CN206853275U - A kind of oil removing system step by step of oil-containing material - Google Patents
A kind of oil removing system step by step of oil-containing material Download PDFInfo
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- CN206853275U CN206853275U CN201720405509.3U CN201720405509U CN206853275U CN 206853275 U CN206853275 U CN 206853275U CN 201720405509 U CN201720405509 U CN 201720405509U CN 206853275 U CN206853275 U CN 206853275U
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- oil
- oil removing
- filter
- containing material
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Abstract
The utility model belongs to industrial oil removing field, and in particular to a kind of oil removing system step by step of oil-containing material, including：The oil removing system step by step includes：Coarse filtration unit, including filter, and after the oil-containing material is by coarse filtration unit, removes solid suspension, obtain material after coarse filtration；Oil removing unit is settled, for removing most of oil phase after the coarse filtration in material, obtains settling material after oil removing；Refined filtration oil removing unit, for removing oil phase remaining in material after the sedimentation oil removing, obtain refined filtration oil removing material；The sedimentation oil removing unit is located at coarse filtration unit downstream, and the refined filtration oil removing unit is positioned at sedimentation oil removing unit downstream.The beneficial effects of the utility model be the oil removing system automaticity height, it is stable, invest small, high efficiency, save manpower the advantages that.
Description
Technical field
The utility model belongs to industrial oil removing field, and in particular to a kind of oil removing system step by step of oil-containing material.
Background technology
The feed liquid of a large amount of entrainment oil phases can be produced in many industrial processes, if dealt with improperly, or influences downstream
Handicraft product quality, or increase environment protection emission pressure, while cause the loss of the oil phase of part high value, increase operation into
This.
At present, the patent for handling such oil-containing material is mostly individual equipment, such as ultrasonic air-float degreasing unit, Coalescence filter core
Degreasing unit, activated carbon or resin adsorption device etc..Ultrasonic air-float degreasing unit is complicated, and operation and maintenance cost are high,
Ultrasonic wave can promote organic phase to react simultaneously, make its denaturation failure；Coalescence filter core degreasing unit, activated carbon or resin adsorption
Device etc., which then exists, easily to be blocked, and the filter core, activated carbon etc. in device changes difficult, it is necessary to which a large amount of manpowers, increase operation cost.With
The scope of application of upper method has a limitation, and automaticity is low, it is more difficult to tackles complicated technology operating mode.
However, for the industrial production of reality, the parameter such as solid impurity content, oil content in each mill solution is not
Be probably it is stable, this can extreme influence waste-oil scavenger operational effect, it is necessary to which set of system, automaticity is high to be removed
Oily equipment come tackle complexity operating mode.
Utility model content
In order to solve the above problems, one of the purpose of this utility model is to provide a kind of oil removing system step by step of oil-containing material
System, there is the advantages that system is stable, and automaticity is high, and deoiling effect is good.
The utility model provides following technical scheme：
A kind of oil removing system step by step of oil-containing material, the oil removing system step by step include：
Coarse filtration unit, including filter, and after the oil-containing material is by coarse filtration unit, removes solid suspension, obtain
Material after coarse filtration；
Oil removing unit is settled, for removing most of oil phase after the coarse filtration in material, obtains settling material after oil removing；
Refined filtration oil removing unit, for removing oil phase remaining in material after the sedimentation oil removing, obtain refined filtration oil removing material；
The sedimentation oil removing unit is located at coarse filtration unit downstream, and the refined filtration oil removing unit is under sedimentation oil removing unit
Trip.
Preferably, the filter is bag filter, and the coarse filtration unit includes some pocket type mistakes being installed in parallel
Material inlet and material outlet, and an at least pocket type mistake at any one time are equipped with filter and each filter
Filter is in running order, while at least a bag filter is in holding state.
Preferably, the sedimentation oil removing unit includes the sedimentation oil removing pot of some series connection, and the sedimentation oil removing pot includes
Tank body one, the from-inner-to-outer of tank body one are followed successively by straight tube, inner cylinder and outer barrel, and the inner cylinder lower end is provided with charging aperture pipe, described
Collection chamber is provided with above outer barrel, the collection chamber upper end is provided with crest of weir, bottom is provided with oil phase outlet pipe, and the outer barrel upper end is provided with
Liquid distributor one, the liquid distributor one connect the inner cylinder and outer barrel, and the outer barrel lower end is provided with aqueous phase collecting pipe, and the aqueous phase is received
Collector one end connects with straight tube, and the other end mouth of pipe is provided with aqueous phase outlet towards outer barrel bottom, the straight tube upper end.
Preferably, the straight tube upper end is provided with threeway, and the threeway side connects aqueous phase outlet, the straight tube, inner cylinder
Connected with the top of collection chamber, the height of the threeway is between crest of weir and liquid distributor one.
Preferably, the liquid distributor one is circular pipeline, and equal cloth hole one, described on the outside of the circular pipe level face
Circular insides of pipes is provided with the pipeline connected with the inner cylinder.
Preferably, overflow pipe is additionally provided with the tank body one, the overflow pipe entrance point is located at outer barrel bottom, overflow
Pipeline is bent upwards, and the port of export leads to outside sedimentation oil removing tank.
Preferably, the refined filtration oil removing unit includes the refined filtration oil removing pot of several series connection, and the refined filtration oil removing pot includes
Tank body two, is provided with orifice plate in the tank body two, equal cloth hole three on the orifice plate, the orifice plate by tank body two be divided into upper chamber with
Lower chambers；The upper chamber upper end is provided with liquid distributor two, and the liquid distributor two is ring-type pipe, equal cloth hole below ring-type pipe
Two, ring-type pipe is connected by pipeline with upper chamber charging aperture, and the orifice plate is provided with filter element；The bottom chamber is provided with
Activated carbon adsorption layer.
Preferably, the filter element is including the perforation chimney filter on the hole three and positioned at perforation chimney filter periphery
Filter core.
Preferably, the bottom chamber is provided with several activated carbon adsorption layers side by side, the activated carbon adsorption layer from upper and
Under include top application of anti-leakage layers, active carbon bed and bottom application of anti-leakage layers successively.
Preferably, the refined filtration oil removing pot also includes quick refuelling system, and the quick refuelling system is installed in tank body
Hydraulic drive mechanism on two outer walls.
The beneficial effects of the utility model are：
1st, the utility model coarse filtration unit is included on some bag filters being installed in parallel and each filter
Provided with material inlet and material outlet, pressure gauge display filter filter pressure is installed on filter, and at any one time at least
Have that a bag filter is in running order, while at least a bag filter is in holding state, this
Sample is as a certain or several filter work, while at least one is in holding state, when the pressure of the filter in work
When power gauge pressure values reach arranges value, switch valve, the filter in holding state is started working, now can be with cleaning pressure
Too high filter, until it reaches normal Standby state.Hereby it is achieved that the continuous operation of coarse filtration system.
2nd, the outer barrel upper end for settling oil removing tank one is provided with liquid distributor one, and liquid distributor one is circular pipeline, circular
Equal cloth hole one on the outside of pipe level face, circular insides of pipes are provided with the pipeline connected with inner cylinder, and the oil-containing material in inner cylinder leads to
The hole one crossed on liquid distributor slowly uniformly enters outer barrel, and material completes free settling in outer barrel, and oil phase floats, under aqueous phase
It is heavy.
3rd, settle in oil removing tank one and be additionally provided with overflow pipe, overflow pipe is inverted U shape, and overflow pipe one end is positioned at outer
Cylinder bottom, the other end lead to outside sedimentation oil removing tank, when the liquid level in tank body exceeds the crest of weir of collection chamber, can influence oil slick
Separating effect, now, unnecessary feed liquid will discharge tank body by pipeline through overfall, moreover, overflow pipe one end is positioned at outer
Cylinder bottom, i.e., positioned at outer barrel least significant end, so the aqueous phase material for being only deposited in tank base of tank body is discharged, and oil phase times will
Stay in tank body.
4th, bottom chamber is provided with several activated carbon adsorption layers side by side, and the activated carbon adsorption layer includes successively from top to bottom
Top application of anti-leakage layers, active carbon bed and bottom application of anti-leakage layers, the active carbon bed leakage for being used to prevent centre on top, bottom application of anti-leakage layers,
Contaminated material.
5th, refined filtration oil removing pot also includes quick refuelling system, and the quick refuelling system is on the outer wall of tank body three
Hydraulic drive mechanism, when the filter core in tank body or activated carbon needs to change, lock nut is opened, starts hydraulic drive mechanism,
Piston drives up in oil cylinder, then lower chambers are overall to right rotation, until reaching horizontality.Now, filter core is with being connected to
The orifice plate of lower chambers also removes upper chamber, can carry out the maintenance of filter core and more change jobs；If activated carbon need to be changed, remove
Orifice plate, change activated carbon.
6th, oil removing system of the present utility model has automaticity height, stable, invests small, high efficiency, saves people
The advantages that power.
Brief description of the drawings
Fig. 1 is degreasing unit schematic diagram step by step；
Fig. 2 is sedimentation oil removing pot structure chart；
Fig. 3 is the structure chart of liquid distributor one；
Fig. 4 is refined filtration oil removing pot structure chart one；
Fig. 5 is refined filtration oil removing pot structure chart two；
Fig. 6 is the structure chart of liquid distributor two；
Fig. 7 is filter element structure chart；
Fig. 8 is activated carbon adsorption layer structure chart.
The implication marked in accompanying drawing is as follows：
10- coarse filtration units
The 221- straight tube 2211- threeway 2212- aqueous phases of 20- sedimentation oil removing unit 21- sedimentation oil removing pot 22- tank bodies one
The 2232- aqueous phase collecting pipe 224- collection chamber 2241- crests of weir of outlet 222- inner cylinder 223- inner cylinder 2231- liquid distributors one
2242- oil phase outlet pipe 225- overflow pipes
The 321- orifice plate 322- upper chamber 3221- cloth liquid of 30- refined filtration oil removing unit 31- refined filtration oil removing pot 32- tank bodies two
Leakproof at the top of the 323- lower chambers 324- filter elements 3241- of device two perforation chimney filter 3242- filter core 325- adsorption layers 3251-
The layer quick refuelling systems of 3252- active carbon bed 3252- bottom application of anti-leakage layers 33-
Embodiment
The utility model is illustrated with reference to specific embodiment.
As shown in figure 1, the present embodiment provides a kind of oil removing system step by step of oil-containing material, oil removing system includes step by step：Slightly
Unit 10, including filter are filtered, and after the oil-containing material is by coarse filtration unit 10, solid suspension is removed, after obtaining coarse filtration
Material；Oil removing unit 20 is settled, for removing most of oil phase after the coarse filtration in material, obtains settling material after oil removing；
Refined filtration oil removing unit 30, for removing oil phase remaining in material after the sedimentation oil removing, obtain refined filtration oil removing material；Sedimentation removes
Oily unit 20 is located at the downstream of coarse filtration unit 10, and the unit of refined filtration oil removing 30 is positioned at the downstream of sedimentation oil removing unit 20.
Further optimize above-described embodiment, filter is bag filter, and coarse filtration unit 10 is installed in parallel including some
Bag filter and each filter on be equipped with material inlet and material outlet, installation pressure gauge shows on bag filter
Show filter filter pressure, and at least a bag filter is in running order at any one time, while at least one
Bag filter is in holding state.So as a certain or several filter work, while at least one is in standby
State, when the gage pressure value of the filter in work reaches arranges value, switch valve, the filter in holding state
Start working, now can be with the too high filter of cleaning pressure, until it reaches normal Standby state.Hereby it is achieved that coarse filtration system
The continuous operation of system.
Further optimize above-described embodiment, as shown in Figure 2,3, the sedimentation that sedimentation oil removing unit 20 includes some series connection removes
Oil tank 21, sedimentation oil removing pot 21 include tank body 1, and the from-inner-to-outer of tank body 1 is followed successively by straight tube 221, inner cylinder 222 and outer barrel
223, the lower end of inner cylinder 222 is provided with charging aperture pipe；The top of outer barrel 223 is provided with collection chamber 224, and the upper end of collection chamber 224 is provided with crest of weir
2241st, bottom is provided with oil phase outlet pipe 2242；The upper end of outer barrel 223 is provided with liquid distributor 1, and liquid distributor 1 is annular shape
Pipeline, circular pipe level face outside cloth hole one, circular insides of pipes are provided with the pipeline connected with inner cylinder 222；Outer barrel
223 lower ends are provided with aqueous phase collecting pipe 2232, and the one end of aqueous phase collecting pipe 2232 connects with straight tube 221, and the other end mouth of pipe is towards outer barrel
Bottom；The upper end of straight tube 221 is provided with aqueous phase outlet 2212, and preferred scheme is that the upper end of straight tube 221 is provided with threeway 2211, threeway 2211
Side connection aqueous phase outlet 2212, oil-containing material enters inner cylinder 222, and in the larger inner cylinder 222 in space, feed liquid slowly rises
To liquid distributor 1, material slowly will uniformly enter outer barrel 223 by the aperture on liquid distributor 1, and feed liquid is outside
Free settling is completed in cylinder 223, oil phase is floated, and aqueous phase is sunk, and the aqueous phase liquid to settle down enters position by aqueous phase collecting pipe
Straight tube 221 in tank body center, the mouth of pipe of aqueous phase collecting pipe 2232 bend towards tank base, so only sinking to the water of tank base
It can mutually enter, and float over the oil phase above tank body and then kept in tank body, the open top of straight tube 221, straight tube 221, inner cylinder 222
Being connected with the top of outer barrel 223, three forms linker structure, and this structure can ensure to settle oil removing pot 21, and to go out liquid unobstructed,
Flow field is stable, and increase sedimentation oil removal efficiency, as material constantly enters tank body, central straight pipe liquid level is also with the material in outer barrel
Liquid level rises, and after liquid level reaches 2211 position of threeway, aqueous phase is discharged through aqueous phase outlet 2211.With thing in entrance settling tank
Expect more and more, the oil phase being gathered in settling tank will be more and more, and the material liquid level of outer barrel 223 rises therewith, when its liquid
Position reaches the height of the crest of weir 2241 of collection chamber 224, and the oil phase for floating over the top of outer barrel 223 enters collection chamber 2241, and through pipeline
By the discharge tank body of oil phase outlet 2242.
Further optimize above-described embodiment, overflow pipe 225 is additionally provided with tank body 1, the entrance point of overflow pipe is located at
Outer barrel bottom, overflow pipe 225 are bent upwards, and the port of export leads to outside sedimentation oil removing tank, and preferable overflow pipe is in U
Shape, inverted U-shaped pipeline peak is between the crest of weir 2241 of collection chamber 224 and the top of inner cylinder 222, when the liquid level in tank body is high
When crossing the crest of weir 2241 of collection chamber 224, oil slick separating effect can be influenceed, now, unnecessary feed liquid will be by pipeline through overflow
Pipe outlet discharges tank body, moreover, overflow pipe entrance point is located at outer barrel bottom, i.e., positioned at outer barrel least significant end, so discharge
The aqueous phase material for being only deposited in tank base of tank body, and oil phase times will be left in tank body.
Further optimize above-described embodiment, as shown in FIG. 4,5,6, 7, refined filtration oil removing unit 30 includes the essence of several series connection
Filter out oil tank 31, refined filtration oil removing pot 31 includes tank body 2 32, is provided with orifice plate 321 in tank body 2 32, equal cloth hole three on orifice plate, orifice plate
Tank body two is divided into upper chamber 322 and lower chambers 323 by 321；The upper end of upper chamber 322 is provided with liquid distributor 2 3221, liquid distributor two
3221 be ring-type pipe, equal cloth hole two below ring-type pipe, and ring-type pipe is connected by pipeline with upper chamber 322 charging aperture, hole
Plate 321 is provided with filter element 324；Activated carbon adsorption layer 325 is provided with the lower chambers 323.Filter element 324 includes installation
Perforation chimney filter 3241 on the hole three and the filter core 3242 positioned at the periphery of perforation chimney filter 3241.Set side by side in lower chambers 323
There are several activated carbon adsorption layers 325, activated carbon adsorption layer 325 includes top application of anti-leakage layers 3251, activated carbon successively from top to bottom
Bed 3252 and bottom application of anti-leakage layers 3253.The material come out from the sedimentation aqueous phase outlet 2211 of oil removing unit 20 passes through liquid distributor two
Hole two in 3221 is slowly evenly into upper chamber 322.Material in upper chamber 322 is successively by filter core 3242, perforation filter
Pipe 3241, orifice plate 321 enter lower chambers 323, in this process, aqueous phase by and enter lower chambers 323, and oil phase is then cut
Stay in upper chamber 322.Oil phase is finally assembled at the top of tank body, finally discharges tank body by top oil discharge outlet.
Further optimize above-described embodiment, refined filtration oil removing pot 31 also includes quick refuelling system 33, and quick refuelling system is
Hydraulic drive mechanism on the outer wall of tank body 2 32.When the filter core in tank body two or activated carbon need to change, open and protect
Dangerous nut, start hydraulic drive mechanism, piston drives up in oil cylinder, then lower chambers are overall to right rotation, until reaching horizontal
State.Now, filter core also removes upper chamber with the orifice plate for being connected to lower chambers, can carry out the maintenance of filter core and change work
Make；If activated carbon need to be changed, orifice plate is removed, changes activated carbon.
Application method of the present utility model comprises the following steps：
Solid suspension is removed using coarse filtration unit 10, obtains material after coarse filtration；
Most of oil phase after the coarse filtration in material is removed using sedimentation oil removing unit 20, obtains settling thing after oil removing
Material；
Oil phase remaining in material after the sedimentation oil removing is removed using refined filtration oil removing unit 30, obtains refined filtration oil removing thing
Material.
Concrete technology flow process of the present utility model is as follows：Oil-containing material enters coarse filtration unit by pipeline by pump and removes solid
Suspension.Thereafter filtrate enters the sedimentation oil removing unit removing part for connecting formed by 2-3 oil removing settling pot by pipeline
Oil phase, its aqueous phase enters surge tank through piping, and oil phase enters oil phase collecting tank through piping.Hereafter the material in surge tank
Entered by pump through piping and oil phase is further removed by 1-2 the formed refined filtration unit of refined filtration oil removing pot series connection, thereafter thing
Material enters downstream section through piping, and the oil phase isolated enters storage tank by pipeline, and is reclaimed by pump oil phase.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic.It is all
Within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., this practicality should be included in
Within new protection domain.
Claims (10)
1. a kind of oil removing system step by step of oil-containing material, it is characterised in that the oil removing system step by step includes：
Coarse filtration unit (10), including filter, and after the oil-containing material is by coarse filtration unit, removes solid suspension, obtain
Material after coarse filtration；
Oil removing unit (20) is settled, for removing most of oil phase after the coarse filtration in material, obtains settling material after oil removing；
Refined filtration oil removing unit (30), for removing oil phase remaining in material after the sedimentation oil removing, obtain refined filtration oil removing material；
The sedimentation oil removing unit (20) is located at coarse filtration unit (10) downstream, and the refined filtration oil removing unit (30) is positioned at sedimentation oil removing
Unit (20) downstream.
2. the oil removing system step by step of a kind of oil-containing material according to claim 1, it is characterised in that the filter is bag
Formula filter, the coarse filtration unit (10) include being equipped with some bag filters being installed in parallel and each filter
Material inlet and material outlet, and at least a bag filter is in running order, while at least at any one time
There is a bag filter to be in holding state.
A kind of 3. oil removing system step by step of oil-containing material according to claim 1, it is characterised in that the sedimentation oil removing list
First (20) include the sedimentation oil removing pot (21) of some series connection, and the sedimentation oil removing pot (21) includes tank body one (22), the tank
Body one (22) from-inner-to-outer is followed successively by straight tube (221), inner cylinder (222) and outer barrel (223), inner cylinder (222) lower end be provided with into
Material mouth pipe, outer barrel (223) top are provided with collection chamber (224), and collection chamber (224) upper end is provided with crest of weir (2241), bottom
Portion is provided with oil phase outlet pipe (2242), and outer barrel (223) upper end is provided with liquid distributor one (2231), the liquid distributor one (2231)
The inner cylinder (222) and outer barrel (223) are connected, outer barrel (223) lower end is provided with aqueous phase collecting pipe (2232), and the aqueous phase is received
Collector (2232) one end connects with straight tube (221), and the other end mouth of pipe is provided with water towards outer barrel bottom, straight tube (221) upper end
Phase outlet (2212).
A kind of 4. oil removing system step by step of oil-containing material according to claim 3, it is characterised in that the straight tube (221)
Upper end is provided with threeway (2211), threeway (2211) the side connection aqueous phase outlet (2212), the straight tube (221), inner cylinder
(222) top with collection chamber (224) connects, and the height of the threeway (2211) is in crest of weir (2241) and liquid distributor one (2231)
Between.
A kind of 5. oil removing system step by step of oil-containing material according to claim 3, it is characterised in that the liquid distributor one
(2231) be circular pipeline, equal cloth hole one on the outside of the circular pipe level face, the circular insides of pipes be provided with
The pipeline of inner cylinder (222) connection.
A kind of 6. oil removing system step by step of oil-containing material according to claim 4, it is characterised in that the tank body one (22)
Overflow pipe (225) is inside additionally provided with, overflow pipe (225) entrance point is located at outer barrel bottom, and overflow pipe (225) is bent up
Song, the port of export lead to outside sedimentation oil removing tank.
A kind of 7. oil removing system step by step of oil-containing material according to claim 1, it is characterised in that the refined filtration oil removing list
First (30) include the refined filtration oil removing pot (31) of several series connection, and the refined filtration oil removing pot includes tank body two (32), the tank body two
(32) orifice plate (321) is provided with, tank body two (32) is divided into by cloth hole three, the orifice plate (321) on the orifice plate (321)
Chamber (322) and lower chambers (323)；Upper chamber (322) upper end is provided with liquid distributor two (3221), the liquid distributor two
(3221) it is ring-type pipe, ring-type pipe lower section cloth hole two, ring-type pipe passes through pipeline and upper chamber (322) charging aperture connects
Logical, the orifice plate (321) is provided with filter element (324)；Activated carbon adsorption layer (325) is provided with the lower chambers (323).
A kind of 8. oil removing system step by step of oil-containing material according to claim 7, it is characterised in that the filter element
(324) the perforation chimney filter (3241) on the hole three and the filter core positioned at perforation chimney filter (3241) periphery are included
(3242)。
A kind of 9. oil removing system step by step of oil-containing material according to claim 7, it is characterised in that the lower chambers
(323) several activated carbon adsorption layers (325) are provided with side by side, the activated carbon adsorption layer (325) includes successively from top to bottom
Top application of anti-leakage layers (3251), active carbon bed (3252) and bottom application of anti-leakage layers (3253).
A kind of 10. oil removing system step by step of oil-containing material according to claim 7, it is characterised in that the refined filtration oil removing
Tank (31) also includes quick refuelling system (33), and the quick refuelling system drives for the hydraulic pressure on tank body two (32) outer wall
Motivation structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720405509.3U CN206853275U (en) | 2017-04-18 | 2017-04-18 | A kind of oil removing system step by step of oil-containing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720405509.3U CN206853275U (en) | 2017-04-18 | 2017-04-18 | A kind of oil removing system step by step of oil-containing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206853275U true CN206853275U (en) | 2018-01-09 |
Family
ID=60817774
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720405509.3U Expired - Fee Related CN206853275U (en) | 2017-04-18 | 2017-04-18 | A kind of oil removing system step by step of oil-containing material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206853275U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914063A (en) * | 2017-04-18 | 2017-07-04 | 合肥通用机械研究院 | The oil removing system step by step and its deoiling method of a kind of oil-containing material |
| CN109999550A (en) * | 2019-04-23 | 2019-07-12 | 广州市森雅精密机械有限公司 | A kind of iundustrial oil filter plant |
-
2017
- 2017-04-18 CN CN201720405509.3U patent/CN206853275U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914063A (en) * | 2017-04-18 | 2017-07-04 | 合肥通用机械研究院 | The oil removing system step by step and its deoiling method of a kind of oil-containing material |
| CN109999550A (en) * | 2019-04-23 | 2019-07-12 | 广州市森雅精密机械有限公司 | A kind of iundustrial oil filter plant |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230031 No. 888 Changjiang West Road, Shushan District, Anhui, Hefei Patentee after: HEFEI GENERAL MACHINERY RESEARCH INSTITUTE Co.,Ltd. Address before: 230031 No. 888 Changjiang West Road, Shushan District, Anhui, Hefei Patentee before: HEFEI GENERAL MACHINERY Research Institute |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |