CN202575101U - Glass fiber three-dimensional reinforcement double-layer oil tank - Google Patents
Glass fiber three-dimensional reinforcement double-layer oil tank Download PDFInfo
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- CN202575101U CN202575101U CN 201220051543 CN201220051543U CN202575101U CN 202575101 U CN202575101 U CN 202575101U CN 201220051543 CN201220051543 CN 201220051543 CN 201220051543 U CN201220051543 U CN 201220051543U CN 202575101 U CN202575101 U CN 202575101U
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- leak detection
- gas concentration
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- fibrous glass
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Abstract
The utility model relates to a glass fiber three-dimensional reinforcement double-layer oil tank. The oil tank sequentially comprises a steel tank body and a glass reinforced plastic tank body from inside to outside; and a glass fiber three-dimensional reinforcement hollow layer is arranged between the steel tank body and the glass reinforced plastic tank body and comprises glass fiber three-dimensional reinforcement fabric wound on the steel tank body, and a hollow layer which is formed by swelling and curing the glass fiber three-dimensional reinforcement fabric on which resin is sprayed. The glass fiber three-dimensional reinforcement double-layer oil tank is provided with a unique leakage detection system which can identify the leakage of oil and gas or underground water, namely the leakage of the steel tank body or the glass reinforced plastic tank body. A user can stop using the glass fiber three-dimensional reinforcement double-layer oil tank at first time and repair the oil tank timely, the possibility that inflammable, explosive or toxic substances flow outward can be eliminated radically, and the potential safety hazard of the underground and oil is avoided timely.
Description
Technical field
The utility model relates to a kind of reservoir vessel technical field; Carry out the iron storage tank of buried individual layer and the SF two-compartment oil tank of Realtime Alerts as to the reservoir vessel seepage time; Especially the three-dimensional enhancement mode two-compartment oil tank of a kind of fibrous glass; Be used for the storage of article or material, be specially adapted to chemical solvent, petroleum-type goods.
Background technology
At present; Be applied to iron storage tank of the widely used individual layer of buried tank or SF two-compartment oil tanks such as chemical industry, printing and dyeing, printing ink, petrol service station; The iron storage tank of individual layer is when storing inflammable and explosive or toxic substance such as chemical solvent, oil, because these dangerization article exist factors such as physics corrosion and electrolytic corrosion, generation seepage after the iron oil tank of common individual layer is corroded with toxic substance; In case the generation seepage will be brought the serious consequence of environmental pollution or underground harm water resource.And since the iron oil tank of individual layer be embedded in throughout the year underground, receive phreatic corrosion and electrolytic corrosion, the iron oil tank of individual layer is in service property (quality) and tangible potential safety hazard is arranged service life, relates to safety, economy, environmental protection.Out of reach warning effect in time when the SF two-compartment oil tank detects hollow layer on the existing market when taking place to leak, the oil tank leak detector only leans on level sensor induction electrolyte level on the existing market, could discern in the time of need reaching a certain height.And on the existing market identification of oil tank leak detector not be the function of chemical solvent, oil or ground water seepage, promptly can not discern internal leak or outside seepage.
The utility model content
The technical matters that the utility model will solve is: overcome the deficiency in the prior art; Provide a kind of fibrous glass three-dimensional enhancement mode two-compartment oil tank; Even steel tank generation seepage; Can guarantee that also inflammable and explosive the or toxic substance of the chemical solvent, oil etc. of seepage in the oil tank only strengthens the hollow intrastratal flowage in that fibrous glass is three-dimensional, have very strong acid and alkali-resistance, anti-electrolyte, be difficult for taking place seepage; Really reach 24 hours warning functions, iron oil tank of individual layer and existing market SF two-compartment oil tank incomparable advantage are being arranged aspect safety, economy, the environmental protection.
The utility model solves the technical scheme that its technical matters adopted: the three-dimensional enhancement mode two-compartment oil tank of a kind of fibrous glass; Described oil tank comprises steel tank and glass-felt plastic tank body successively from the internal layer to the skin; Be the three-dimensional hollow layer that strengthens of fibrous glass between described steel tank and the glass-felt plastic tank body, described fibrous glass solid strengthens hollow layer and comprises that the fibrous glass solid that is wrapped on the steel tank strengthens cloth and resin is sprayed on the hollow layer that after expansion solidify to form on the three-dimensional enhancing of the fibrous glass cloth.
Firm for the three-dimensional enhancing of fibrous glass cloth is connected, the outside face of described steel tank is coated with the three-dimensional resin glue that strengthens cloth of sticking glass fiber.
For realizing the pressure detection of oil tank; Also be provided with electronic induction pressure leak detection system on the described two-compartment oil tank; Described electronic induction pressure leak detection system comprises the pressure leak detection interface that is arranged on the two-compartment oil tank top, the seepage inductor that is located in the leak detection tube in the two-compartment oil tank and inserts to the bottom from the leak detection tube top; Be connected with the electronic induction compression indicator on the pressure leak detection interface, the upper end of seepage inductor connects with the electronic induction compression indicator, and the bottom of described leak detection tube is communicated with the three-dimensional hollow layer that strengthens of fibrous glass; The leak detection tube bottom has been provided with the reinforcement plate of strengthening steel tank intensity with the steel tank junction, offers at least one through hole on the reinforcement plate.Safe condition: the manometric test pressure fluctuation of electronic induction is no more than ± 10%/h, if surpass this scope, alarm equipment alarm.
For realizing the oil gas leak detection; Also be provided with the gas concentration leak detection system on the described two-compartment oil tank; Described gas concentration leak detection system comprises the gas concentration leak detection tube and is arranged on the long-range alrms for oil-gas concentration on the gas concentration leak detection tube that described gas concentration leak detection tube is communicated with the three-dimensional hollow layer that strengthens of fibrous glass.Long-range alrms for oil-gas concentration are detecting the warning in 25% o'clock that gas concentration reaches the explosion ratio lower limit.
For convenient penstock backflow of annotating no corrosive liquid, the hollow layer that is communicated with gas concentration leak detection tube inner chamber is installed on the sidewall of described gas concentration leak detection tube detects interface from leak detection tube.
Another embodiment of gas concentration leak detection system; Described gas concentration leak detection tube is sleeved on the leak detection tube; Be tightly connected between the two ends up and down of described gas concentration leak detection tube and the leak detection tube, the gas concentration leak detection tube is communicated with the three-dimensional hollow layer that strengthens of fibrous glass with the junction of two-compartment oil tank.
The double alrms for oil-gas concentration interface that hollow layer detects interface, the long-range alrms for oil-gas concentration of detachable installation on the described alrms for oil-gas concentration interface done that are communicated with gas concentration leak detection tube inner chamber are installed on the described gas concentration leak detection tube sidewall.
Concrete, described long-range alrms for oil-gas concentration are combined aural and visual alarm.
Concrete, the thickness >=5mm of described glass-felt plastic tank body.The glass-felt plastic tank body by the resin automatic coating machine with glass fiber yarn equably 360 ° be sprayed on the three-dimensional hollow layer uppermost layer that strengthens of fibrous glass.
Concrete, the three-dimensional thickness that strengthens hollow layer of described fibrous glass is 3～5mm.
The beneficial effect of the utility model is, the three-dimensional enhancement mode two-compartment oil tank of the fibrous glass of the utility model has the three-dimensional hollow layer that strengthens of fibrous glass of unique texture.Steel tank and the identification of glass-felt plastic tank body seepage: even steel tank generation seepage; Can guarantee that also inflammable and explosive the or toxic substance of the chemical solvent, oil etc. of seepage in the oil tank only strengthens the hollow intrastratal flowage in that fibrous glass is three-dimensional, in time through long-range alrms for oil-gas concentration monitoring alarm; Oil tank glass-felt plastic tank body leaks, and monitors in real time through electronic induction pressure leak detection system, in time finds seepage.Can not leak into outside the tank body, can polluted underground water or soil, do not pollute the environment, improved the safety factor of environmental protection.
Because the glass-felt plastic tank body has very strong resistance to acids and bases, anti-electrolyte, thus with the three-dimensional enhancement mode two-compartment oil tank of this fibrous glass as burying the ground oil tank, be not vulnerable to earthing water and saltings, coastland generation acid and alkali corrosion and electrolytic corrosion yet.Improve the service property (quality) of the three-dimensional enhancement mode two-compartment oil tank of fibrous glass and prolonged service life.
The three-dimensional enhancement mode two-compartment oil tank of fibrous glass is furnished with unique leak detection system and can discerns oil gas or Leakage of groundwater, and the electricity that the changes steel tank of hunting leak out exactly still is the seepage of glass-felt plastic tank body.Guarantee user's very first time withdraw from use and reparation in time, fundamentally stopped inflammable and explosive or the extraneous possibility of toxic substance outflow, eliminated the potential safety hazard of earthing water and soil timely.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of first embodiment of the three-dimensional enhancement mode two-compartment oil tank of fibrous glass of the utility model;
Fig. 2 is the structural representation of second embodiment of the three-dimensional enhancement mode two-compartment oil tank of fibrous glass of the utility model;
Fig. 3 is the enlarged drawing at A place among Fig. 2.
Among the figure: 1. steel tank, 2. glass-felt plastic tank body, 3. three-dimensional hollow layer, 4. the electronic induction pressure leak detection system of strengthening of fibrous glass; 41. pressure leak detection interface, 42. leak detection tubes, 43. seepage inductors, 44. reinforcement plates; 45. the electronic induction compression indicator, 5. gas concentration leak detection system, 51. gas concentration leak detection tubes; 52. long-range alrms for oil-gas concentration, 53. hollow layers detect interface, 54. alrms for oil-gas concentration interfaces.
The specific embodiment
Combine accompanying drawing that the utility model is done further detailed explanation now.These accompanying drawings are the scheme drawing of simplification, the basic structure of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
First embodiment of the three-dimensional enhancement mode two-compartment oil tank of the fibrous glass of the utility model as shown in Figure 1; Oil tank comprises steel tank 1 and glass-felt plastic tank body 2 successively from the internal layer to the skin; Be the three-dimensional hollow layer 3 that strengthens of fibrous glass between steel tank 1 and the glass-felt plastic tank body 2, the fibrous glass solid strengthens hollow layer 3 and comprises that the fibrous glass solid that is wrapped on the steel tank 1 strengthens cloth and resin is sprayed on the hollow layer that after expansion solidify to form on the three-dimensional enhancing of the fibrous glass cloth.
The outside face of steel tank 1 is coated with the three-dimensional resin glue that strengthens cloth of sticking glass fiber.Resin glue can reinforced composite and other materials between caking ability.
Also be provided with electronic induction pressure leak detection system 4 on the two-compartment oil tank; Electronic induction pressure leak detection system 4 comprises the pressure leak detection interface 41 that is arranged on the two-compartment oil tank top, the seepage inductor 43 that is located in the leak detection tube 42 in the two-compartment oil tank and inserts to the bottom from leak detection tube 42 tops; Be connected with electronic induction compression indicator 45 on the pressure leak detection interface 41; The upper end of seepage inductor 43 connects with electronic induction compression indicator 45; The bottom of leak detection tube 42 is communicated with the three-dimensional hollow layer 3 that strengthens of fibrous glass, and leak detection tube 42 bottoms and steel tank 1 junction have been provided with the reinforcement plate 44 of strengthening steel tank 1 intensity, offer at least one through hole on the reinforcement plate 44.
Also be provided with gas concentration leak detection system 5 on the two-compartment oil tank; Gas concentration leak detection system 5 comprises gas concentration leak detection tube 51 and is arranged on the long-range alrms for oil-gas concentration 52 on the gas concentration leak detection tube 51; Long-range alrms for oil-gas concentration 52 are combined aural and visual alarm, and gas concentration leak detection tube 51 is communicated with the three-dimensional hollow layer 3 that strengthens of fibrous glass.
The hollow layer that is communicated with gas concentration leak detection tube 51 inner chambers is installed on the sidewall of gas concentration leak detection tube 51 detects interface 53.
Thickness >=the 5mm of glass-felt plastic tank body, the three-dimensional thickness that strengthens hollow layer 3 of fibrous glass is 3～5mm,
Second embodiment like the three-dimensional enhancement mode two-compartment oil tank of the fibrous glass of Fig. 2 the utility model shown in Figure 3; Oil tank comprises steel tank 1 and glass-felt plastic tank body 2 successively from the internal layer to the skin; Be the three-dimensional hollow layer 3 that strengthens of fibrous glass between steel tank 1 and the glass-felt plastic tank body 2, the fibrous glass solid strengthens hollow layer 3 and comprises that the fibrous glass solid that is wrapped on the steel tank 1 strengthens cloth and resin is sprayed on the hollow layer that after expansion solidify to form on the three-dimensional enhancing of the fibrous glass cloth.
The outside face of steel tank 1 is coated with the three-dimensional resin glue that strengthens cloth of sticking glass fiber.Resin glue can reinforced composite and other materials between caking ability.
Also be provided with electronic induction pressure leak detection system 4 on the two-compartment oil tank; Electronic induction pressure leak detection system 4 comprises the pressure leak detection interface 41 that is arranged on the two-compartment oil tank top, the seepage inductor 43 that is located in the leak detection tube 42 in the two-compartment oil tank and inserts to the bottom from leak detection tube 42 tops; Be connected with electronic induction compression indicator 45 on the pressure leak detection interface 41; The upper end of seepage inductor 43 connects with electronic induction compression indicator 45; The bottom of leak detection tube 42 is communicated with the three-dimensional hollow layer 3 that strengthens of fibrous glass, and leak detection tube 42 bottoms and steel tank 1 junction have been provided with the reinforcement plate 44 of strengthening steel tank 1 intensity, offer at least one through hole on the reinforcement plate 44.
Also be provided with gas concentration leak detection system 5 on the two-compartment oil tank; Gas concentration leak detection system 5 comprises gas concentration leak detection tube 51 and is arranged on the long-range alrms for oil-gas concentration 52 on the gas concentration leak detection tube 51; Long-range alrms for oil-gas concentration 52 are combined aural and visual alarm; Gas concentration leak detection tube 51 is sleeved on the leak detection tube 42; Be tightly connected between the two ends up and down of gas concentration leak detection tube 51 and the leak detection tube 42, gas concentration leak detection tube 51 is communicated with the three-dimensional hollow layer 3 that strengthens of fibrous glass with the junction of two-compartment oil tank.
The double alrms for oil-gas concentration interface 54 that hollow layer detects interface, the long-range alrms for oil-gas concentration 52 of detachable installation on the alrms for oil-gas concentration interface 54 done that are communicated with gas concentration leak detection tube 51 inner chambers are installed on gas concentration leak detection tube 51 sidewalls.
Thickness >=the 5mm of glass-felt plastic tank body, the three-dimensional thickness that strengthens hollow layer 3 of fibrous glass is 3～5mm.
The production technology of the three-dimensional enhancement mode two-compartment oil tank of the fibrous glass of the utility model is: at first; Steel tank 1 adopts the production of Q235-B carbon steel, satisfies the JB/T4735 standard and makes, in the outside face rust cleaning of steel tank 1; Derusting grade reaches the ST2.5 level; At outside face lacquer special type resin glue, guarantee three-dimensional hollow layer 3 and steel tank 1 binding force of strengthening of follow-up fibrous glass then, form glass-felt plastic tank body 2 at the three-dimensional hollow layer 3 uppermost layeres spraying glass fiber yarn that strengthens of fibrous glass.Glass-felt plastic tank body 2 thickness >=5mm, glass-felt plastic tank body 2 carry out 1.8 ten thousand volts of high-voltage spark tests; The ultrasonic thickness gauge check, the three-dimensional enhancing of fibrous glass hollow layer 3 spaces are 3～5mm, are equipped with inspection then; Electronic induction compression indicator 45 is installed in leak detection tube 42 tops; The three-dimensional hollow layer 3 that strengthens of fibrous glass is carried out applied voltage test; Guaranteeing that voltage stabilizing did not have obviously in 24 hours leaks, thereby guarantees the three-dimensional complete air-tightness of hollow layer 3 and glass-felt plastic tank body 2 that strengthens of steel tank 1, fibrous glass; Long-range alrms for oil-gas concentration 52 are connected the top of alrms for oil-gas concentration interface 54; The three-dimensional hollow layer 3 that strengthens of long-range alrms for oil-gas concentration 52 and fibrous glass is connected; Reach the warning function of long-range alrms for oil-gas concentration 52, auto alarm when oil gas reaches finite concentration in the three-dimensional enhancing of fibrous glass hollow layer 3.
With above-mentioned desirable embodiment according to the utility model is enlightenment, through above-mentioned description, shuts the personnel of work mutually and can in the scope that does not depart from this utility model technological thought, carry out various change and modification fully.The technical scope of this utility model is not limited to the content on the specification sheets, must confirm its technical scope according to the claim scope.
Claims (10)
1. the three-dimensional enhancement mode two-compartment oil tank of a fibrous glass; Described oil tank comprises steel tank (1) and glass-felt plastic tank body (2) successively from the internal layer to the skin; It is characterized in that: for the fibrous glass solid strengthens hollow layer (3), described fibrous glass solid strengthens hollow layer (3) and comprises that the fibrous glass three-dimensional enhancing cloth and the resin that are wrapped on the steel tank (1) are sprayed on the hollow layer that after expansion solidify to form on the three-dimensional enhancing of the fibrous glass cloth between described steel tank (1) and the glass-felt plastic tank body (2).
2. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 1 is characterized in that: the outside face of described steel tank (1) is coated with the three-dimensional resin glue that strengthens cloth of sticking glass fiber.
3. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 1; It is characterized in that: also be provided with electronic induction pressure leak detection system (4) on the described two-compartment oil tank; Described electronic induction pressure leak detection system (4) comprises the pressure leak detection interface (41) that is arranged on the two-compartment oil tank top, the seepage inductor (43) that is located in the leak detection tube (42) in the two-compartment oil tank and inserts to the bottom from leak detection tube (42) top; Be connected with electronic induction compression indicator (45) on the pressure leak detection interface (41); The upper end of seepage inductor (43) connects with electronic induction compression indicator (45); The bottom of described leak detection tube (42) is communicated with the three-dimensional hollow layer (3) that strengthens of fibrous glass, and leak detection tube (42) bottom has been provided with the reinforcement plate (44) of strengthening steel tank (1) intensity with steel tank (1) junction, and reinforcement plate offers at least one through hole on (44).
4. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 3; It is characterized in that: also be provided with gas concentration leak detection system (5) on the described two-compartment oil tank; Described gas concentration leak detection system (5) comprises gas concentration leak detection tube (51) and is arranged on the long-range alrms for oil-gas concentration (52) on the gas concentration leak detection tube (51) that described gas concentration leak detection tube (51) is communicated with the three-dimensional hollow layer (3) that strengthens of fibrous glass.
5. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 4 is characterized in that: the hollow layer that is communicated with gas concentration leak detection tube (51) inner chamber is installed on the sidewall of described gas concentration leak detection tube (51) detects interface (53).
6. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 4; It is characterized in that: described gas concentration leak detection tube (51) is sleeved on the leak detection tube (42); Be tightly connected between the two ends up and down of described gas concentration leak detection tube (51) and the leak detection tube (42), gas concentration leak detection tube (51) is communicated with the three-dimensional hollow layer (3) that strengthens of fibrous glass with the junction of two-compartment oil tank.
7. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 6; It is characterized in that: the double alrms for oil-gas concentration interface (54) that hollow layer detects interface, the upward detachable long-range alrms for oil-gas concentration (52) of installing of described alrms for oil-gas concentration interface (54) done that are communicated with gas concentration leak detection tube (51) inner chamber are installed on described gas concentration leak detection tube (51) sidewall.
8. like claim 4 or the three-dimensional enhancement mode two-compartment oil tank of 7 described fibrous glasss, it is characterized in that: described long-range alrms for oil-gas concentration (52) are combined aural and visual alarm.
9. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 1 is characterized in that: the thickness >=5mm of described glass-felt plastic tank body.
10. the three-dimensional enhancement mode two-compartment oil tank of fibrous glass as claimed in claim 1 is characterized in that: the three-dimensional thickness that strengthens hollow layer (3) of described fibrous glass is 3～5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220051543 CN202575101U (en) | 2012-02-14 | 2012-02-14 | Glass fiber three-dimensional reinforcement double-layer oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220051543 CN202575101U (en) | 2012-02-14 | 2012-02-14 | Glass fiber three-dimensional reinforcement double-layer oil tank |
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| Publication Number | Publication Date |
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| CN202575101U true CN202575101U (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220051543 Expired - Fee Related CN202575101U (en) | 2012-02-14 | 2012-02-14 | Glass fiber three-dimensional reinforcement double-layer oil tank |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582980A (en) * | 2012-02-14 | 2012-07-18 | 徐云祥 | Glass fiber stereoscopic reinforced double-layer oil tank |
| CN103264848A (en) * | 2013-06-04 | 2013-08-28 | 连云港中复连众复合材料集团有限公司 | Buried glass fiber reinforced plastic double-wall oil storage tank monitored through liquid medium and preparing method of buried glass fiber reinforced plastic double-wall oil storage tank |
| CN104743296A (en) * | 2014-07-09 | 2015-07-01 | 季永东 | Environmentally-friendly double-layer buried oil storage tank |
| CN105253479A (en) * | 2015-11-12 | 2016-01-20 | 青岛诺诚化学品安全科技有限公司 | Double-layer oil storage tank |
| CN105270773A (en) * | 2015-11-12 | 2016-01-27 | 青岛诺诚化学品安全科技有限公司 | Double-layer oil storage tank |
-
2012
- 2012-02-14 CN CN 201220051543 patent/CN202575101U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582980A (en) * | 2012-02-14 | 2012-07-18 | 徐云祥 | Glass fiber stereoscopic reinforced double-layer oil tank |
| CN102582980B (en) * | 2012-02-14 | 2013-12-04 | 徐云祥 | Glass fiber stereoscopic reinforced double-layer oil tank |
| CN103264848A (en) * | 2013-06-04 | 2013-08-28 | 连云港中复连众复合材料集团有限公司 | Buried glass fiber reinforced plastic double-wall oil storage tank monitored through liquid medium and preparing method of buried glass fiber reinforced plastic double-wall oil storage tank |
| CN104743296A (en) * | 2014-07-09 | 2015-07-01 | 季永东 | Environmentally-friendly double-layer buried oil storage tank |
| CN105253479A (en) * | 2015-11-12 | 2016-01-20 | 青岛诺诚化学品安全科技有限公司 | Double-layer oil storage tank |
| CN105270773A (en) * | 2015-11-12 | 2016-01-27 | 青岛诺诚化学品安全科技有限公司 | Double-layer oil storage tank |
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| C14 | Grant of patent or utility model | ||
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Owner name: JIANGXI QUNLI STEEL STRUCTURE ENGINEERING CO., LTD Free format text: FORMER OWNER: XU YUNXIANG Effective date: 20140327 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214433 WUXI, JIANGSU PROVINCE TO: 331717 NANCHANG, JIANGXI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140327 Address after: No. 888 Road, Jiangxi Industrial Zone, Gaoqiao Qunli 331717 city of Nanchang province Jinxian County Patentee after: JIANGXI QUNLI STEEL STRUCTURE ENGINEERING CO., LTD. Address before: 214433, 46, Xu Jia Road, Chengjiang Town, Jiangyin City, Jiangsu, Wuxi Patentee before: Xu Yunxiang |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20190214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |