CN104654372A - Biological combustion solution gasification furnace - Google Patents

Biological combustion solution gasification furnace Download PDF

Info

Publication number
CN104654372A
CN104654372A CN201410037168.XA CN201410037168A CN104654372A CN 104654372 A CN104654372 A CN 104654372A CN 201410037168 A CN201410037168 A CN 201410037168A CN 104654372 A CN104654372 A CN 104654372A
Authority
CN
China
Prior art keywords
coil pipe
base
plate portion
preheating plate
liquid fuel
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.)
Granted
Application number
CN201410037168.XA
Other languages
Chinese (zh)
Other versions
CN104654372B (en
Inventor
杜治安
何少光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201410037168.XA priority Critical patent/CN104654372B/en
Publication of CN104654372A publication Critical patent/CN104654372A/en
Application granted granted Critical
Publication of CN104654372B publication Critical patent/CN104654372B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C5/00Stoves or ranges for liquid fuels
    • F24C5/02Stoves or ranges for liquid fuels with evaporation burners, e.g. dish type

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Solid-Fuel Combustion (AREA)

Abstract

The invention discloses a biological combustion solution gasification furnace. The biological combustion solution gasification furnace comprises a barrel with a preheating disc part and a barrel base part, and is characterized by comprising a base, wherein the base is provided with a chassis part and a mandrel part which is arranged on the chassis part and is provided with a middle through hole; the barrel is arranged on the base, and the preheating disc part which sleeves the mandrel part, the barrel base part which sleeves the chassis part, and the mandrel part are encircled to form a gas storage chamber; a plurality of flame nozzles which are communicated with the gas storage chamber are distributed on the preheating disc part, a furnace shell is arranged on the outer edge of the preheating disc part, a plurality of air inlets are formed in the lower part of the side wall of the furnace shell, and a gasification coil pipe unit is arranged above the preheating disc part of the barrel; the gasification coil pipe unit comprises a plurality of coil pipes which are arranged in the vertical direction and a liquid inlet pipe which sequentially penetrates through the plurality of coil pipes to enter a coil pipe on the top layer, a coil pipe on the bottom layer is provided with a gas conveying pipe which is communicated with the gas storage chamber, and a ventilation pipe is arranged between two adjacent coil pipes. By adopting the biological combustion solution gasification furnace, the problems that a biological combustion solution is inadequate to gasify and the fuel loss is large in an existing biological combustion solution furnace can be solved.

Description

Biological liquid fuel gasification stove
Technical field
The present invention relates to stove and accessory manufacturing technology field, especially a kind of special furnace set for biological liquid fuel automatic gasifying.
Background technology
Chinese patent " furnace for biological liquid fuel " (patent publication No.: CN2465087Y, publication date: December 12 calendar year 2001) utility model patent disclose a kind of biological liquid fuel patent stove and accessory, this biological liquid fuel patent stove and accessory includes combustion chamber assembly, and described combustion chamber assembly is made up of liquid inlet port, preheating plate, vaporizer, ventilation duct, combustion tube, interior blast pipe and external air inlet pipe; Described liquid inlet port is positioned at bottom described preheating plate, and the middle part of described preheating plate is provided with described vaporizer, and described vaporizer is connected by breather pipe with described combustion tube; Described interior blast pipe is hollow cylinder, is placed in the central authorities of described preheating plate, and its under shed leads directly to bottom described preheating plate, and external air inlet pipe box is connected on described preheating plate; Described combustion tube, described vaporizer, described external air inlet Guan Shangjun are offered porose.In use there are the following problems for this biological liquid fuel gasification stove: 1, because liquid inlet port is located at bottom vaporizer, and overfolw hole is located at vaporizer top, for guaranteeing that biological liquid fuel is from the overflow of vaporizer top to preheating plate, therefore, enough biological liquid fuels must be had in vaporizer, thus cause the interior space to reduce, gasification chamber and pipeline trip deficiency, biological liquid fuel can not be atomized completely, and when causing burning, intensity of a fire dispersion is not enough to upthrust; 2, because biological liquid fuel not exclusively gasifies, cause burning insufficient, fuel coefficient of losses is large.
Summary of the invention
When technical problem to be solved by this invention is to provide the burning of a kind of biological liquid fuel can by liquid automatic gasifying and add burn air can biological liquid fuel gasification stove, to solve the large problem of the insufficient and fuel coefficient of losses of biological liquid fuel gasification when existing biologic fuel burner uses.
In order to solve the problem, the technical solution used in the present invention is: this biological liquid fuel gasification stove comprises the cylindrical shell being provided with preheating plate portion and cylinder base portion, have a base, described base has chassis portion and is located at the mandrel portion with middle through hole in this chassis portion; Described cylindrical shell is located on described base, encloses formation combustion gas air storage chamber by the described preheating plate portion be sleeved in described mandrel portion with the described cylinder base portion be sleeved in the portion of described chassis and described mandrel portion; Described preheating plate portion is distributed with the bocca of the described combustion gas air storage chamber of multiple connection, in described preheating plate portion, outer rim is provided with the furnace shell that lower sidewall is provided with multiple air inlet, and the top erection of described cylindrical shell in described preheating plate portion has gasification coil pipe unit;
The feed tube that described gasification coil pipe unit comprises multiple coil pipe in being arranged above and below and enters through multiple coil pipe successively in the coil pipe of top layer, the coil pipe of bottom is provided with the appendix being communicated with described combustion gas air storage chamber, is provided with breather pipe between adjacent coil pipe.
In above-mentioned biological liquid fuel gasification stove technical scheme, technical scheme can also be more specifically: be provided with in described cylinder body bottom the stove seat that lower sidewall is provided with multiple air inlet.
Further, the feed tube that described gasification coil pipe unit comprises two coil pipes and enters through the coil pipe of lower floor successively in the coil pipe of top layer, the height of the port of export of described feed tube is 1/3 times ~ 4/5 times of coil pipe external diameter; The height that described breather pipe is positioned at the coil pipe inner port on upper strata is 1/3 times ~ 4/5 times of described coil pipe external diameter, and the height that described appendix is positioned at the coil pipe inner port of bottom is 1/3 times ~ 4/5 times of described coil pipe external diameter; Described feed tube and described appendix are fixed in described preheating plate portion.
Further, described breather pipe is two, and two described breather pipes and described feed tube are circularly and evenly distributed; Multiple described bocca is circularly and evenly distributed, and described preheating plate portion is provided with cannelure.
Further, between the bottom and the mandrel portion of described cylindrical shell in the preheating plate portion of described base, be provided with sealing ring, between the described chassis portion and the cylinder base portion of described cylindrical shell of described base, be provided with sealing gasket.
Further, described feed tube, described appendix, described coil pipe and described breather pipe are red copper part.
Owing to have employed technique scheme, the present invention compared with prior art has following beneficial effect: 1, after preheating, because gasification coil pipe unit is located at the top of bocca, and biological liquid fuel directly enters the coil pipe on upper strata from feed tube, biological liquid fuel bottom coil pipe is gasified by the burned flame on the bocca of below, combustion gas enters in combustion gas air storage chamber through breather pipe through the coil pipe of lower floor and appendix, the biological liquid fuel bulky grain that a part is not gasified totally then is deposited at the bottom of coil pipe, gasification is continued by the burned flame of below, combustion gas enters in combustion gas air storage chamber through appendix, biological liquid fuel makes to be gasified fully by two-step heating, the gaseous biological liquid fuel purity entered in combustion gas air storage chamber is high, during burning, again from multiple bocca burning ejection many flues be located at preheating plate portion, in addition, the base being provided with middle through hole is placed on lower sidewall to be provided with on the stove seat of multiple air inlet during owing to using, form an air from through hole to the preheating plate portion of cylindrical shell through base of the air inlet bottom stove seat to pass through, when using biological liquid fuel to burn on multiple bocca, constantly have supplementing of air, during burning, burned flame creates superhigh temperature, hydrone in air and air is cracked into hydrogen-oxygen atom that can be combustion-supporting instantaneously under the environment of superhigh temperature, hydrogen-oxygen atom is sucked in stove and accessory by brute force again and burns, create a combustion gas energy Absorbable rod 3 parts of air energy, thus supplied the heat energy high efficiency of 4 parts, realize the abundant combination of Gaseous Hydrogen oxygen atom and gaseous biological liquid fuel, flame is to upthrust foot, stove fire temperature reaches 1400 DEG C ~ 1500 DEG C, compared with existing furnace for biological liquid fuel, save fuel 30%, fuel saving cost 30% ~ 50%, 2, structure simplify rationally, good airproof performance, need not inflate pressurization, easy to operate, burn and gasify fast and automatically, the aspects such as civil boiler, drying plant, steam power plant, catering industry, local-style dwelling houses stove and accessory can be widely used in, be convenient to I&M etc. simultaneously, 3, during burning, there is self and can not produce pressure, biological liquid fuel is not met naked light and is not easily lighted, both careless accidental ignition had been made, namely water with water and namely go out, not easily blast, clean, complete due to this stove gas combustion, effectively eliminate the factor of the potential safety hazards such as the carbon monoxide pernicious gas harm person, security performance is splendid, 4, smokeless during burning, free from extraneous odour, without at the bottom of carbon deposit, pollution-free, no blacking pan.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the sectional view at the A-A place of Fig. 1.
Fig. 3 is the sectional view at the B-B place of Fig. 1.
Fig. 4 is the sectional view at the C-C place of Fig. 1.
Fig. 5 is the partial enlarged drawing at the I place of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the invention will be further described:
Embodiment 1:
Biological liquid fuel gasification stove as shown in Figure 1 and Figure 2 comprises the cylindrical shell 4 being provided with preheating plate portion and cylinder base portion, and preheating plate portion offers cannelure, to facilitate the biological liquid fuel holding preheating; Have a base 3, base 3 has chassis portion and is located at the mandrel portion with middle through hole in this chassis portion; Cylindrical shell 4 overlaps on the base 3, cylindrical shell 4 is filled on the base 3 by the preheating plate portion be sleeved in the mandrel portion of base 3 and the cylinder base portion be sleeved in the chassis portion of base 3, be provided with in base 3 mandrel subordinate portion the boss that three have screwed hole, cylindrical shell 4 is fixedly connected with the stud in base 3 preheating plate portion through nut respectively by three; Sealing ring 13 is provided with between the bottom and the mandrel portion of cylindrical shell 4 in the preheating plate portion of base 3, positioning table is provided with on the top in mandrel portion, this positioning table has a closure gasket groove, the sealing ring 13 of the present embodiment is O RunddichtringO, O RunddichtringO is in closure gasket groove, be opened in by it top that center positioning hole is sleeved on the mandrel portion of cylindrical shell 4 in the preheating plate portion of base 3, O RunddichtringO is crimped in closure gasket groove by abutting with the positioning table in mandrel portion by the bottom in the preheating plate portion of base 3; The chassis portion of base 3 is provided with an annular groove, and the cylinder base portion of cylindrical shell 4 is inserted in the annular groove in base 3 chassis portion, between the bottom surface, cylinder base portion of cylindrical shell 4 and the annular groove bottom surface in base 3 chassis portion, sealing gasket 2 is housed, and the sealing gasket 2 of the present embodiment is rubber blanket; The mandrel portion being sleeved on the preheating plate portion in mandrel portion and the cylinder base portion be sleeved in the portion of chassis and base 3 of cylindrical shell 4 encloses formation combustion gas air storage chamber 12; The present embodiment is circularly and evenly distributed 12 and is communicated with the bocca 10 of combustion gas air storage chamber 12 in preheating plate portion, 12 boccas 10 are inlaid in preheating plate portion, in preheating plate portion outer rim, the furnace shell 7 that lower sidewall evenly has four air inlets is housed, above the preheating plate portion of cylindrical shell 4, erection has gasification coil pipe unit; The feed tube 5 that gasification coil pipe unit comprises multiple coil pipe 6 in being arranged above and below and enters through multiple coil pipe 6 successively in the coil pipe 6 of top layer, the coil pipe 6 of bottom is provided with the appendix 9 of connection combustion gas air storage chamber 12, is provided with breather pipe 8 between adjacent coil pipe 6; The present embodiment comprise two feed tubes 5 entered through the coil pipe 6 of lower floor in the coil pipe 6 be arranged above and below and successively in the coil pipe 6 of top layer, the height H of the port of export of the present embodiment feed tube 5 is 1/3 times of coil pipe outer diameter D, and D is the external diameter of coil pipe, as shown in Figure 5; The other end of feed tube 5 offers one section of threaded post, and the threaded post of feed tube 5 installed the preheating plate portion of cylindrical shell 4, was fixed in the preheating plate portion of cylindrical shell 4 by the nut installed in threaded post, between nut and bottom surface, preheating plate portion, sealing gasket was housed; Feed tube 5 is welded with pipe joint, feed tube 5 is connected with a port of export of two-way rotary switch with tube connector by pipe joint, another port of export of two-way rotary switch is connected with the conduit in the cannelure stretching into preheating plate portion, in the side in preheating plate portion, ignition electrode is housed.Be welded with the appendix 9 being communicated with combustion gas air storage chamber 12 at the coil pipe 6 of bottom, the height H that appendix 9 is positioned at the coil pipe inner port of bottom is 1/3 times of coil pipe outer diameter D; Appendix 9 other end termination offers thread segment, and the thread segment of appendix 9, through the preheating plate portion of cylindrical shell 4, is fixed in the preheating plate portion of cylindrical shell 4 by the nut installing thread segment, between nut and bottom surface, preheating plate portion, sealing gasket is housed; Between adjacent coil pipe 6, be welded with two breather pipes 8, the height H that breather pipe 8 is positioned at coil pipe 6 inner port on upper strata is 1/3 times of coil pipe outer diameter D, and what breather pipe 8 was positioned at coil pipe 6 inner port of lower floor exceeds coil pipe 6 inwall; Two breather pipes 8 are circularly and evenly distributed with feed tube 5, as shown in Figure 3, Figure 4; The present embodiment is the stove seat 1 that lower sidewall has four air inlets is housed bottom cylindrical shell 4, have during to guarantee burning enough air bottom stove seat through base through hole enter the preheating plate portion that bocca 10 is housed, the feed tube 5 of the present embodiment, appendix 9, coil pipe 6 and breather pipe 8 are red copper part.
Embodiment 2:
The height H of the port of export of feed tube 5 is 4/5 times of coil pipe outer diameter D; The height H that appendix 9 is positioned at the coil pipe inner port of bottom is 4/5 times of coil pipe outer diameter D; The height H that breather pipe 8 is positioned at coil pipe 6 inner port on upper strata is 4/5 times of coil pipe outer diameter D; Further feature is identical with embodiment 1.
During use, two-way rotary switch is threaded to preheating gear, biological liquid fuel is entered in the cannelure in preheating plate portion by conduit and sprays after 1 ~ 2 second, closes, start igniting needle by the biological liquid fuel in cannelure, after biological liquid fuel burning preheating 10 second in the cannelure in preheating plate portion, two-way rotary switch is threaded to combustion liquid input gear, now, biological liquid fuel directly enters the coil pipe 6 on upper strata from feed tube 5, biological liquid fuel bottom coil pipe is gasified by the flame of the cannelure combustion in preheating plate portion, below, combustion gas enters in combustion gas air storage chamber through breather pipe through the coil pipe of lower floor and appendix, the biological liquid fuel bulky grain that a part is not gasified totally then is deposited on bottom coil pipe, gasification is continued by the burned flame of below, combustion gas enters in combustion gas air storage chamber through appendix, spray from bocca 10 again, the gaseous biological liquid fuel of ejection is taken fire by the flame ignition in cannelure, biological liquid fuel after-flame in the cannelure in now preheating plate portion, combustion gas is sprayed by 12 boccas 10 by being stored in gaseous biological liquid fuel in combustion gas air storage chamber, flame upwards not only can heat boiler, also can carry out automatic gasifying to the biological liquid fuel entering gasification coil pipe unit, biological liquid fuel is that the hydrone of combustion gas-spray in 12 flue-air and air through 12 boccas 10 is cracked into oxygen hydrogen atom in superhigh temperature stove fire by complete automatic gasifying through this gasification stove preheating-combustion liquid that to be burnt by liquid, sucked in stove and accessory fully combustion-supporting by brute force simultaneously, i.e. a combustion gas energy Absorbable rod 3 parts of air energy, thus supplied the effect of the heat energy of 4 parts, efficiently solve in existing biologic fuel burner and to gasify insufficient when using biological liquid fuel and the heat loss due to incomplete combustion of fuel is gone up not down the problem of several times efficiency.

Claims (6)

1. a biological liquid fuel gasification stove, comprises the cylindrical shell (4) being provided with preheating plate portion and cylinder base portion, it is characterized in that: have a base (3), and described base (3) has chassis portion and is located at the mandrel portion with middle through hole in this chassis portion; Described cylindrical shell (4) is located on described base (3), encloses formation combustion gas air storage chamber (12) by the described preheating plate portion be sleeved in described mandrel portion with the described cylinder base portion be sleeved in the portion of described chassis and described mandrel portion; Described preheating plate portion is distributed with the bocca (10) of the described combustion gas air storage chamber (12) of multiple connection, be provided with in described preheating plate portion outer rim the furnace shell (7) that lower sidewall is provided with multiple air inlet, the top erection of described cylindrical shell (4) in described preheating plate portion has gasification coil pipe unit;
The feed tube (5) that described gasification coil pipe unit comprises multiple coil pipe (6) in being arranged above and below and enters through multiple coil pipe (6) successively in the coil pipe (6) of top layer, the coil pipe (6) of bottom is provided with the appendix (9) being communicated with described combustion gas air storage chamber (12), is provided with breather pipe (8) between adjacent coil pipe (6).
2. biological liquid fuel gasification stove according to claim 1, is characterized in that: be provided with in described cylindrical shell (4) bottom the stove seat (1) that lower sidewall is provided with multiple air inlet.
3. biological liquid fuel gasification stove according to claim 1 and 2, it is characterized in that: the feed tube (5) that described gasification coil pipe unit comprises two coil pipes (6) and enters through the coil pipe (6) of lower floor successively in the coil pipe (6) of top layer, the height of the port of export of described feed tube (5) is 1/3 times ~ 4/5 times of coil pipe external diameter (D); The height that described breather pipe (8) is positioned at coil pipe (6) inner port on upper strata is 1/3 times ~ 4/5 times of described coil pipe external diameter (D), and the height that described appendix (9) is positioned at coil pipe (6) inner port of bottom is 1/3 times ~ 4/5 times of described coil pipe external diameter (D); Described feed tube (5) and described appendix (9) are fixed in described preheating plate portion.
4. biological liquid fuel gasification stove according to claim 3, is characterized in that: described breather pipe (8) is two, and two described breather pipes (8) are circularly and evenly distributed with described feed tube (5); Multiple described bocca (10) is circularly and evenly distributed, and described preheating plate portion is provided with cannelure.
5. biological liquid fuel gasification stove according to claim 4, it is characterized in that: between the bottom and the mandrel portion of described cylindrical shell (4) in the preheating plate portion of described base (3), be provided with sealing ring (13), between the described chassis portion of described base (3) and the cylinder base portion of described cylindrical shell (4), be provided with sealing gasket (2).
6. biological liquid fuel gasification stove according to claim 5, is characterized in that: described feed tube (5), described appendix (9), described coil pipe (6) and described breather pipe (8) are red copper part.
CN201410037168.XA 2014-01-26 2014-01-26 Biological liquid fuel gasification stove Active CN104654372B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410037168.XA CN104654372B (en) 2014-01-26 2014-01-26 Biological liquid fuel gasification stove

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410037168.XA CN104654372B (en) 2014-01-26 2014-01-26 Biological liquid fuel gasification stove

Publications (2)

Publication Number Publication Date
CN104654372A true CN104654372A (en) 2015-05-27
CN104654372B CN104654372B (en) 2017-05-31

Family

ID=53245802

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410037168.XA Active CN104654372B (en) 2014-01-26 2014-01-26 Biological liquid fuel gasification stove

Country Status (1)

Country Link
CN (1) CN104654372B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2426093Y (en) * 2000-03-30 2001-04-04 白坡 Gas gasifying stove
CN2465087Y (en) * 2001-01-09 2001-12-12 杜治安 Furnace for biological liquid fuel
JP2011106781A (en) * 2009-11-20 2011-06-02 Corona Corp Oil burner
CN202675390U (en) * 2012-06-21 2013-01-16 于振川 Liquid fuel vaporization furnace
CN202757161U (en) * 2012-08-27 2013-02-27 马海军 Novel alcohol group fuel gasification furnace core without draught fan
CN203744314U (en) * 2014-01-26 2014-07-30 杜治安 Gasification stove for biological fuel solution

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2426093Y (en) * 2000-03-30 2001-04-04 白坡 Gas gasifying stove
CN2465087Y (en) * 2001-01-09 2001-12-12 杜治安 Furnace for biological liquid fuel
JP2011106781A (en) * 2009-11-20 2011-06-02 Corona Corp Oil burner
CN202675390U (en) * 2012-06-21 2013-01-16 于振川 Liquid fuel vaporization furnace
CN202757161U (en) * 2012-08-27 2013-02-27 马海军 Novel alcohol group fuel gasification furnace core without draught fan
CN203744314U (en) * 2014-01-26 2014-07-30 杜治安 Gasification stove for biological fuel solution

Also Published As

Publication number Publication date
CN104654372B (en) 2017-05-31

Similar Documents

Publication Publication Date Title
CN103471097B (en) A kind of liquid gasification burner
CN203744314U (en) Gasification stove for biological fuel solution
CN102980186B (en) Gasification liquid fuel burner with no pressure and combustion stove
CN201803385U (en) Quick ignition gasification furnace adopting alcoholic groups as liquid fuels
CN203880702U (en) Alcohol-based fuel gasification combustor
CN104654372A (en) Biological combustion solution gasification furnace
CN202598619U (en) Kitchen range using alcohol-group fuel
CN203478235U (en) Alcohol-based liquid gasification combustor
CN201159486Y (en) Energy-saving gasification stove for synthetic liquid fuel
CN201377793Y (en) Domestic liquid fuel combustor
CN2788026Y (en) Burner with alcohol base liquid fuel gasifier
CN204345730U (en) A kind of atmospheric type kitchen range
CN103196138A (en) Alcohol group fuel burner
CN207122897U (en) The combustion furnace of high-efficiency environment friendly
CN202973079U (en) Non-pressure gasifying burner and burning furnace for liquid fuels
CN201170550Y (en) Vaporizing burner
CN2793553Y (en) Vaporized burner with alcohol-based fuel
CN200968642Y (en) Alcohol based liquid fuel range
CN212178948U (en) Mixed fuel stove
CN201892239U (en) Burner of low-carbon fuel gasification furnace
CN101761948A (en) Alcohol fire blowing oven
CN101806454A (en) Alcohol based liquid fuel annular gasification roto-jet furnace end
CN202074518U (en) Liquid fuel gasification combustor and combustion furnace employing same
CN202092188U (en) Liquid fuel burner
CN204786613U (en) Gasifying furnace

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant