CN203409180U - Mixed foundry waste sand scrubbing recovery device - Google Patents
Mixed foundry waste sand scrubbing recovery device Download PDFInfo
- Publication number
- CN203409180U CN203409180U CN201320399207.1U CN201320399207U CN203409180U CN 203409180 U CN203409180 U CN 203409180U CN 201320399207 U CN201320399207 U CN 201320399207U CN 203409180 U CN203409180 U CN 203409180U
- Authority
- CN
- China
- Prior art keywords
- sand
- water
- cylinder
- tank
- separator
- 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.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model discloses a mixed foundry waste sand scrubbing recovery device. The mixed foundry waste sand scrubbing recovery device comprises a sand water separator, a centrifugal separator, a sand-water buffer concentration tank and a multi-cylinder combined scrubbing machine. The mixed foundry waste sand scrubbing recovery device is characterized in that a plurality of separators are arranged around the box body of the sand water separator; the box body is divided into a water outlet tank and a water inlet tank by a partition board in the middle; two cones with different angles are arranged at the bottom of the body of the sand-water buffer concentration tank; a pressure relief inverted cone is arranged between the two cones; a high-pressure water pipe is arranged on the pressure relief inverted cone; the multi-cylinder combined scrubbing machine is provided with a plurality of scrubbing cylinders connected in series; every 2-3 scrubbing cylinders share a motor; each scrubbing cylinder comprises an inner cylinder and an outer cylinder. The mixed foundry waste sand scrubbing recovery device has the advantages of small occupied area, compact structure, high waste sand recovery rate, good waste sand regeneration performance, long service life and easy maintenance.
Description
Technical field
The utility model relates to a kind of mixed type cast waste sand and cleans reclaimer, is a kind of washing facility that a kind of foundry industry antiquated sand removal process is used.
Background technology
Since two thousand, the average speedup of China's casting industry is all more than 10%, becomes global maximum castings production state.Within 2011, China's casting output has been broken through 4,000 ten thousand tons, occupies first place in the world.Sand casting is the basic technology in Foundry Production, and in casting industry, about 90% foundry goods is the explained hereafter that adopts sand casting.Manufacture one ton of qualified foundry goods, approximately need the sand mold of a ton.The basic raw material of manufacturing sand mold is casting model powder and moulding sand binder, and the most frequently used casting model powder is siliceous sand.The casting industry of China needs 4,000 ten thousand tons of above siliceous sands every year.A large amount of siliceous sands derive from nature, but along with the development of Building Trade in China and the construction of infrastructure also need a large amount of sand, cause natural sand resource fewer and feweri, the cost of exploitation is more and more higher, for the sustainable development of casting industry, necessary recycling foundry goods is made the antiquated sand of rear generation.The renovation process of antiquated sand has thermal reclamation, wet reclamation and mechanical friction regeneration etc., in order to obtain reclaimed sand of fine quality, generally adopts thermal reclamation and mechanical friction regeneration to combine or the combining of wet reclamation and mechanical friction regeneration.Wet reclamation is because of less energy consumption, and regeneration efficiency is high, quality better and more and more obtain the welcome of antiquated sand regeneration producer.The equipment relating in wet reclamation antiquated sand process has sand water separator, precipitation concentrator and friction scrubbing apparatus.Current sand water separator inferior separating effect on the market, equipment easily stops up and is out of order; Precipitation concentrator is slow to the concentrated speed of fine sand, poor effect, and the fluctuation of fine sand flow velocity is large, easily stops up, and is difficult to reliable control; And the structure of friction scrubbing apparatus is a huge single cylinder structure, and be used for dry type friction, equipment attrition is very serious, and the scouring process of antiquated sand has produced a large amount of dust, and reconstituted product yield is low, and energy consumption is high and scrub effect is not good.Because three kinds of equipment performances that antiquated sand regenerative process uses are not ideal enough, the regenerative process that causes antiquated sand is intermittently to carry out, and antiquated sand Regrowth yield is little, cannot meet the demand of foundry enterprise.
Summary of the invention
The purpose of this utility model be disclose a kind ofly can produce continuously, long service life, the easy mixed type cast waste sand of maintenance clean reclaimer.
Concrete technical scheme of the present utility model is as follows:
Mixed type cast waste sand is cleaned reclaimer, comprise that sand water separator, sand water buffering concentration tank and multi-cylinder combination swaging machine form, it is characterized in that: sand water separator casing is provided with several separators around, in the middle of casing, with dividing plate, separates, and is divided into water tank and inlet water tank two parts; Sand water buffering concentration tank tank base has the cone of two different angles, between two cones, has decompression back taper, above decompression back taper, has high-pressure water pipe; Multi-cylinder combination swaging machine is provided with several scouring cylinders that are connected in series, and cleans the shared motors of cylinders for every 2～3, and each is cleaned cylinder and is comprised of inner casing and outer shell; The sand export of sand water separator is connected with the material inlet of whizzer with pipeline, the material outlet of whizzer is connected with the material inlet of sand water buffering concentration tank, and the sand export of sand water buffering concentration tank is connected with first material inlet of cleaning cylinder that firm cylinder group is cleaned in the series connection of multi-cylinder combination swaging machine.
Described its casing of sand water separator has several separators around, in the middle of casing, with dividing plate, is divided into two parts, and top is water tank, and bottom is inlet water tank, is provided with delivery port in water tank; Inlet water tank is provided with water inlet; Inlet water tank contains diffluence pass and is connected with corresponding separator, and with bend pipe, the large flange through water tank top is connected with water tank separator top exit.
Described sand water buffering concentration tank, comprise tank body, 60 ° of cones, 90 ° of cones or bicone, cylinder, butterfly valves, go out sandpipe, decompression back taper, back taper support, high-pressure water pipe, support ear, support column, overflow baffle and delivery port, it is characterized in that: the top of tank body is provided with delivery port, the inside of delivery port the place ahead, tank body is provided with overflow baffle; Tank body lower part is provided with 60 ° of cones, and 90 ° of cones or bicone are welded in 60 ° of cone bottoms; 90 ° of cone bases are provided with out sandpipe; Bicone is provided with two and goes out sandpipe, goes out sandpipe and is provided with dish valve, and butterfly valve is connected with cylinder; Between 60 ° of cones and 90 ° of cones or bicone, be welded with back taper support, be welded with decompression back taper on back taper support, there is high-pressure water pipe decompression back taper top; The bottom of tank wall is welded with support ear, and support ear below is welded with and supports.
Described multi-cylinder combination swaging machine, comprises motor, cleans cylinder, baffle plate, paddle and water inlet pipe, it is characterized in that, device body is provided with several and cleans cylinder, cleans between cylinder and connects with series system, cleaning cylinder structure is divided into scouring inner casing and cleans outer shell, cleaning outer shell is embedded in fuselage, clean outer casing wall and be provided with wear-resistant baffle plate, clean outer shell inner space and have scouring inner casing, in the middle of cleaning inner casing, there is shaft to pass, through cleaning inner casing, outside cleaning, one end of the shaft of cylinder interior is provided with paddle, the other end of shaft has shaft belt pulley, shaft belt pulley is connected with motor pulley with driving belt, 2～3 shaft belt pulleys share a motor, shaft is fixed on the top of cleaning outer shell by stirring bearing, each cleans cylinder independently water inlet pipe.
The course of work of the present utility model is: muddy sand aqueous mixtures enters inlet water tank from the water inlet of sand water separator, then from the diffluence pass in inlet water tank, enter separator, sand, water are separated in separator, the delivery port of water from separator passes through bend pipe, enter water tank, the delivery port in water tank is discharged, sand ejects from the sand export of separator, from separator sand out, also contain part water, need further concentrated, the damp sand ejecting from the sand export of separator enters whizzer, through centrifugal action, slough part moisture, then from the bottom of whizzer, fall into sand water buffering concentration tank, gravitate sedimentation, fine sand sinks to 60 ° of cones, continue again toward 90 ° of cones or bicone precipitation, along with entering the damp sand of sand water buffering concentration tank, get more and more and fine deposition, the moisture separated with fine sand raises toward tank body top, from the water outlet at sand water buffering concentration tank top, overflow, discharge tank body, after fine sand after precipitating, concentrating is opened by cylinder control butterfly valve, from going out sandpipe, discharge, after fine sand is long-time standing, pile up harderly, to high-pressure water pipe, pass into appropriate water under high pressure, water under high pressure impinges upon on decompression back taper, and the fine sand that makes to pile knot is around fluffy, fine sand just can not be blocked in the bottom of cone and go out sandpipe like this, and the fine sand after concentrating is very easy to discharge tank body, from going out sandpipe fine sand out, from first scouring cylinder of multi-cylinder combination swaging machine, add, at first, clean in cylinder and clean, then from first, clean cylinder and enter second scouring cylinder, clean for the second time ... very good from last scouring cylinder of multi-cylinder combination swaging machine reclaimed sand scrub effect out like this, serviceability is good.The scouring removal process of antiquated sand is carried out continuously like this, and automaticity is high, and the manpower of input is few.
Above-described separator is 4-8.
Above-described scouring cylinder is 4-8.
Described separator is cone, and cone below is sand export, and the bend pipe of cone top is delivery port.
Advantage of the present utility model:
1. mixed type cast waste sand of the present utility model is cleaned the sand water separator in reclaimer, sand water good separating effect, and efficiency is high, concentrated highly beneficial for next step sand.
2. the sand water buffering concentration tank that mixed type cast waste sand of the present utility model is cleaned in reclaimer forms secondary sedimentation concentration by the cone of two different angles, the concentrated speed of fine sand is fast, concentrated effect good, and bottom is provided with back taper, can make all loose uniform speed slow depositions of solid particle; Back taper top is provided with high-pressure water pipe, can prevent that material is long-time standing and causes heap knot; Therefore equipment failure rate is low, has ensured the continuity of producing.
3. mixed type cast waste sand of the present utility model is cleaned the scouring cylinder that the multi-cylinder combination swaging machine in reclaimer contains a plurality of series connection, the friction of antiquated sand is cleaned process and is relatively relaxed, the impulsive force of sand and equipment is smaller, the degree of wear of equipment is very low, and service life of equipment is long, failure rate is low, maintenance industry is very convenient, and the scouring process by a plurality of scouring cylinders can make sand scouring more comprehensive, and scrub effect is good, and product yield is high.
4. mixed type cast waste sand scouring reclaimer of the present utility model can make the scouring regeneration process of antiquated sand carry out continuously, and regenerative process automaticity is high, saves manpower, convenient management, and output is high.
Accompanying drawing explanation
Fig. 1 is that the utility model mixed type cast waste sand is cleaned reclaimer figure;
Fig. 2 is that the utility model mixed type cast waste sand is cleaned reclaimer figure (sand water buffering concentration tank has shunting action);
101 sand water separators, 102 whizzers in figure, 103 sand water buffering concentration tanks, 104 multi-cylinder combination swaging machines
Fig. 3 is the cutaway view that the utility model mixed type cast waste sand is cleaned reclaimer medium sand water separator;
1 water inlet in figure, 2 inlet water tanks, 3 diffluence pass, 4 dividing plates, 5 delivery ports, 6 water tanks, 7 large flanges, 8 separators, 9 flanges, 10 bend pipes.
Fig. 4 is the cutaway view that the utility model mixed type cast waste sand is cleaned reclaimer medium sand water buffering concentration tank;
21 tank bodies in figure, 22 is 60 ° of cones, 23 90 ° of cones, 24 cylinders, 25 butterfly valves, 26 go out sandpipe, 27 decompression back tapers, 28 back taper supports, 29 high-pressure water pipe, 210 support ears, 211 support, 212 overflow baffles, 213 delivery ports.
Fig. 5 is the cutaway view that the utility model mixed type cast waste sand is cleaned the sand water buffering concentration tank in reclaimer with shunting action;
31 tank bodies in figure, 60 ° of cones of 32 another kind of structures, 33 bicones, 34 cylinders, 35 butterfly valves, 36 go out sandpipe, 37 decompression back tapers, 38 back taper supports, 39 high-pressure water pipe, 310 support ears, 311 support, 312 overflow baffles, 313 delivery ports.
Fig. 6 is the cutaway view that the utility model mixed type cast waste sand is cleaned multi-cylinder combination swaging machine in reclaimer;
41 motors in figure, 42 motor pulleys, 43 driving pulleys, 44 shaft belt pulleys, 45 clean inner casing, and 46 clean outer shell, 47 baffle plates, 48 stir bearing, 49 shafts, 410 paddles, 411 water inlet pipes, 412 concrete fuselages.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described:
As described in Fig. 1,2,3 and 5, the connected mode of the utility model equipment:
Its casing of sand water separator (101) has 8 separators around, in the middle of casing (1), with dividing plate (4), is divided into two parts, and top is water tank (6), and bottom is inlet water tank (2), is provided with delivery port (5) in water tank (6), inlet water tank (2) is provided with water inlet (1), inlet water tank (2) contains diffluence pass and is connected with corresponding separator, and with bend pipe, the large flange (7) through water tank top is connected with water tank (6) separator top exit, the sand export of separator is connected with the material inlet of whizzer (102) with pipeline, the material outlet of whizzer (102) bottom is connected with the charging aperture at sand water buffering concentration tank (103) top, the top of the tank body (21) of sand water buffering concentration tank (103) is provided with delivery port (213), and the inside of delivery port the place ahead, tank body (1) is provided with overflow baffle (212), tank body lower part is provided with 60 ° of cones (22), 60 ° of cones (22) bottom welding, 90 ° of cones (23), 90 ° of cones (23) bottom is provided with out sandpipe (26), go out sandpipe (26) and be provided with dish valve (25), butterfly valve (25) is connected with cylinder (24), between 60 ° of cones (22) and 90 ° of cones (23), be welded with back taper support (28), be welded with decompression back taper (27) on back taper support (28), there is high-pressure water pipe (29) decompression back taper (27) top, the bottom of tank wall is welded with support ear (210), and support ear below is welded with and supports (211), what go out sandpipe (26) is the charging aperture of first scouring cylinder of multi-cylinder combination swaging machine below, and multi-cylinder combination swaging machine contains 6 cleans cylinders, cleaning cylinder is embedded in it concrete mixer, cleaning cylinder structure is divided into scouring inner casing and cleans outer shell, cleaning outer shell is embedded in cement fuselage, clean the outer inside wall of cylinder and be provided with baffle plate, clean outer shell bosom and be provided with scouring inner casing, in the middle of cleaning inner casing, there is shaft to pass, through the one end of cleaning the shaft of inner casing, be provided with paddle, the other end of shaft has shaft belt pulley, shaft belt pulley is connected with motor pulley with driving belt, 3 shaft belt pulleys share a motor, shaft is fixed on the top of cleaning outer shell by stirring bearing, each cleans cylinder independently water inlet pipe.
As shown in Fig. 2,4 and 5, connected mode fundamental sum embodiment 1 principle is identical, just sand water buffering concentration tank has shunting action, namely 90 ° of cones make bicone into, two of bicone go out that sandpipe aims at multi-cylinder combination swaging machine first clean the material inlets of cylinder, two effects that go out sandpipe be make the flow velocity of the sand of discharging evenly, relax.
Producer can according to the needs on producing select sand water separator casing around the number of separator (be generally 6～8 proper, separator is more, sand water separating power is also larger) and the number (4～6 proper) of the scouring cylinder of multi-cylinder combination swaging machine series connection, it is favourable to comparision of production that sand water buffering concentration tank selects to have the buffering concentration tank of shunting action because have sand flow speed that the buffering concentration tank of shunting action ejects evenly, relax.
Claims (7)
1. mixed type cast waste sand is cleaned reclaimer, comprise sand water separator, whizzer, sand water buffering concentration tank and multi-cylinder combination swaging machine, it is characterized in that: sand water separator casing is provided with several separators around, in the middle of casing, with dividing plate, separates, and is divided into water tank and inlet water tank two parts; Sand water buffering concentration tank tank base has the cone of two different angles, between two cones, has decompression back taper, above decompression back taper, has high-pressure water pipe; Multi-cylinder combination swaging machine is provided with several scouring cylinders that are connected in series, and cleans the shared motors of cylinders for every 2～3, and each is cleaned cylinder and is comprised of inner casing and outer shell; The sand export of sand water separator is connected with the material inlet of whizzer with pipeline, the material outlet of whizzer is connected with the material inlet of sand water buffering concentration tank, and the sand export of sand water buffering concentration tank is connected with first material inlet of cleaning cylinder of multi-cylinder combination swaging machine.
2. mixed type cast waste sand according to claim 1 is cleaned reclaimer, it is characterized in that, described its casing of sand water separator has several separators around, in the middle of casing, with dividing plate, be divided into two parts, top is water tank, and bottom is inlet water tank, is provided with delivery port in water tank; Inlet water tank is provided with water inlet; Inlet water tank contains diffluence pass and is connected with corresponding separator, and with bend pipe, the large flange through water tank top is connected with water tank separator top exit.
3. mixed type cast waste sand according to claim 1 is cleaned reclaimer, it is characterized in that, described sand water buffering concentration tank, comprise tank body, 60 ° of cones, 90 ° of cones or bicone, cylinder, butterfly valves, go out sandpipe, decompression back taper, back taper support, high-pressure water pipe, support ear, support column, overflow baffle and delivery port, the top of tank body is provided with delivery port, and the inside of delivery port the place ahead, tank body is provided with overflow baffle; Tank body lower part is provided with 60 ° of cones, and 90 ° of cones or bicone are welded in 60 ° of cone bottoms; 90 ° of cone bases are provided with out sandpipe; Bicone is provided with two and goes out sandpipe, goes out sandpipe and is provided with dish valve, and butterfly valve is connected with cylinder; Between 60 ° of cones and 90 ° of cones or bicone, be welded with back taper support, be welded with decompression back taper on back taper support, there is high-pressure water pipe decompression back taper top; The bottom of tank wall is welded with support ear, and support ear below is welded with and supports.
4. mixed type cast waste sand according to claim 1 is cleaned reclaimer, it is characterized in that, described multi-cylinder combination swaging machine, comprises motor, cleans cylinder, baffle plate, paddle and water inlet pipe, device body is provided with several and cleans cylinder, and the connected mode of cleaning between cylinder is series connection, cleaning cylinder structure is divided into scouring inner casing and cleans outer shell, cleaning outer shell is embedded in fuselage, clean outer casing wall and be provided with wear-resistant baffle plate, clean outer shell inner space and have scouring inner casing, in the middle of cleaning inner casing, there is shaft to pass, through cleaning inner casing, outside cleaning, one end of the shaft of cylinder interior is provided with paddle, the other end of shaft has shaft belt pulley, shaft belt pulley is connected with motor pulley with driving belt, 2～3 shaft belt pulleys share a motor, shaft is fixed on the top of cleaning outer shell by stirring bearing, each cleans cylinder independently water inlet pipe.
5. mixed type cast waste sand according to claim 1 is cleaned reclaimer, it is characterized in that, described separator is 4-8.
6. mixed type cast waste sand according to claim 1 is cleaned reclaimer, it is characterized in that, described scouring cylinder is 4-8.
7. mixed type cast waste sand according to claim 1 is cleaned reclaimer, it is characterized in that: separator is cone, and cone below is sand export, and the bend pipe of cone top is delivery port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320399207.1U CN203409180U (en) | 2013-07-05 | 2013-07-05 | Mixed foundry waste sand scrubbing recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320399207.1U CN203409180U (en) | 2013-07-05 | 2013-07-05 | Mixed foundry waste sand scrubbing recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203409180U true CN203409180U (en) | 2014-01-29 |
Family
ID=49972108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320399207.1U Withdrawn - After Issue CN203409180U (en) | 2013-07-05 | 2013-07-05 | Mixed foundry waste sand scrubbing recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203409180U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103350186A (en) * | 2013-07-05 | 2013-10-16 | 广西玉林玉柴工业化工有限公司 | Mixed type foundry waste sand scrubbing and recovering equipment |
| CN112059106A (en) * | 2020-09-21 | 2020-12-11 | 安徽省含山县富坤铸造厂 | Foundry waste sand buffering and concentrating device |
-
2013
- 2013-07-05 CN CN201320399207.1U patent/CN203409180U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103350186A (en) * | 2013-07-05 | 2013-10-16 | 广西玉林玉柴工业化工有限公司 | Mixed type foundry waste sand scrubbing and recovering equipment |
| CN112059106A (en) * | 2020-09-21 | 2020-12-11 | 安徽省含山县富坤铸造厂 | Foundry waste sand buffering and concentrating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103406490B (en) | Recycling cast waste sand reuse method and equipment | |
| CN107261629B (en) | A kind of hydraulic engineering silt separation apparatus | |
| CN206951686U (en) | A kind of spiral stone scrubber | |
| CN203862376U (en) | Gravel washing, recovering and dewatering all-in-one machine | |
| CN203409180U (en) | Mixed foundry waste sand scrubbing recovery device | |
| CN105709909A (en) | High and large full-automatic waste lead-acid storage battery crushing and sorting system | |
| CN204504136U (en) | A kind of knockout regenerative system | |
| CN110385168A (en) | A kind of recycled concrete producing device | |
| CN102502636B (en) | Device and process for separating silicon carbide waste mortar | |
| CN103350186B (en) | Mixed type foundry waste sand scrubbing and recovering equipment | |
| CN202479029U (en) | Automatic circulating material storage bucket for materials of grinding machine | |
| CN103817019A (en) | Novel horizontal spiral decanting centrifuge | |
| CN205999063U (en) | A kind of centrifugation grit water separator | |
| CN105565320A (en) | Silicon carbide purification system | |
| CN204504137U (en) | A kind of sand shakeout system | |
| CN203343358U (en) | Mixed type foundry waste sand scrubbing combined cylinder | |
| CN102756073A (en) | Water glass old sand refurbishing equipment and process thereof for refurbishing old sand | |
| CN204816934U (en) | Can realize hierarchical high -efficient cyclone of granularity | |
| CN204545317U (en) | A kind of antiquated sand reclaiming system | |
| CN205008039U (en) | Multi -functional concentrator | |
| CN203711163U (en) | Novel horizontal decanter centrifuge | |
| CN203591978U (en) | Movable type vibrating ore washing machine for calcium carbonate ore | |
| CN202762533U (en) | Ore washing combination device | |
| CN208554571U (en) | A kind of centrifugal novel wash coaling equipment | |
| CN203862373U (en) | Fine sand cleaning machine |
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 |
Owner name: GUANGXI LANKE RESOURCES RECYCLING CO., LTD. Free format text: FORMER NAME: GUANGXI YULIN YC INDUSTRIAL CHEMICAL CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 537005 the Guangxi Zhuang Autonomous Region Yulin Yuchai Industrial Park on the north side of Po Tang casting center Patentee after: Guangxi orchid Resource Recycling Co., Ltd. Address before: 537005 the Guangxi Zhuang Autonomous Region Yulin Yuchai Industrial Park casting center Patentee before: Guangxi Yulin YC Industrial Chemical Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: YULIN LANKE CASTING ENVIRONMENTAL PROTECTION EQUIP Free format text: FORMER OWNER: GUANGXI LANKE RESOURCES RECYCLING CO., LTD. Effective date: 20141209 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141209 Address after: 537005 the Guangxi Zhuang Autonomous Region Yulin Yuchai Industrial Park Business Building Room 501 Patentee after: YULIN LANKE CAST ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD. Address before: 537005 the Guangxi Zhuang Autonomous Region Yulin Yuchai Industrial Park on the north side of Po Tang casting center Patentee before: Guangxi orchid Resource Recycling Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140129 Effective date of abandoning: 20150520 |
|
| RGAV | Abandon patent right to avoid regrant |