CN105937858A - Combination-type flue gas waste heat recycle device - Google Patents

Combination-type flue gas waste heat recycle device Download PDF

Info

Publication number
CN105937858A
CN105937858A CN201610454370.1A CN201610454370A CN105937858A CN 105937858 A CN105937858 A CN 105937858A CN 201610454370 A CN201610454370 A CN 201610454370A CN 105937858 A CN105937858 A CN 105937858A
Authority
CN
China
Prior art keywords
cooling medium
flue
pipeline
heat
heat exchange
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.)
Pending
Application number
CN201610454370.1A
Other languages
Chinese (zh)
Inventor
郭建
高迎熙
周晓柏
Original Assignee
郭建
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 郭建 filed Critical 郭建
Priority to CN201610454370.1A priority Critical patent/CN105937858A/en
Publication of CN105937858A publication Critical patent/CN105937858A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/06Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend

Abstract

The invention discloses a combination-type flue gas waste heat recycle device. A flue gas pipeline is connected onto a boiler smoke exhausting pipeline; a heat exchange pipe is arranged in the flue gas pipeline; the upper end of the flue gas pipeline is provided with a heat exchange cover; the heat exchange cover is separately provided with a cooling medium inlet and a cooling medium outlet; the two end openings of the heat exchange pipe are separately connected with the cooling medium inlet and the cooling medium outlet; a cooling medium is injected into the heat exchange pipe through the cooling medium inlet and the cooling medium outlet; the flue gas pipeline is connected to the boiler smoke exhaust pipeline; during operation, the low-temperature cooling medium flows into the inlet through a medium pipeline and enters the inlet of the heat exchange pipe; and when the cooling medium flows by the heat exchange pipe, the cooling medium is heated by flue gas, and the heated cooling medium enters the heat exchange pipe again through external heat exchange, so that the aim of recycling flue gas waste heat is realized. The combination-type flue gas waste heat recycle device is simple in structure, and the problem that the boiler smoke exhausting pipeline directly exhausts smoke, so that heat is wasted is solved.

Description

Assembled smoke gas waste-heat recovery device
Technical field
The invention belongs to heat reclaim unit, be specifically related to a kind of assembled smoke gas waste-heat recovery device.
Background technology
Currently, in the face of the stressful situation of world energy sources situation, studying the most novel the most always The energy, simultaneously also during energy-saving and emission-reduction, recycles energy.2012, State Council was just Formula has printed and distributed " energy-saving and emission-reduction " 12 " planning ", specify that the weight of " 12 " energy-saving and emission-reduction especially Point engineering, waste heat overbottom pressure utilizes and is mentioned by emphasis in reducing energy consumption engineering.
There is certain blank in the UTILIZATION OF VESIDUAL HEAT IN for flue gas, middle high-temperature residual heat has obtained preferably returning always Receive and utilize, and low-temperature flue gas i.e. temperature is not the most well utilized close to the fume afterheat near acid dew point, Critically important reason is exactly the dust granules in the corrosivity of flue gas and flue gas.
Summary of the invention
It is an object of the invention to provide a kind of assembled smoke gas waste-heat recovery device, the present invention can will have Heat in mordant flue gas reclaims, and solution boiler exhaust gas pipeline is directly discharged fume and caused heat wave The problem taken.
For reaching above-mentioned purpose, the present invention adopts the following technical scheme that
A kind of assembled smoke gas waste-heat recovery device, including being connected to the flue of boiler exhaust gas pipeline, Being provided with heat exchanger tube in flue, flue upper end is provided with heat exchange lid, heat exchange cover be respectively equipped with cold But medium inlet and cooling medium outlet, the two-port of heat exchanger tube is situated between with cooling medium entrance and cooling respectively Matter outlet connects, and flue is respectively arranged at two ends with the air inlet for being connected to boiler exhaust gas pipeline and goes out QI KOU.
Further, heat exchanger tube is fixed in flue by location-plate, and location-plate can be at fume pipe Inside move up and down.
Further, heat exchanger tube is U-shaped is arranged in flue.
Further, described location-plate is provided with the hole, location for fixing heat exchanger tube.
Further, heat exchange lid is bolted on flue.
Further, flue lower end is provided with water seal sewage draining exit.
Further, flue is connected by alternating expression sealing device with boiler exhaust gas pipeline.
Further, the air inlet of flue is more than the boiler exhaust gas pipeline being connected with boiler exhaust gas pipeline Air inlet;The gas outlet of flue is less than the boiler exhaust gas pipeline gas outlet being connected with boiler exhaust gas pipeline.
Further, described cooling medium entrance and cooling medium outlet are connected to outside cooling medium pipeline, Cooling medium pipeline exports all by metal hose and Flange joint with cooling medium entrance and cooling medium.
Further, heat exchange covers and is additionally provided with telescopic water cleaning device.
Compared with prior art, the present invention has a following useful technique effect:
One assembled smoke gas waste-heat recovery device of the present invention, by connecting fume pipe at boiler exhaust gas pipeline Road, wherein installs heat exchanger tube in flue, and flue upper end is provided with heat exchange lid, and heat exchange covers point Be not provided with cooling medium entrance and cooling medium outlet, the two-port of heat exchanger tube respectively with cooling medium entrance Connect with cooling medium outlet, exported by but medium inlet and cooling medium in heat exchanger tube, add cooling Medium, is connected to flue on boiler exhaust gas pipeline, and in running, the cooling medium of low temperature is by being situated between Matter pipeline flows to entrance, and enters into the entrance of heat exchanger tube, when cooling medium flows through heat exchanger tube by flue gas Heating, heated cooling medium reenters heat by external heat exchange and changes in pipe, thus reaches to reclaim cigarette The purpose of gas waste heat, this apparatus structure is simple, it is possible to effectively solution boiler exhaust gas pipeline is directly discharged fume and caused The problem of heat waste.
Further, heat exchanger tube is fixed in flue by location-plate, is used for exchanging heat pipe and carries out determining Position, prevents heat exchanger tube from being in turn resulted in flue gas circulation by distortion after sweep of gases not smooth, adds flowing resistance Power also have impact on heat transfer effect;Location-plate can move up and down in fume pipe, is driven by machinery Location-plate vertically moves up and down, and is come by the movement with plate that closely cooperates in heat exchanger tube and hole, location Heat exchanging tube outer surface is cleaned, and prevents dust granules mixing postadhesion in remaining flushing water and flue gas from existing Heat exchange pipe external surface, reduces tube wall heat conduction coefficient.
Further, flue lower end is provided with water seal sewage draining exit, it is possible to by periodically clearing up, logical Cross sewage draining exit and discharge cleaning rubbish, it is ensured that heat exchanger effectiveness, improve heat recovery efficiency.
Further, the air inlet of flue is more than the boiler exhaust gas pipeline being connected with boiler exhaust gas pipeline Air inlet;The gas outlet of flue is less than the boiler exhaust gas pipeline gas outlet being connected with boiler exhaust gas pipeline, Ensure that flue gas enters between heat-exchanging tube bundle smoothly, reduce the generation of eddy current, reduce tube bank to flow of flue gas band The resistance come.
Further, cooling medium pipeline uses metal hose and method with the coupling part of cooling medium entrance Orchid, can effectively reduce the medium the pulse impact to equipment and vibrations in flow process, and ensure cold But the pressure of medium does not results in cooling medium pipeline and entrance deformation.
Further, cooling medium pipeline uses metal hose and method with the coupling part of cooling medium entrance Blue, it is possible to the pulse impact to equipment and the vibrations in flow process of the effective minimizing medium, and ensure The pressure of cooling medium does not results in cooling medium pipeline and entrance deformation.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
Fig. 2 is that the present invention assembles structural representation.
Fig. 3 is inventive pipeline joint connecting structure schematic diagram.
Wherein, 1, flue;2, cooling medium entrance;3, cooling medium outlet;4, heat exchanger tube; 5, heat exchange lid;6, water seal sewage draining exit;7, end plate;8、;9, boiler exhaust gas pipeline;10, telescopic Water washing device.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail:
As shown in Figure 1, 2, a kind of assembled smoke gas waste-heat recovery device, including being connected to boiler exhaust gas pipe The flue 1 in road 9, is provided with heat exchanger tube 4 in flue 1, heat exchanger tube 4 is by location-plate 8 Being fixed in flue 1, heat exchanger tube 4 is U-shaped to be arranged in flue 1, on flue 1 End is provided with heat exchange lid 5, heat exchange lid 5 is respectively equipped with cooling medium entrance 2 and cooling medium outlet 3, changes The two-port of heat pipe 4 exports 3 with cooling medium entrance 2 and cooling medium respectively and is connected;Described location-plate 8 are provided with the hole, location for fixing heat exchanger tube 4, location-plate 8 can in flue 1 on move down Dynamic, flue 1 lower end is provided with water seal sewage draining exit 6;Heat exchange lid 5 is bolted on flue 1 On;Flue 1 is respectively arranged at two ends with the air inlet for being connected to boiler exhaust gas pipeline 9 and gas outlet, Flue 1 is connected by alternating expression sealing device with boiler exhaust gas pipeline 9;Entering of flue 1 QI KOU is more than boiler exhaust gas pipeline 9 air inlet being connected with boiler exhaust gas pipeline 9;Going out of flue 1 QI KOU, less than boiler exhaust gas pipeline 9 gas outlet being connected with boiler exhaust gas pipeline 9, heat exchange lid 5 also sets There is telescopic water cleaning device 10, sprayed water by the timing of shower nozzle and clean the flue gas sticking in heat exchanger tube outer wall Dust, prevents dust accumulation from causing channel blockage;In Fig. 1,10a is the recovery of telescopic water cleaning device 10 State, 10b is the fully extended state, and whole heat-transfer surface can be contained in washing region;
Cooling medium entrance 2 and cooling medium outlet 3 are connected to outside cooling medium pipeline, cooling medium Pipeline and cooling medium entrance 2 and cooling medium outlet 3, all by metal hose and Flange joint, can have The pulse impact to equipment and the vibrations in flow process of the minimizing medium of effect, and ensure cooling medium Pressure does not results in cooling medium pipeline and entrance deformation.
Structural principle and use step to the present invention are described further below in conjunction with the accompanying drawings:
As shown in Figure 2 and Figure 3, flue 1 and boiler exhaust gas pipeline 9 are by alternating expression sealing device It is connected, and air inlet and the gas outlet at flue 1 two ends is respectively provided with flaring and tapered transition Section, alternating expression sealing device is arranged on two ends before and after changeover portion, and this sealing device only serves flue Connection with boiler exhaust gas pipeline 9 and sealing function, be not used to bear the weight of whole device, so Junction can be avoided to deform due to action of gravity running after a period of time, and that causes that flue gas leaks is bad As a result, the effect of changeover portion is to ensure that flue gas enters between heat-exchanging tube bundle smoothly, reduces the generation of eddy current, Reduce the resistance that tube bank brings to flow of flue gas, the most significantly increase the power consumption of air-introduced machine, cigarette The lower section of feed channel and changeover portion is designed with concrete support, is used for supporting and fix whole waste heat recovery dress Put, thus need not change the structure of original pipeline, it is not necessary to again existing equipment is transformed;
Described cooling medium entrance 2 connects the cooling medium pipeline of outside and internal heat exchange tube inlet End, cooling medium pipeline uses metal hose and flange with the coupling part of cooling medium entrance, can be effective Reduce medium pulsation in flow process to the impact of equipment and vibrations, and ensure the pressure of cooling medium Power does not results in cooling medium pipeline and entrance deformation, and in running, the cooling medium of low temperature is by medium Pipeline flows to entrance, and enters into the entrance of heat exchanger tube, is added by flue gas when cooling medium flows through heat exchanger tube Heat, reaches the purpose of Mist heat recovering;
Described cooling medium outlet 3 is connected with outside cooling medium pipeline, use metal hose with Flange joint, when cooling medium complete in heat exchanger tube with the heat exchange of flue gas after, by outlet flow ipe In, heat recovery enters corresponding therrmodynamic system;
Described heat exchanger tube 4 is imported and exported to export with cooling medium entrance and cooling medium respectively and is connected, institute Stating the heat exchange lid 5 middle end plate 7 that is provided with cooling medium entrance and cooling medium outlet to be separated, heat exchanger tube erects Straight is arranged in flue, and the medium flow through in pipe needs heated, and pipe outflowed the cigarette of high temperature Gas, it is achieved that the wall-type heat exchange of flue gas medium, it is ensured that the two will not be polluted by the other side;
Described water seal sewage draining exit 6 is arranged on the bottom of waste-heat recovery device, for exchanging the flushing of heat pipe Water blowdown controls and is separated with the external world by flue gas circulating area, for ensureing the heat exchange efficiency of heat exchanger tube, is System will carry out hydroblasting to tube bank at set intervals, and the water after flushing, is received along pipe outer wall to dirty Collection is on the top of sewage draining exit, and has certain liquid level high, the height of liquid level will by sewage draining exit Valve controlling, Opening when liquid level exceedes requirement late gate, flushing water flows into blow-off pipe, and liquid level reaches requirement late gate and closes, The liquid level keeping suitable can realize blowdown at any time and close the dual function of exhaust gases passes;
Heat exchange lid 5 is provided with end plate 7, and cooling medium entrance and cooling medium are exported and separate by end plate 7, It is internally formed the most independent chamber, it is ensured that the cooling medium before and after heat exchange is not at waste-heat recovery device , there is not heat transfer in mixing, improves the efficiency of waste heat recovery;
Described location-plate 8 is arranged on inside waste-heat recovery device, is used for exchanging heat pipe and positions, anti- Only heat exchanger tube is in turn resulted in flue gas circulation not freely by distortion after sweep of gases, adds flow resistance also shadow Ring heat transfer effect;Location-plate can also be driven vertically to move up and down, by changing by machinery The movement with plate that closely cooperates in heat pipe and hole, location carrys out heat exchanging tube outer surface and is cleaned, and prevents remnants In flushing water and flue gas, dust granules mixing postadhesion is at heat exchange pipe external surface, reduces tube wall heat conduction coefficient;
Described waste-heat recovery device specific works process is: cooling medium is entered by cooling medium entrance In heat exchanger tube 4, the tube bank flowing arranged along U-shaped, enter after high-temperature flue gas flows through flaring changeover portion simultaneously Heat exchanger tube also flows between pipe, and cooling medium is exchanged by tube wall generation heat with flue gas, after being heated Cooling medium from cooling medium outlet flow out, return in therrmodynamic system for, the flue gas after cooling flows through Enter flue after tapering transition section, enter desulfuration absorbing tower, for preventing in flue gas in heat transfer process Dust be attached to pipe outer wall and affect heat transfer effect, waste-heat recovery device will carry water flushing unit, every A period of time will automated cleaning heat exchanger tube outer wall, it is ensured that equipment is properly functioning, the water seal sewage draining exit of bottom Both can guarantee that the smooth discharge of flushing water, and exhaust gases passes can have been closed again, do not allow flue gas leak.

Claims (10)

1. an assembled smoke gas waste-heat recovery device, it is characterised in that include being connected to boiler exhaust gas pipe The flue (1) in road (9), is provided with heat exchanger tube (4), flue (1) in flue (1) Upper end is provided with heat exchange lid (5), heat exchange lid (5) is respectively equipped with cooling medium entrance (2) and cooling is situated between Matter outlet (3), the two-port of heat exchanger tube (4) goes out with cooling medium entrance (2) and cooling medium respectively Mouth (3) connects, and flue (1) is respectively arranged at two ends with for being connected to boiler exhaust gas pipeline (9) Air inlet and gas outlet.
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that In heat exchanger tube (4) is fixed on flue (1) by location-plate (8), location-plate (8) can be Flue moves up and down in (1).
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that Heat exchanger tube (4) is U-shaped to be arranged in flue (1).
A kind of assembled smoke gas waste-heat recovery device the most according to claim 2, it is characterised in that Described location-plate (8) is provided with the hole, location for fixing heat exchanger tube (4).
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that Heat exchange lid (5) is bolted on flue (1).
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that Flue (1) lower end is provided with water seal sewage draining exit (6).
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that Flue (1) is connected by alternating expression sealing device with boiler exhaust gas pipeline (9).
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that The air inlet of flue (1) is more than the boiler exhaust gas pipeline (9) being connected with boiler exhaust gas pipeline (9) Air inlet;The gas outlet of flue (1) is less than the boiler exhaust gas being connected with boiler exhaust gas pipeline (9) Pipeline (9) gas outlet.
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that Described cooling medium entrance (2) and cooling medium outlet (3) are connected to outside cooling medium pipeline, cold But medium pipeline exports (3) all by metal hose and flange with cooling medium entrance (2) and cooling medium Connect.
A kind of assembled smoke gas waste-heat recovery device the most according to claim 1, it is characterised in that Telescopic water cleaning device (10) it is additionally provided with on heat exchange lid (5).
CN201610454370.1A 2016-06-21 2016-06-21 Combination-type flue gas waste heat recycle device Pending CN105937858A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610454370.1A CN105937858A (en) 2016-06-21 2016-06-21 Combination-type flue gas waste heat recycle device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610454370.1A CN105937858A (en) 2016-06-21 2016-06-21 Combination-type flue gas waste heat recycle device

Publications (1)

Publication Number Publication Date
CN105937858A true CN105937858A (en) 2016-09-14

Family

ID=56871882

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610454370.1A Pending CN105937858A (en) 2016-06-21 2016-06-21 Combination-type flue gas waste heat recycle device

Country Status (1)

Country Link
CN (1) CN105937858A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108115842A (en) * 2016-11-30 2018-06-05 中铁十八局集团第四工程有限公司 The method heated using residual heat from boiler fume to concrete mixing station river sand feed bin

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5284302A (en) * 1976-01-06 1977-07-13 Mitsubishi Heavy Ind Ltd Waste heat boiler
CN201417018Y (en) * 2008-12-24 2010-03-03 滨海环保装备(天津)有限公司 Condensing waste heat boiler
CN102607306A (en) * 2012-04-01 2012-07-25 北京新世翼节能环保科技股份有限公司 Novel flue-gas waste-heat recycling system
CN102607299A (en) * 2012-04-01 2012-07-25 北京新世翼节能环保科技股份有限公司 Module type flue gas heat exchanger with fluorine plastic pipes
CN102818461A (en) * 2011-06-10 2012-12-12 刘福贵 Spiral double-pipe heat exchanger
CN202630746U (en) * 2011-11-07 2012-12-26 马鞍山科达洁能股份有限公司 Flue gas waste heat recycling device
CN103063077A (en) * 2013-01-22 2013-04-24 温州市氟塑设备制造厂 Heat exchanger
CN204787941U (en) * 2015-06-12 2015-11-18 浙江德创环保科技股份有限公司 Flue gas heat exchanger
CN205897905U (en) * 2016-06-21 2017-01-18 郭建 Modular residual heat from flue gas device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5284302A (en) * 1976-01-06 1977-07-13 Mitsubishi Heavy Ind Ltd Waste heat boiler
CN201417018Y (en) * 2008-12-24 2010-03-03 滨海环保装备(天津)有限公司 Condensing waste heat boiler
CN102818461A (en) * 2011-06-10 2012-12-12 刘福贵 Spiral double-pipe heat exchanger
CN202630746U (en) * 2011-11-07 2012-12-26 马鞍山科达洁能股份有限公司 Flue gas waste heat recycling device
CN102607306A (en) * 2012-04-01 2012-07-25 北京新世翼节能环保科技股份有限公司 Novel flue-gas waste-heat recycling system
CN102607299A (en) * 2012-04-01 2012-07-25 北京新世翼节能环保科技股份有限公司 Module type flue gas heat exchanger with fluorine plastic pipes
CN103063077A (en) * 2013-01-22 2013-04-24 温州市氟塑设备制造厂 Heat exchanger
CN204787941U (en) * 2015-06-12 2015-11-18 浙江德创环保科技股份有限公司 Flue gas heat exchanger
CN205897905U (en) * 2016-06-21 2017-01-18 郭建 Modular residual heat from flue gas device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张子敬: "《火电机组系统及运行》", 30 April 2015, 中国电力出版社 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108115842A (en) * 2016-11-30 2018-06-05 中铁十八局集团第四工程有限公司 The method heated using residual heat from boiler fume to concrete mixing station river sand feed bin

Similar Documents

Publication Publication Date Title
CN203494840U (en) Online circulation cleaning device for anti-corrosion flue gas waste heat exchanger
CN105937858A (en) Combination-type flue gas waste heat recycle device
CN201740427U (en) Heat exchanger with aluminum threaded pipes
CN205897905U (en) Modular residual heat from flue gas device
CN203464747U (en) Slag-removing, vacuum dust-pumping and waste heat recycling system of magnesium smelting furnace
CN202432887U (en) Novel flue gas waste heat recovery device
CN201059772Y (en) Boiler heat-recovering and dust cleaning apparatus
CN201875893U (en) Heat exchange device of condensing gas water heater
CN103438472B (en) The waste heat recovering energy conserving device being adapted to boiler chimney and the chimney comprising this device
CN203501201U (en) Afterheat recovery energy-saving device suitable for boiler chimney and chimney comprising t afterheat recovery energy-saving device
CN206474013U (en) A kind of smoke processing system of energy-conservation
CN208382948U (en) A kind of novel plant waste heat recycling heating device
CN207716925U (en) A kind of duplex chimney cooler with emptier
CN205482504U (en) But fluoroplastics tubular heat exchanger structure that level was placed
CN206073755U (en) Axle stream air blast crossing current closed cooling tower
CN203928789U (en) A kind of boiler combined condenser
CN101893394B (en) Thread aluminum pipe heat exchanger
CN203928799U (en) Dedusting Natural Circulation augmentation of heat transfer flue gas waste heat recovery apparatus
CN212843099U (en) Waste gas heat exchange cooling system
CN203964600U (en) Residual neat recovering system in grain and oil expressing process
CN205403554U (en) Energy recovery device with bellows tube structure
CN206160772U (en) Heat exchanger
CN213021171U (en) Environment-friendly efficient energy-saving heat exchanger for anhydrous hydrogen fluoride production
CN209558392U (en) A kind of high-temperature flue gas cooling device for preventing dioxin from synthesizing again
CN215638927U (en) Multistage heat transfer device of high-efficient heat transfer

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20160914

RJ01 Rejection of invention patent application after publication