CN105649778B - Combustion engine system with filter - Google Patents
Combustion engine system with filter Download PDFInfo
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- CN105649778B CN105649778B CN201610036003.XA CN201610036003A CN105649778B CN 105649778 B CN105649778 B CN 105649778B CN 201610036003 A CN201610036003 A CN 201610036003A CN 105649778 B CN105649778 B CN 105649778B
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- Prior art keywords
- gas
- cylinder
- filter
- combustion engine
- engine system
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/0217—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters the filtering elements having the form of hollow cylindrical bodies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
- F01N3/0222—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with particulate filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
Abstract
The present invention relates to the combustion engine system with filter, including gas handling system and waste gas reclamation treatment system, the gas handling system includes the gas compressor, gas filter and the gas turbine that are sequentially connected with according to gas inlet direction；The combustion gas recovery and processing system includes waste heat boiler and exhaust processor, the exhaust processor includes cylinder, the bottom of cylinder is provided with leakage fluid dram, the screw top twist-on of cylinder has cover, the lower end of cylinder is provided with air inlet pipe, the upper end of cylinder is provided with escaping pipe, inner barrel is provided with dividing plate, the lower end of dividing plate is provided with the feed tube for being passed through spray liquid in cylinder, atomizer is provided with feed tube, wireway is equipped with dividing plate, the outlet side of wireway is connected with the beginning of porous metals cylinder, the outer wall parcel filter membrane of porous metals cylinder, calcium oxide is filled with filter membrane.The problem that the exhaust-gas treatment effect that is produced to gas turbine instant invention overcomes existing exhaust processor is poor, filter membrane can not be changed.
Description
Technical field
The present invention relates to gas-turbine plant field, in particular it relates to a kind of combustion engine system with filter.
Background technology
Gas turbine is rotated at a high speed as working medium impeller with the gas of continuous flowing, is have by the energy conversion of fuel
Diligent internal combustion type dynamic power machine, is a kind of rotary vane type Thermal Motor.Gas turbine is used as a kind of efficient internal combustion
Machine, using more and more extensive.
Gas turbine mainly includes gas handling system and waste gas reclamation treatment system in the course of the work.
The gas handling system of combustion engine turbine mainly includes gas inlet end, gas compressor, combustion gas filtration system, combustion gas wheel
Machine；The waste gas reclamation treatment system of gas turbine mainly includes the waste heat recycling system and exhaust processor of waste gas, existing
Some exhaust processors filter membrane poor to fume treatment effect and used can not be changed.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of combustion engine system with filter, existing to overcome
The problem that exhaust-gas treatment effect that exhaust processor is produced to gas turbine is poor, filter membrane can not be changed.
The present invention the used technical scheme that solves the above problems is：Combustion engine system with filter, including air inlet
System and waste gas reclamation treatment system, gas compressor that the gas handling system includes being sequentially connected with according to gas inlet direction,
Gas filter and gas turbine；The combustion gas recovery and processing system includes waste heat boiler and exhaust processor, at the waste gas
Reason device includes cylinder, and the bottom of cylinder is provided with leakage fluid dram, and the lower end that the screw top twist-on of cylinder has cover, cylinder is provided with
Air inlet pipe, the upper end of cylinder is provided with escaping pipe, inner barrel be provided with dividing plate, cylinder the lower end of dividing plate be provided with for
Be passed through the feed tube of spray liquid, atomizer be provided with feed tube, be equipped with wireway on dividing plate, the outlet side of wireway with
The beginning connection of porous metals cylinder, the outer wall parcel filter membrane of porous metals cylinder, is filled with calcium oxide in filter membrane.
The exhaust processor of existing combustion engine system is typically all that flue gas is processed using alkaline filter liquid, alkalescence
On the one hand liquid can absorb the sour gas in flue gas, on the other hand enable to the solid particles sediment in flue gas, but
Simple dependence akaline liquid is processed flue gas a little causes fume treatment not thorough, the problem of poor processing effect, also,
The filter membrane of existing filter is unable to dismounting and change.
Gas filter of the present invention specifically refers to one kind and does not absorb combustion but for absorbing solid particle and pernicious gas
The filter core of gas, generally uses soda lime filter core；The gas compressor is used for compressed gas, and gas filter is used to filter through combustion
The combustion gas of air compressor compression, the combustion gas after filtering enters into work in gas turbine after mixing with air；The dividing plate is specific
Refer to that inner barrel is divided into upper and lower two-part baffle arrangement, the flue gas that specifically refers to up and down of the present invention is treated
Flue gas carries out spray process in the lower section of dividing plate by lower from for the path of upper movement to flue gas in journey, in the top of individual dividing plate
Further flue gas is filtered；The wireway specifically refers to passage of the flue gas by dividing plate lower section to top, the porous gold
Category cylinder one end is set to blind end, and the other end is provided with the beginning, and the beginning of porous metals cylinder is connected with wireway, porous metals cylinder
Skeleton structure for supporting filter membrane, the side wall of porous metals cylinder is provided with the hole for breathing freely, and the filter membrane is specifically referred to
The sandwich being made of gas permeable material, the preferred macromolecule membrane of gas permeable material or cotton.
The course of work of the invention：Combustion gas, into treatment is compressed to combustion gas in gas compressor, is pressed by admission line
Combustion gas after contracting carries out filtration treatment into gas filter, and the combustion gas after filtering is entered into and is mixed into air in gas turbine
Gas turbine provides fuel, and the tail gas of discharge of gas turbine enters into waste heat filtering carries out heat recovery, and residual exhaust enters
Entering carries out exhaust-gas treatment in useless processor：Tail gas is entered into closed shell by air inlet pipe, is sprayed by atomization below dividing plate
The spray liquid that head sprays carries out spray filtering, and a part of pernicious gas in flue gas is by spray-absorption, and a part of solid particle
Settled in the presence of spray liquid, the particle and spray liquid of sedimentation are discharged by liquid outlet, through the tail gas after spray process by air guide
Pipe enters into porous metals cylinder inside, and because the porous metals cylinder other end is blind end, and side wall is provided with ventilative hole, tail
Gas is spread by porous metals cylinder Inside To Outside, enters into filter membrane, by the internal layer of filter membrane to outer layer progressively diffusive filtration, by filter membrane
Internal oxidition calcium carries out secondary filter treatment, and calcium oxide can not only further absorb the acidic materials in tail gas, and oxidation
Calcium can absorb the moisture in tail gas, thus tail gas cleanliness factor after filter membrane is further filtered is high, is then processed through filter membrane
Tail gas is discharged by escaping pipe.
The present invention is once filtered by being provided with spray liquid, and spray liquid absorbs the pernicious gas in tail gas and causes
Solid particles sediment in tail gas, the tail gas after being processed through spray liquid further absorbs tail gas again through the secondary filter of filtration core
In sour gas and solid particle, improve the treatment effect of tail gas.
The present invention wraps up filter membrane by setting porous metals cylinder in porous metals drum outer wall so that filter membrane is detachable and grasps
Facilitate, filter membrane can be in time changed when the filter effect of filter membrane is deteriorated or fails, it is to avoid the two of the filter membrane influence flue gas of failure
Secondary filter effect.
Further, also including cooling system：Cooling water pipe is set by gas filter outer wall, in cooling water pipe
Supplement cooling water carries out cooling treatment.
Further, also including oil system：For the equipment in combustion engine system provides lubricating oil.
Further, waste heat boiler is connected with water softening system.
Water softening system specifically refers to a kind of structure that softened water is provided for waste heat boiler, softened water refer to calcium ions and magnesium ions compared with
Small water, can avoid boiler internal from producing incrustation scale.
Further, it is provided with air-introduced machine in escaping pipe.
The setting of air-introduced machine can accelerate the velocity of discharge of flue gas after treatment, improve the filter efficiency of filter core, and then improve
The treatment effeciency of whole flue gas processing device.
Further, the inlet end of wireway is connected with funnel structure, funnel structure Zi with wireway connection end to air inlet
The internal diameter at end gradually increases.
Such structure is easy to imported into the flue gas below dividing plate in wireway.
Further, spray liquid is NaOH, double alkali lye of soda lime configuration.
The setting of double alkali lye can improve the efficiency for absorbing pernicious gas in flue gas, effectively carry out acid-base neutralization, it is to avoid
Acidic materials corrode to equipment, improve the service life of equipment.
Further, activated carbon filter bag is provided with escaping pipe；Silicon carbide filter bag is provided with the wireway.
Activated carbon filter bag can adsorb flue gas moderate stimulation smell；Silicon carbide filter bag can be to small solid in flue gas
Particle is absorbed.
Further, porous metals cylinder one end is set to blind end, and the other end is set to beginning, the side wall of porous metals cylinder
It is provided with air-vent.
Further, filter membrane is sandwich, and calcium oxide is arranged in interlayer；Two ends of the filter membrane are provided with phase
The magic strap or double buckle for mutually coordinating.
Two ends of the filter membrane specifically refer to initiating terminal and the terminal that filter membrane parcel is, magic strap, double buckle are existing
There is technology, be easy to parcel and the dismounting of filter membrane.
To sum up, the beneficial effects of the invention are as follows：
1st, the present invention is once filtered by being provided with spray liquid, and spray liquid absorbs the pernicious gas in tail gas and makes
The solid particles sediment in tail gas is obtained, the tail gas after being processed through spray liquid further absorbs tail again through the secondary filter of filtration core
Sour gas and solid particle in gas, improve the treatment effect of tail gas.
2nd, the present invention wraps up filter membrane by setting porous metals cylinder in porous metals drum outer wall so that filter membrane it is detachable and
It is easy to operate, can in time change filter membrane when the filter effect of filter membrane is deteriorated or fails, it is to avoid the filter membrane influence tail gas of failure
Secondary filter effect.
Brief description of the drawings
Fig. 1 is the structural representation of combustion engine system；
Fig. 2 is the structural representation of exhaust processor.
Mark and corresponding parts title in accompanying drawing：
1-leakage fluid dram；2-air inlet pipe；3-cylinder；4-feed tube；5-atomizer；6-dividing plate；7-air-introduced machine；
8-escaping pipe；9-filter membrane；10-wireway；11-funnel structure；12-silicon carbide filter bag；13-porous metals cylinder；
14-cover.
Specific embodiment
With reference to embodiment and accompanying drawing, detailed description further is made to invention, but embodiments of the present invention are not
It is limited to this.
Embodiment 1：
As shown in Figure 1 and Figure 2, the combustion engine system with filter, including gas handling system and waste gas reclamation treatment system,
The gas handling system includes the gas compressor, gas filter and the gas turbine that are sequentially connected with according to gas inlet direction；Institute
Stating combustion gas recovery and processing system includes waste heat boiler and exhaust processor, and the exhaust processor includes cylinder 3, the bottom of cylinder 3
Portion is provided with leakage fluid dram 1, and the lower end that the screw top twist-on of cylinder 3 has cover 14, cylinder 3 is provided with air inlet pipe 2, cylinder 3
Upper end is provided with escaping pipe 8, and cylinder 3 is internally provided with dividing plate 6, cylinder 3 and is provided with for being passed through spray in the lower end of dividing plate 6
The feed tube 4 of liquid, is provided with atomizer 5 on feed tube 4, be equipped with wireway 10 on dividing plate 6, the outlet side of wireway 10 with
The beginning connection of porous metals cylinder 13, the outer wall parcel filter membrane 9 of porous metals cylinder 13, is filled with calcium oxide in filter membrane 9.
Embodiment 2：
As shown in Figure 1 and Figure 2, the present embodiment is based on embodiment 1, also including cooling system：By in gas filter outer wall
Cooling water pipe is set, and cooling water is supplemented in cooling water pipe carries out cooling treatment；Also include oil system：For in combustion engine system
Equipment provides lubricating oil；The waste heat boiler is connected with water softening system.
Embodiment 3：
As shown in Figure 1 and Figure 2, the present embodiment is based on embodiment 1, and air-introduced machine 7 is provided with the escaping pipe 8；The air guide
The inlet end of pipe 10 is connected with funnel structure 11, and funnel structure 11 gradually increases Zi the internal diameter with the connection end of wireway 10 to inlet end
Greatly；The spray liquid is NaOH, double alkali lye of soda lime configuration；State in escaping pipe 8 and be provided with activated carbon filter bag；It is described
Silicon carbide filter bag 12 is provided with wireway 10；Described 13 one end of porous metals cylinder are set to blind end, and the other end is set to
Beginning, the side wall of porous metals cylinder 13 is provided with air-vent；The filter membrane 9 is sandwich, and calcium oxide is arranged in interlayer；Institute
Two ends for stating filter membrane 9 are provided with the magic strap or, or double buckle of mutual cooperation.
As described above, the present invention can be realized preferably.
Claims (8)
1. the combustion engine system with filter, it is characterised in that including gas handling system and waste gas reclamation treatment system, it is described enter
Gas system includes the gas compressor, gas filter and the gas turbine that are sequentially connected with according to gas inlet direction；The waste gas
Recovery and processing system includes waste heat boiler and exhaust processor, and the exhaust processor includes cylinder (3), the bottom of cylinder (3)
Leakage fluid dram (1) is provided with, the lower end that the screw top twist-on of cylinder (3) has cover (14), cylinder (3) is provided with air inlet pipe (2),
The upper end of cylinder (3) is provided with escaping pipe (8), and cylinder (3) is internally provided with dividing plate (6), under cylinder (3) inherence dividing plate (6)
End is provided with the feed tube (4) for being passed through spray liquid, and atomizer (5) is provided with feed tube (4), and dividing plate wears on (6)
The outlet side for having wireway (10), wireway (10) is connected with the beginning of porous metals cylinder (13), outside porous metals cylinder (13)
Wall wraps up and calcium oxide is filled with filter membrane (9), filter membrane (9)；Also include cooling system：Set cold by gas filter outer wall
But water pipe, in cooling water pipe supplementing cooling water carries out cooling treatment；Also include oil system：For the equipment in combustion engine system is carried
For lubricating oil.
2. the combustion engine system with filter according to claim 1, it is characterised in that the waste heat boiler with soften
Water system is connected.
3. the combustion engine system with filter according to claim 1, it is characterised in that set on the escaping pipe (8)
It is equipped with air-introduced machine (7).
4. the combustion engine system with filter according to claim 1, it is characterised in that wireway (10) are entered
Gas end is connected with funnel structure (11), and funnel structure (11) gradually increases Zi with wireway (10) connection end to the internal diameter of inlet end
Greatly.
5. the combustion engine system with filter according to claim 1, it is characterised in that the spray liquid is hydroxide
Sodium, double alkali lye of soda lime configuration.
6. the combustion engine system with filter according to claim 1, it is characterised in that is set in the escaping pipe (8)
It is equipped with activated carbon filter bag；Silicon carbide filter bag (12) is provided with the wireway (10).
7. the combustion engine system with filter according to claim 1, it is characterised in that porous metals cylinder (13)
One end is set to blind end, and the other end is set to the beginning, and the side wall of porous metals cylinder (13) is provided with air-vent.
8. the combustion engine system with filter according to claim 1, it is characterised in that the filter membrane (9) is interlayer
Structure, calcium oxide is arranged in interlayer；Two ends of the filter membrane (9) are provided with the magic strap or primary and secondary of mutual cooperation
Button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610036003.XA CN105649778B (en) | 2016-01-20 | 2016-01-20 | Combustion engine system with filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610036003.XA CN105649778B (en) | 2016-01-20 | 2016-01-20 | Combustion engine system with filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105649778A CN105649778A (en) | 2016-06-08 |
| CN105649778B true CN105649778B (en) | 2017-07-04 |
Family
ID=56487475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610036003.XA Active CN105649778B (en) | 2016-01-20 | 2016-01-20 | Combustion engine system with filter |
Country Status (1)
| Country | Link |
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| CN (1) | CN105649778B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2356740Y (en) * | 1999-02-10 | 2000-01-05 | 广州市兴华环保设备联合有限公司 | Multifunctional waste gas purifier |
| CN202611880U (en) * | 2012-06-13 | 2012-12-19 | 新乡市永新工业滤器有限公司 | Gas turbine coal gas inlet filtering device |
| CN203556253U (en) * | 2013-09-17 | 2014-04-23 | 梁文昌 | Novel waste gas treatment system |
| CN204429041U (en) * | 2014-11-30 | 2015-07-01 | 刘方旭 | A kind of spraying waste gas spray and the dual air filter system of active carbon |
| CN205477946U (en) * | 2016-01-20 | 2016-08-17 | 四川村田机械制造有限公司 | Combustion engine system based on improve work efficiency |
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2016
- 2016-01-20 CN CN201610036003.XA patent/CN105649778B/en active Active
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| CN105649778A (en) | 2016-06-08 |
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Address after: 610000 Sichuan, Shuangliu District, Chengdu City, the United States and the United States and the streets of Washington Avenue, No. two, No. 1158 Applicant after: Sichuan cuntian machinery manufacturing Limited by Share Ltd Address before: 610000, Sichuan, Shuangliu County, Concord street, Washington Avenue, No. two, No. 1158, No. Applicant before: SICHUAN CUNTIAN MACHINERY MANUFACTURING CO., LTD. |
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