CN201529588U - Atomizing cool-down nozzle - Google Patents
Atomizing cool-down nozzle Download PDFInfo
- Publication number
- CN201529588U CN201529588U CN2009201089110U CN200920108911U CN201529588U CN 201529588 U CN201529588 U CN 201529588U CN 2009201089110 U CN2009201089110 U CN 2009201089110U CN 200920108911 U CN200920108911 U CN 200920108911U CN 201529588 U CN201529588 U CN 201529588U
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- Prior art keywords
- inlet pipe
- eddy flow
- atomizing
- water inlet
- gas
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- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000007921 spray Substances 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000007787 solid Substances 0.000 claims abstract description 7
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims description 34
- 238000004891 communication Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 45
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003245 coal Substances 0.000 abstract description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 5
- 239000003546 flue gas Substances 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 5
- 238000003786 synthesis reaction Methods 0.000 abstract description 5
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- 238000001311 chemical methods and process Methods 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 238000002309 gasification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides an atomizing cool-down nozzle, which belongs to the field of petrochemical equipment and coal chemical equipment. The utility model includes a swirl nozzle, a swirl chip, a water inlet pipe, a suction piece, a gas inlet, a water inlet and a spray hole; and the utility model uses a solid atomizing swirl chip for causing the liquid granule to cover the entire injection surface uniformly; the utility model uses a tangential swirl air-intake atomizing structure, thereby strengthening film spreading and breaking of liquid. The device is used for cool-down of flue gas or synthesis gas whose temperature is above 500 DEG C. in the FCC device of petrochemical factory and coal chemical process, and the cool-down effect is good without disadvantage effect for the technological operation and damage for the apparatus, in addition the device has the advantages of simple structure, long service life, low water consumption without pollution.
Description
Technical field
The utility model belongs to petrochemical equipment, Coal Chemical Industry apparatus field, is specifically related to a kind of atomizing cooling nozzle.
Background technology
Up to 600-1100 ℃, operating also can be higher when undesired in the temperature of petrochemical plant catalytic cracking unit and Coal Chemical Industry technical process, flue gas or synthesis gas.The cooling of high-temperature flue gas or synthesis gas is modal technical problem.The requirement of technical process is not only in cooling, also be the necessary measure of protection equipment safety operation it
Usually, gas cooling adopts shell-and-tube heat exchange cooling devices, but because of the film heat transfer coefficient of gas is very low, or because of the technological requirement temperature drop little, and the often very huge costliness of shell-and-tube heat exchange cooling device; Material, structure and the wear problem of heat exchange cooling device causes the service life of equipment also shorter, uneconomical economically under the high temperature simultaneously.Can adopt the method for direct water spray to lower the temperature for this reason.The equipment of the direct spray cooling that adopts is simple at present, also be convenient to regulate, but effect is unsatisfactory.When the process equipment volume was big, directly water spray causes temperature distributing disproportionation in the container, and was unfavorable to technical process; Sometimes need bigger injection flow rate could control temperature, but this elevated temperature vessel inside has insulated lining or other metal internals more, a large amount of water spray into, and often damage these inner members, cause system to operate.
In the prior art, the patent No. provides a kind of low pressure eddy flow oil atomization nozzle for the patent document of ZL 99223793.9, and this nozzle is mainly used in the burner atomizer, and it has the following disadvantages: the hydrojet atomized particle size is less, but the liquid distribution inequality; Because the spinning disk conduit is very little, very easily stop up, only be applicable to the clean atomization of liquid; Air consumption is bigger, otherwise it is bad to atomize.
The patent No. provides a kind of air flow type jet nozzle for the patent document of ZL 200720116506.4, and its jet angle is very little, and spray penetration is bigger, and hollow phenomenon was serious after size was amplified, and therefore should not use as the cooling of device interior.
The utility model content
The purpose of this utility model is to solve a difficult problem that exists in the above-mentioned prior art, a kind of cooling that is used for petrochemical plant FCC apparatus and Coal Chemical Industry technical process greater than 500 ℃ flue gas or synthesis gas is provided, good cooling effect also has no adverse effect to technological operation, simultaneously to not infringement of equipment, in addition, satisfy simple in structure, long service life, low, the free of contamination requirement of water consumption.
The utility model is achieved through the following technical solutions:
A kind of atomizing cooling nozzle comprises swirl flow nozzle 1, eddy flow chip 2, water inlet pipe 3, air inlet pipe 4, gas feed 5, water inlet 6 and spray orifice 7.
Described eddy flow chip 2 is embedded in described water inlet pipe 3 interior lower end, adopts solid atomizing eddy flow chip, and the liquid grain is covered on the whole jet face equably.
Described nozzle adopts the atomizing structure of tangential swirl air inlet, promptly has one group of gas cyclone hole 10 in described swirl flow nozzle 1, and described gas cyclone hole 10 is connected with described air inlet pipe 4, and gas tangentially sprays into described swirl flow nozzle 1 through described gas cyclone hole 10.
In concrete enforcement:
Described swirl flow nozzle 1 comprises that there are spray orifice 7, gas cyclone hole 10, spin chamber 11 in bulb 12, bulb 12 the insides;
11 tops, described spin chamber be connected with described water inlet pipe 3 and air inlet pipe respectively form one can high temperature resistance and high pressure overall structure;
Described eddy flow chip 2 is between described water inlet pipe 3 and spin chamber 11.
Described eddy flow chip 2 comprises two-way space crossed eddy flow face 8 and inward turning chute 9; Described eddy flow face 8 forms spiral circulation road with the tube wall of described water inlet pipe 3.
Described swirl flow nozzle 1 comprises bulb 12, spin chamber 11, spray orifice 7 and gas whirl hole 10.
Described spin chamber 11 opens in described bulb 12.
11 tops, described spin chamber are connected with described water inlet pipe 3, and described eddy flow chip 2 is between described water inlet pipe 3 and spin chamber 11.
Described gas cyclone hole 10 be tangential and symmetric configuration in 11 both sides, described spin chamber, gas is injected described spin chamber 11 from air inlet pipe 4 by described gas cyclone hole 10, mixes with the water that enters from water inlet pipe in described spin chamber 11; Described gas cyclone hole 10 is consistent with the eddy flow direction of described eddy flow chip 2.The aperture FA in described gas cyclone hole 10 is determined by the size of gas flow, generally greater than 2mm.
Described spray orifice 7 is positioned at 11 bottoms, described spin chamber, and mixed water and gas are through the described nozzle of spray orifice 7 ejections.The aperture FB of described spray orifice 7 is required to determine by water yield size and technology pressure drop, generally greater than 3mm.
The operation principle of described nozzle is: water flows into from water inlet 6, enters eddy flow chip 2 through water inlet pipe 3, quickens to flow into the spin chamber 11 of swirl flow nozzle 1 through rotation; Gas is imported by gas feed 5, and the air inlet pipe 4 of flowing through tangentially sprays into the spin chamber 11 of swirl flow nozzle 1 again and mixes with water through gas cyclone hole 10.Because the gas cyclone direction is identical with water eddy flow direction, gas, water are blended in and quicken rotation in the swirl flow nozzle 1, after spray orifice 7 ejections.
Described eddy flow chip 2 is core components of the utility model structure.Because its unique texture make the liquid of ejection be solid even distribution, and atomized particle size is thinner.Simultaneously, the liquid communication area of eddy flow chip is very big, be about pipe section long-pending about 60%, be the long-pending 55-75% of pipe section, preferred 55-65%, most preferably 60%.Be not vulnerable to the obstruction of foreign material in the water, not tight to requirements in water quality.
Compared with prior art, the beneficial effects of the utility model are:
(1) the eddy flow chip of unique texture makes the liquid grain cover on the whole jet face good cooling effect equably;
(2) the eddy flow air intake structure atomizes water into very thin particulate, and cooling fast and can the damage equipment inner member;
(3) simple in structure, utilized the latent heat of vaporization of water, water consumption is seldom, and is pollution-free;
(4) the atomization gas scale of construction is the 1-5% of water consumption only, has strengthened the atomizing of water, when having a certain amount of fine powder (as coal ash, catalyst fines) in the process gas, can prevent that dust particle from entering the spray nozzle clogging spray-hole after water spray stops simultaneously;
(5) because swirl flow nozzle and water inlet pipe, air inlet pipe have adopted the welding integral structure, can high temperature resistance, high pressure, service life is longer.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail:
Fig. 1 is the atomizing cooling nozzle arrangements schematic diagram that the utility model provides
Fig. 2 is the atomizing cooling nozzle eddy flow chip structure schematic diagram that the utility model provides
Fig. 3 is the solid atomized liquid distribution map of atomizing cooling nozzle eddy flow chip that the utility model provides
Fig. 4 is the atomizing cooling nozzle swirl flow nozzle structure chart that the utility model provides
Fig. 5 is the gasification furnace atomizing cooling nozzle installation diagram of the utility model embodiment
The specific embodiment
As shown in Figure 1, a kind of atomizing cooling nozzle comprises swirl flow nozzle 1, eddy flow chip 2, water inlet pipe 3, air inlet pipe 4, gas feed 5, water inlet 6 and spray orifice 7.
Described eddy flow chip 2 is embedded in described water inlet pipe 3 interior lower end, adopts solid atomizing eddy flow chip, and the liquid grain is covered on the whole jet face equably.
Described nozzle adopts the atomizing structure of tangential swirl air inlet, promptly in described swirl flow nozzle 1, have one group of gas cyclone hole 10 (as shown in Figure 4), described gas cyclone hole 10 is connected with described air inlet pipe 4, and gas tangentially sprays into described swirl flow nozzle 1 through described gas cyclone hole 10.
As shown in Figure 2, described eddy flow chip 2 comprises two-way space crossed eddy flow face 8 and inward turning chute 9; Described eddy flow face 8 is two two-way space crossed inclined-planes, forms spiral liquid flowing channel with the tube wall of described water inlet pipe 3, with liquid in rotation, acceleration.Change the angle α between eddy flow face 8 and the horizontal plane, just can change the jet angle of shower nozzle.Interior chute 9 has played the effect of uniform atomized liquid.Different with common cyclone is, the liquid of common cyclone ejection is cavity ring, and the liquid of described eddy flow chip 2 ejections is filled circles, is full of whole coverage rate, as shown in Figure 3.
As shown in Figure 4, described swirl flow nozzle 1 comprises bulb 12, spin chamber 11, spray orifice 7 and gas whirl hole 10.
Described spin chamber 11 opens in described bulb 12.
11 tops, described spin chamber are connected with described water inlet pipe 3, and described eddy flow chip 2 is between described water inlet pipe 3 and spin chamber 11.
Described gas cyclone hole 10 be tangential and symmetric configuration in 11 both sides, described spin chamber, gas is injected described spin chamber 11 from air inlet pipe 4 by described gas cyclone hole 10, mixes with the water that enters from water inlet pipe in described spin chamber 11; Described gas cyclone hole 10 is consistent with the eddy flow direction of described eddy flow chip 2, and gas relies on the pressure drop dilating effect, has strengthened the exhibition film and the pulverizing of liquid, makes granularity behind the ejection liquid crushing below 100 μ m.
Described spray orifice 7 is positioned at 11 bottoms, described spin chamber, and mixed water and gas are through the described nozzle of spray orifice 7 ejections.The diameter of gas cyclone hole 10 and spray orifice 7 calculates decision by the size of the atomizing water yield and air inflow.
This atomizer is to utilize the latent heat of vaporization of water very high, and is a lot of greatly more than the specific heat of flue gas or other process gas, therefore only consumes very a spot of water, and gas temperature to be cooled is reduced rapidly; Because the liquid grain of ejection is all thin, contact area and jet angle are bigger, and is full of whole coverage rate, so lowering temperature uniform, fast, do not damage the equipment inner member.
Be below in concrete enforcement, the effect that device reached of this utility model:
Certain coal gasification apparatus gasification burner diameter 4.2m of chemical fertilizer factory, liner 200m insulated lining.1100 ℃ of gasification burner operating temperatures, pressure 0.6MPa, synthesis gas flow 37200Nm
3/ h includes the molten poly-ashes of high temperature.Adopt the water atomization falling temperature technique, humidity is reduced to 900 ℃ send gasification burner.Need water 1680kg/h as calculated, select for use three atomizing cooling nozzles to be installed in furnace roof, the injection flow rate 560kg/h of each mouth evaporates quantity of steam 9kg/h, consumption gas total amount 27kg/h.The nozzle installation diagram is seen Fig. 5.
Technique scheme is a kind of embodiment of the present utility model.For those skilled in the art, on the basis of the open structure of the utility model, be easy to make various types of improvement or distortion, and be not limited only to the described structure of the above-mentioned specific embodiment of the utility model.Therefore, the mode that the foregoing description is described is a preferred structure, and does not have restrictive meaning.
Claims (10)
1. an atomizing cooling nozzle comprises swirl flow nozzle [1], eddy flow chip [2], water inlet pipe [3], air inlet pipe [4], gas feed [5], water inlet [6] and spray orifice [7], it is characterized in that:
Described eddy flow chip [2] is embedded in described water inlet pipe [3] interior lower end, adopts solid atomizing eddy flow chip, and the liquid grain is covered on the whole jet face equably;
Described atomizing cooling nozzle adopts the atomizing structure of tangential swirl air inlet, promptly in described swirl flow nozzle [1], have one group of gas cyclone hole [10], described gas cyclone hole [10] is connected with described air inlet pipe [4], and gas tangentially sprays into described swirl flow nozzle [1] through described gas cyclone hole [10].
2. atomizing cooling nozzle according to claim 1 is characterized in that:
Described eddy flow chip [2] comprises two-way space crossed eddy flow face [8] and inward turning chute [9]; Described eddy flow face [8] forms spiral circulation road with the tube wall of described water inlet pipe [3].
3. atomizing cooling nozzle according to claim 2 is characterized in that:
Described swirl flow nozzle [1] comprises that there are spray orifice [7], gas cyclone hole [10], spin chamber [11] in bulb [12], bulb [12] the inside;
Top, described spin chamber [11] be connected with described water inlet pipe [3] and air inlet pipe respectively form one can high temperature resistance and high pressure overall structure;
Described eddy flow chip [2] is positioned between described water inlet pipe [3] and spin chamber [11].
4. atomizing cooling nozzle according to claim 3 is characterized in that:
Described gas cyclone hole [10] be tangential and symmetric configuration in both sides, described spin chamber [11], gas is injected described spin chamber [11] from air inlet pipe [4] by described gas cyclone hole [10], mixes with the water that enters from water inlet pipe [3] in described spin chamber [11]; Described gas cyclone hole [10] is consistent with the eddy flow direction of described eddy flow chip [2].
5. atomizing cooling nozzle according to claim 4 is characterized in that:
Described spray orifice [7] is positioned at bottom, described spin chamber [11], and mixed water and gas are through the described atomizing cooling of spray orifice [7] ejection nozzle, and formation is solid atomizing liquid grain.
6. atomizing cooling nozzle according to claim 5 is characterized in that:
The aperture in described gas cyclone hole [10] is greater than 2mm.
7. atomizing cooling nozzle according to claim 5 is characterized in that:
The aperture of described spray orifice [7] is greater than 3mm.
8. atomizing cooling nozzle according to claim 5 is characterized in that:
The liquid communication area of described eddy flow chip [2] is the 55-75% of water inlet pipe [3] sectional area.
9. atomizing cooling nozzle according to claim 6 is characterized in that:
The aperture of described spray orifice [7] is greater than 3mm;
The liquid communication area of described eddy flow chip [2] is the 55-65% of water inlet pipe [3] sectional area.
10. atomizing cooling nozzle according to claim 9 is characterized in that:
The liquid communication area of described eddy flow chip [2] is 60% of water inlet pipe [a 3] sectional area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201089110U CN201529588U (en) | 2009-06-11 | 2009-06-11 | Atomizing cool-down nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201089110U CN201529588U (en) | 2009-06-11 | 2009-06-11 | Atomizing cool-down nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201529588U true CN201529588U (en) | 2010-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201089110U Expired - Lifetime CN201529588U (en) | 2009-06-11 | 2009-06-11 | Atomizing cool-down nozzle |
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| CN (1) | CN201529588U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161021A (en) * | 2011-04-09 | 2011-08-24 | 太原理工大学 | An anti-blocking dustfall nozzle used in coal mine |
| CN104084330A (en) * | 2014-07-15 | 2014-10-08 | 重庆大学 | Two-stage atomizing nozzle for efficiently atomizing and nucleating desulfurization waste water in thermal power plant |
| CN105344505A (en) * | 2015-09-25 | 2016-02-24 | 太原理工大学 | Centrifugal counter-impact efficient atomization mining dust fall spraying nozzle |
| CN106513196A (en) * | 2016-11-08 | 2017-03-22 | 中国空气动力研究与发展中心低速空气动力研究所 | Air atomizing nozzle |
| CN107486351A (en) * | 2017-09-18 | 2017-12-19 | 华中科技大学 | A kind of eddy flow mercury absorbent injection apparatus |
| CN110449283A (en) * | 2019-09-12 | 2019-11-15 | 河北工业大学 | A kind of novel atomized nozzle based on bubble cutting |
| CN110743723A (en) * | 2019-10-14 | 2020-02-04 | 大族激光科技产业集团股份有限公司 | Atomization device |
| WO2020086467A1 (en) * | 2018-10-22 | 2020-04-30 | Spraying Systems Co. | Hydroprocessing system with improved cooling liquid atomization |
| CN111299001A (en) * | 2020-03-13 | 2020-06-19 | 北京控制工程研究所 | A kind of ultra-fine atomizing nozzle applied to spray freeze-drying device |
| CN113736520A (en) * | 2021-08-18 | 2021-12-03 | 中国神华煤制油化工有限公司 | Equipment for rapidly reducing temperature of furnace blowing out in low-temperature zone and process treatment method |
| CN114682404A (en) * | 2020-12-31 | 2022-07-01 | 大连理工大学 | An external swirl cross-hole injector |
| CN114682401A (en) * | 2020-12-31 | 2022-07-01 | 大连理工大学 | An internal swirl cross-hole injector |
-
2009
- 2009-06-11 CN CN2009201089110U patent/CN201529588U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102161021A (en) * | 2011-04-09 | 2011-08-24 | 太原理工大学 | An anti-blocking dustfall nozzle used in coal mine |
| CN104084330A (en) * | 2014-07-15 | 2014-10-08 | 重庆大学 | Two-stage atomizing nozzle for efficiently atomizing and nucleating desulfurization waste water in thermal power plant |
| CN105344505A (en) * | 2015-09-25 | 2016-02-24 | 太原理工大学 | Centrifugal counter-impact efficient atomization mining dust fall spraying nozzle |
| CN105344505B (en) * | 2015-09-25 | 2017-07-18 | 太原理工大学 | One kind centrifugation collision type is atomized mining dust-settling nozzle |
| CN106513196A (en) * | 2016-11-08 | 2017-03-22 | 中国空气动力研究与发展中心低速空气动力研究所 | Air atomizing nozzle |
| CN107486351A (en) * | 2017-09-18 | 2017-12-19 | 华中科技大学 | A kind of eddy flow mercury absorbent injection apparatus |
| CN107486351B (en) * | 2017-09-18 | 2022-10-14 | 华中科技大学 | Rotational flow mercury adsorbent injection device |
| WO2020086467A1 (en) * | 2018-10-22 | 2020-04-30 | Spraying Systems Co. | Hydroprocessing system with improved cooling liquid atomization |
| CN110449283A (en) * | 2019-09-12 | 2019-11-15 | 河北工业大学 | A kind of novel atomized nozzle based on bubble cutting |
| CN110743723A (en) * | 2019-10-14 | 2020-02-04 | 大族激光科技产业集团股份有限公司 | Atomization device |
| CN111299001A (en) * | 2020-03-13 | 2020-06-19 | 北京控制工程研究所 | A kind of ultra-fine atomizing nozzle applied to spray freeze-drying device |
| CN111299001B (en) * | 2020-03-13 | 2021-07-13 | 北京控制工程研究所 | A kind of ultra-fine atomizing nozzle applied to spray freeze-drying device |
| CN114682404A (en) * | 2020-12-31 | 2022-07-01 | 大连理工大学 | An external swirl cross-hole injector |
| CN114682401A (en) * | 2020-12-31 | 2022-07-01 | 大连理工大学 | An internal swirl cross-hole injector |
| CN113736520A (en) * | 2021-08-18 | 2021-12-03 | 中国神华煤制油化工有限公司 | Equipment for rapidly reducing temperature of furnace blowing out in low-temperature zone and process treatment method |
| CN113736520B (en) * | 2021-08-18 | 2022-04-29 | 中国神华煤制油化工有限公司 | Equipment for rapidly reducing temperature of furnace blowing out in low-temperature zone and process treatment method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: Sinopec Engineering Incorporation Patentee after: China Petrochemical Group Corp. Co-patentee after: Wuxi Petrochemical Equipment Co., Ltd. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee before: Engrg Construction Co., SINOPEC Patentee before: China Petrochemical Group Corp. Co-patentee before: Wuxi Petrochemical Equipment Co., Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: SINOPEC ENGINEERING INCORPORATION Free format text: FORMER OWNER: SINOPEC GROUP Effective date: 20130918 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100728 CHAOYANG, BEIJING TO: 100101 CHAOYANG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130918 Address after: Anhui Beili Anyuan 21 No. 100101 Beijing Chaoyang District City Patentee after: Sinopec Engineering Incorporation Patentee after: Wuxi Petrochemical Equipment Co., Ltd. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: China Petrochemical Group Corp. Patentee before: Sinopec Engineering Incorporation Patentee before: Wuxi Petrochemical Equipment Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20100721 |
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| CX01 | Expiry of patent term |