CN203954746U - High-effective multilayer accelerated clarifier - Google Patents
High-effective multilayer accelerated clarifier Download PDFInfo
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- CN203954746U CN203954746U CN201420398204.0U CN201420398204U CN203954746U CN 203954746 U CN203954746 U CN 203954746U CN 201420398204 U CN201420398204 U CN 201420398204U CN 203954746 U CN203954746 U CN 203954746U
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Abstract
The utility model provides a kind of high-effective multilayer accelerated clarifier, comprise buffering loose vapour system, medicine system and multilayer accelerated clarifier body, the loose vapour system of described buffering comprises the loose vapour case of one-level and the loose vapour case of level 2 buffering, the loose vapour case of one-level is connected with the loose vapour case of level 2 buffering, it is characterized in that: medicine system comprises entering juice dosing blending bin and entering juice regulating reservoir of linking together, enter juice dosing blending bin and be connected with the loose vapour case of level 2 buffering; Multilayer accelerated clarifier body comprises settler tank body, be located at the central rotating shaft in the middle of settler tank body and be looped around the N layer sedimenting system in central rotating shaft outside, wherein: N >=3.Each layer of sedimentation of this high-effective multilayer accelerated clarifier can be entered separately juice, goes out separately juice, flexible operation, and disposal ability is large, clarifying effect is good, stable, easy to maintenance.
Description
Technical field
The utility model relates to a kind of sugar mill, particularly a kind of for by the multilayer accelerated clarifier of the peace and quiet Separation of Solid and Liquid of defeco-sulfitated juice.
Background technology
Domestic application has two kinds in the equipment of the peace and quiet sedimentation processing of sub-method cane sugar factory at present: (1) TDJ multilayer continuous sedimentation device, adopt central tube pan feeding, and after multilayer sedimentation, arrange respectively juice by every layer of endless tube; (2) individual layer accelerated clarifier, adopts dish type annular groove to distribute pan feeding, after subsider free settling, goes out main loop groove overflow row juice by dish type.
The domestic TDJ Multilayer precipitator of always having continued to use since setting up sugar refinery the fifties, this settler has used the history of more than 100 year in world's sugar industry, and its major defect is that the defeco-sulfitated juice time of staying is long, and mud juice concentration is low, maintenance and operation inconvenience etc.These shortcomings are mainly because structural defect causes: (1) equipment is huge, complex structure; (2) reasonably not loose gas tank, defeco-sulfitated juice can not fully be removed bubble and scum silica frost wherein entering before settler, and these bubbles and scum silica frost will inevitably upwards float after entering settler, produce disturbance in settler, reduce clear juice quality; (3) in settler, there is no the well-mixed region of defeco-sulfitated juice and flocculant, flocculant mixes inhomogeneous, causes the bad and flocculant large usage quantity of coagulation, flocculation, effect of settling; (4) to enter the exit flow velocity of each layer from central tube too fast for defeco-sulfitated juice, and flow velocity reaches 0.3～0.4 meter per second, and disturbance is larger, is unfavorable for sedimentation; (5) outlet of the defeco-sulfitated juice of every layer of central tube faces mud collection area, and the mud juice having fallen is dug again, has reduced sinking speed; (6) in defeco-sulfitated juice, have a small part sugarcane chaff (being mainly sugarcane marrow) to be not easy precipitation, time (3～10 hours) that need be longer could be precipitated, and it should be discharged in time, and avoid the decomposition and inversion of sugarcane marrow; (7) fabric is unreasonable, and mud juice and defeco-sulfitated juice collide mutually, and the mud juice of each layer is all fallen bottom, but the defeco-sulfitated juice being flowed out by central tube start, make bottom can not put in a large number juice; (8) because settler external process parameter (flow, pH, temperature) is unstable, fluctuate larger; Heating-up temperature fluctuation is difficult to be controlled in 2 DEG C, causes that the defeco-sulfitated juice in settler produces convection current when temperature fluctuation, and the particle of sedimentation is floated again; The too high meeting of pH value causes reduced sugar considerable damage in settler under hot conditions, but also can generate some new colloids, pigment; The too low CaSO that causes of pH value
3easily generate Ca (HSO
3)
2not exclusively, sedimentation is also poor for precipitation; The flowed fluctuation that defeco-sulfitated juice enters settler also can destroy the harmony of settler input and output material, and mud juice in settler is started, and affects clear juice quality.
Because Multilayer precipitator exists shortcomings aborning, start in recent years to carry out individual layer accelerated clarifier and replaced multilayer continuous sedimentation device, although individual layer accelerated clarifier can overcome the shortcoming of Multilayer precipitator, have advantages of that F.F. goes out the sugarcane juice time of staying soon short.But because its buffer capacity that does not possess Multilayer precipitator still has larger limitation aborning; it is stricter that the equilibrium of individual layer accelerated clarifier to squeezing amount and equipment supporting arranges requirement; if evaporation and boil that sugar breaks down or top cage phenomenon, will cause squeezing to be shut down and process or adopt Multilayer precipitator as adhoc buffer in order to avoid the consequence that causes squeezing to shut down.Concerning a lot of equipment does not match, manages incomplete sugar refinery, cause like this and produced and operational inconvenience, caused the unnecessary wasting of resources simultaneously.
Summary of the invention
The utility model provides that a kind of disposal ability is large, clarifying effect good, high-effective multilayer accelerated clarifier stable, easy to maintenance.
For achieving the above object, the technical solution of the utility model is:
A kind of high-effective multilayer accelerated clarifier, comprise buffering loose vapour system, medicine system and multilayer accelerated clarifier body, the loose vapour system of described buffering comprises the loose vapour case of one-level and the loose vapour case of level 2 buffering, and the loose vapour case of one-level is connected with the loose vapour case of level 2 buffering, it is characterized in that:
Described medicine system comprises entering juice dosing blending bin and entering juice regulating reservoir of linking together, and enters juice dosing blending bin and is connected with the loose vapour case of level 2 buffering;
Described multilayer accelerated clarifier body comprises settler tank body, be located at the central rotating shaft in the middle of settler tank body and be looped around the N layer sedimenting system in central rotating shaft outside, wherein: N >=3; Every layer of sedimenting system included juice feeding tube, sedimentation mechanism, clear juice collecting mechanism and mud-scraping machine structure, the juice feeding tube upper end of every layer independent with enter juice regulating reservoir and be connected, described sedimentation mechanism one side is connected with juice feeding tube, sedimentation mechanism opposite side and top are provided with juice collecting mechanism clearly, and the below of sedimentation mechanism is provided with mud-scraping machine structure.
Described sedimentation mechanism includes juice distributing trough and subsider, enter juice distributing trough and subsider and be all looped around ringwise central rotating shaft outside, enter juice distributing trough be welded in subsider above, a side that enters juice distributing trough communicates with juice feeding tube, the top, outer ring of subsider has into juice overfall.
Described clear juice collecting mechanism comprises main loop pipe and goes out juice house steward, goes out main loop pipe and is located at sedimentation mechanism top, and its lower end one side connects juice house steward.
Described mud-scraping machine structure comprise draw together mud plate, mud drainage slot and base plate communicate, the one end of drawing together mud plate is connected on central rotating shaft, draw together and on mud plate, be welded with some and draw together mud blade, the below of drawing together mud blade is provided with base plate, and base plate is welded with the mud drainage slot that communicates below one end of central rotating shaft.
The upper end of described central rotating shaft is provided with motor reducing transmission device, and motor reducing transmission device is located on the end face of settler tank body.
The two bottom sides of described central rotating shaft is provided with draws together mud pivoted arm.
The sedimentation mechanism of position in the superiors and clear juice collecting mechanism are fixedly attached to by support plate on the wall of settler tank body, and except the superiors, the sedimentation mechanism of every layer and clear juice collecting mechanism are directly welded on the base plate of its last layer.
Adopt the high-effective multilayer accelerated clarifier of above structure, sugarcane juice is after the loose vapour case of one-level and the loose gas of the loose vapour case of level 2 buffering and buffering, enter into juice dosing blending bin, enter into juice and distribute annular groove through adding after flocculant mixes, then enter subsider and carry out free settling through guiding gutter from entering juice overfall, separate with clear juice at subsider bottom mud juice particle, mud juice particle continues down to carry out enrichment sedimentation, clear juice is toward rising, in uphill process a part not completely the fine particle of sedimentation form to continue to sink after bulky grain by Adsorption and flocculation and fall, the clear juice up rising flows out by going out juice house steward through going out main loop pipe after uphill process after a while, in normal squeezing amount situation, can multilayer move simultaneously, also can individual layer or 2 layers of operation, each layer can be entered separately juice, go out separately juice, clear juice goes out the overflow of main loop pipe by each layer and discharges, in the time running into the bad or postorder workshop section equipment fault of sedimentation and maybe cannot cross juice top cage, close lower floor's juice output valve door, cushion, after recovering normally, opening valve puts juice and returns to normal production.Also can select flexibly middle level or upper strata to move and put juice clearly simultaneously if lower floor's sedimentation is put in the bad or squeezing situation greatly of juice, there is maneuverability and play simultaneously the effect of multilayer sedimentation.This high-effective multilayer accelerated clarifier has the following advantages:
(1) sugarcane juice is processed in multilayer operation simultaneously, and disposal ability is large;
(2) color value of clear juice and mud juice concentration are all effective than multilayer settling tank, and clear juice is transparent, no suspended substance, and sugarcane chaff less residue, clarifying effect is good;
(3) without the clear juice amount of manual adjustment, convenient management, maintenance cost is low;
(4) each layer of sedimentation can be entered separately juice, goes out separately juice, flexible operation.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of multilayer accelerated clarifier body;
In figure, the one-level vapour case 1 that falls apart, the level 2 buffering vapour 2 that falls apart, enter juice dosing blending bin 3, enter juice regulating reservoir 4, multilayer accelerated clarifier body 5, central rotating shaft 6, settler tank body 7, juice feeding tube 8, upper strata juice feeding tube 8a, second layer juice feeding tube 8b, ground floor juice feeding tube 8c, enter juice distributing trough 9, upper strata enters juice distributing trough 9a, the second layer enters juice distributing trough 9b, ground floor enters juice distributing trough 9c, mud drainage slot 10, upper strata mud drainage slot 10a, second layer mud drainage slot 10b, enter juice overfall 11, motor reducing transmission device 12, support plate 13, subsider 14, upper strata subsider 14a, second layer subsider 14b, ground floor subsider 14c, base plate 15, upper strata base plate 15a, second layer base plate 15b, ground floor base plate 15c, go out main loop pipe 16, upper strata goes out main loop pipe 16a, the second layer goes out main loop pipe 16b, ground floor goes out main loop pipe 16c, go out juice house steward 17, upper strata goes out juice house steward 17a, the second layer goes out juice house steward 17b, ground floor goes out juice house steward 17c, draw together mud plate 18, mud plate 18a is drawn together on upper strata, the second layer is drawn together mud plate 18b, ground floor is drawn together mud plate 18c, draw together mud pivoted arm 19, draw together mud blade 20.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Shown in Fig. 1, be structural representation of the present utility model, comprise buffering loose vapour system, medicine system and multilayer accelerated clarifier body; Wherein: the loose vapour system of buffering comprises the loose vapour case 1 of one-level and the loose vapour case 2 of level 2 buffering, the loose vapour case 1 of one-level is connected with the loose vapour case 2 of level 2 buffering; Medicine system comprises entering juice dosing blending bin 3 and entering juice regulating reservoir 4 of linking together, and enters juice blending bin 3 and enter between juice regulating reservoir 4 to be provided with dividing plate, enters juice dosing blending bin 3 and is connected with the loose vapour case 2 of level 2 buffering; Multilayer accelerated clarifier body 5 comprises settler tank body 7, be located at the central rotating shaft 6 in the middle of settler tank body 7 and be looped around the N layer sedimenting system in central rotating shaft 6 outsides, wherein: N >=3; Every layer of sedimenting system included juice feeding tube 8, sedimentation mechanism, clear juice collecting mechanism and mud-scraping machine structure, juice feeding tube 8 upper ends of every layer independent with enter juice regulating reservoir 4 and be connected, described sedimentation mechanism one side is connected with juice feeding tube 8, sedimentation mechanism opposite side and top are provided with juice collecting mechanism clearly, and the below of sedimentation mechanism is provided with mud-scraping machine structure.
In multilayer accelerated clarifier body 5, be provided with three layers of sedimenting system as example, as shown in Figure 2, be the structural representation of multilayer accelerated clarifier body 5, in multilayer accelerated clarifier body 5, be provided with from the bottom to top ground floor sedimenting system, second layer sedimenting system, upper strata sedimenting system.Wherein: juice feeding tube 8 is provided with 3, be respectively ground floor juice feeding tube 8c, second layer juice feeding tube 8b, upper strata juice feeding tube 8a, the upper end of ground floor juice feeding tube 8c, second layer juice feeding tube 8b, upper strata juice feeding tube 8a is welded on respectively below juice regulating reservoir 4.Enter juice and overflow to into juice regulating reservoir 4 from entering juice dosing blending bin 3 by dividing plate, regulate into juice and enter ground floor juice feeding tube 8c, second layer juice feeding tube 8b, upper strata juice feeding tube 8a through entering juice regulating reservoir 4, each layer of juice feeding tube communicates with the sedimentation mechanism of each layer.
Sedimentation mechanism includes juice distributing trough 9 and subsider 14, every layer enter juice distributing trough 4 annular solder on the subsider 8 of same layer, be that ground floor enters juice distributing trough 4c, the second layer enters juice distributing trough 4b, upper strata enter juice distributing trough 4a respectively correspondence be welded on ground floor subsider 8c, second layer subsider 8b, on the subsider 8a of upper strata, the outside that enters juice distributing trough 4 and subsider 8 and be all looped around central rotating shaft 6 of every layer, the top, outer ring of subsider 8 has into juice overfall 11, entering juice overfall 11 introduces sugarcane juice in subsider 8, ground floor subsider 8c, second layer subsider 8b, subsider 8a outer end, upper strata is connected respectively ground floor juice feeding tube 8c, second layer juice feeding tube 8b, upper strata juice feeding tube 8a, respectively with ground floor subsider 8c, second layer subsider 8b, upper strata subsider 8a is communicated with.
Juice collecting mechanism comprises main loop pipe 16 and goes out juice house steward 17 clearly, and ground floor goes out main loop pipe 16c connection ground floor and goes out juice house steward 17c, and the second layer goes out the main loop pipe 16b connection second layer and goes out juice house steward 17b, and upper strata goes out main loop pipe 16a connection upper strata and goes out juice house steward 17a.The main loop pipe 16 that goes out of every layer is located at layer sedimentation mechanism top, and clear juice goes out juice house steward 17 from what go out that the overfall of main loop pipe 16 flows out to out main loop pipe 16 lower end one sides.
Mud-scraping machine structure comprises draws together mud plate 18, mud drainage slot 10 and base plate 15, the one end of drawing together mud plate 18 is connected on central rotating shaft 6, comprise that upper strata draws together mud plate 18a, the second layer is drawn together mud plate 18b, ground floor is drawn together mud plate 18c, on mud plate 18, be welded with some and draw together mud blade 20 drawing together, the below of drawing together mud blade 20 is provided with base plate 15, every layer of mud-scraping machine structure is equipped with base plate 15, be respectively from the bottom to top ground floor base plate 15c, second layer base plate 15b, upper strata base plate 15a, upper strata mud drainage slot 10a is directly welded on the base plate 15a of upper strata, second layer mud drainage slot 10b is welded on second layer base plate 23, below ground floor base plate 15c, do not establish mud drainage slot 10, be provided with and draw together mud pivoted arm 19 in the two bottom sides of central rotating shaft 6, for scraping the mud juice particle that falls to settler tank body 7 bottoms.
The upper end of central rotating shaft 6 is provided with motor reducing transmission device 12, and motor reducing transmission device 12 is located on the top cover of settler tank body 7.
The clear juice collecting mechanism in upper strata sedimentation mechanism and upper strata is fixedly attached to by support plate 13 on the wall of settler tank body 7, it is upper that the clear juice collecting mechanism of ground floor sedimentation mechanism and ground floor is directly welded in second layer base plate 15b, and the clear juice collecting mechanism of second layer sedimentation mechanism and the second layer is directly welded on the base plate 15a of upper strata.
Its course of work is: sugarcane juice enters the loose vapour case 1 of one-level after post bake reaches 100-105 DEG C, after fully loose vapour, enter the loose vapour case 2 of secondary, the loose vapour case 2 of secondary is except having loose vapour effect, the main effect also with buffering and equilibrium temperature, after the loose vapour of secondary and buffering, temperature and the flow of sugarcane juice have obtained balance, have got rid of the bubble that in sugarcane juice, gas produces simultaneously, have eliminated the factor that affects static sedimentation.Sugarcane juice after loose vapour enters into juice dosing blending bin 3 by U-shaped pipe, after adding flocculant mixing, overflow to into juice regulating reservoir 4 from entering juice dosing blending bin 3 by dividing plate, regulate through entering juice regulating reservoir 4 juice feeding tube 8 that enters each layer into juice, enter respectively again into juice distributing trough 4, then enter subsider 8 through guiding gutters and carry out free settling from entering juice overfall 11, separate with clear juice at subsider 8 bottom mud juice particles, mud juice particle continues down to carry out enrichment sedimentation, drawing together mud plate 18 rotation draws together mud and avoids mud juice particles settling on wall and base plate 15, mud juice particle enters mud drainage slot 10, finally being discharged to filter by discharge pipeline filters.Clear juice is toward rising, in uphill process a part not completely the fine particle of sedimentation form to continue to sink after bulky grain by Adsorption and flocculation and fall, the clear juice up rising is flowed out by the overfall that goes out main loop pipe 16 after uphill process after a while, enters out juice house steward 17.In normal squeezing amount situation, can move by 3 layers of sedimenting system simultaneously, also can individual layer or 2 layers of operation, each layer of sedimenting system can enter separately juice, go out juice separately, clear juice goes out 16 overflows of main loop pipe by each layer and discharges, in the time running into the bad or postorder workshop section equipment fault of sedimentation and maybe cannot cross juice top cage, close lower floor's juice output valve door, cushion, wait recover normal after, open valve and put juice and return to normal production.Also can select flexibly middle level or upper strata to move and put juice clearly simultaneously if lower floor's sedimentation is put in the bad or squeezing situation greatly of juice, there is maneuverability and play simultaneously the effect of multilayer sedimentation.
In whole infall process, mud juice particle is consistent with the flow direction of clear juice in subsider, and under the drive of flow velocity, the sinking speed of mud juice particle is improved, so faster than the speed of free settling under normal circumstances.After the free settling of subsider, mud juice particle and clear juice move along path direction separately in subsider bottom, and clear juice enters out main loop pipe 16 toward rising, and mud juice enters mud drainage slot 10 toward declining, and does not interfere with each other each other.
Great Xin Mou sugar refinery, Guangxi is used this high-effective multilayer accelerated clarifier (hereinafter to be referred as fast heavy), contrasts with TDJ multilayer continuous sedimentation device (hereinafter to be referred as how heavy), vouches that data are as follows:
The result of vouching by upper table shows, uses high-effective multilayer accelerated clarifier, compared with TDJ multilayer continuous sedimentation device, can reach following effect:
(1) clear 20～30 minutes average every layer of time of staying of juice, lower than the Multilayer precipitator sugarcane juice time of staying.
(2) color value of clear juice reduces by 50～150 IU.
(3) the clear juice pH value range of decrease is little, has reduced the conversion loss of sugar, and purity of clear juice mean height 0.2～2.0 AP creates conditions for improving sugar yield and product quality.
(4) mud juice concentration improves 4～6 ° of Bx(20～25 ° Bx), sedimented particle is solid, and mud juice amount reduces 4%～7%.
(5) without the clear juice amount of manual adjustment, convenient management, maintenance cost is low.
(6) clarifying effect is good, and clear juice is transparent, no suspended substance, sugarcane chaff less residue.
(7) each layer of sedimentation can be entered separately juice, goes out separately juice, has multilayer and move simultaneously the effect of rapid subsidence, and individual layer buffer time is 20～30 minutes.
As can be seen from the above table, high-effective multilayer accelerated clarifier purity or colour and mud juice concentration are all effective than TDJ multilayer continuous sedimentation device, are a kind of rapid subsidence equipment should be widely promoted.
The utility model also can as required, design as required the sedimenting system more than 3 layers in multilayer accelerated clarifier body 5, and every one deck all can enter separately juice, goes out separately juice, and operation is flexibly exciting.
Claims (7)
1. a high-effective multilayer accelerated clarifier, comprise buffering loose vapour system, medicine system and multilayer accelerated clarifier body, the loose vapour system of described buffering comprises the loose vapour case of one-level and the loose vapour case of level 2 buffering, and the loose vapour case of one-level is connected with the loose vapour case of level 2 buffering, it is characterized in that:
Described medicine system comprises entering juice dosing blending bin (3) and entering juice regulating reservoir (4) of linking together, and enters juice dosing blending bin (3) and is connected with the loose vapour case (2) of level 2 buffering;
Described multilayer accelerated clarifier body (5) comprises settler tank body (7), be located at the central rotating shaft (6) in the middle of settler tank body (7) and be looped around the N layer sedimenting system outside central rotating shaft (6), wherein: N >=3; Every layer of sedimenting system included juice feeding tube (8), sedimentation mechanism, clear juice collecting mechanism and mud-scraping machine structure, juice feeding tube (8) upper end of every layer independent with enter juice regulating reservoir (4) and be connected, described sedimentation mechanism one side is connected with juice feeding tube (8), sedimentation mechanism opposite side and top are provided with juice collecting mechanism clearly, and the below of sedimentation mechanism is provided with mud-scraping machine structure.
2. high-effective multilayer accelerated clarifier according to claim 1, is characterized in that:
Described sedimentation mechanism includes juice distributing trough (9) and subsider (14), enter juice distributing trough (9) and subsider (14) and be all looped around ringwise central rotating shaft outside, enter juice distributing trough (9) be welded in subsider (14) above, a side that enters juice distributing trough (9) communicates with juice feeding tube (8), and the top, outer ring of subsider (14) has into juice overfall (11).
3. high-effective multilayer accelerated clarifier according to claim 1, is characterized in that:
Described clear juice collecting mechanism comprises main loop pipe (16) and goes out juice house steward (17), goes out main loop pipe (16) and is located at sedimentation mechanism top, and its lower end one side connects juice house steward (17).
4. high-effective multilayer accelerated clarifier according to claim 1, is characterized in that:
Described mud-scraping machine structure comprises draws together mud plate (18), mud drainage slot (10) and base plate (15), the one end of drawing together mud plate (18) is connected on central rotating shaft (6), draw together and on mud plate (18), be welded with some and draw together mud blade (20), the below of drawing together mud blade (20) is provided with base plate (15), and base plate (15) is welded with mud drainage slot (10) below one end of central rotating shaft (6).
5. high-effective multilayer accelerated clarifier according to claim 1, is characterized in that:
The upper end of described central rotating shaft (6) is provided with motor reducing transmission device (12), and motor reducing transmission device (12) is located on the top cover of settler tank body (7).
6. high-effective multilayer accelerated clarifier according to claim 4, is characterized in that:
The two bottom sides of described central rotating shaft (6) is provided with draws together mud pivoted arm (19).
7. high-effective multilayer accelerated clarifier according to claim 4, is characterized in that:
The sedimentation mechanism of position in the superiors and clear juice collecting mechanism are fixedly attached on the wall of settler tank body (7) by support plate (13), and except the superiors, the sedimentation mechanism of every layer and clear juice collecting mechanism are directly welded on the base plate (15) of its last layer.
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| CN201420398204.0U CN203954746U (en) | 2014-07-18 | 2014-07-18 | High-effective multilayer accelerated clarifier |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105344134A (en) * | 2015-12-09 | 2016-02-24 | 浦华环保股份有限公司 | Circumferentially-feeding and circumferentially-discharging flow assisting type sedimentation basin |
| CN114044573A (en) * | 2021-12-06 | 2022-02-15 | 北京东方启源环保科技有限公司 | Dynamic circulation anaerobic ammonium oxidation biological denitrification system |
-
2014
- 2014-07-18 CN CN201420398204.0U patent/CN203954746U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105344134A (en) * | 2015-12-09 | 2016-02-24 | 浦华环保股份有限公司 | Circumferentially-feeding and circumferentially-discharging flow assisting type sedimentation basin |
| CN105344134B (en) * | 2015-12-09 | 2017-04-19 | 浦华环保股份有限公司 | Circumferentially-feeding and circumferentially-discharging flow assisting type sedimentation basin |
| CN114044573A (en) * | 2021-12-06 | 2022-02-15 | 北京东方启源环保科技有限公司 | Dynamic circulation anaerobic ammonium oxidation biological denitrification system |
| CN114044573B (en) * | 2021-12-06 | 2022-08-30 | 北京东方启源环保科技有限公司 | Dynamic circulation anaerobic ammonium oxidation biological denitrification system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGXI JIRAN TECHNOLOGY CO., LTD. Free format text: FORMER NAME: NANJING JIRAN SUGAR INDUSTRY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 530000, 201, technical center building, 9 West High Tech Road, hi tech Zone, the Guangxi Zhuang Autonomous Region, Nanning Patentee after: Guangxi Ji Ran Science and Technology Ltd. Address before: 530000, 201, technical center building, 9 West High Tech Road, hi tech Zone, the Guangxi Zhuang Autonomous Region, Nanning Patentee before: Nanning Jiran Sugar Technology Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High-efficiency multilayer rapid settler Effective date of registration: 20190102 Granted publication date: 20141126 Pledgee: Guilin bank Limited by Share Ltd Nanning science and Technology Branch Pledgor: Guangxi Ji Ran Science and Technology Ltd. Registration number: 2018450000040 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20200718 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211201 Granted publication date: 20141126 Pledgee: Guilin bank Limited by Share Ltd. Nanning science and Technology Branch Pledgor: GUANGXI JIRAN TECHNOLOGY CO.,LTD. Registration number: 2018450000040 |