CN113731980A - Freezing pot with crystal removing mechanism - Google Patents
Freezing pot with crystal removing mechanism Download PDFInfo
- Publication number
- CN113731980A CN113731980A CN202110796015.3A CN202110796015A CN113731980A CN 113731980 A CN113731980 A CN 113731980A CN 202110796015 A CN202110796015 A CN 202110796015A CN 113731980 A CN113731980 A CN 113731980A
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- CN
- China
- Prior art keywords
- pipe
- water
- water spray
- water spraying
- coil pipe
- 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
- 239000013078 crystal Substances 0.000 title claims abstract description 37
- 230000007246 mechanism Effects 0.000 title claims abstract description 30
- 238000007710 freezing Methods 0.000 title claims abstract description 21
- 230000008014 freezing Effects 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 150
- 239000007921 spray Substances 0.000 claims abstract description 77
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 238000005406 washing Methods 0.000 claims abstract description 15
- 239000000110 cooling liquid Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 238000005507 spraying Methods 0.000 claims description 55
- 238000000034 method Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000003993 interaction Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910001448 ferrous ion Inorganic materials 0.000 description 3
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 235000003891 ferrous sulphate Nutrition 0.000 description 2
- 239000011790 ferrous sulphate Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
- B08B9/0936—Cleaning containers, e.g. tanks by the force of jets or sprays using rotating jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Abstract
The invention provides a freezing pot with a crystal clearing mechanism, which comprises a pot body and a spiral coil pipe, wherein the coil pipe is arranged in the pot body and is used for cooling liquid in the pot body; the cleaning device comprises a cleaning mechanism and a water inlet pipe, wherein the cleaning mechanism comprises a water inlet pipe, a water distribution pipe and a water spray pipe, the water inlet pipe is connected with the water distribution pipe in a rotating and sealing mode, a first water spray nozzle is arranged on one side, close to the coil pipe, of the water spray pipe, cleaning liquid is sprayed to the coil pipe from the first water spray nozzle through the water inlet pipe, the water distribution pipe and the water spray pipe in sequence to clean crystals on the coil pipe, an included angle between the water spray direction of the first water spray nozzle and the rotation direction of the water spray pipe is larger than 90 degrees and smaller than 180 degrees, the cleaning liquid is sprayed out of the first water spray nozzle to generate acting force on the water spray pipe, and the water spray pipe rotates around the water inlet pipe; the invention has the beneficial effects that: the cleaning liquid is sprayed out through the first water spray nozzle to wash the coil pipe, the water spray pipe is driven to rotate by utilizing the interaction force, and 360-degree washing is carried out on the coil pipe from the first water spray nozzle.
Description
Technical Field
The invention relates to the technical field of titanium dioxide preparation, in particular to a freezing pot with a crystal removing mechanism.
Background
In the production process of titanium dioxide, ferrous ions in a titanium liquid are removed, the titanium liquid is generally led into a freezing pot, the temperature is reduced to separate out the ferrous ions in the form of ferrous sulfate crystals (copperas), and the separated out crystals are removed in a filtering mode, so that the effect of removing the ferrous ions is achieved.
In the freezing pot, because crystals are separated out on the pot wall and the coil pipe to be agglomerated and deposited, the crystals on the coil pipe need to be cleaned, otherwise, the heat exchange effect is reduced to influence the cooling of titanium liquid, the separation time of ferrous sulfate is prolonged, and the production is seriously influenced. To this problem, generally adopt artifical squirt to wash the coil pipe and will get rid of the crystallization thing attached to on the coil pipe, take a lot of work and time to the place that appears omitting easily does not wash cleanly, influences the heat exchange at the back, consequently need research and development one kind can conveniently wash, can improve the coil pipe again and wash the equipment of cleanliness factor.
Disclosure of Invention
The invention provides a freezing pot with a crystal removing mechanism aiming at the defects of the prior art.
The invention solves the technical problems through the following technical means:
the freezing pot with the crystal clearing mechanism comprises a pot body and a spiral coil pipe, wherein the coil pipe is arranged in the pot body and is used for cooling liquid in the pot body; still including cleaing away the mechanism, cleaing away the mechanism and include inlet tube, distributive pipe and spray pipe, the inlet tube rotates sealing connection with the distributive pipe, the spray pipe is close to coil pipe one side and is provided with first water jet, and the washing liquid spouts to the coil pipe from first water jet through inlet tube, distributive pipe and spray pipe in proper order, clears away the crystallization on the coil pipe, the water spray direction of first water jet is greater than 90 with the contained angle that the spray pipe rotated the direction, is less than 180, and the washing liquid is spout from first water jet, produces the effort to the spray pipe, and the spray pipe rotates around the inlet pipe.
As an improvement of the above technical solution, an included angle between the water spraying direction of the first water spraying nozzle and the rotation direction of the water spraying pipe is set to be 135 °.
As an improvement of the technical scheme, the number of the first water spraying nozzles on the water spraying pipe is not less than the number of turns of the coil pipe, the height of the first water spraying nozzle with the highest horizontal height on the water spraying pipe is not lower than the highest horizontal height of the coil pipe, the height of the first water spraying nozzle with the lowest horizontal height is not higher than the lowest horizontal height of the coil pipe, and the first water spraying nozzles are arranged at equal intervals.
As an improvement of the technical scheme, the water spraying pipe is spirally arranged.
As an improvement of the technical scheme, the spiral direction of the water spraying pipe is opposite to that of the coil pipe.
As an improvement of the technical scheme, the helix angle of the water spraying pipe is larger than that of the coil pipe.
As an improvement of the technical scheme, a first one-way valve is arranged in the first water spray opening, so that the cleaning liquid is sprayed out from the water spray pipe through the first water spray opening in a one-way mode.
As an improvement of the technical scheme, one side of the water spraying pipe, which is far away from the coil pipe, is provided with a second water spraying opening, and the cleaning liquid is sprayed out through the second water spraying opening to clean the crystal on the inner wall of the pot body.
As an improvement of the technical scheme, the second water spray opening and the first water spray opening are symmetrically arranged.
As an improvement of the technical scheme, a second one-way valve is arranged in the second water spray opening, so that the cleaning liquid is sprayed out from the water spray pipe through the second water spray opening in a one-way mode.
The invention has the beneficial effects that: crystal on the coil pipe is removed by arranging a clear mechanism, cleaning fluid is sprayed to the coil pipe from a first water spray port through a water inlet pipe, a water distribution pipe and a water spray pipe in sequence to flush the crystal on the coil pipe, and the crystal is flushed by utilizing the inertia of the cleaning fluid, so that the effect of removing the crystal is achieved; simultaneously, because the water spray direction of first water jet is greater than 90 with the contained angle of spray pipe rotation direction, be less than 180, make first water jet when the blowout washing liquid, can exert the effort to the spray pipe, and this effort is not parallel to spray pipe pivoted radially, it promotes the spray pipe rotation to decompose the effort that the spray pipe rotated the direction, thereby make the spray pipe rotate on the horizontal plane around the coil pipe, make first water jet carry out 360 no dead angles to the coil pipe and wash, and do not need extra power to drive it, the structure is simplified.
Drawings
FIG. 1 is a schematic cross-sectional view of a freezing cylinder with a crystal removing mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the area A in FIG. 1;
FIG. 3 is a schematic cross-sectional view of a freezing cylinder with a crystal removing mechanism according to an embodiment of the present invention;
FIG. 4 is a partially enlarged structural view of the area B in FIG. 3;
the pot body 1, the coil pipe 2, the clearing mechanism 3, the water inlet pipe 31, the water distribution pipe 32, the water spraying pipe 33, the first water spraying opening 331, the first one-way valve 332, the second water spraying opening 333 and the second one-way valve 334.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
As shown in fig. 1-4, the freezing pot with the crystal removing mechanism of the embodiment includes a pot body 1 and a spiral coil 2, wherein the coil 2 is disposed in the pot body 1 and is used for cooling liquid in the pot body 1; still including cleaing away mechanism 3, cleaing away mechanism 3 includes inlet tube 31, distributive pipe 32 and spray pipe 33, inlet tube 31 rotates sealing connection with distributive pipe 32, spray pipe 33 is close to 2 one sides of coil pipe and is provided with first water jet 331, and the washing liquid spouts to coil pipe 2 from first water jet 331 through inlet tube 31, distributive pipe 32 and spray pipe 33 in proper order, clears away the crystallization on the coil pipe 2, the water spray direction of first water jet 331 is greater than 90 with the contained angle of spray pipe 33 rotation direction, is less than 180, and the washing liquid spouts from first water jet 331, produces the effort to spray pipe 33, and spray pipe 33 rotates around inlet tube 31.
The clear mechanism 3 is arranged to clear the crystal on the coil pipe 2, the cleaning solution is sprayed to the coil pipe 2 from the first water spray 331 through the water inlet pipe 31, the water distribution pipe 32 and the water spray pipe 33 in sequence to flush the crystal on the coil pipe 2, and the crystal is flushed by the inertia of the cleaning solution, so that the effect of clearing the crystal is achieved; meanwhile, because the included angle between the water spraying direction of the first water spraying port 331 and the rotation direction of the water spraying pipe 33 is greater than 90 degrees and smaller than 180 degrees, when the first water spraying port 331 sprays cleaning liquid, acting force can be applied to the water spraying pipe 33, the acting force is not parallel to the radial direction of the rotation of the water spraying pipe 33, the acting force on the rotation direction of the water spraying pipe 33 is decomposed to push the water spraying pipe 33 to rotate, so that the water spraying pipe 33 rotates on the horizontal plane around the coil pipe 32, the first water spraying port 331 washes the coil pipe 2 at 360 degrees without dead angle, and the extra power is not needed to drive the coil pipe, and the structure is simplified.
The speed of the cleaning liquid sprayed from the first water spray 331 is inversely proportional to the rotation of the water spray 33, the friction between the water inlet pipe 31 and the water distribution pipe 32 is adjustable, and the rotation speed of the water spray 33 is controlled, so that the speed of the cleaning liquid sprayed from the first water spray 331 is controlled under the condition that the water pressure of the cleaning liquid in the water inlet pipe 31 is kept unchanged.
The angle between the water spraying direction of the first water spraying port 331 and the rotation direction of the water spraying pipe 33 is set to be 135 degrees; make half the reaction force that acts on the spray pipe 33 rotation of first water jet 331 spun washing liquid, half act on washing of coil pipe 2, when guaranteeing certain rotational speed, can guarantee the dynamics of washing to coil pipe 2 to wash coil pipe 2 totally.
The number of the first water spraying ports 331 on the water spraying pipe 33 is not less than the number of turns of the coil pipe 2, the height of the first water spraying port 331 with the highest horizontal height on the water spraying pipe 33 is not lower than the highest horizontal height of the coil pipe 2, the height of the first water spraying port 331 with the lowest horizontal height is not higher than the lowest horizontal height of the coil pipe 2, and the first water spraying ports 331 are arranged at equal intervals; all the first water spray holes 331 on the water spray pipes 33 can perform higher-density washing on the coil pipe 2, so as to remove crystals on the coil pipe 2; when first water jet 331 is just to coil pipe 2, wash the lateral wall of coil pipe 2, when first water jet 331 is just to the gap between coil pipe 2, the washing liquid passes from the gap between coil pipe 2, washes the inside wall of coil pipe 2 to clear away the crystallization thing on 2 inside walls of coil pipe and the lateral wall.
The spiral water spray pipe 33 can enable the stress center of the water spray pipe 33 to coincide with the rotation center when the cleaning liquid is sprayed, so that the water spray pipe 33 is prevented from being subjected to radial torque when rotating to cause polarization, and friction, vibration and noise are increased; the acting force in each direction that can also make coil pipe 2 receive offsets, avoids it to coil pipe 2 impact force too big and uneven 2 offset that lead to coil pipe, influences normal use.
The spiral direction of the water spraying pipe 33 is opposite to the spiral direction of the coil pipe 2; the helix angle of the water spraying pipe 33 is larger than that of the coil pipe 2; the distance of the adjacent first water jet 331 on the horizontal plane is small, and the flushing continuity of the coil pipe 2 is good.
A first check valve 332 is arranged in the first water jet 331, so that the cleaning liquid is jetted out from the water jet 33 through the first water jet 331 in a single direction; avoiding the blockage caused by the liquid in the pot body 1 flowing back to the spray pipe 33 when not washing.
And a second water spraying port 333 is arranged on one side of the water spraying pipe 33, which is far away from the coil pipe 2, and the cleaning liquid is sprayed out through the second water spraying port 333 to clean the crystal on the inner wall of the pot body 1.
The second water jet 333 is arranged symmetrically to the first water jet 331, and the radial acting force is offset, and the acting force in the rotation direction is used for driving the water jet 33 to rotate.
A second one-way valve 334 is arranged in the second water jet 333, so that the cleaning liquid is jetted out from the water jet pipe 33 through the second water jet 333 in one way; avoiding the blockage caused by the liquid in the pot body 1 flowing back to the spray pipe 33 when not washing.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The freezing pot with the crystal clearing mechanism comprises a pot body (1) and a spiral coil (2), wherein the coil (2) is arranged in the pot body (1) and is used for cooling liquid in the pot body (1); the method is characterized in that: still including clearing away mechanism (3), clear away mechanism (3) including inlet tube (31), distributive pipe (32) and spray pipe (33), inlet tube (31) and distributive pipe (32) rotate sealing connection, spray pipe (33) are close to coil pipe (2) one side and are provided with first water jet (331), and the washing liquid is in proper order through inlet tube (31), distributive pipe (32) and spray pipe (33) spout to coil pipe (2) from first water jet (331), clears away the crystal on coil pipe (2), the water spray direction of first water jet (331) is greater than 90 with the contained angle of spray pipe (33) rotation direction, is less than 180, and the washing liquid is spout from first water jet (331), produces the effort to spray pipe (33), and spray pipe (33) rotate around inlet pipe (31).
2. The freezing cylinder with crystal removing mechanism as claimed in claim 1, wherein: the included angle between the water spraying direction of the first water spraying nozzle (331) and the rotating direction of the water spraying pipe (33) is set to be 135 degrees.
3. The freezing cylinder with crystal removing mechanism as claimed in claim 1, wherein: the number of the first water spraying ports (331) on the water spraying pipe (33) is not less than the number of turns of the coil pipe (2), the height of the first water spraying ports (331) with the highest horizontal height on the water spraying pipe (33) is not lower than the highest horizontal height of the coil pipe (2), the height of the first water spraying ports (331) with the lowest horizontal height is not higher than the lowest horizontal height of the coil pipe (2), and the first water spraying ports (331) are arranged at equal intervals.
4. The freezing cylinder with crystal removing mechanism as claimed in claim 3, wherein: the water spray pipe (33) is arranged in a spiral shape.
5. The freezing cylinder with crystal removing mechanism as claimed in claim 4, wherein: the spiral direction of the water spray pipe (33) is opposite to the spiral direction of the coil pipe (2).
6. The freezing cylinder with crystal removing mechanism as claimed in claim 5, wherein: the helix angle of the water spraying pipe (33) is larger than that of the coil pipe (2).
7. The freezing cylinder with crystal removing mechanism as claimed in claim 1, wherein: a first one-way valve (332) is arranged in the first water spray opening (331) to enable the cleaning liquid to be sprayed out from the water spray pipe (33) through the first water spray opening (331) in one way.
8. The freezing cylinder with crystal removing mechanism according to any of claims 1-7, wherein: and a second water spraying port (333) is arranged on one side of the water spraying pipe (33) far away from the coil pipe (2), and the cleaning liquid is sprayed out through the second water spraying port (333) to clean crystals on the inner wall of the pot body (1).
9. The freezing cylinder with crystal removing mechanism as claimed in claim 8, wherein: the second water spray opening (333) and the first water spray opening (331) are symmetrically arranged.
10. The freezing cylinder with crystal removing mechanism as claimed in claim 9, wherein: and a second one-way valve (334) is arranged in the second water spray opening (333) to enable the cleaning liquid to be sprayed out from the water spray pipe (33) through the second water spray opening (333) in one way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110796015.3A CN113731980A (en) | 2021-07-14 | 2021-07-14 | Freezing pot with crystal removing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110796015.3A CN113731980A (en) | 2021-07-14 | 2021-07-14 | Freezing pot with crystal removing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113731980A true CN113731980A (en) | 2021-12-03 |
Family
ID=78728615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110796015.3A Pending CN113731980A (en) | 2021-07-14 | 2021-07-14 | Freezing pot with crystal removing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113731980A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004097412A (en) * | 2002-09-06 | 2004-04-02 | Ono Shokuhin Kogyo Kk | Cooking pot |
| JP2008122039A (en) * | 2006-11-15 | 2008-05-29 | Tlv Co Ltd | Evaporative cooling device |
| CN202028567U (en) * | 2011-01-28 | 2011-11-09 | 鲁泰纺织股份有限公司 | Special cleaning tool for barrel type filter |
| CN102962222A (en) * | 2012-12-19 | 2013-03-13 | 山东莱芜金雷风电科技股份有限公司 | Automatic cleaning device for main shaft of wind-driven generator |
| CN202961953U (en) * | 2012-12-19 | 2013-06-05 | 呼伦贝尔东北阜丰生物科技有限公司 | Efficient and energy-saving boiler for continuous crystallization of monosodium glutamate |
| CN106976929A (en) * | 2017-04-21 | 2017-07-25 | 徐州工程学院 | A kind of sewage solid granulates removal device |
| CN107485357A (en) * | 2017-09-30 | 2017-12-19 | 广东美的厨房电器制造有限公司 | Water injector and dish-washing machine |
| CN206762313U (en) * | 2016-08-27 | 2017-12-19 | 江苏环宇康力科技有限公司 | A kind of crystallizing pan for producing calcium gluconate |
-
2021
- 2021-07-14 CN CN202110796015.3A patent/CN113731980A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004097412A (en) * | 2002-09-06 | 2004-04-02 | Ono Shokuhin Kogyo Kk | Cooking pot |
| JP2008122039A (en) * | 2006-11-15 | 2008-05-29 | Tlv Co Ltd | Evaporative cooling device |
| CN202028567U (en) * | 2011-01-28 | 2011-11-09 | 鲁泰纺织股份有限公司 | Special cleaning tool for barrel type filter |
| CN102962222A (en) * | 2012-12-19 | 2013-03-13 | 山东莱芜金雷风电科技股份有限公司 | Automatic cleaning device for main shaft of wind-driven generator |
| CN202961953U (en) * | 2012-12-19 | 2013-06-05 | 呼伦贝尔东北阜丰生物科技有限公司 | Efficient and energy-saving boiler for continuous crystallization of monosodium glutamate |
| CN206762313U (en) * | 2016-08-27 | 2017-12-19 | 江苏环宇康力科技有限公司 | A kind of crystallizing pan for producing calcium gluconate |
| CN106976929A (en) * | 2017-04-21 | 2017-07-25 | 徐州工程学院 | A kind of sewage solid granulates removal device |
| CN107485357A (en) * | 2017-09-30 | 2017-12-19 | 广东美的厨房电器制造有限公司 | Water injector and dish-washing machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211203 |
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| RJ01 | Rejection of invention patent application after publication |