CN209348387U - A kind of hydrogen desiccation pipe - Google Patents
A kind of hydrogen desiccation pipe Download PDFInfo
- Publication number
- CN209348387U CN209348387U CN201821714536.XU CN201821714536U CN209348387U CN 209348387 U CN209348387 U CN 209348387U CN 201821714536 U CN201821714536 U CN 201821714536U CN 209348387 U CN209348387 U CN 209348387U
- Authority
- CN
- China
- Prior art keywords
- pipe
- hydrogen
- plug
- gas
- sealing
- 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.)
- Expired - Fee Related
Links
- 239000001257 hydrogen Substances 0.000 title claims abstract description 75
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 75
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 239000007789 gas Substances 0.000 claims abstract description 68
- 229920000742 Cotton Polymers 0.000 claims abstract description 40
- 238000006243 chemical reaction Methods 0.000 claims abstract description 39
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000001301 oxygen Substances 0.000 claims abstract description 16
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 55
- 238000010438 heat treatment Methods 0.000 claims description 20
- 230000002745 absorbent Effects 0.000 claims description 19
- 239000002250 absorbent Substances 0.000 claims description 19
- 210000002268 wool Anatomy 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 13
- 239000000741 silica gel Substances 0.000 claims description 12
- 229910002027 silica gel Inorganic materials 0.000 claims description 12
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 9
- 239000002808 molecular sieve Substances 0.000 claims description 9
- 238000002845 discoloration Methods 0.000 claims description 8
- 239000000376 reactant Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 49
- 238000001035 drying Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000006392 deoxygenation reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model relates to a kind of hydrogen desiccation pipes, it is related to hydrogen desiccation field, it includes the transparent pipe of hollow cylindrical, one end of the transparent pipe is equipped with sealing-plug, the sealing-plug offers gas outlet and air inlet, gas outlet is connected with the escape pipe being arranged in transparent pipe, the sealing-plug is equipped with for avoiding the leakproof cotton layer that gas leaks in transparent pipe, the leakproof cotton layer is equipped with the reaction layer that can be reacted with oxygen, the reaction layer is equipped with the absorbent cotton layer for absorbing moisture, the escape pipe sequentially passes through leakproof cotton layer, reaction layer and absorbent cotton layer.The utility model has the oxygen for removing and containing in hydrogen, improves the effect of the degree of purity of hydrogen.
Description
Technical field
The utility model relates to the technical fields of hydrogen desiccation, more particularly, to a kind of hydrogen desiccation pipe.
Background technique
Now with the gradually deficient of world energy sources, it is to be solved when business that the development and utilization of new energy have become various countries
It is anxious, and hydrogen is exactly a kind of green novel energy source for having great development prospect, application range is wide.
It is existing application No. is the Chinese utility model of CN201721347041.3, which discloses a kind of High Purity Hydrogen
Gas generator, drip irrigation device include shell, the intracorporal liquid storage filling of shell is arranged in, the electrolytic cell being connected to are filled with liquid storage, is right
Hydrogen after electrolysis carries out the gas-liquid separator of gas-liquid separation, the drying tube that hydrogen is dried and provides electricity to electrolytic cell
Can power supply, the electrolytic cell include with the liquid storage fill be connected to anode plate, anode plate two sides are set two pieces of cathode plates,
It is arranged between anode plate and the cathode plate for the rubber ring of sealing and is arranged between anode plate and the cathode plate
And for completely cutting off the diaphragm of molecule on the inside of rubber ring.It can be improved electrolytic efficiency, to obtain at the same time more
Hydrogen.
Prior art among the above has the following deficiencies: that drying tube is only simply dried hydrogen,
And contain a small amount of oxygen in the hydrogen after being electrolysed, thus the degree of purity of hydrogen is reduced, affect use.
Utility model content
The purpose of the utility model is to provide a kind of hydrogen desiccation pipes, deoxygenation processing can be carried out to hydrogen, to improve
The degree of purity of hydrogen.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of hydrogen desiccation pipe, the transparent pipe including hollow cylindrical, one end of the transparent pipe is equipped with sealing-plug, described
Sealing-plug offers gas outlet and air inlet, and gas outlet is connected with the escape pipe being arranged in transparent pipe, sets on the sealing-plug
Have for avoiding the leakproof cotton layer that gas leaks in transparent pipe, the leakproof cotton layer is equipped with can be reacted anti-with oxygen
Answer nitride layer, the reaction layer is equipped with the absorbent cotton layer for absorbing moisture, and the escape pipe sequentially passes through leakproof cotton layer, anti-
Answer nitride layer and absorbent cotton layer.
By using above-mentioned technical proposal, when hydrogen enters transparent pipe through air inlet, first tentatively inhaled through leakproof cotton layer
Water, reactant carries out oxidation reaction in the oxygen contained in subsequent hydrogen and reaction layer, to reduce the oxygen contained in hydrogen
Gas, subsequent hydrogen enter in transparent pipe after absorbent cotton layer carries out secondary water suction, are discharged finally by escape pipe through gas outlet；It is logical
Setting leakproof cotton layer and absorbent cotton layer are crossed, the moisture contained in hydrogen can be reduced, effectively increase the purity of hydrogen.
The utility model is further arranged to: filled with the discoloration silica gel for water suction in the transparent pipe.
By using above-mentioned technical proposal, the silica gel that changes colour is capable of absorbing water to the hydrogen in transparent pipe for large area, is mentioned
High drying efficiency；Changing colour after silica gel absorbs water simultaneously can change colour, and personnel convenient to use in time replace discoloration silica gel.
The utility model is further arranged to: one end away from sealing-plug of the transparent pipe is equipped with filter structure.
By using above-mentioned technical proposal, the hydrogen that drying tube can be discharged is filtered, and improves the degree of purity of hydrogen.
The utility model is further arranged to: the filter structure includes the absorbent cotton layer for water suction, the absorbent wool
Layer is equipped with for the molecular sieve with water suction, and the escape pipe is successively arranged in absorbent cotton layer and molecule away from one end of sealing-plug
Sieve.
By using above-mentioned technical proposal, hydrogen also contains a small amount of moisture, therefore after discoloration silica gel water suction in hydrogen
Hydrogen first absorbs water through molecular sieve after absorbent cotton layer absorbs water again, to be further reduced into the moisture in the hydrogen in escape pipe
Content improves the degree of purity of hydrogen.
The utility model is further arranged to: the sealing-plug is also connected with gas Change-over knot away from one end of leakproof cotton layer
Structure.
By using above-mentioned technical proposal, gas can be made to pass in and out drying tube from different positions, to avoid different
Gas is mixed, and improves the degree of purity of hydrogen.
The utility model is further arranged to: the gas transformational structure includes gas conversion plug, the gas conversion plug
Including the exhaust outlet for being provided with gas conversion plug middle part and abutting with gas outlet and it is provided with being used for for gas conversion plug side
To the blowing mouth of air inlet gas transmission.
By using above-mentioned technical proposal, blowing mouth is mutually separated with exhaust outlet, so that it is mixed to avoid different gas from occurring
It closes, ensure that the degree of purity of hydrogen.
The utility model is further arranged to: the side for facing away from sealing-plug close to the one of sealing-plug is filled in the gas conversion
It concaves.
By using above-mentioned technical proposal, gas conversion plug indent make gas conversion plug sealing-plug between there are gas storages
Headroom avoids gas transmission rate too fast and makes hydrogen that can not timely enter the conversion plug of gas caused by drying tube and burst.
The utility model is further arranged to: the escape pipe is equipped with filter tip away from one end of sealing-plug.
By using above-mentioned technical proposal, filter tip can be filtered the large particulate matter contained in transparent pipe, keep away
Exempt from large particulate matter to enter air inlet pipe and influence hydrogen degree of purity.
The utility model is further arranged to: one end of the transparent pipe is externally connected with deaerating plant, the deaerating plant
Including reactor shell, it is equipped with absorbent wool positioned at the side wall that hydrogen enters in the reactor shell, is located in the reactor shell
The side of hydrogen output is also enclosed equipped with absorbent wool, is equipped between two layers of absorbent wool for being reacted anti-with the oxygen in hydrogen
Answer object.
By using above-mentioned technical proposal, when hydrogen is entered in reactor shell, first tentatively absorbed water through absorbent wool, then
Oxidation reaction is carried out with reactant, then carries out secondary water suction through absorbent wool again, it is finally sealed to enter in transparent pipe, thus
It is convenient that deaerating plant is replaced, improve the disassembly efficiency of deaerating plant.
The utility model is further arranged to: is enclosed outside the reactor shell equipped with hollow heating tube, the heating tube
One end be connected with water inlet pipe, the heating tube is connected with outlet pipe, the water inlet pipe and outlet pipe away from one end of water inlet pipe
The water storage cylinder for storing hot water with one away from one end of heating tube is connected.
By using above-mentioned technical proposal, hot water enters in heating tube through water inlet pipe, then to the reaction in reactor shell
It is heated, to promote the progress of the oxidation reaction in heating tube, then cooling hot water enters in water storage cylinder through outlet pipe
It reheats, to improve oxygen removal efficiency.
In conclusion the advantageous effects of the utility model are as follows:
1. by setting reaction layer and several water absorption layers, the impurity contained in the hydrogen that can go out is greatly improved
The degree of purity of hydrogen；
2. can be avoided gas by setting gas transformational structure and be mixed when outputting and inputting, improve hydrogen
Degree of purity；
3. can facilitate and replace to reactant by peripheral hardware deaerating plant, guarantee that oxygen removal process operates normally always.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structure sectional view of the utility model.
Fig. 3 is the Structure explosion diagram of the utility model.
Fig. 4 is the structural schematic diagram of gas conversion plug.
Fig. 5 is the structural schematic diagram of embodiment two.
The structure sectional view of embodiment two when Fig. 6.
Appended drawing reference: 1, transparent pipe；2, sealing-plug；21, leakproof cotton layer；22, reaction layer；23, the first absorbent cotton layer；
24, filter structure；241, the second absorbent cotton layer；241, molecular sieve；25, change colour silica gel；26, gas outlet；27, air inlet；3, gas
Body transformational structure；31, gas conversion plug；311, blowing mouth；312；Exhaust outlet；4, escape pipe；41, filter tip；5, deaerating plant；
51, reactor shell；52, heating tube；53, water inlet pipe；54, outlet pipe；55, water storage cylinder；56, the first absorbent wool；57, the second water suction
Cotton.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment one:
It referring to FIG. 1 and FIG. 2, is a kind of hydrogen desiccation pipe disclosed by the utility model, the transparent pipe including hollow cylindrical
1, one end of transparent pipe 1 is equipped with sealing-plug 2, and sealing-plug 2 offers gas outlet 26 and air inlet 27, and gas outlet 26 is connected with setting
Escape pipe 4 in transparent pipe 1, escape pipe 4 are equipped with filter tip 41 away from one end of gas outlet 26；Wherein, air inlet 27 is equipped with
Multiple, gas outlet 26 is located at the middle part of sealing-plug 2, and gas outlet 26 supports or opposes away from one end of escape pipe 4 and separates out the direction of tracheae 4
Evagination；The hydrogen that hydrogen generator generates enters in transparent pipe 1 through air inlet 27, and is finally discharged through gas outlet 26.
In the present embodiment, in order to realize the purification and drying to hydrogen, referring to Fig. 2, sealing-plug 2 is towards escape pipe 4
Side is equipped with for avoiding the leakproof cotton layer 21 that gas leaks in transparent pipe 1, and leakproof cotton layer 21 is equipped with away from the side of sealing-plug 2
The reaction layer 22 that can be reacted with oxygen, reaction layer 22 are equipped with away from the side of leakproof cotton layer 21 for absorbing moisture
56 layer 23 of the first absorbent wool, the side wall of transparent pipe 1 is equipped with filled with discoloration silica gel 25, transparent pipe 1 away from one end of sealing-plug 2
Filter structure 24, filter structure 24 include 57 layer 241 of the second absorbent wool, and the second 57 layer 241 of absorbent wool deviates from the side of sealing-plug 2
Equipped with 241 layers of granular molecular sieve, wherein 241 layers of molecular sieve sequentially pass through leakproof cotton layer for absorbing moisture escape pipe 4
21, reaction layer 22,56 layer 23 of the first absorbent wool, the second water suction surface layer, and be eventually located in 241 layers of molecular sieve.
When hydrogen enters transparent pipe 1 through air inlet 27, is first tentatively absorbed water through leakproof cotton layer 21, contained in subsequent hydrogen
Oxygen and reaction layer 22 in reactant carry out oxidation reaction, to reduce the oxygen contained in hydrogen, subsequent hydrogen is through inhaling
Water cotton layer enters in transparent pipe 1 after carrying out secondary water suction, is entering filter structure after discoloration silica gel 25 carries out large area water suction
24, it is absorbed water again by 241 layers of molecular sieve after 57 layer 241 of the second absorbent wool water suction, to make the moisture contained in hydrogen
Level is minimized, enters escape pipe 4 after filtering out the large granular impurity in transparent pipe 1 finally by filter tip 41, most passes through afterwards
Gas outlet 26 is discharged；By setting reaction layer 22 and several absorbent cotton layers, the impurity contained in hydrogen is greatly reduced, is improved
The hydrogen at defeated place degree of purity；By setting discoloration silica gel 25, it is capable of inhaling to the hydrogen in transparent pipe 1 for large area
Water improves drying efficiency；Simultaneously change colour silica gel 25 absorb water after can change colour, be easy to use personnel in time to discoloration silica gel 25 into
Row replacement.
In the present embodiment, in order to avoid the gas of exhaust and air inlet is mixed, referring to Fig. 2 and Fig. 4, sealing-plug 2 is close
Blocking 2 is also connected with gas transformational structure 3 away from one end of leakproof cotton layer 21, and gas transformational structure 3 includes gas conversion plug 31,
Gas conversion plug 31 includes being provided with gas conversion to fill in the exhaust outlet 312 at 31 middle parts and be provided with 31 sides of gas conversion plug
Blowing mouth 311, wherein gas conversion plug 31 face away from sealing-plug 2 close to the one of sealing-plug 2 direction indents, and be vented
Mouthfuls 312 abut to 26 evagination of gas outlet and with gas outlet 26, and blowing mouth 311 is used for 27 gas transmission of air inlet, and blowing mouth 311 and
There is gas storage space between air inlet 27.Blowing mouth 311 is separated with 312 phase of exhaust outlet, so that different gas be avoided to occur
Mixing, ensure that the degree of purity of hydrogen；It is too fast and make hydrogen that can not timely enter drying that gas storage space can be avoided gas transmission rate
The conversion of gas caused by managing plug 31 is burst.
Embodiment two:
The difference is that, reference Fig. 5 and Fig. 6 is in the present embodiment, convenient to reaction layer to avoid with embodiment one
22 are replaced, and referring to Fig. 3, transparent pipe 1 is away from one end of filter structure 24 by being externally connected with deoxygenation after gas transformational structure 3
Device 5, deaerating plant 5 include reactor shell 51, and the side wall that hydrogen enters is located in reactor shell 51 and is equipped with third absorbent wool,
It also encloses positioned at the side of hydrogen output equipped with the 4th absorbent wool in reactor shell 51, is equipped with and is used for and hydrogen between two layers of absorbent wool
In the reactant that is reacted of oxygen.
It when hydrogen is entered in reactor shell 51, is first tentatively absorbed water through absorbent wool, then carries out aoxidizing with reactant anti-
It answers, then carries out secondary water suction through absorbent wool again, the hydrogen for then passing through processing successively passes through the blowing mouth of gas transformational structure 3
311 and sealing-plug 2 air inlet 27 enter transparent pipe 1 in；Since deaerating plant 5 is arranged outside transparent pipe 1, thus convenient pair
Deaerating plant 5 is replaced, and the disassembly efficiency of deaerating plant 5 is improved.
In order to accelerate except the reaction speed in oxide structure, in the present embodiment, referring to Fig. 6, encloses and set outside reactor shell 51
There is hollow heating tube 52, one end of heating tube 52 is connected with water inlet pipe 53, and heating tube 52 is connected away from one end of water inlet pipe 53
The water storage cylinder 55 for having outlet pipe 54, water inlet pipe 53 and outlet pipe 54 to store hot water with one away from one end of heating tube 52 is connected
It connects, water storage cylinder 55 is circumscribed with heating rod (not marking in figure), and heating rod is connected with extraneous power supply.
Hot water enters in heating tube 52 through water inlet pipe 53, then heats to the reaction in reactor shell 51, to promote
Into the progress of the oxidation reaction in heating tube 52, then cooling hot water enters heated stick weight in water storage cylinder 55 through outlet pipe 54
New heating；By heating water bath, the reaction speed in deaerating plant 5 is improved, to improve oxygen removal efficiency.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (10)
1. one end of a kind of hydrogen desiccation pipe, the transparent pipe (1) including hollow cylindrical, the transparent pipe (1) is equipped with sealing-plug
(2), the sealing-plug (2) offers gas outlet (26) and air inlet (27), and gas outlet (26), which are connected with, to be arranged in transparent pipe (1)
Interior escape pipe (4), it is characterised in that: the sealing-plug (2) is equipped with the leakproof for avoiding the interior gas leakage of transparent pipe (1)
Cotton layer (21), the leakproof cotton layer (21) are equipped with the reaction layer (22) that can be reacted with oxygen, the reaction layer
(22) it is equipped with the absorbent cotton layer for absorbing moisture, the escape pipe (4) sequentially passes through leakproof cotton layer (21), reaction layer
(22) and absorbent cotton layer.
2. a kind of hydrogen desiccation pipe according to claim 1, it is characterised in that: enclose in the transparent pipe (1) to be equipped with and be used for
The discoloration silica gel (25) of water suction.
3. a kind of hydrogen desiccation pipe according to claim 1, it is characterised in that: the transparent pipe (1) deviates from sealing-plug
(2) one end is equipped with filter structure (24).
4. a kind of hydrogen desiccation pipe according to claim 3, it is characterised in that: the filter structure (24) includes for inhaling
The absorbent cotton layer of water, the absorbent cotton layer are equipped with for the molecular sieve (241) with water suction, and the escape pipe (4) is away from sealing
One end of plug (2) is successively arranged in absorbent cotton layer and molecular sieve (241).
5. a kind of hydrogen desiccation pipe according to claim 1, it is characterised in that: the sealing-plug (2) is away from leakproof cotton layer
(21) one end is also connected with gas transformational structure (3).
6. a kind of hydrogen desiccation pipe according to claim 5, it is characterised in that: the gas transformational structure (3) includes gas
Body conversion plug (31), the gas conversion plug (31) include being provided in the middle part of gas conversion plug (31) and abutting with gas outlet (26)
Exhaust outlet (312) and be provided with gas conversion plug (31) side for air inlet (27) gas transmission blowing mouth
(311)。
7. a kind of hydrogen desiccation pipe according to claim 6, it is characterised in that: the gas conversion plug (31) is close to sealing
The one of plug (2) faces away from the direction indent of sealing-plug (2).
8. a kind of hydrogen desiccation pipe according to claim 1, it is characterised in that: the escape pipe (4) deviates from sealing-plug (2)
One end be equipped with filter tip (41).
9. a kind of hydrogen desiccation pipe according to claim 1, it is characterised in that: connected outside one end of the transparent pipe (1)
Have deaerating plant (5), the deaerating plant (5) includes reactor shell (51), and hydrogen is located in the reactor shell (51) and is entered
A side wall be equipped with absorbent wool, the side in the reactor shell (51) positioned at hydrogen output is also enclosed equipped with absorbent wool, two layers of suction
The reactant for being reacted with the oxygen in hydrogen is equipped between water cotton.
10. a kind of hydrogen desiccation pipe according to claim 9, it is characterised in that: enclose and set outside the reactor shell (51)
Have hollow heating tube (52), one end of the heating tube (52) is connected with water inlet pipe (53), the heating tube (52) deviate from into
One end of water pipe (53) is connected with outlet pipe (54), and the water inlet pipe (53) and outlet pipe (54) deviate from the one end of heating tube (52)
The water storage cylinder (55) that hot water is stored with one is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821714536.XU CN209348387U (en) | 2018-10-22 | 2018-10-22 | A kind of hydrogen desiccation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821714536.XU CN209348387U (en) | 2018-10-22 | 2018-10-22 | A kind of hydrogen desiccation pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209348387U true CN209348387U (en) | 2019-09-06 |
Family
ID=67780947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821714536.XU Expired - Fee Related CN209348387U (en) | 2018-10-22 | 2018-10-22 | A kind of hydrogen desiccation pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209348387U (en) |
-
2018
- 2018-10-22 CN CN201821714536.XU patent/CN209348387U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209348387U (en) | A kind of hydrogen desiccation pipe | |
| CN209010611U (en) | A kind of high efficiency hydrogen generating device | |
| CN206652372U (en) | A kind of exhaust apparatus for rubber production | |
| CN204846932U (en) | Extract holding vessel | |
| CN206915923U (en) | A kind of portable water purification machine | |
| CN209396898U (en) | A kind of lithium carbonate purifying technique device | |
| CN208553625U (en) | Continuous high-temperature organic waste gas treatment system | |
| CN206783459U (en) | A kind of drinking water disinfection cleaning equipment | |
| CN213977664U (en) | Microalgae fixing device for efficiently producing oxygen and air purifier | |
| CN212102007U (en) | Reactor for preparing lithium hexafluorophosphate | |
| CN214361084U (en) | Ultra-large ethylene refining tower | |
| CN209490686U (en) | A kind of gas collector of hydrogen peroxide hydrogenation tower | |
| CN208612042U (en) | Efficient anaerobic biogas filters cleaning device | |
| CN212282484U (en) | Hydrogen double-cavity convolution humidifier | |
| CN104474855A (en) | Non-chain-type DF/HF laser discharge product small-scale dry-treatment device | |
| CN209188384U (en) | A kind of graphite industrial water mist dust-extraction unit | |
| CN205974216U (en) | A integral type septic tank for rural domestic sewage treatment | |
| CN208990515U (en) | A kind of carbon dioxide recovering apparatus | |
| CN207886852U (en) | Cooled equipment for treating industrial waste gas | |
| CN207891310U (en) | Biomass gasification equipment | |
| CN209052404U (en) | A kind of nitrogen gas generator with waste discharge structure | |
| CN207987166U (en) | A kind of solarization vinegar fermentation tank | |
| CN206762628U (en) | A kind of boiler flue gas purification exhaust system | |
| CN206793164U (en) | A kind of offset ink processes raw material special filter-pressing device | |
| CN209705932U (en) | A kind of air-purifying streetlamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190906 |