CN109012523A - A kind of silica hydrolysis furnace for the production of rubber-plastic sealing part - Google Patents
A kind of silica hydrolysis furnace for the production of rubber-plastic sealing part Download PDFInfo
- Publication number
- CN109012523A CN109012523A CN201810867830.2A CN201810867830A CN109012523A CN 109012523 A CN109012523 A CN 109012523A CN 201810867830 A CN201810867830 A CN 201810867830A CN 109012523 A CN109012523 A CN 109012523A
- Authority
- CN
- China
- Prior art keywords
- spring
- heat exchange
- rubber
- flexible sheet
- delivery pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Abstract
The present invention provides a kind of silica hydrolysis furnace for the production of rubber-plastic sealing part, it increases thermoelectric generation film, outlet pipe, heat exchange sleeve, refrigerator, admission line and delivery pump, thermal energy recycling and reusing can be achieved in the design, energy conservation and environmental protection, reduce the waste of heat resource, reduce pollution of the high heat air to environment simultaneously, it solves and is not provided with heat-energy recovering apparatus on existing cooling jacket, because increasing connecting pipe, the flowing of cooling gas is convenient in the design, because increasing battery and electric wire, the storage and transmission of electric current are convenient in the design, because increasing airstrainer, the design can filter the air, reduce the dust adhered in heat exchange sleeve, because increasing fixing pin, the design makes deflector connect fastening with rubbery flexible sheet, the present invention is easy to use, convenient for operation, stability is good, high reliablity, Energy conservation and environmental protection.
Description
Technical field
The present invention is a kind of silica hydrolysis furnace for the production of rubber-plastic sealing part, belongs to rubber seal production technology
Field.
Background technique
Need to use silica material in rubber seal production, hydrolysis furnace is main in silicon dioxide producing device
One of equipment.Enter hydrolysis furnace from top to bottom under the action of negative pressure from the reacted gaseous mixture of nozzle, it is cooling in collet
It after air heat-exchange, is flowed out from outlet at bottom, reduces temperature to adapt to rear process.
Existing hydrolysis furnace interior is not provided with buffer gear, and the mixed gas containing silica flows in hydrolysis furnace
It is dynamic, hydrolysis furnace inner wall can be hit, accelerate the abrasion of hydrolysis furnace, shorten hydrolysis furnace uses the time, in addition, existing
Cooling jacket on be not provided with heat-energy recovering apparatus, cooling air is exchanging heat with the mixed gas containing silica
Afterwards, the thermal energy in cooling gas is not recovered, and causes the waste of heat resource, meanwhile, the air of high heat is discharged into sky
In gas, thermal energy pollution also is caused to environment.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of titanium dioxides for the production of rubber-plastic sealing part
Silicon hydrolyzes furnace, and to solve the problems mentioned in the above background technology, the present invention is easy to use, and convenient for operation, stability is good, reliably
Property high, energy conservation and environmental protection.
To achieve the goals above, the present invention is to realize by the following technical solutions: one kind is for rubber-plastic sealing part
The silica of production hydrolyzes furnace, including transporting box body mechanism and heat exchange mechanisms, the heat exchange mechanisms are mounted on transporting box body
Mechanism outer end, the transporting box body mechanism include deflector, entrance, spring, cabinet shell, rubbery flexible sheet and outlet, described
Entrance is mounted on cabinet shell upper end, and spring is equipped on the cabinet shell inner wall, and the spring is mounted on outside rubbery flexible sheet
End, the rubbery flexible sheet are connected by spring with cabinet shell, and deflector, the rubber are equipped on the rubbery flexible sheet inner wall
Glue soft board lower end is provided with outlet, and spring includes spring body, and spring body is non-contact type plane scroll spring, spring body
Circle and circle between there are gap, buffer gear is fixedly installed between the spring ring of spring body, buffer gear is tower bullet
Spring or elastic block rubber are fixed with antirust mechanism between spring body circle and circle, and antirust mechanism includes filler, filler
It is impregnated with grease, the heat exchange mechanisms include thermoelectric generation film, outlet pipe, heat exchange sleeve, refrigerator, admission line and defeated
Pump is sent, the heat exchange sleeve is mounted on cabinet shell outer end, the hollow rectangular-shape that the shell is integrally formed, the shell
Outer surface is equipped with several radiating aluminium sheets parallel with the shell long side, and the radiating aluminium sheet is vertical with the outer surface of outer cover to be connected
It connects.
Further, the heat exchange sleeve right end is provided with outlet pipe and delivery pump, and the delivery pump setting is going out
On the downside of feed channel, thermoelectric generation film is installed on the outlet pipe, the thermoelectric generation film is arranged on the right side of heat exchange sleeve.
Further, the delivery pump right end is equipped with admission line, and refrigerator is equipped on the admission line, described
Refrigerator is arranged on the downside of thermoelectric generation film.
Further, the delivery pump is connected by connecting pipe with heat exchange sleeve, the heat exchange sleeve outer end setting
There is battery, and battery is connected with thermoelectric generation film, delivery pump and refrigerator respectively by electric wire.
Further, the deflector and spring are equipped at least two, and at least two deflectors are staggered installation of
On rubbery flexible sheet inner wall, the admission line is internally provided with airstrainer, and the deflector passes through fixing pin and rubber
Glue soft board is connected.
Beneficial effects of the present invention: a kind of silica for the production of rubber-plastic sealing part of the invention hydrolyzes furnace, this hair
It is bright that buffer function can be achieved, reduce flowing because increasing entrance, spring, cabinet shell, rubbery flexible sheet and outlet, the design
Mixing air reduces the abrasion of rubbery flexible sheet to the impact force of rubbery flexible sheet, extends rubbery flexible sheet and cabinet shell
Using the time, solves existing hydrolysis furnace interior and be not provided with buffer gear, the mixed gas containing silica is hydrolyzing
It is flowed in furnace, hydrolysis furnace inner wall can be hit, accelerate the abrasion of hydrolysis furnace, shorten the disadvantage using the time of hydrolysis furnace
End, because increasing deflector, which can stop the mixed gas containing silica, improve cooling air and contain
The heat exchange efficiency of the mixed gas of silica.
The present invention due to increasing thermoelectric generation film, outlet pipe, heat exchange sleeve, refrigerator, admission line and delivery pump,
Thermal energy recycling and reusing can be achieved in the design, and energy conservation and environmental protection reduces the waste of heat resource, while reducing high heat air
Pollution to environment solves and is not provided with heat-energy recovering apparatus on existing cooling jacket, cooling air and contains titanium dioxide
After being exchanged heat, the thermal energy in cooling gas is not recovered the mixed gas of silicon, causes the waste of heat resource, together
When, the problem of air of high heat is discharged into air, also causes thermal energy pollution to environment.
Because increasing connecting pipe, which is convenient for the flowing of cooling gas, and because increasing battery and electric wire, the design is just
In the storage and transmission of electric current, because increasing airstrainer, which can be filtered the air, and it is included to reduce heat exchange sleeve
Dust, because increasing fixing pin, which makes deflector connect fastening with rubbery flexible sheet, of the invention easy to use, is convenient for
Operation, stability is good, high reliablity, energy conservation and environmental protection.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram that a kind of silica for the production of rubber-plastic sealing part of the present invention hydrolyzes furnace；
Fig. 2 is the signal that a kind of silica for the production of rubber-plastic sealing part of the present invention hydrolyzes Lu Zhong transporting box body mechanism
Figure；
Fig. 3 is the schematic diagram that a kind of silica for the production of rubber-plastic sealing part of the present invention hydrolyzes heat exchange mechanisms in furnace；
In figure: 1- transporting box body mechanism, 2- heat exchange mechanisms, 11- deflector, 12- entrance, 13- spring, 14- cabinet shell,
15- rubbery flexible sheet, the outlet 16-, 21- thermoelectric generation film, 22- outlet pipe, 23- heat exchange sleeve, 24- refrigerator, 25- air inlet pipe
Road, 26- delivery pump.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 3 is please referred to, the present invention provides a kind of technical solution: a kind of silica for the production of rubber-plastic sealing part
Furnace is hydrolyzed, including transporting box body mechanism 1 and heat exchange mechanisms 2, heat exchange mechanisms 2 are mounted on 1 outer end of transporting box body mechanism.
Transporting box body mechanism 1 includes deflector 11, entrance 12, spring 13, cabinet shell 14, rubbery flexible sheet 15 and outlet
16, entrance 12 is mounted on 14 upper end of cabinet shell, spring 13 is equipped on 14 inner wall of cabinet shell, it is soft that spring 13 is mounted on rubber
15 outer end of plate, rubbery flexible sheet 15 are connected by spring 13 with cabinet shell 14, are equipped with deflector on 15 inner wall of rubbery flexible sheet
11,15 lower end of rubbery flexible sheet is provided with outlet 16, and spring 13 includes spring body, and spring body is non-contact type plane scroll bullet
Spring is fixedly installed buffer gear, buffer between the spring ring of spring body there are gap between the circle and circle of spring body
Structure is tower spring or elastic block rubber, and antirust mechanism is fixed between spring body circle and circle, and antirust mechanism includes filling out
Object is filled, filler is impregnated with grease, which can be achieved buffer function, reduces the mixing air of flowing to rubbery flexible sheet 15
Impact force.
Heat exchange mechanisms 2 include thermoelectric generation film 21, outlet pipe 22, heat exchange sleeve 23, refrigerator 24, admission line 25 with
And delivery pump 26, heat exchange sleeve 23 are mounted on 14 outer end of cabinet shell, the hollow rectangular-shape that the shell 14 is integrally formed,
14 outer surface of shell is equipped with several radiating aluminium sheets parallel with 14 long side of shell, the radiating aluminium sheet and the shell
14 outer surfaces vertically connect, and 23 right end of heat exchange sleeve is provided with outlet pipe 22 and delivery pump 26, and the setting of delivery pump 26 is going out
On the downside of feed channel 22, thermoelectric generation film 21 being installed on outlet pipe 22, thermoelectric generation film 21 is arranged on 23 right side of heat exchange sleeve,
26 right end of delivery pump is equipped with admission line 25, and refrigerator 24 is equipped on admission line 25, and the setting of refrigerator 24 is sent out in the temperature difference
Thermal energy recycling and reusing, energy conservation and environmental protection can be achieved in electric 21 downside of piece, the design.
Delivery pump 26 is connected by connecting pipe with heat exchange sleeve 23, and 23 outer end of heat exchange sleeve is provided with battery, and
Battery is connected with thermoelectric generation film 21, delivery pump 26 and refrigerator 24 respectively by electric wire, deflector 11 and spring
13 are equipped at least two, and at least two deflectors 11 are staggered installation of on 15 inner wall of rubbery flexible sheet, are set inside admission line 25
It is equipped with airstrainer, deflector 11 is connected by fixing pin with rubbery flexible sheet 15.
Specific embodiment: before the mixed gas containing silica enters 15 inside of rubbery flexible sheet from entrance 12, work
Make personnel and start delivery pump 26 and refrigerator 24, air is transported to heat exchange sleeve along admission line 25 by the work of delivery pump 26
Inside 23, the work of refrigerator 24 freezes to air, makes cooling air full of inside heat exchange sleeve 23, cabinet shell 14 works
When, the mixed gas containing silica passes through entrance 12 from top to bottom under the action of negative pressure and enters in rubbery flexible sheet 15
Portion, the mixed gas containing silica carry out uniformly and olderly flowage under the action of deflector 11, guarantee non-blind area, and
It is exchanged heat by cabinet shell 14 with gaseous mixture, during the simulation model for mixing gases flows containing silica, contains dioxy
The mixed gas of SiClx hits rubbery flexible sheet 15, and rubbery flexible sheet 15 is displaced outwardly by impact force, rubbery flexible sheet 15 to
Outer mobile drive spring 13 compresses, and spring 13 generates elastic force by compression, and the elastic force reaction that spring 13 generates is in rubbery flexible sheet 15
On, reduce rubbery flexible sheet 15 and receive impact force, slows down the rate of wear of rubbery flexible sheet 15, the gaseous mixture containing silica
Body is flowed out from outlet 16, and into subsequent processing, which extends the use time of rubbery flexible sheet 15 and cabinet shell 14.
After being exchanged heat with the mixed gas containing silica, the cooling air temperature inside heat exchange sleeve 23 increases,
And be discharged along outlet pipe 22, the high temperature air in outlet pipe 22 transfers heat on 22 inner wall of outlet pipe, outlet
Pipeline 22 is transferred heat to again on 21 inner face of thermoelectric generation film, and 22 inner face of outlet pipe and outer end face generate temperature difference,
Electric current is generated inside thermoelectric generation film 21,21 live wire of thermoelectric generation film transfers current in battery, and battery is conveying
Thermal energy recycling can be achieved in pump 26 and the work supply electric energy of refrigerator 24, the design.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of silica for the production of rubber-plastic sealing part hydrolyzes furnace, including transporting box body mechanism (1) and heat exchange mechanisms
(2), it is characterised in that: the heat exchange mechanisms (2) are mounted on transporting box body mechanism (1) outer end；Transporting box body mechanism (1) packet
Include deflector (11), entrance (12), spring (13), cabinet shell (14), rubbery flexible sheet (15) and outlet (16), the entrance
(12) it is mounted on cabinet shell (14) upper end, is equipped with spring (13) on cabinet shell (14) inner wall, the spring (13)
It is mounted on rubbery flexible sheet (15) outer end, the rubbery flexible sheet (15) is connected by spring (13) with cabinet shell (14), described
It is equipped with deflector (11) on rubbery flexible sheet (15) inner wall, rubbery flexible sheet (15) lower end is provided with outlet (16), spring
It (13) include spring body, spring body is non-contact type plane scroll spring, there are gap between the circle and circle of spring body,
Buffer gear is fixedly installed between the spring ring of spring body, buffer gear is tower spring or elastic block rubber, in bullet
It is fixed with antirust mechanism between spring ontology circle and circle, antirust mechanism includes filler, and filler is impregnated with grease；
The heat exchange mechanisms (2) include thermoelectric generation film (21), outlet pipe (22), heat exchange sleeve (23), refrigerator (24), into
Feed channel (25) and delivery pump (26), the heat exchange sleeve (23) are mounted on cabinet shell (14) outer end, the shell (14)
The hollow rectangular-shape being integrally formed, shell (14) outer surface are equipped with parallel with the shell (14) long side several scattered
Hot aluminium flake, the radiating aluminium sheet is vertical with the shell (14) outer surface to be connect.
2. a kind of silica for the production of rubber-plastic sealing part according to claim 1 hydrolyzes furnace, it is characterised in that: institute
It states heat exchange sleeve (23) right end and is provided with outlet pipe (22) and delivery pump (26), the delivery pump (26) is arranged in escape pipe
It on the downside of road (22), is equipped with thermoelectric generation film (21) on the outlet pipe (22), thermoelectric generation film (21) setting is being changed
On the right side of thermal sleeve (23).
3. a kind of silica for the production of rubber-plastic sealing part according to claim 2 hydrolyzes furnace, it is characterised in that: institute
It states delivery pump (26) right end to be equipped with admission line (25), refrigerator (24), the system is installed on the admission line (25)
Cooler (24) setting is on the downside of thermoelectric generation film (21).
4. a kind of silica for the production of rubber-plastic sealing part according to claim 1 hydrolyzes furnace, it is characterised in that: institute
It states delivery pump (26) to be connected by connecting pipe with heat exchange sleeve (23), heat exchange sleeve (23) outer end is provided with electric power storage
Pond, and battery is connected with thermoelectric generation film (21), delivery pump (26) and refrigerator (24) respectively by electric wire.
5. a kind of silica for the production of rubber-plastic sealing part according to claim 1 hydrolyzes furnace, it is characterised in that: institute
It states deflector (11) and spring (13) is equipped at least two, at least two deflectors (11) are staggered installation of soft in rubber
On plate (15) inner wall, the admission line (25) is internally provided with airstrainer, and the deflector (11) passes through fixing pin
It is connected with rubbery flexible sheet (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810867830.2A CN109012523A (en) | 2018-08-02 | 2018-08-02 | A kind of silica hydrolysis furnace for the production of rubber-plastic sealing part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810867830.2A CN109012523A (en) | 2018-08-02 | 2018-08-02 | A kind of silica hydrolysis furnace for the production of rubber-plastic sealing part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109012523A true CN109012523A (en) | 2018-12-18 |
Family
ID=64647849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810867830.2A Withdrawn CN109012523A (en) | 2018-08-02 | 2018-08-02 | A kind of silica hydrolysis furnace for the production of rubber-plastic sealing part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109012523A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205838584U (en) * | 2016-03-31 | 2016-12-28 | 久江控股集团有限公司 | The silicon dioxide hydrolysis stove of tangential counter-flow heat exchange |
| CN206886693U (en) * | 2017-07-08 | 2018-01-16 | 山东联科卡尔迪克白炭黑有限公司 | A kind of silica hydrolysis stove for rubber seal production |
| CN207111800U (en) * | 2017-07-10 | 2018-03-16 | 扬州圣林弹簧五金有限公司 | Scroll spring |
-
2018
- 2018-08-02 CN CN201810867830.2A patent/CN109012523A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205838584U (en) * | 2016-03-31 | 2016-12-28 | 久江控股集团有限公司 | The silicon dioxide hydrolysis stove of tangential counter-flow heat exchange |
| CN206886693U (en) * | 2017-07-08 | 2018-01-16 | 山东联科卡尔迪克白炭黑有限公司 | A kind of silica hydrolysis stove for rubber seal production |
| CN207111800U (en) * | 2017-07-10 | 2018-03-16 | 扬州圣林弹簧五金有限公司 | Scroll spring |
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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: 20181218 |
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| WW01 | Invention patent application withdrawn after publication |