group, can keep two water tank air pressure balances, again can deliver to the hot water in low temperature chamber in heat chamber in time, and breach provides safety guarantee, shorten the Production Time of diaphragm, larger raising production efficiency is quick and easy for installation, it can ensure that the current between two water tanks are unimpeded again, the features such as heat of two water tanks is swapped can be also prevented well.
Description
Technical field
The present invention relates to a kind of solar water heater field, the water of porous diaphragm is provided with particularly a kind of double water tank
The solar water heater that flat suspension is installed.
Background technology
Solar water heater is the device that solar energy is converted into heating, by water from low-temperature heat to high temperature, to meet
Hot water of the people in life, production is used.Solar water heater by structure type be divided into vacuum pipe solar water heater and
Flat solar water heater, mainly based on vacuum pipe solar water heater, occupies the market share of the country 95%.Vacuum
Tubular type domestic solar water heater is made up of the related spare and accessory parts such as thermal-collecting tube, storage tank and support, and solar energy is converted into heat
Vacuum heat collection pipe can be relied primarily on, vacuum heat collection pipe utilizes the principle that hot water floating cold water sinks, and water is produced microcirculation and is obtained
To required hot water.
Existing solar water heater all uses double water tank, is divided into storage tank and water supply tank, is so beneficial to the storage of hot water
With use；But for isolating the dividing plate and mozzle of boiler and cold water storage cistern；Also there is weak point：1st, due to blast pipe
Heat chamber end cap top is arranged on, most hot steam can be discharged from blast pipe at any time, and cooling is quickly；2nd, effect of heat insulation is poor, due to
Water supply tank goes up water at any time, and the cold water allowed in the hot water and water supply tank in storage tank carries out heat exchange so that hot water temperature
Reduction；3rd, due to water supply tank long-term work at high operating temperatures, incrustation scale or moss are easily produced；Mozzle is invested by current
On, easily cause closure；4th, connecting tube is made up of a bend pipe, there is dead angle, and easy scaliness causes caliber to diminish, added
Connecting tube can not be dismantled, safeguards extremely inconvenient.
Applicant it is hereby stated that：We are an enterprises for researching and producing solar water heater, are in the past few years studying and are opening
Many products are made that in terms of hair solar water heater, the product having at present passes through experiment and examined, and will put goods on the market,
That applies on the same day has several patent application documents to be all our own scientific achievement, the present invention with《Pair of vertical tube diaphragm
Tank solar water heater》、《A kind of double water tank solar water heater provided with diaphragm》、《It is a kind of double provided with deflector
Tank solar water heater》、《The double water tank solar water heater of porous diaphragm》、《Double water of diaphragm are set in a kind of
Tank solar water heater》、《A kind of three cabin temperature jump solar water heaters of diaphragm》、《A kind of three cabin temperature of deflector
Spend step solar water heater》Process structure have similar part, be our series of products, the purpose applied for a patent still
It is in order to protect our series of products, rather than for other purposes.
The content of the invention
The purpose of the present invention is can be by extruding or striking out there is provided a kind of diaphragm for the defect of prior art
Type, it is simple in construction, it is easy for installation, also have and which is provided with breach and spiracle group, facilitate two water tank air pressure to exchange and reach dynamic
Balance, can guarantee that the hot water in low temperature bin is flowed into heat chamber in time again；It is difficult to block up, cleaning is easily provided with porous diaphragm
Double water tank solar water heater.
In order to solve the above problems, the technical solution adopted by the present invention is as follows：
A kind of double water tank solar water heater provided with porous diaphragm, including diaphragm, the diaphragm include 1#
Dividing plate and 2# dividing plates, the 1# dividing plates and 2# dividing plates are stamped or extrusion forming gained；The 2# dividing plates are socketed on 1# dividing plates
On, the 1# dividing plates circumferential edges are provided with breach, and the flange of the 1# dividing plates is provided with spiracle group, the spiracle group
Breach both sides are uniformly distributed in, the breach center vertical face is overlapped with the center vertical face of spiracle group.
Spiracle group described above is made up of several spiracles.
When breach described above is installed and plane-parallel.
1# dividing plates and 2# dividing plates two sides described above is equipped with thermal insulation layer, the active ingredient and its weight point of the thermal insulation layer
Number is：Silica flour 6%, mica powder 3%, alumina powder 6%, the native powder 5% in sea, antimony oxide 2%, surplus are made with acrylic acid adhesive
Adhesive；
Prepared by the heat-barrier material and brushing method is：By silica flour, mica powder, alumina powder, the native powder in sea and three oxidations two
Antimony is well mixed, then mixture is stirred with acrylic acid adhesive, is stirred, that is, heat-barrier material is made；By heat-insulated material
Material is uniformly painted on diaphragm two sides, and the number of plies of brushing is 2~3 layers, brushes one layer, after waiting painting brush material air-dried, then is entered
Row is brushed.
The manufacture craft of 1# dividing plates and 2# dividing plates described above comprises the following steps：
（1）Separately design extrusion die or the diel of the 1# dividing plates and 2# dividing plates of respective shapes；
（2）1# dividing plates and 2# dividing plates are obtained by mould extruding or punching press form, while the breach that is made on 1# dividing plates and exhaling
Sucker group；
（3）Deburring, deburring are carried out to 1# dividing plates and 2# baffle surfaces and hole is repaiied, qualified 1# dividing plates and 2# dividing plates is produced.
Quartz described above can be reflected heat with mica, and the aluminum oxide can play insulation effect with the native powder in sea,
The antimony oxide can play fireproofing function, and suppressing material combustion, there is provided safety guarantee.
The present invention compared with prior art, the substantive distinguishing features for the protrusion having and marked improvement：
1st, the present invention can be extruded or punch forming by extruding or diel, when greatling save the making of diaphragm
Between, the processes such as cumbersome blanking, cutting, welding are reduced, production efficiency is greatly improved；It is easy for installation quick；And diaphragm
Two sides all brushing heat-barrier materials, play good effect of heat insulation, can prevent the heat of two water tanks from swapping.
2nd, the present invention is loaded on the straight pipe that the mozzle on diaphragm is pipe nipple so that the upper strata hot water in water supply tank is fast
Speed is flowed into boiler, is not hindered, and the incrustation scale or moss for also allowing for water supply tank generation will not be also invested on water conservancy diversion inside pipe wall,
Invested on a small quantity on inwall even if having, cleaning is also convenient for.
3rd, diaphragm of the invention is by extruding or diel extruding or punch forming, the circle of the larger guarantee 2# dividing plates of energy
Post degree, installation connectivity is good, can comparatively fast improve installation effectiveness, good condition is provided for follow-up sealing process.
4th, diaphragm of the invention is provided with spiracle group, and upper strata hot water overflow enters heat when can either work as water supply tank overfill
Water tank, can ensure the air pressure balance of two water tanks again.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the double water tank solar water heater provided with porous diaphragm of the present invention；
Fig. 2 is the main structure diagram of diaphragm of the present invention；
The cross section structure diagram that Fig. 3 is A-A in Fig. 2；
Sequence number and component names in figure：1- water tanks, 2- inner water tanks, 3- heat chambers, 4- diaphragms, 5- low temperature chambers, 6- insulations
Layer, 7- chock plugs, 8- respiratory siphon service hatches, 9- vacuum heat collection pipes, 10- water inlet pipes, 11- magnetic valves, 12- water pumps, 13- cold water pipes,
14- mudholes, 15- assisted heating devices, 16- sensors, 17- outlet pipes, 18- controllers, 19- breach, 20- spiracles, 21-
1# dividing plates, 22-2# dividing plates, 23- steam vents.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
As Figure 1-3, a kind of double water tank solar water heater provided with porous diaphragm, the solar water heater includes
Water tank 1, vacuum heat collection pipe 9, controller 18 and cold water pipe 13；The vacuum heat collection pipe 9, which is connected in water tank 1, the water tank 1, pacifies
Equipped with inner water tank 2 and heat-insulation layer 6, diaphragm 4 is provided with the inner water tank 2, inner water tank is for 2 points by diaphragm 4
Assisted heating device 15, sensor 16 and outlet pipe 17 are provided with heat chamber 3 and low temperature chamber 5, heat chamber 3, low temperature chamber 5 is provided with row
Dirty hole 14 and water inlet pipe 10, water inlet pipe 10 are connected with cold water pipe 13, and cold water pipe 13 is provided with magnetic valve 11 and water pump 12, and auxiliary adds
Thermal 15, sensor 16, magnetic valve 11 and water pump 12 are controlled by controller 19；The diaphragm 4 includes the He of 1# dividing plates 21
2# dividing plates 22, the 1# dividing plates 21 and 2# dividing plates 22 be that diaphragm is stamped or extrusion forming obtained by；On the 1# dividing plates 22
Provided with breach 19 and spiracle group, breach 19 is located in the middle of spiracle group, and spiracle group is made up of several spiracles 20, is exhaled
Sucker group can both can guarantee that dynamically balanced air pressure in two water tanks to heat chamber 3 and low temperature bin 5.
The top of water tank 1 is provided with steam vent 23, after hot water temperature reaches certain pressure, and hot gas is from the row of steam vent 23
Go out.Cold water pipe 14 is connected with water pump 13, magnetic valve 12 and water inlet pipe 11, controller 18 and sensor 16, magnetic valve 12, water pump 13
Assisted heating device 15 is connected, and water-temperature water-level signal is passed to controller 18 by the moment of sensor 16, when the water level of heat chamber 3 is less than
During predetermined value, controller 18 sends water instruction, and magnetic valve 12 is opened, and running water enters water by magnetic valve 12 and water inlet pipe 11
Case 1, untill the water level of heat chamber 3 reaches predetermined value, when hydraulic pressure is low or during unstable hydraulic pressure, by setting controller 18, starts
Start water pump 13 while magnetic valve 12.Under overcast and rainy snow weather condition, when the water temperature of heat chamber 3 is less than predetermined value, controller
18 send heating instructions, start assisted heating device 15, untill the water temperature of heat chamber 3 reaches predetermined value.It is cold during moisturizing
Water enters low temperature chamber 6 from cold water pipe 14 by water pump 13, magnetic valve 12 and water inlet pipe 11, the original floated according to cold water sinking hot water
Reason, enters heat chamber 3 by vacuum heat collection pipe 10 and low temperature chamber 6 most hot water from mozzle 4, then from the output of outlet pipe 17 for
Family is used, and reaches the purpose for making full use of hot water.
The top of low temperature chamber 6 of water tank 1 is provided with respiratory siphon service hatch 9, and the respiratory siphon service hatch 9 is sealed with chock plug 8.
The manufacture craft of the 1# dividing plates 21 and 2# dividing plates 22 comprises the following steps：
（1）Separately design extrusion die or the diel of the 1# dividing plates 21 and 2# dividing plates 22 of respective shapes；
（2）1# dividing plates 21 and 2# dividing plates 22 are obtained by mould extruding or punching press form, while lacking on 1# dividing plates 21 is made
Mouth 19 and spiracle group；
（3）Deburring, deburring are carried out to 1# dividing plates 21 and the surface of 2# dividing plates 22 and hole is repaiied, produce qualified 1# dividing plates 21 and 2# every
Plate 22.
Claims (5)
1. a kind of double water tank solar water heater provided with porous diaphragm, including diaphragm（4）, it is characterised in that：Institute
State diaphragm（4）Including 1# dividing plates（21）With 2# dividing plates（22）, the 1# dividing plates（21）With 2# dividing plates（22）Be it is stamped or
Obtained by extrusion forming；The 2# dividing plates（22）It is socketed on 1# dividing plates（21）, the 1# dividing plates（21）Peripheral top edge is provided with
Breach（19）, and the 1# dividing plates（21）Flange be provided with spiracle group, the breach（20）Center vertical face and spiracle
The center vertical face of group is overlapped.
2. the double water tank solar water heater according to claim 1 provided with porous diaphragm, it is characterised in that：It is described
Spiracle group is by several spiracles（20）Composition.
3. the double water tank solar water heater according to claim 1 provided with porous diaphragm, it is characterised in that：It is described
Breach（19）During installation and plane-parallel.
4. the double water tank solar water heater according to claim 1 provided with porous diaphragm, it is characterised in that：It is described
1# dividing plates（21）With 2# dividing plates（22）Two sides is equipped with thermal insulation layer, and the active ingredient and its weight fraction of the thermal insulation layer are：Stone
English powder 6%, mica powder 3%, alumina powder 6%, the native powder 5% in sea, antimony oxide 2%, surplus acrylic acid adhesive make adhesive；
Prepared by the heat-barrier material and brushing method is：By silica flour, mica powder, alumina powder, the native powder in sea and three oxidations two
Antimony is well mixed, then mixture is stirred with acrylic acid adhesive, is stirred, that is, heat-barrier material is made；By heat-insulated material
Material is uniformly painted on diaphragm two sides, and the number of plies of brushing is 2~3 layers, brushes one layer, after waiting painting brush material air-dried, then is entered
Row is brushed.
5. the double water tank solar water heater according to claim 1 provided with porous diaphragm, it is characterised in that：It is described
1# dividing plates（21）With 2# dividing plates（22）Manufacture craft comprise the following steps：
（1）Separately design the 1# dividing plates of respective shapes（21）With 2# dividing plates（22）Extrusion die or diel；
（2）1# dividing plates are obtained by mould extruding or punching press form（21）With 2# dividing plates（22）, while 1# dividing plates are made（21）
On breach（19）With spiracle group；
（3）To 1# dividing plates（21）With 2# dividing plates（22）Surface carries out deburring, deburring and repaiies hole, produces qualified 1# dividing plates（21）
With 2# dividing plates（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710183628.3A CN107014095A (en) | 2017-03-24 | 2017-03-24 | A kind of double water tank solar water heater provided with porous diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710183628.3A CN107014095A (en) | 2017-03-24 | 2017-03-24 | A kind of double water tank solar water heater provided with porous diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107014095A true CN107014095A (en) | 2017-08-04 |
Family
ID=59445414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710183628.3A Withdrawn CN107014095A (en) | 2017-03-24 | 2017-03-24 | A kind of double water tank solar water heater provided with porous diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107014095A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201071568Y (en) * | 2007-07-04 | 2008-06-11 | 徐贤双 | Socket joint clutch connecting sandwich plate |
| WO2012059789A1 (en) * | 2010-11-04 | 2012-05-10 | Selektif Teknoloji Sanayi Ticaret Limited Sirketi | Roll to roll manufacturing of solar selective sheets |
| CN202304021U (en) * | 2011-10-12 | 2012-07-04 | 李艳 | Horizontal type solar hot water tank capable of avoiding mixing cold water and hot water |
| CN202547160U (en) * | 2012-04-26 | 2012-11-21 | 徐泽山 | Flow guide partition board used for integral transverse type water heater water tank |
| CN102829566A (en) * | 2012-10-05 | 2012-12-19 | 赵中超 | Water tank and whole bathroom of solar water heater |
| CN103134197A (en) * | 2013-03-18 | 2013-06-05 | 黄善同 | Double-water-tank air-exhausting flow-guide separation plate solar water heater |
| CN106214472A (en) * | 2016-08-18 | 2016-12-14 | 蒙小浪 | Moxa-moxibustion box |
-
2017
- 2017-03-24 CN CN201710183628.3A patent/CN107014095A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201071568Y (en) * | 2007-07-04 | 2008-06-11 | 徐贤双 | Socket joint clutch connecting sandwich plate |
| WO2012059789A1 (en) * | 2010-11-04 | 2012-05-10 | Selektif Teknoloji Sanayi Ticaret Limited Sirketi | Roll to roll manufacturing of solar selective sheets |
| CN202304021U (en) * | 2011-10-12 | 2012-07-04 | 李艳 | Horizontal type solar hot water tank capable of avoiding mixing cold water and hot water |
| CN202547160U (en) * | 2012-04-26 | 2012-11-21 | 徐泽山 | Flow guide partition board used for integral transverse type water heater water tank |
| CN102829566A (en) * | 2012-10-05 | 2012-12-19 | 赵中超 | Water tank and whole bathroom of solar water heater |
| CN103134197A (en) * | 2013-03-18 | 2013-06-05 | 黄善同 | Double-water-tank air-exhausting flow-guide separation plate solar water heater |
| CN106214472A (en) * | 2016-08-18 | 2016-12-14 | 蒙小浪 | Moxa-moxibustion box |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170804 |