CN106925001A - A kind of uranium dioxide pellet is ground separating device for water with dregs and method - Google Patents
A kind of uranium dioxide pellet is ground separating device for water with dregs and method Download PDFInfo
- Publication number
- CN106925001A CN106925001A CN201511028198.5A CN201511028198A CN106925001A CN 106925001 A CN106925001 A CN 106925001A CN 201511028198 A CN201511028198 A CN 201511028198A CN 106925001 A CN106925001 A CN 106925001A
- Authority
- CN
- China
- Prior art keywords
- liquid case
- separating device
- dirty
- net
- liquid
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/262—Separation of sediment aided by centrifugal force or centripetal force by using a centrifuge
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Centrifugal Separators (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The invention belongs to nuclear fuel assembly technical field, and in particular to a kind of uranium dioxide pellet is ground separating device for water with dregs and method.Uranium dioxide pellet of the invention is ground separating device for water with dregs, including：Defecator and centrifugal separating device；Wherein, the defecator includes the liter liquid case, dirty liquid case and the net liquid case that are disposed adjacent；Rise and be provided with overfall between liquid case and dirty liquid case, overfall is also equipped between dirty liquid case and net liquid case so that rising liquid case, dirty liquid case and net liquid case can be maintained at a liquid level for safety.The present invention is solved：Existing artificial deslagging method, influence the successional technical problem of production, use separating device for water with dregs of the invention and method, can self-skimming, take it is short, do not influence production continuity, in addition, grinding slag good separating effect and stabilization, will not cause more pollutions to personnel, equipment and environment, more need not frequent more exchange device.
Description
Technical field
The invention belongs to nuclear fuel assembly technical field, and in particular to a kind of uranium dioxide pellet is ground pulp water
Separator and method.
Background technology
The Cylindrical Centerless Grinding of uranium dioxide agglomerate is indispensable one in the manufacture of nuclear fuel assembly pellet
Procedure, a part cylindrical by removing agglomerate, so as to reach removal agglomerate compact oxidation layer and right
The purpose that pellet size, shape are repaired.Pellet grinding allowance is to refer to need excision in grinding process
Thickness, my unit current produce uranium dioxide pellet grinding allowance typically all control 0.1~
0.2mm, therefore removal amount constitutes about the 2~3% of agglomerate gross mass.
The thickness that uranium dioxide pellet is removed in grinding process be produce grinding slag, in production be ground slag with
Grinding coolant takes grinding area out of, and grinding fluid is to recycle, and thus there is a problem of that pulp water is separated.
Due to the particular/special requirement of uranium dioxide pellet production, must be reclaimed as the grinding slag of nuclear material, by forging
Burn till during triuranium octoxide is produced added to pellet and use.The purpose that grinding slag is added in production is to improve
Shaping pressed powder performance, improves the mouldability of green compact.Grinding slag reclaims addition and can also improve metal direct yield
With pellet yield rate, therefore, be ground slag timely recovery can produce great economic benefit.
There is a rubber bushing inside the grinding separatory centrifuge of pulp water, existing grinding pulp water is separated
Method is, aperiodically artificial to change rubber bushing, then to the grinding slag on the rubber bushing that more swaps out
Manually removed.
The defect of existing method is：1st, the artificial process for changing rubber bushing is time-consuming 3~5 minutes every time, shadow
Ring the continuity of production；2nd, in the critical period of slagging-off, separating effect is by the grinding quantity of slag in centrifugation apparatus
Influence is larger；3rd, uranium dioxide grinding slag attaches ability by force, to equipment, personnel, environment during artificial slagging-off
Environmental capacity it is more difficult, equipment, Work tool cleaning produce wastewater and waste materials it is also more；4th, by rubber bushing
Volume influences, sediment progressive additive during separation on rotatory drum wall, and the dischargeable capacity of rotary drum reduces, liquid axial direction
Flow velocity increases, and the solid particle for taking away separating liquid increases.Change bucket and remove to ensure that separating effect will be improved
Slag frequency, changes barrel frequency high and the operation of influence consecutive production and increase pollution probability；5th, grinding in rotary drum
Slag deposits to a certain extent when, weight dramatically increase it is serious to the infringement that causes of centrifuge of high speed rotation,
Noise is larger in causing equipment use, and influence producers are healthy and form environmental hazard.
The content of the invention
The technical problem to be solved in the invention is：Existing artificial deslagging method, it is continuous that influence is produced
Property.
Technical scheme is as described below：
A kind of uranium dioxide pellet is ground separating device for water with dregs, including：Defecator and centrifugal separating device；
Wherein, the defecator includes the liter liquid case, dirty liquid case and the net liquid case that are disposed adjacent；Rise liquid case and dirty liquid
Overfall is provided between case, overfall is also equipped between dirty liquid case and net liquid case so that liter liquid case,
Dirty liquid case and net liquid case can be maintained at a liquid level for safety；
Described liter of liquid case is connected to the pulp water mixing suspension outlet of grinding machine, can directly receive grinding machine row
The pulp water mixing suspension put；Described liter of liquid case also makes the pulp water mixing suspension first is carried out in liter liquid case
Secondary sedimentation；
Lift pump is provided between the dirty liquid case and liter liquid case, the lift pump can be by liter liquid case
Pulp water mixing suspension is pumped in dirty liquid case；Be provided between the dirty liquid case and centrifugal separating device from
Scheming solution feed pump, the centrifuge solution feed pump can by the pulp water mixing suspension in dirty liquid case be pumped to from
Pulp water separation is carried out in heart separator；The dirty liquid case also makes pulp water mixing suspension enter in dirty liquid case
Row is settled for second；
The net liquid outlet of separation of the centrifugal separating device is connected to net liquid case, by centrifugal separating device point
Can be disposed in net liquid case from the water purification for producing；The liquid refluxing opening connection of the centrifugal separating device
Into dirty liquid case, when centrifugal separating device is stalled, remaining moisture passes through liquid in centrifugal separating device
In refluxing opening nature overflow to dirty liquid case；
Between the net liquid case and grinding machine, net liquid solution feed pump is additionally provided with, the net liquid solution feed pump can
The water purification blowback grinding machine produced through the centrifugation of centrifuge solution feed pump in net liquid case is recycled.
Preferably, the centrifugal separating device is scraper automatic unloading drum formula centrifuge.
A kind of pulp water separation method that separating device for water with dregs is ground using above-mentioned uranium dioxide pellet, including with
Lower step：
Step 1, for the first time sedimentation
The pulp water mixing suspension that will be produced by grinding machine is drained into liter liquid case, is carried out under gravity
Settle for the first time；
Step 2, second sedimentation
Liquid in liter liquid case is delivered in dirty liquid case, second sedimentation is carried out under gravity；
Overflow ducts are additionally provided between described liter of liquid case and dirty liquid case, also can be certainly by the liquid in liter liquid case
In right overflow to dirty liquid case
Step 3, centrifugation
Dirty liquid case liquid at the middle and upper levels is delivered in centrifugal separating device and is centrifuged, centrifugation
The water purification of generation is stored in being disposed to net liquid case；The centrifugal separating device is scraper automatic unloading drum
Formula centrifuge；
Step 4, periodical discharge
According to the time interval of setting, periodically shut down, treat that the moisture remained in centrifugal separating device overflows naturally
After flowing back in dirty liquid case, the grinding slag to being accumulated in centrifugal separating device is purged discharging；
Step 5, the circulation of net liquid
The net liquid stored in net liquid case is transmitted back into grinding machine to recycle；Set between the net liquid case and dirty liquid case
Overflow ducts are equipped with, the liquid in dirty liquid case can be in natural overflow to net liquid case.
Beneficial effects of the present invention are：
(1) separating device for water with dregs of the invention and method are used, can self-skimming, take short, not shadow
Ring the continuity of production；
(2) separating device for water with dregs of the invention and method are used, slag good separating effect and stabilization is ground；
(3) more pollutions will not be caused to personnel, equipment and environment；
(4) need not frequent more exchange device；
(5) it is small using noise, the health of personnel will not be caused harm.
Brief description of the drawings
Fig. 1 is separating device for water with dregs structural representation of the invention；
Wherein, 1- grinding machines, 2- defecators, 3- centrifugal separating devices, 21- rises liquid case, 22- dirty liquid casees, 23-
Net liquid case, 4- lift pumps, 5- centrifuge solution feed pumps, the net liquid solution feed pumps of 6-.
Specific embodiment
With reference to the accompanying drawings and examples to a kind of uranium dioxide pellet grinding separating device for water with dregs of the invention
And method is described in detail.
Uranium dioxide pellet of the invention is ground separating device for water with dregs as shown in figure 1, including the He of defecator 2
Centrifugal separating device 3.The defecator 2 includes the liter liquid case 21, dirty liquid case 22 and the net liquid that are disposed adjacent
Case 23.Rise and overfall be provided between liquid case 21 and dirty liquid case 22, dirty liquid case 22 and net liquid case 23 it
Between be also equipped with overfall so that rising liquid case 21, dirty liquid case 22 and net liquid case 23 can be maintained at one
The liquid level of safety.
Described liter of liquid case 21 is connected to the pulp water mixing suspension outlet of grinding machine 1, can directly receive mill
The pulp water mixing suspension of the discharge of bed 1.Described liter of liquid case 21 also makes pulp water mixing suspension in a liter liquid case
First time sedimentation is carried out in 21.
The dirty liquid case 22 and to rise and be provided with lift pump 4 between liquid case 21, the lift pump 4 can be by
The pulp water mixing suspension risen in liquid case 21 is pumped in dirty liquid case 22.The dirty liquid case 22 and centrifugation point
Centrifuge solution feed pump 5 is provided between device 3, the centrifuge solution feed pump 5 can be by dirty liquid case 22
In pulp water mixing suspension be pumped to centrifugal separating device 3 in carry out pulp water separation.The dirty liquid case 22
Also make pulp water mixing suspension carries out second sedimentation in dirty liquid case 22.
The net liquid outlet of separation of the centrifugal separating device 3 is connected to net liquid case 23, is filled by centrifugation
The water purification for putting 3 separation generation can be disposed in net liquid case 23.The liquid of the centrifugal separating device 3
Refluxing opening is connected in dirty liquid case 22, residual in centrifugal separating device 3 when centrifugal separating device 3 is stalled
Remaining moisture is by liquid refluxing opening nature overflow to dirty liquid case 22.
Between the net liquid case 23 and grinding machine 1, net liquid solution feed pump 6, the net liquid feed flow are additionally provided with
Pump 6 can follow the water purification blowback grinding machine 1 produced through the centrifugation of centrifuge solution feed pump 5 in net liquid case 23
Ring is used.
The centrifugal separating device 3 is scraper automatic unloading drum formula centrifuge.
The water purification in net liquid case 23 is pumped to grinding machine by net liquid solution feed pump 6 during device busy of the invention
1, used as the coolant of grinding machine 1, the pulp water mixing suspension after grinding is back in liter liquid case 21,
Pulp water mixing suspension enters dirty liquid case 22 through lift pump 4 or natural overflow, will by centrifuge solution feed pump 5
Pulp water mixing suspension is transported in centrifugal separating device 3, and pulp water mixing suspension is filled into centrifugation
Put in 3 rotary drum, liquid flows upwards when rotary drum rotates at a high speed, when liquid flows through rotary drum, in liquid
Heavy composition is not separated, and the big solid particle of density is brought to outer rim, and is deposited on rotatory drum wall,
Water purification then spills into net liquid case 23 from rotary drum.Water purification in net liquid case 23 is then by net liquid solution feed pump 6
Blowback grinding machine 1 is recycled.
Discharge time interval according to setting, centrifuge solution feed pump 5 stops pumping into pulp water mixing suspension,
After residual moisture liquid refluxing opening overflows to dirty liquid case, scraper arm time delay is under centrifugal separating device 3
Portion stretches into rotary drum, and under rotary drum rotation at a slow speed, the grinding slag on rotatory drum wall is scraped by scraper falls into splicing
The grinding slag charge disk of car.
The present invention also provides a kind of uranium dioxide pellet grinding pulp water separation method, comprises the following steps：
Step 1, for the first time sedimentation
The pulp water mixing suspension that will be produced by grinding machine is drained into liter liquid case 21, is entered under gravity
Row is settled for the first time；
Step 2, second sedimentation
Liquid in liter liquid case 21 is delivered in dirty liquid case 22, is carried out under gravity second
Sedimentation；Be additionally provided with overflow ducts between described liter of liquid case 21 and dirty liquid case 22, will rise liquid case 21 in
Liquid also can be in natural overflow to dirty liquid case 22
Step 3, centrifugation
The liquid at the middle and upper levels of dirty liquid case 22 is delivered in centrifugal separating device 3 and is centrifuged, be centrifuged
Separate during the water purification for producing is disposed to net liquid case 23 and store；The centrifugal separating device 3 is that scraper is automatic
Unloading drum formula centrifuge；
Step 4, periodical discharge
According to the time interval of setting, periodically shut down, treat the moisture nature remained in centrifugal separating device 3
After overflowing back in dirty liquid case 22, the grinding slag to being accumulated in centrifugal separating device 3 is purged discharging；
Step 5, the circulation of net liquid
The net liquid stored in net liquid case 23 is transmitted back into grinding machine 1 to recycle；The net liquid case 23 and dirty
Overflow ducts are provided between liquid case 22, the liquid in dirty liquid case 22 can be in natural overflow to net liquid case 23.
Claims (3)
1. a kind of uranium dioxide pellet is ground separating device for water with dregs, including：Defecator (2) and centrifugation point
From device (3)；It is characterized in that：The defecator (2) including be disposed adjacent liter liquid case (21),
Dirty liquid case (22) and net liquid case (23)；Rise and be provided with overflow between liquid case (21) and dirty liquid case (22)
Mouthful, it is also equipped with overfall between dirty liquid case (22) and net liquid case (23) so that liter liquid case (21),
Dirty liquid case (22) and net liquid case (23) can be maintained at a liquid level for safety；
Described liter of liquid case (21) is connected to the pulp water mixing suspension outlet of grinding machine (1), can be direct
Receive the pulp water mixing suspension of grinding machine (1) discharge；Described liter of liquid case (21) also makes pulp water mixing suspended
Liquid carries out first time sedimentation in a liter liquid case (21)；
Lift pump (4), the lift pump are provided between the dirty liquid case (22) and liter liquid case (21)
(4) the pulp water mixing suspension in a liter liquid case (21) can be pumped in dirty liquid case (22)；It is described
Centrifuge solution feed pump (5), the centrifugation are provided between dirty liquid case (22) and centrifugal separating device (3)
Pulp water mixing suspension in dirty liquid case (22) can be pumped to centrifugal separating device by machine solution feed pump (5)
(3) pulp water separation is carried out in；The dirty liquid case (22) also makes pulp water mixing suspension in dirty liquid case (22)
Inside carry out second sedimentation；
The net liquid outlet of separation of the centrifugal separating device (3) is connected to net liquid case (23), by being centrifuged
Separator (3) separates the water purification for producing and can be disposed in net liquid case (23)；The centrifugation
The liquid refluxing opening of device (3) is connected in dirty liquid case (22), when centrifugal separating device (3) stalling
When, remaining moisture is by liquid refluxing opening nature overflow to dirty liquid case (22) in centrifugal separating device (3)
In；
Between the net liquid case (23) and grinding machine (1), net liquid solution feed pump (6) is additionally provided with, it is described
Net liquid solution feed pump (6) will can be produced in net liquid case (23) through centrifuge solution feed pump (5) centrifugation
Water purification blowback grinding machine (1) recycle.
2. uranium dioxide pellet as claimed in claim 1 is ground separating device for water with dregs, it is characterised in that：
The centrifugal separating device (3) is scraper automatic unloading drum formula centrifuge.
3. a kind of pulp water for being ground separating device for water with dregs using uranium dioxide pellet as claimed in claim 1 divides
From method, it is characterised in that：Comprise the following steps：
Step 1, for the first time sedimentation
The pulp water mixing suspension that will be produced by grinding machine is drained into a liter liquid case (21), in the effect of gravity
Under carry out first time sedimentation；
Step 2, second sedimentation
The liquid risen in liquid case (21) is delivered in dirty liquid case (22), is carried out under gravity
Settle for second；Overflow ducts are additionally provided between described liter of liquid case (21) and dirty liquid case (22),
Liquid in liquid case (21) will be risen also can be in natural overflow to dirty liquid case (22)
Step 3, centrifugation
Dirty liquid case (22) liquid at the middle and upper levels is delivered in centrifugal separating device (3) and is centrifuged,
The water purification that centrifugation is produced is disposed to storage in net liquid case (23)；The centrifugal separating device (3)
It is scraper automatic unloading drum formula centrifuge；
Step 4, periodical discharge
According to the time interval for setting, periodically shut down, treat the moisture of residual in centrifugal separating device (3) certainly
After so overflowing back in dirty liquid case (22), the grinding slag to accumulation in centrifugal separating device (3) is purged
Discharging；
Step 5, the circulation of net liquid
The net liquid of storage in net liquid case (23) is transmitted back into grinding machine (1) to recycle；The net liquid case (23)
Overflow ducts are provided with and between dirty liquid case (22), the liquid in dirty liquid case (22) can natural overflow extremely
In net liquid case (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028198.5A CN106925001A (en) | 2015-12-31 | 2015-12-31 | A kind of uranium dioxide pellet is ground separating device for water with dregs and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028198.5A CN106925001A (en) | 2015-12-31 | 2015-12-31 | A kind of uranium dioxide pellet is ground separating device for water with dregs and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106925001A true CN106925001A (en) | 2017-07-07 |
Family
ID=59442000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511028198.5A Pending CN106925001A (en) | 2015-12-31 | 2015-12-31 | A kind of uranium dioxide pellet is ground separating device for water with dregs and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106925001A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108325271A (en) * | 2018-03-19 | 2018-07-27 | 江苏昊晟塑业科技有限公司 | Wire drawing filter device |
| CN112341198A (en) * | 2020-10-23 | 2021-02-09 | 中核建中核燃料元件有限公司 | Grinding slag treatment method |
| CN113045003A (en) * | 2019-12-27 | 2021-06-29 | 中核建中核燃料元件有限公司 | Slag-water separation device for nuclear fuel element manufacturing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444889A (en) * | 2007-11-27 | 2009-06-03 | 兄弟工业株式会社 | Device for filtering cutting fluid |
| CN201728579U (en) * | 2010-07-13 | 2011-02-02 | 爱三(佛山)汽车部件有限公司 | Cutting liquid circle device |
| JP2012245466A (en) * | 2011-05-27 | 2012-12-13 | Katsuyuki Hattori | Apparatus and method for clarifying waste liquid |
| CN204138528U (en) * | 2014-08-13 | 2015-02-04 | 深圳市万汇源科技有限公司 | Central supplying liquid device |
| CN105148606A (en) * | 2015-09-21 | 2015-12-16 | 江门市奥斯龙机械有限公司 | Machining center cutting fluid filtering and recovering device |
-
2015
- 2015-12-31 CN CN201511028198.5A patent/CN106925001A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101444889A (en) * | 2007-11-27 | 2009-06-03 | 兄弟工业株式会社 | Device for filtering cutting fluid |
| CN201728579U (en) * | 2010-07-13 | 2011-02-02 | 爱三(佛山)汽车部件有限公司 | Cutting liquid circle device |
| JP2012245466A (en) * | 2011-05-27 | 2012-12-13 | Katsuyuki Hattori | Apparatus and method for clarifying waste liquid |
| CN204138528U (en) * | 2014-08-13 | 2015-02-04 | 深圳市万汇源科技有限公司 | Central supplying liquid device |
| CN105148606A (en) * | 2015-09-21 | 2015-12-16 | 江门市奥斯龙机械有限公司 | Machining center cutting fluid filtering and recovering device |
Non-Patent Citations (1)
| Title |
|---|
| （美）J.R.DAVIS（约瑟夫.R.戴维斯）: "《金属手册》", 31 March 2014 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108325271A (en) * | 2018-03-19 | 2018-07-27 | 江苏昊晟塑业科技有限公司 | Wire drawing filter device |
| CN113045003A (en) * | 2019-12-27 | 2021-06-29 | 中核建中核燃料元件有限公司 | Slag-water separation device for nuclear fuel element manufacturing |
| CN112341198A (en) * | 2020-10-23 | 2021-02-09 | 中核建中核燃料元件有限公司 | Grinding slag treatment method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110559736B (en) | Environment-friendly river sludge cleaning treatment method | |
| CN104291469B (en) | Strengthening fine sand removes system and method | |
| CN106925001A (en) | A kind of uranium dioxide pellet is ground separating device for water with dregs and method | |
| CN209721751U (en) | Nylon chips production removes system with river silt | |
| CN110358576A (en) | A kind of catalytic cracked oil pulp purification system and its purification method | |
| CN105879482A (en) | Spiral extruding and sand discharging device for carrying out rotational flow reinforcing and sand removing | |
| CN107983526B (en) | Grading treatment process of silicon carbide micro powder | |
| CN206910927U (en) | High efficient solid and liquid separation device | |
| CN102784498A (en) | Vertical centrifugal settling solid-liquid separator and separation method thereof | |
| CN106492520B (en) | A kind of girt-water separation device and method | |
| CN203382620U (en) | Device for collecting and treating sludge in shallow lake | |
| CN110013706A (en) | A kind of compound efficient desander | |
| CN107282298A (en) | A kind of oil filtering device of automatic precision grinding machine | |
| CN202528330U (en) | Cooling liquid recycling device of wire cutter | |
| CN114146826B (en) | Slurry sand removing machine and slurry sand removing method thereof | |
| CN212102543U (en) | Environment-friendly skid-mounted movable oil sludge treatment device | |
| CN103358173A (en) | Spiral water-soluble cooling liquid and floating oil recovery device | |
| CN211885783U (en) | Bucket lifting type fine sand recovery equipment | |
| CN212069145U (en) | Sand and stone cleaning separator | |
| CN204841052U (en) | High -efficient hierarchical concentrated machine of tailing pulp material | |
| KR100652822B1 (en) | Recycling method and system of slurry in semi-conductor producing process | |
| CN204211617U (en) | A kind of greasy dirt homogenization device | |
| CN203329415U (en) | Spiral recycling device for water-soluble cooling liquid and floating oil | |
| CN210261531U (en) | Zero-emission purification treatment system for high-viscosity polymer-containing oil sludge sand | |
| CN208511959U (en) | A kind for the treatment of tank device for discharging sludge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170707 |