CN217042354U - PAM dosing device special for passivation water - Google Patents
PAM dosing device special for passivation water Download PDFInfo
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- CN217042354U CN217042354U CN202123280879.4U CN202123280879U CN217042354U CN 217042354 U CN217042354 U CN 217042354U CN 202123280879 U CN202123280879 U CN 202123280879U CN 217042354 U CN217042354 U CN 217042354U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 238000002161 passivation Methods 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 171
- 238000003756 stirring Methods 0.000 claims abstract description 45
- 238000002156 mixing Methods 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000701 coagulant Substances 0.000 abstract description 3
- 239000003814 drug Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229940079593 drug Drugs 0.000 abstract description 2
- 239000002351 wastewater Substances 0.000 description 11
- 229910001385 heavy metal Inorganic materials 0.000 description 8
- 238000009713 electroplating Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000005065 mining Methods 0.000 description 3
- 239000000149 chemical water pollutant Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052945 inorganic sulfide Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009856 non-ferrous metallurgy Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009865 steel metallurgy Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of the passivation water is used, specifically disclose special PAM charge device of passivation water, including horizontal bedplate, horizontal box, feeder hopper, mixing box, inlet tube, mixed liquid export, motor, (mixing) shaft, stirring vane, liquid outlet pump, drain pipe and liquid outlet. The utility model discloses a special PAM charge device of passivation water's beneficial effect lies in: 1. the horizontal seat plate, the horizontal box body, the feed hopper, the mixing box, the water inlet pipe, the mixed liquid outlet, the motor, the stirring shaft, the stirring blade, the liquid outlet pump, the liquid outlet pipe and the liquid outlet which are matched for use can carry out three-stage efficient mixing on coagulant aid medicines, and improve the treatment quality and efficiency of the passivated water; 2. the integral structure is arranged on the transverse seat plate to form modularization, so that integral hoisting is facilitated; 3. the first valve and the second valve are used for being connected with an external automation component to realize intelligent production mixing operation; 4. and the liquid level meter is used for displaying the liquid level in the horizontal box body, so that the production control is facilitated.
Description
Technical Field
The utility model belongs to the technical field of the passivation water treatment is used, concretely relates to special PAM charge device of passivation water.
Background
The heavy metal wastewater mainly refers to the wastewater which is rich in heavy metals and heavy metal compounds and is mainly caused by heavy metal-containing wastewater discharged by mining, electroplating, steel and nonferrous metallurgy and some chemical enterprises.
In addition, domestic sewage, landfill leachate and the like are also factors of heavy metal pollution of water bodies, and the sources of the domestic sewage, the landfill leachate and the like mainly comprise the following aspects: the waste water produced during the electroplating process is mainly from the rinsing of the plated parts and may also be the discharge of a small amount of process waste liquid.
The water quality of the electroplating wastewater is different due to different plating parts and electroplating processes, the concentration of heavy metals in the electroplating wastewater is higher, and the electroplating wastewater mainly contains copper, chromium, zinc, cadmium and other metal ions, so that the electroplating wastewater has great harm to the environment. Heavy metal wastewater discharged in the mining process and wastewater generated in the mining of metal ores are mainly suspended matters and inorganic acid, because the metal ores contain inorganic sulfides, and the substances form acidic wastewater through the actions of weathering, water leaching, microorganisms and the like.
The direct discharge of the passivating water causes serious pollution to water resources, so that the passivating water containing heavy metal needs to be treated, PAM (coagulant aid) needs to be added in the treatment process, and PAM needs to be mixed in advance in order to obtain a good purification effect.
Therefore, based on the above problem, the utility model provides a special PAM charge device of passivation water.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a special PAM charge device of passivation water solves the problem that mixes existing when PAM is thrown to current passivation water.
The technical scheme is as follows: the utility model provides a PAM dosing device special for passivation water, which comprises a transverse seat plate, a horizontal box body, a feed hopper, a mixing box, a water inlet pipe, a mixed liquid outlet, a motor, a stirring shaft, stirring blades, a liquid outlet pump, a liquid outlet pipe and a liquid outlet; the horizontal type box body is arranged on the transverse seat plate, the mixing box is arranged on the end face of one end of the horizontal type box body, the feed hopper is arranged on the mixing box, the water inlet pipe is connected with the mixing box, the mixed liquid outlet is arranged on the side wall of the lower part of the other end of the horizontal type box body, the motor is arranged on the horizontal type box body, the stirring blades are arranged on the stirring shaft, the stirring shaft is connected with the motor, the liquid outlet pump is arranged on the end face of one end of the transverse seat plate and positioned on one side of the mixed liquid outlet, and two ends of the liquid outlet pipe are respectively connected with the mixed liquid outlet and the liquid outlet pump; the liquid outlet is connected with the liquid outlet pump.
This technical scheme is foretell, special PAM charge device of passivation water still includes the test tube of being connected with the drain pump, and both ends respectively with test tube, the supplementary catheter of drain pipe connection, and set up the flange seat in test tube one end, and set up the manometer on the flange seat.
The special PAM dosing device for the passivation water further comprises a plurality of cleaning liquid inlet/outlet openings formed in the outer wall of the lower portion of one side of the horizontal box body and a transverse liquid guide pipe connected with the plurality of cleaning liquid inlet/outlet openings respectively.
The technical scheme is that the special PAM dosing device for the passivation water further comprises a vertical cleaning liquid inlet pipe which is arranged on the side wall of one end of the horizontal box body and is respectively connected with the horizontal box body and the horizontal liquid guide pipe.
The technical scheme is that the special PAM dosing device for the passivation water further comprises a first valve and a second valve which are respectively arranged on the liquid outlet pipe and the vertical cleaning liquid inlet pipe.
The technical scheme is that the special PAM dosing device for the passivation water further comprises liquid level meters respectively arranged on the outer wall of one end of the horizontal box body.
Compared with the prior art, the utility model discloses a special PAM charge device of passivation water's beneficial effect lies in: 1. the horizontal seat plate, the horizontal box body, the feed hopper, the mixing box, the water inlet pipe, the mixed liquid outlet, the motor, the stirring shaft, the stirring blade, the liquid outlet pump, the liquid outlet pipe and the liquid outlet which are matched for use can carry out three-stage efficient mixing on coagulant aid medicines, and improve the treatment quality and efficiency of the passivated water; 2. the integral structure is arranged on the transverse seat plate to form modularization, so that integral hoisting is facilitated; 3. the first valve and the second valve are used for being connected with an external automation component to realize intelligent production mixing operation; 4. and the liquid level meter is used for displaying the liquid level in the horizontal box body, so that the production control is facilitated.
Drawings
FIG. 1 is the utility model discloses a special PAM charge device of passivation water's structural schematic.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
The special PAM dosing device for the passivation water as shown in FIG. 1 comprises a transverse seat plate 6, a horizontal box body 5, a feed hopper 2, a mixing box 18, a water inlet pipe 3, a mixed liquid outlet 19, a motor 4, a stirring shaft 1, stirring blades 11, a liquid outlet pump 10, a liquid outlet pipe 12 and a liquid outlet 13; the horizontal box body 5 is arranged on the transverse seat plate 6, the mixing box 18 is arranged on one end face of the horizontal box body 5, the feed hopper 2 is arranged on the mixing box 18, the water inlet pipe 3 is connected with the mixing box 18, the mixed liquid outlet 11 is arranged on the side wall of the lower part of the other end of the horizontal box body 5, the motor 4 is arranged on the horizontal box body 5, the stirring blade 11 is arranged on the stirring shaft 1, wherein the stirring shaft 1 is connected with the motor 4, the liquid outlet pump 10 is arranged on one end face of the transverse seat plate 6 and positioned on one side of the mixed liquid outlet 19, and the two ends of the liquid outlet pipe 12 are respectively connected with the mixed liquid outlet 19 and the liquid outlet pump 10; the liquid outlet 13 is connected with the liquid outlet pump 10.
Example two
The special PAM dosing device for the passivating water shown in FIG. 1 comprises a transverse seat plate 6, a horizontal box body 5, a feed hopper 2, a mixing box 18, a water inlet pipe 3, a mixed liquid outlet 19, a motor 4, a stirring shaft 1, stirring blades 11, a liquid outlet pump 10, a liquid outlet pipe 12 and a liquid outlet 13; the horizontal box body 5 is arranged on the transverse seat plate 6, the mixing box 18 is arranged on the end face of one end of the horizontal box body 5, the feed hopper 2 is arranged on the mixing box 18, the water inlet pipe 3 is connected with the mixing box 18, the mixed liquid outlet 11 is arranged on the side wall of the lower part of the other end of the horizontal box body 5, the motor 4 is arranged on the horizontal box body 5, the stirring blade 11 is arranged on the stirring shaft 1, wherein the stirring shaft 1 is connected with the motor 4, the liquid outlet pump 10 is arranged on the end face of one end of the transverse seat plate 6 and is positioned on one side of the mixed liquid outlet 19, and the two ends of the liquid outlet pipe 12 are respectively connected with the mixed liquid outlet 19 and the liquid outlet pump 10; a liquid outlet 13 is connected with a liquid outlet pump 10, a detection tube 20 is connected with the liquid outlet pump 10, an auxiliary liquid guide tube 14 is connected with the detection tube 20 and the liquid outlet tube 12 at two ends respectively, a flange seat 9 is arranged at one end of the detection tube 20, and a pressure gauge 8 is arranged on the flange seat 9.
EXAMPLE III
The special PAM dosing device for the passivation water as shown in FIG. 1 comprises a transverse seat plate 6, a horizontal box body 5, a feed hopper 2, a mixing box 18, a water inlet pipe 3, a mixed liquid outlet 19, a motor 4, a stirring shaft 1, stirring blades 11, a liquid outlet pump 10, a liquid outlet pipe 12 and a liquid outlet 13; the horizontal box body 5 is arranged on the transverse seat plate 6, the mixing box 18 is arranged on one end face of the horizontal box body 5, the feed hopper 2 is arranged on the mixing box 18, the water inlet pipe 3 is connected with the mixing box 18, the mixed liquid outlet 11 is arranged on the side wall of the lower part of the other end of the horizontal box body 5, the motor 4 is arranged on the horizontal box body 5, the stirring blade 11 is arranged on the stirring shaft 1, wherein the stirring shaft 1 is connected with the motor 4, the liquid outlet pump 10 is arranged on one end face of the transverse seat plate 6 and positioned on one side of the mixed liquid outlet 19, and the two ends of the liquid outlet pipe 12 are respectively connected with the mixed liquid outlet 19 and the liquid outlet pump 10; a liquid outlet 13 connected with a liquid outlet pump 10, a detection tube 20 connected with the liquid outlet pump 10, an auxiliary liquid guide tube 14 with two ends respectively connected with the detection tube 20 and the liquid outlet tube 12, a flange seat 9 arranged at one end of the detection tube 20, a pressure gauge 8 arranged on the flange seat 9, a plurality of cleaning liquid inlet/outlet ports 15 arranged on the outer wall of the lower part of one side of the horizontal box body 5, and a transverse liquid guide tube 16 respectively connected with the cleaning liquid inlet/outlet ports 15.
Example four
The special PAM dosing device for the passivation water as shown in FIG. 1 comprises a transverse seat plate 6, a horizontal box body 5, a feed hopper 2, a mixing box 18, a water inlet pipe 3, a mixed liquid outlet 19, a motor 4, a stirring shaft 1, stirring blades 11, a liquid outlet pump 10, a liquid outlet pipe 12 and a liquid outlet 13; the horizontal box body 5 is arranged on the transverse seat plate 6, the mixing box 18 is arranged on the end face of one end of the horizontal box body 5, the feed hopper 2 is arranged on the mixing box 18, the water inlet pipe 3 is connected with the mixing box 18, the mixed liquid outlet 11 is arranged on the side wall of the lower part of the other end of the horizontal box body 5, the motor 4 is arranged on the horizontal box body 5, the stirring blade 11 is arranged on the stirring shaft 1, wherein the stirring shaft 1 is connected with the motor 4, the liquid outlet pump 10 is arranged on the end face of one end of the transverse seat plate 6 and is positioned on one side of the mixed liquid outlet 19, and the two ends of the liquid outlet pipe 12 are respectively connected with the mixed liquid outlet 19 and the liquid outlet pump 10; a liquid outlet 13 connected with a liquid outlet pump 10, a detection tube 20 connected with the liquid outlet pump 10, an auxiliary liquid guide tube 14 with two ends respectively connected with the detection tube 20 and the liquid outlet tube 12, a flange seat 9 arranged at one end of the detection tube 20, a pressure gauge 8 arranged on the flange seat 9, a plurality of cleaning liquid inlet/outlet ports 15 arranged on the outer wall of the lower part of one side of the horizontal box body 5, a transverse liquid guide tube 16 respectively connected with the plurality of cleaning liquid inlet/outlet ports 15, and a vertical cleaning liquid inlet tube 17 arranged on the side wall of one end of the horizontal box body 5 and respectively connected with the horizontal box body 5 and the transverse liquid guide tube 16.
EXAMPLE five
The special PAM dosing device for the passivation water as shown in FIG. 1 comprises a transverse seat plate 6, a horizontal box body 5, a feed hopper 2, a mixing box 18, a water inlet pipe 3, a mixed liquid outlet 19, a motor 4, a stirring shaft 1, stirring blades 11, a liquid outlet pump 10, a liquid outlet pipe 12 and a liquid outlet 13; the horizontal box body 5 is arranged on the transverse seat plate 6, the mixing box 18 is arranged on the end face of one end of the horizontal box body 5, the feed hopper 2 is arranged on the mixing box 18, the water inlet pipe 3 is connected with the mixing box 18, the mixed liquid outlet 11 is arranged on the side wall of the lower part of the other end of the horizontal box body 5, the motor 4 is arranged on the horizontal box body 5, the stirring blade 11 is arranged on the stirring shaft 1, wherein the stirring shaft 1 is connected with the motor 4, the liquid outlet pump 10 is arranged on the end face of one end of the transverse seat plate 6 and is positioned on one side of the mixed liquid outlet 19, and the two ends of the liquid outlet pipe 12 are respectively connected with the mixed liquid outlet 19 and the liquid outlet pump 10; a liquid outlet 13 connected with a liquid outlet pump 10, a detection tube 20 connected with the liquid outlet pump 10, an auxiliary liquid guide tube 14 with two ends respectively connected with the detection tube 20 and the liquid outlet tube 12, a flange seat 9 arranged at one end of the detection tube 20, a pressure gauge 8 arranged on the flange seat 9, a plurality of cleaning liquid inlet/outlet ports 15 arranged on the outer wall of the lower part of one side of the horizontal box body 5, a transverse liquid guide tube 16 respectively connected with the plurality of cleaning liquid inlet/outlet ports 15, a vertical cleaning liquid inlet tube 17 arranged on the side wall of one end of the horizontal box body 5 and respectively connected with the horizontal box body 5 and the transverse liquid guide tube 16, and a first valve 22 and a second valve 21 respectively arranged on the liquid outlet tube 12 and the vertical cleaning liquid inlet tube 17.
EXAMPLE six
The special PAM dosing device for the passivating water shown in FIG. 1 comprises a transverse seat plate 6, a horizontal box body 5, a feed hopper 2, a mixing box 18, a water inlet pipe 3, a mixed liquid outlet 19, a motor 4, a stirring shaft 1, stirring blades 11, a liquid outlet pump 10, a liquid outlet pipe 12 and a liquid outlet 13; the horizontal box body 5 is arranged on the transverse seat plate 6, the mixing box 18 is arranged on the end face of one end of the horizontal box body 5, the feed hopper 2 is arranged on the mixing box 18, the water inlet pipe 3 is connected with the mixing box 18, the mixed liquid outlet 11 is arranged on the side wall of the lower part of the other end of the horizontal box body 5, the motor 4 is arranged on the horizontal box body 5, the stirring blade 11 is arranged on the stirring shaft 1, wherein the stirring shaft 1 is connected with the motor 4, the liquid outlet pump 10 is arranged on the end face of one end of the transverse seat plate 6 and is positioned on one side of the mixed liquid outlet 19, and the two ends of the liquid outlet pipe 12 are respectively connected with the mixed liquid outlet 19 and the liquid outlet pump 10; a liquid outlet 13 connected with a liquid outlet pump 10, a detection tube 20 connected with the liquid outlet pump 10, an auxiliary liquid guide tube 14 with two ends respectively connected with the detection tube 20 and the liquid outlet tube 12, a flange seat 9 arranged at one end of the detection tube 20, a pressure gauge 8 arranged on the flange seat 9, a plurality of cleaning liquid inlet/outlet ports 15 arranged on the outer wall of the lower part of one side of the horizontal box body 5, a transverse liquid guide tube 16 respectively connected with the plurality of cleaning liquid inlet/outlet ports 15, a vertical cleaning liquid inlet tube 17 arranged on the side wall of one end of the horizontal box body 5 and respectively connected with the horizontal box body 5 and the transverse liquid guide tube 16, a first valve 22 and a second valve 21 respectively arranged on the liquid outlet tube 12 and the vertical cleaning liquid inlet tube 17, and a liquid level meter 7 respectively arranged on the outer wall of one end of the horizontal box body 5.
The working principle or the structural principle of the embodiment is as follows: (1) the integral structure is arranged on the transverse seat plate to form modularization, so that integral hoisting is facilitated; (2) the first valve and the second valve are used for being connected with an external automation component to realize intelligent production mixing operation; (3) and the liquid level meter is used for displaying the liquid level in the horizontal box body, so that the production control is facilitated.
The special PAM charge device of passivation water of this embodiment adopts the full automatic control of PLC, accomplishes also can the feeding unblock at low temperature weather, and the medicament dissolution time is short to very big degree has reduced the size of equipment, has practiced thrift area and equipment cost.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. Special PAM charge device of passivation water, its characterized in that: comprises a transverse seat plate (6), a horizontal box body (5), a feed hopper (2), a mixing box (18), a water inlet pipe (3), a mixed liquid outlet (19), a motor (4), a stirring shaft (1), stirring blades (11), a liquid outlet pump (10), a liquid outlet pipe (12) and a liquid outlet (13); the horizontal type box body (5) is arranged on the transverse base plate (6), the mixing box (18) is arranged on the end face of one end of the horizontal type box body (5), the feed hopper (2) is arranged on the mixing box (18), the water inlet pipe (3) is connected with the mixing box (18), the mixed liquid outlet (19) is arranged on the side wall of the lower portion of the other end of the horizontal type box body (5), the motor (4) is installed on the horizontal type box body (5), the stirring blades (11) are arranged on the stirring shaft (1), the stirring shaft (1) is connected with the motor (4), the liquid outlet pump (10) is arranged on the end face of one end of the transverse base plate (6) and is positioned on one side of the mixed liquid outlet (19), and the two ends of the liquid outlet pipe (12) are respectively connected with the mixed liquid outlet (19) and the liquid outlet pump (10); the liquid outlet (13) is connected with a liquid outlet pump (10).
2. The PAM dosing device special for passivating water as claimed in claim 1, wherein: the special PAM dosing device for the passivation water further comprises a detection tube (20) connected with the liquid outlet pump (10), an auxiliary liquid guide tube (14) with two ends respectively connected with the detection tube (20) and the liquid outlet tube (12), a flange seat (9) arranged at one end of the detection tube (20), and a pressure gauge (8) arranged on the flange seat (9).
3. The PAM dosing device special for passivation water as claimed in claim 2, characterized in that: the special PAM dosing device for the passivation water further comprises a plurality of cleaning liquid inlet/outlet ports (15) formed in the outer wall of the lower portion of one side of the horizontal box body (5) and transverse liquid guide pipes (16) respectively connected with the cleaning liquid inlet/outlet ports (15).
4. The PAM dosing device special for passivation water as claimed in claim 3, wherein: the special PAM dosing device for the passivation water further comprises a vertical cleaning liquid inlet pipe (17) which is arranged on the side wall of one end of the horizontal box body (5) and is respectively connected with the horizontal box body (5) and the horizontal liquid guide pipe (16).
5. The PAM dosing device special for passivating water as claimed in claim 4, wherein: the special PAM dosing device for the passivation water further comprises a first valve (22) and a second valve (21) which are respectively arranged on the liquid outlet pipe (12) and the vertical cleaning liquid inlet pipe (17).
6. The PAM dosing device special for passivation water as claimed in claim 5, wherein: the special PAM dosing device for the passivation water further comprises liquid level meters (7) respectively arranged on the outer wall of one end of the horizontal box body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123280879.4U CN217042354U (en) | 2021-12-24 | 2021-12-24 | PAM dosing device special for passivation water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123280879.4U CN217042354U (en) | 2021-12-24 | 2021-12-24 | PAM dosing device special for passivation water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217042354U true CN217042354U (en) | 2022-07-26 |
Family
ID=82480336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123280879.4U Expired - Fee Related CN217042354U (en) | 2021-12-24 | 2021-12-24 | PAM dosing device special for passivation water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217042354U (en) |
-
2021
- 2021-12-24 CN CN202123280879.4U patent/CN217042354U/en not_active Expired - Fee Related
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