CN106751513A - A kind of chemical industry cooling tower high efficient heat exchanging filler - Google Patents
A kind of chemical industry cooling tower high efficient heat exchanging filler Download PDFInfo
- Publication number
- CN106751513A CN106751513A CN201611167267.5A CN201611167267A CN106751513A CN 106751513 A CN106751513 A CN 106751513A CN 201611167267 A CN201611167267 A CN 201611167267A CN 106751513 A CN106751513 A CN 106751513A
- Authority
- CN
- China
- Prior art keywords
- parts
- cooling tower
- chemical industry
- heat exchanging
- efficient heat
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of chemical industry cooling tower high efficient heat exchanging filler, it is related to technical field of chemical, is made up of the raw material of following parts by weight：15 20 parts of bisphenol A formaldehyde epoxy resin, 10 15 parts of chlorinated polyethylene rubber, 5 10 parts of polyphenylene sulfide, 5 10 parts of saturated polyester resin, 48 parts of volcanic ash, 36 parts of C5 hydrogenated petroleum resins, 36 parts of hydrogenated rosin pentaerythritol ester, 24 parts of toughener, 24 parts of PLA, 24 parts of polytetrafluoroethylwax wax, 12 parts of 12 part, nanometer rubber powder of ceramic, 12 parts of aluminium-magnesium silicate, 0.5 1 parts of bodied ferric sulfate, 0.5 1 parts of double trifluoromethanesulfonimides, 0.05 0.1 parts of yittrium oxide.Not only chemical stability is good for the made filler of the present invention, acidproof, alkaline-resisting and organic solvent the corrosion of energy, it is adaptable to the cooling of various chemical fluids；And hydrophily is strong, and good film-forming property, heat conduction efficiency is high.
Description
Technical field：
The present invention relates to chemical industry equipment field of material technology, and in particular to a kind of chemical industry cooling tower high efficient heat exchanging filler.
Background technology：
Cooling tower is as circulating coolant, from a system in absorption heat dissipation to air, to reduce water temperature with water
Device.Cold and hot exchange is carried out after being contacted with air flow using water and produces steam, steam volatilization takes away heat and reaches Evapotranspiration
The principles such as heat, convection heat transfer' heat-transfer by convection and radiant heat transfer reduce the evaporation of water temperature to disperse the waste heat produced in industrial or refrigeration air-conditioner
Heat abstractor, to ensure the normal operation of system.Filler is the most important part of cooling tower, and its efficiency depends on cooling
The degree that water is fully contacted with air in filler.The cooling tower filler chemical stability for being used at present is good, can be acidproof, alkaline-resisting
And the corrosion of organic solvent, but hydrophily is weaker, and film forming is poor, is unfavorable for improving heat conduction efficiency.
The content of the invention：
The technical problems to be solved by the invention are to provide a kind of chemical industry that chemical stability is good and heat conduction efficiency is high
Cooling tower high efficient heat exchanging filler.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of chemical industry cooling tower high efficient heat exchanging filler, is made up of the raw material of following parts by weight：
15-20 parts of bisphenol A formaldehyde epoxy resin, chlorinated polyethylene rubber 10-15 parts, polyphenylene sulfide 5-10 parts, saturation gather
5-10 parts of ester resin, volcanic ash 4-8 parts, 3-6 parts of C5 hydrogenated petroleum resins, 3-6 parts of hydrogenated rosin pentaerythritol ester, toughener 2-
4 parts, PLA 2-4 parts, polytetrafluoroethylwax wax 2-4 parts, ceramic 1-2 parts, 1-2 parts of nanometer rubber powder, aluminium-magnesium silicate 1-2 parts,
Bodied ferric sulfate 0.5-1 parts, double trifluoromethanesulfonimide 0.5-1 parts, yittrium oxide 0.05-0.1 parts.
Its preparation method comprises the following steps：
(1) to polyphenylene sulfide and C5 hydrogenated petroleum resins is added in bisphenol A formaldehyde epoxy resin, with the intensification of 5 DEG C/min
Speed is warming up to 130-135 DEG C of insulation mixing 30min, is subsequently adding volcanic ash, toughener and PLA, and continue in 130-
Mixing 15min is incubated at 135 DEG C, material I is obtained final product；
(2) to addition saturated polyester resin, hydrogenated rosin pentaerythritol ester and nanometer rubber powder in chlorinated polyethylene rubber, then
120-130 DEG C of insulation mixing 20min is warming up to the programming rate of 10 DEG C/min, polytetrafluoroethylwax wax, ceramics is subsequently adding micro-
Powder and double trifluoromethanesulfonimides, and continue to be incubated mixing 10min at 120-130 DEG C, obtain final product material II；
(3) to material II, aluminium-magnesium silicate, bodied ferric sulfate and yittrium oxide is added in material I, gained is mixed after being sufficiently mixed
Compound stands 1h in being transferred to 0-5 DEG C of environment immediately, is then warming up to 120-125 DEG C of insulation mixing with the programming rate of 5 DEG C/min
15min, last extruded shaping is obtained filler.
The toughener is made up of the raw material of following parts by weight：Polyvinyl alcohol resin 5-10 parts, terpene resin 3-5 parts,
Polyethylene glycol oxide 3-5 parts, acrylate 3-5 parts of dipentaerythrite six, PAMC 2-3 parts, PVPP
2-3 parts, asbestos wool 1-2 parts, glass fiber powder 1-2 parts, lanonol 0.5-1 parts, water 50-60 parts, its preparation method is：Xiang Shuizhong
Polyvinyl alcohol resin, terpene resin and polyethylene glycol oxide are added, 30min is stood after being sufficiently mixed, and it is micro- using microwave treater
Ripple processes 10min, adds the acrylate of dipentaerythrite six, PAMC and lanonol, after being well mixed
Continue microwave treatment 5min, 50-55 DEG C of insulation mixing is then cooled to the cooling rate of 5 DEG C/min in the case where being stirred continuously
30min, is subsequently added PVPP, asbestos wool and glass fiber powder, and microwave treatment 5min again after being sufficiently mixed, gained is mixed
In compound feeding spray dryer, gained particulate abrasive into powder will be finally dried.
The nanometer rubber powder is made up of the raw material of following parts by weight：Chlorinated polypropylene 3-5 parts, allyl glycidyl it is sweet
Oily ether 2-3 parts, super fine magnesia 1-2 parts, 1-2 parts of hydrogenated castor oleic acid, N hydroxymethyl acrylamide 0.5-1 parts, isomery alcohol gather
0.5-1 parts of oxygen vinethene, sulfurized lard 0.3-0.5 parts, butyl stearate 0.3-0.5 parts, its preparation method is：To chlorination poly- third
Allyl glycidyl ether, hydrogenated castor oleic acid and isomeric alcohol polyethenoxy ether are added in olefine resin, is sufficiently mixed, and using micro-
Ripple processor microwave treatment 5min, adds N hydroxymethyl acrylamide and sulfurized lard, and microwave treatment is continued after being well mixed
5min, then adds super fine magnesia and butyl stearate, in gained mixture feeding nano-level grinder, through being fully ground while hot
Nanometer rubber powder is obtained.
The microwave frequency of the microwave treater is 2450MHz, power is 700W.
The particle mean size of the nanometer rubber powder is 15-30 nanometers.
The beneficial effects of the invention are as follows：The present invention is aided with haloflex with bisphenol A formaldehyde epoxy resin as primary raw material
Rubber and various auxiliary agents are obtained chemical industry cooling tower filler, and the filler is nontoxic, disused stuffing material can recycling, to reduce
Environmental pollution and avoid the wasting of resources；The filler chemical stability is good simultaneously, acidproof, alkaline-resisting and organic solvent the corrosion of energy, fits
For the cooling of various chemical fluids；And hydrophily is strong, and good film-forming property, heat conduction efficiency is high.
Specific embodiment：
In order that technological means, creation characteristic, reached purpose and effect that the present invention is realized are easy to understand, tie below
Specific embodiment is closed, the present invention is expanded on further.
Embodiment 1
(1) in 20 parts of bisphenol A formaldehyde epoxy resin add 5 parts of polyphenylene sulfides and 3 parts of C5 hydrogenated petroleum resins, with 5 DEG C/
The programming rate of min is warming up to 130-135 DEG C of insulation mixing 30min, is subsequently adding 6 parts of volcanic ash, 3 parts of toughener and 2 parts poly-
Lactic acid, and continue to be incubated mixing 15min at 130-135 DEG C, obtain final product material I；
(2) to 5 parts of saturated polyester resins, 3 parts of hydrogenated rosin pentaerythritol esters and 1 of addition in 15 parts of chlorinated polyethylene rubbers
Part nanometer rubber powder, then 120-130 DEG C of insulation mixing 20min is warming up to the programming rate of 10 DEG C/min, it is subsequently adding 2 parts poly- four
The double trifluoromethanesulfonimides of PVF wax, 2 parts of ceramics and 0.5 part, and continue to be incubated mixing at 120-130 DEG C
10min, obtains final product material II；
(3) to material II, 2 parts of aluminium-magnesium silicates, 0.5 part of bodied ferric sulfate and 0.05 part of yittrium oxide are added in material I, fully
Gained mixture is transferred to immediately after mixing 1h is stood in 0-5 DEG C of environment, 120- is then warming up to the programming rate of 5 DEG C/min
125 DEG C of insulation mixing 15min, last extruded shaping is obtained filler.
The preparation of toughener：To 5 parts of polyvinyl alcohol resins, 5 parts of terpene resins and 3 parts of polyoxyethylenes of addition in 60 parts of water
Alkene, stands 30min after being sufficiently mixed, and using microwave frequency 2450MHz, the microwave treater microwave treatment of power 700W
10min, adds 3 parts of acrylate of dipentaerythrite six, 2 parts of PAMCs and 0.5 part of lanonol, and mixing is equal
Continue microwave treatment 5min after even, 50-55 DEG C of insulation mixing is then cooled to the cooling rate of 5 DEG C/min in the case where being stirred continuously
30min, is subsequently added 2 parts of PVPPs, 2 parts of asbestos wools and 1 part of glass fiber powder, microwave treatment again after being sufficiently mixed
5min, in gained mixture feeding spray dryer, will finally dry gained particulate abrasive into powder.
The preparation of nanometer rubber powder：To 2 parts of allyl glycidyl ethers of addition, 2 parts of hydrogenation castors in 5 parts of chlorinated polypropylenes
Sesame oil acid and 0.5 part of isomeric alcohol polyethenoxy ether, are sufficiently mixed, and utilize at microwave frequency 2450MHz, the microwave of power 700W
Reason device microwave treatment 5min, adds 0.5 part of N hydroxymethyl acrylamide and 0.5 part of sulfurized lard, continues micro- after being well mixed
Ripple processes 5min, and 2 parts of super fine magnesias and 0.3 part of butyl stearate are then added while hot, and gained mixture feeding is nano-milled
In machine, through being fully ground the nanometer rubber powder that prepared particle mean size is 15-30 nanometers.
Embodiment 2
(1) in 20 parts of bisphenol A formaldehyde epoxy resin add 5 parts of polyphenylene sulfides and 3 parts of C5 hydrogenated petroleum resins, with 5 DEG C/
The programming rate of min is warming up to 130-135 DEG C of insulation mixing 30min, is subsequently adding 8 parts of volcanic ash, 3 parts of toughener and 2 parts poly-
Lactic acid, and continue to be incubated mixing 15min at 130-135 DEG C, obtain final product material I；
(2) to 6 parts of saturated polyester resins, 3 parts of hydrogenated rosin pentaerythritol esters and 1 of addition in 15 parts of chlorinated polyethylene rubbers
Part nanometer rubber powder, then 120-130 DEG C of insulation mixing 20min is warming up to the programming rate of 10 DEG C/min, it is subsequently adding 3 parts poly- four
The double trifluoromethanesulfonimides of PVF wax, 2 parts of ceramics and 0.5 part, and continue to be incubated mixing at 120-130 DEG C
10min, obtains final product material II；
(3) to material II, 1 part of aluminium-magnesium silicate, 0.5 part of bodied ferric sulfate and 0.05 part of yittrium oxide is added in material I, fully
Gained mixture is transferred to immediately after mixing 1h is stood in 0-5 DEG C of environment, 120- is then warming up to the programming rate of 5 DEG C/min
125 DEG C of insulation mixing 15min, last extruded shaping is obtained filler.
The preparation of toughener：To 8 parts of polyvinyl alcohol resins, 3 parts of terpene resins and 3 parts of polyoxyethylenes of addition in 60 parts of water
Alkene, stands 30min after being sufficiently mixed, and using microwave frequency 2450MHz, the microwave treater microwave treatment of power 700W
10min, adds 3 parts of acrylate of dipentaerythrite six, 3 parts of PAMCs and 0.5 part of lanonol, and mixing is equal
Continue microwave treatment 5min after even, 50-55 DEG C of insulation mixing is then cooled to the cooling rate of 5 DEG C/min in the case where being stirred continuously
30min, is subsequently added 3 parts of PVPPs, 1 part of asbestos wool and 1 part of glass fiber powder, microwave treatment again after being sufficiently mixed
5min, in gained mixture feeding spray dryer, will finally dry gained particulate abrasive into powder.
The preparation of nanometer rubber powder：To 3 parts of allyl glycidyl ethers of addition, 1 part of hydrogenation castor in 5 parts of chlorinated polypropylenes
Sesame oil acid and 1 part of isomeric alcohol polyethenoxy ether, are sufficiently mixed, and using microwave frequency 2450MHz, the microwave treatment of power 700W
Device microwave treatment 5min, adds 0.5 part of N hydroxymethyl acrylamide and 0.5 part of sulfurized lard, and microwave is continued after being well mixed
Treatment 5min, then adds 2 parts of super fine magnesias and 0.3 part of butyl stearate, gained mixture feeding nano-level grinder while hot
In, through being fully ground the nanometer rubber powder that prepared particle mean size is 15-30 nanometers.
General principle of the invention and principal character and advantages of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not limited to the above embodiments, simply explanation described in above-described embodiment and specification this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appending claims and its
Equivalent thereof.
Claims (6)
1. a kind of chemical industry cooling tower high efficient heat exchanging filler, it is characterised in that be made up of the raw material of following parts by weight：
15-20 parts of bisphenol A formaldehyde epoxy resin, chlorinated polyethylene rubber 10-15 parts, polyphenylene sulfide 5-10 parts, saturated polyester tree
Fat 5-10 parts, volcanic ash 4-8 parts, 3-6 parts of C5 hydrogenated petroleum resins, 3-6 parts of hydrogenated rosin pentaerythritol ester, toughener 2-4 parts,
PLA 2-4 parts, polytetrafluoroethylwax wax 2-4 parts, ceramic 1-2 parts, 1-2 parts of nanometer rubber powder, aluminium-magnesium silicate 1-2 parts, polymerization
Ferric sulfate 0.5-1 parts, double trifluoromethanesulfonimide 0.5-1 parts, yittrium oxide 0.05-0.1 parts.
2. chemical industry cooling tower high efficient heat exchanging filler according to claim 1, it is characterised in that its preparation method is included such as
Lower step：
(1) to polyphenylene sulfide and C5 hydrogenated petroleum resins is added in bisphenol A formaldehyde epoxy resin, with the programming rate of 5 DEG C/min
130-135 DEG C of insulation mixing 30min is warming up to, volcanic ash, toughener and PLA is subsequently adding, and continue at 130-135 DEG C
Lower insulation mixing 15min, obtains final product material I；
(2) to addition saturated polyester resin, hydrogenated rosin pentaerythritol ester and nanometer rubber powder in chlorinated polyethylene rubber, then with 10
DEG C/programming rate of min is warming up to 120-130 DEG C of insulation mixing 20min, be subsequently adding polytetrafluoroethylwax wax, ceramic and
Double trifluoromethanesulfonimides, and continue to be incubated mixing 10min at 120-130 DEG C, obtain final product material II；
(3) to material II, aluminium-magnesium silicate, bodied ferric sulfate and yittrium oxide is added in material I, by gained mixture after being sufficiently mixed
It is transferred to immediately in 0-5 DEG C of environment and stands 1h, 120-125 DEG C of insulation mixing is then warming up to the programming rate of 5 DEG C/min
15min, last extruded shaping is obtained filler.
3. chemical industry cooling tower high efficient heat exchanging filler according to claim 1 and 2, it is characterised in that the toughener by
The raw material of following parts by weight is made：Polyvinyl alcohol resin 5-10 parts, terpene resin 3-5 parts, polyethylene glycol oxide 3-5 parts, poly- two
Acrylate 3-5 parts of pentaerythrite six, PAMC 2-3 parts, PVPP 2-3 parts, asbestos wool 1-2 parts, glass
1-2 parts of glass fiber powder, lanonol 0.5-1 parts, water 50-60 parts, its preparation method is：Xiang Shuizhong adds polyvinyl alcohol resin, terpene
Olefine resin and polyethylene glycol oxide, stand 30min after being sufficiently mixed, and utilize microwave treater microwave treatment 10min, add poly-
Dipentaerythritol acrylate, PAMC and lanonol, continue microwave treatment 5min, then after being well mixed
In the case where being stirred continuously with the cooling rate of 5 DEG C/min be cooled to 50-55 DEG C insulation mixing 30min, be subsequently added PVPP,
Asbestos wool and glass fiber powder, microwave treatment 5min again after being sufficiently mixed, in gained mixture feeding spray dryer, finally
Gained particulate abrasive into powder will be dried.
4. chemical industry cooling tower high efficient heat exchanging filler according to claim 1 and 2, it is characterised in that the nanometer rubber powder
It is made up of the raw material of following parts by weight：Chlorinated polypropylene 3-5 parts, allyl glycidyl ether 2-3 parts, super fine magnesia
1-2 parts, 1-2 parts of hydrogenated castor oleic acid, N hydroxymethyl acrylamide 0.5-1 parts, isomeric alcohol polyethenoxy ether 0.5-1 parts, vulcanization
Lard 0.3-0.5 parts, butyl stearate 0.3-0.5 parts, its preparation method is：Contracted to pi-allyl is added in chlorinated polypropylene
Water glycerin ether, hydrogenated castor oleic acid and isomeric alcohol polyethenoxy ether, are sufficiently mixed, and utilize microwave treater microwave treatment
5min, adds N hydroxymethyl acrylamide and sulfurized lard, and microwave treatment 5min is continued after being well mixed, and then adds while hot
Super fine magnesia and butyl stearate, in gained mixture feeding nano-level grinder, through being fully ground prepared nanometer rubber powder.
5. the chemical industry cooling tower high efficient heat exchanging filler according to claim 3 or 4, it is characterised in that the microwave treatment
The microwave frequency of device is 2450MHz, power is 700W.
6. chemical industry cooling tower high efficient heat exchanging filler according to claim 4, it is characterised in that the nanometer rubber powder it is flat
Equal granularity is 15-30 nanometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611167267.5A CN106751513A (en) | 2016-12-16 | 2016-12-16 | A kind of chemical industry cooling tower high efficient heat exchanging filler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611167267.5A CN106751513A (en) | 2016-12-16 | 2016-12-16 | A kind of chemical industry cooling tower high efficient heat exchanging filler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106751513A true CN106751513A (en) | 2017-05-31 |
Family
ID=58893070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611167267.5A Withdrawn CN106751513A (en) | 2016-12-16 | 2016-12-16 | A kind of chemical industry cooling tower high efficient heat exchanging filler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106751513A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822806A (en) * | 2018-06-11 | 2018-11-16 | 四会市恒星智能科技有限公司 | A kind of lead-acid battery electrode plate Non-oxidized coolant and preparation method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104086809A (en) * | 2014-07-01 | 2014-10-08 | 安徽江威精密制造有限公司 | Special filler for water-resistant anti-aging capacitor film and preparation method thereof |
| CN106009483A (en) * | 2016-06-07 | 2016-10-12 | 马逸晗 | Filling material for signal-line inside insulation shock absorption |
| CN106220928A (en) * | 2016-08-08 | 2016-12-14 | 安徽埃克森科技集团有限公司 | The outside rubber sheath of a kind of large span aerial cable |
-
2016
- 2016-12-16 CN CN201611167267.5A patent/CN106751513A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104086809A (en) * | 2014-07-01 | 2014-10-08 | 安徽江威精密制造有限公司 | Special filler for water-resistant anti-aging capacitor film and preparation method thereof |
| CN106009483A (en) * | 2016-06-07 | 2016-10-12 | 马逸晗 | Filling material for signal-line inside insulation shock absorption |
| CN106220928A (en) * | 2016-08-08 | 2016-12-14 | 安徽埃克森科技集团有限公司 | The outside rubber sheath of a kind of large span aerial cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108822806A (en) * | 2018-06-11 | 2018-11-16 | 四会市恒星智能科技有限公司 | A kind of lead-acid battery electrode plate Non-oxidized coolant and preparation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203886225U (en) | Heat energy and solvent recycling device for drying equipment | |
| CN108676210A (en) | A kind of processing method of low temperature resistant oil proof type rubber seal | |
| CN106751513A (en) | A kind of chemical industry cooling tower high efficient heat exchanging filler | |
| CN105670756A (en) | Valve lubricating grease and preparation method thereof | |
| CN106496760A (en) | Decorating outer wall of building plate factory lumber plastic composite materials and preparation method thereof | |
| CN106589547A (en) | PE-RT (polyethylene of raised temperature resistance) floor heating pipe and production method and application thereof | |
| CN106589568A (en) | Corrosion-resistant heat preservation cotton for chemical fluid medium conveying pipeline | |
| CN207163047U (en) | A kind of liquid oxygen cold recovery utilizes system | |
| CN102643189B (en) | System and method for recovering perfluoro caprylic acid from tail gas | |
| CN209672884U (en) | A kind of waste-heat recovery device with waste gas purification function | |
| CN106752750A (en) | A kind of cylinder body of hydraulic oil cylinder inwall proprietary powder coatingses | |
| CN203329385U (en) | Solvent recycling machine implemented by using hot air | |
| CN103277995A (en) | Drying system based on heat pipe and use method of drying system | |
| CN203635198U (en) | Ethoxylation reaction heat recycling device | |
| CN108298869A (en) | A kind of thermal insulation decorative material and preparation method thereof | |
| CN102997311B (en) | Power plant condensing heat recovery heat supply system | |
| CN103767524A (en) | Efficient heat pump cooking utensil for recovering steam and steam heat recovery method thereof | |
| CN206281029U (en) | A kind of compound big temperature difference heat pump heat distribution system of tandem | |
| CN106752270A (en) | A kind of special delustring micro mist wax of valve protective coating | |
| CN106279922A (en) | A kind of Environment-friendlyplastic plastic wood composite pallet and preparation method thereof | |
| CN108395751A (en) | A kind of preparation method of mechanical equipment weatherability coating | |
| CN107057483A (en) | A kind of chemical industry boiler good antiscale property synergist and preparation method thereof | |
| CN204286126U (en) | A kind of waste-heat recovery device for pure quartz glass melt | |
| CN108317728A (en) | A kind of computer room heat pump of recovering residual heat | |
| CN109114993A (en) | Desulfidation tail gas apparatus for reusing residual heat |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170531 |