CN107218828A - A kind of novel carbon fiber heat exchanger and its manufacture craft - Google Patents
A kind of novel carbon fiber heat exchanger and its manufacture craft Download PDFInfo
- Publication number
- CN107218828A CN107218828A CN201710450044.8A CN201710450044A CN107218828A CN 107218828 A CN107218828 A CN 107218828A CN 201710450044 A CN201710450044 A CN 201710450044A CN 107218828 A CN107218828 A CN 107218828A
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- Prior art keywords
- carbon fiber
- heat exchanger
- fiber heat
- chuck
- perforated plate
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/02—Constructions of heat-exchange apparatus characterised by the selection of particular materials of carbon, e.g. graphite
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0229—Double end plates; Single end plates with hollow spaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Ceramic Products (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a kind of novel carbon fiber heat exchanger and its manufacture craft, heat exchanger includes chuck, carbon fiber heat exchanger tube, deflection plate, upper perforated plate, lower perforated plate；Many carbon fiber heat exchanger tubes are vertically arranged with the internal cavities of chuck；Deflection plate is multiple, and multiple deflection plates are distributed in the internal cavities of chuck from the top down, and adjacent deflection plate is in be dislocated arrangement；The two ends of carbon fiber heat exchanger tube are positioned by upper false tubesheet, lower false tubesheet respectively；The tube sheet and false tubesheet of the same side are realized by metal pull bar or frock clamp and are strained and fixed；Upper false tubesheet, lower false tubesheet are closely bonded with upper perforated plate, lower perforated plate respectively.Heat exchanger prepared by the present invention has the advantages that high heat transfer, high intensity, the corrosion of resistance to extensive chemical, can significantly improve adaptability and service life of the equipment under bad working environments environment；In addition, the preparation method of the present invention is simple, cost of material is relatively low, is favorably improved enterprise profit, is suitable for large-scale popularization and application.
Description
Technical field
The present invention relates to a kind of heat exchanger and its manufacture craft, more particularly to a kind of novel carbon fiber heat exchanger and its
Manufacture craft, belongs to technical field of heat exchange.
Background technology
Heat exchanger is also known as heat exchanger, is the equipment that the partial heat of hot fluid is passed to cold fluid, in chemical industry, stone
Occupy critical role in oil, power, food and other many industrial productions.Existing heat exchanger mainly divides according to the difference of material
For metallic recuperator and nonmetallic high polymer material heat exchanger.Wherein, metallic recuperator has that corrosion resistance is poor, service life
Short defect, rather than metal-polymer heat exchanger conduction efficiency it is relatively low the problem of still have to be solved, it is and most of high
Molecule material is more crisp, and broken in rapid heat cycle state, compression resistance is low, causes intensity relatively low.Current China is in development stainless steel
Have different degrees of progress in terms of the nonmetallic materials such as copper alloy composite material, almag and carborundum, wherein especially with
Titanium development is very fast, but because the cost of Titanium costly, always fails the popularization and application popularized.
The content of the invention
In order to solve the weak point present in above-mentioned technology, the invention provides a kind of novel carbon fiber heat exchanger and
Its manufacture craft.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of novel carbon fiber heat exchanger, bag
Chuck is included, it also includes carbon fiber heat exchanger tube, deflection plate, upper perforated plate, lower perforated plate；It is vertically arranged with the internal cavities of chuck many
Root carbon fiber heat exchanger tube；Axle center of the carbon fiber heat exchanger tube along chuck is in equilateral triangle or square profile；
Deflection plate is multiple, and multiple deflection plates are distributed in the internal cavities of chuck from the top down；Adjacent deflection plate is left
Dextroposition is arranged, and plays a part of increasing the shell-side fluid residence time；
The two ends of carbon fiber heat exchanger tube are positioned by upper false tubesheet, lower false tubesheet respectively；Upper false tubesheet, under
False tubesheet is closely bonded with upper perforated plate, lower perforated plate respectively；Upper perforated plate, the other end of lower perforated plate be respectively arranged with upper cover, under
End socket；
The upper end of upper cover, the lower end of low head are covered respectively is equipped with upper cover plate, lower cover；The end socket, cover plate, pipe of the same side
Plate is realized by metal pull bar and is strained and fixed；
The composite that carbon fiber heat exchanger tube is combined by carbon fiber, thermosetting resin and curing agent is prepared from；Heat
Thermosetting resin is phenolic resin or phenol-formaldehyde resin modified or furane resins or polyimides；Upper perforated plate, the material of lower perforated plate are stone
Ink or polytetrafluoroethylene (PTFE) or polypropylene or fiberglass or metal spraying PFA or metal line with rubber or corrosion resistant metal.
Carbon fiber heat exchanger tube directly realizes its mechanical seal with upper perforated plate, lower perforated plate by O-ring seal.
The side of chuck upper flanges is provided with drain；The side of end flanges is provided with discharging hole under chuck.
The centre of the centre of upper cover plate and upper cover, lower cover and low head offers technique side port；The upper end of chuck,
Lower end offers service side port.
A kind of manufacture craft of novel carbon fiber heat exchanger, it is comprised the following steps that：
Ith, by carbon fibre initial rinse stain in thermosetting resin matrix, resin and carbon fiber is made to be combined to form composite；
Carbon fiber surface after pre-preg wraps up one layer using phenolic aldehyde or epoxy resin as the curing agent of host again, makes curing agent fine with carbon
Wiki group reacts to form strong chemical bond, so that two kinds of different materials of property firmly be combined, prevents fiber from rising
Hair；
IIth, will be wound into after the carbon fiber heating after solidification to viscosity flow state on core, control winding thickness 20mm with
On；Or will be wound into after the carbon fiber heating after solidification to viscosity flow state on graphite-pipe, control winding thickness is in more than 10mm；It is de-
Mould, is made carbon fiber heat exchanger tube；
IIIth, using technique for sticking or the independent packing seal technique of individual carbon fibers heat exchanger tube by carbon fiber exchanger tubes and tubesheets
It is fixed；The bonding agent that technique for sticking is used is mixed by thermosetting resin, carbon fiber, curing agent；Heat in bonding agent
Thermosetting resin is identical with the thermosetting resin material in carbon fiber heat exchanger tube；
IVth, along the axial direction of carbon fiber heat exchanger tube successively arranged in dislocation deflection plate；The carbon fiber of completion Nian Jie with tube sheet is changed
Heat pipe is sealed in chuck, predictive QoS side port on chuck；End socket is installed in the outside of tube sheet, then installed in the outside of end socket
Cover plate, and the reserved technique side port on cover plate and end socket；It is two to service side port and technique side port, the stream for realizing liquid
Dynamic and heat exchange.
Technique for sticking is first to be positioned at the two ends of carbon fiber heat exchanger tube by false tubesheet, then using bonding agent
False tubesheet, tube sheet and carbon fiber heat exchanger tube are bonded together, then by metal pull bar or frock clamp fixed tube sheet with it is auxiliary
Tube sheet is helped, the bonding agent of carbon fiber exchanger tubes and tubesheets abutting edge is filled more closely knit, seals safer；Individual carbon fibers exchange heat
It is to set O-ring seal in the joint of carbon fiber exchanger tubes and tubesheets to manage independent packing seal technique, and is screwed
Extrusion expansion is carried out to O-ring seal, the mechanical seal between carbon fiber exchanger tubes and tubesheets is realized.
A kind of novel carbon fiber heat exchanger is used to make cooler, condenser, gas absorber, heater, evaporator.
Heat exchanger prepared by the present invention has the advantages that high heat transfer, high intensity, the corrosion of resistance to extensive chemical, can significantly improve equipment
Adaptability and service life under bad working environments environment；In addition, the preparation method of the present invention is simple, cost of material compared with
It is low, enterprise profit is favorably improved, is suitable for large-scale popularization and application.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the heat exchanger prepared using technique for sticking.
Fig. 2 is the structure chart of the heat exchanger prepared using the independent packing seal technique of individual carbon fibers heat exchanger tube.
Fig. 3 is Fig. 2 part mplifying structure schematic diagram.
In figure：1st, O-ring seal；2nd, carbon fiber heat exchanger tube；3rd, deflection plate；4th, chuck；5th, upper false tubesheet；6th, lower auxiliary
Tube sheet；7th, upper perforated plate；8th, lower perforated plate；9th, upper cover；10th, low head；11st, upper cover plate；12nd, lower cover；13rd, metal pull bar；14、
Drain；15th, discharging hole；16th, technique side port；17th, side port is serviced.
Embodiment
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 3, a kind of novel carbon fiber heat exchanger, including chuck 4, it also include carbon fiber heat exchanger tube 2,
Deflection plate 3, upper perforated plate 7, lower perforated plate 8；Many carbon fiber heat exchanger tubes 2 are vertically arranged with the internal cavities of chuck 4；Carbon fiber is changed
Axle center of the heat pipe 2 along chuck 4 is in equilateral triangle or square profile；
Deflection plate 3 is multiple, and multiple deflection plates are distributed in the internal cavities of chuck 4 from the top down；Adjacent deflection plate 3
Arrangement is dislocated, plays a part of increasing the shell-side fluid residence time, and the distance between deflection plate 3 can be adjusted, so that
More effective coutroi velocity, improves heat transfer efficiency；
The two ends of carbon fiber heat exchanger tube 2 are positioned by upper false tubesheet 5, lower false tubesheet 6 respectively；Upper false tubesheet
5th, lower false tubesheet 6 is closely bonded with upper perforated plate 7, lower perforated plate 8 respectively；Upper perforated plate 7, the other end of lower perforated plate 8 are respectively arranged with
Upper cover 9, low head 10；
The upper end of upper cover 9, the lower end of low head 10 are covered respectively is equipped with upper cover plate 11, lower cover 12；The end socket of the same side,
Cover plate, tube sheet are realized by metal pull bar 13 and are strained and fixed；
The composite that carbon fiber heat exchanger tube 2 is combined by carbon fiber, thermosetting resin and curing agent is prepared from；Its
In, carbon fiber can be replaced graphite fibre；Thermosetting resin is phenolic resin or phenol-formaldehyde resin modified or furane resins or polyamides
Imines；Upper perforated plate 7, the material of lower perforated plate 8 are graphite or polytetrafluoroethylene (PTFE) or polypropylene or fiberglass or metal spraying PFA or gold
Belong to the various resistant materials such as line with rubber, depending on specific operating mode.
Another sealing technology between carbon fiber heat exchanger tube 2 and tube sheet is：In the joint of carbon fiber exchanger tubes and tubesheets
Place sets O-ring seal 1, and the mechanical seal between carbon fiber heat exchanger tube 2 and tube sheet is realized by O-ring seal 1.
The side of the upper flanges of chuck 4 is provided with drain 14；The side of 4 times end flanges of chuck is provided with discharging hole 15.
The centre of the centre of upper cover plate 11 and upper cover 9, lower cover 12 and low head 10 offers technique side port 16；Folder
Upper end, the lower end of set 4 offer service side port 17.
A kind of manufacture craft of novel carbon fiber heat exchanger, it is comprised the following steps that：
Ith, by carbon fiber (or graphite fibre) pre-preg in thermosetting resin (including phenolic resin, phenol-formaldehyde resin modified, furan
The polymer chemistry such as furane resins, polyimides synthesis thermosetting resin etc.) in matrix, make resin and carbon fiber be combined to form multiple
Condensation material；Carbon fiber surface after pre-preg wraps up one layer using phenolic aldehyde or epoxy resin as the curing agent of host again, makes solidification
Agent reacts to form strong chemical bond with carbon fiber group, so that two kinds of different materials of property firmly be combined, prevents
Only fibre pick；
IIth, will be wound into after the carbon fiber heating after solidification to viscosity flow state on core, control winding thickness 20mm with
On；Or will be wound into after the carbon fiber heating after solidification to viscosity flow state on graphite-pipe, control winding thickness is in more than 10mm；Tool
Body thickness is depending on the use pressure of heat exchanger；The demoulding, is made carbon fiber heat exchanger tube；
IIIth, using technique for sticking or the independent packing seal technique of individual carbon fibers heat exchanger tube by carbon fiber exchanger tubes and tubesheets
It is fixed, installs simply, conveniently, easily changed when carbon fiber heat exchanger tube is damaged；The bonding agent that technique for sticking is used is by thermosetting
Property resin, carbon fiber, curing agent etc. are mixed；Thermosetting resin in bonding agent and the thermosetting tree in carbon fiber heat exchanger tube
Fat material is identical；
IVth, along the axial direction of carbon fiber heat exchanger tube successively arranged in dislocation deflection plate；The carbon fiber of completion Nian Jie with tube sheet is changed
Heat pipe is sealed in chuck, predictive QoS side port on chuck；End socket is installed in the outside of tube sheet, then installed in the outside of end socket
Cover plate, and the reserved technique side port on cover plate and end socket；It is two to service side port and technique side port, the stream for realizing liquid
Dynamic and heat exchange.
Technique for sticking is first to be positioned at the two ends of carbon fiber heat exchanger tube by false tubesheet, then using bonding agent
False tubesheet, tube sheet and carbon fiber heat exchanger tube are bonded together, then by metal pull bar or frock clamp fixed tube sheet with it is auxiliary
Tube sheet is helped, the bonding agent of carbon fiber exchanger tubes and tubesheets abutting edge is filled more closely knit, performance is more stable；
The independent packing seal technique of individual carbon fibers heat exchanger tube is to set O-shaped in the joint of carbon fiber exchanger tubes and tubesheets
Sealing ring, and be screwed to O-ring seal progress extrusion expansion, realize the machinery between carbon fiber exchanger tubes and tubesheets
Sealing；Sealing ring of the visual operating mode of O-ring seal from quality of rubber materials such as FKM, FFKM.
A kind of novel carbon fiber heat exchanger can be widely used for make cooler, condenser, gas absorber, heater,
The various heat transmission equipments such as evaporator.
The present invention has the advantage that compared with conventional art：
1) corrosion resistance and good of heat exchanger, is resistant to most of non-acid with strong oxidizing property, alkali, salting liquid and most of organic molten
Agent, can extension fixture service life；
2) intensity of heat exchanger is higher, and tensile strength, in more than 350MPa, is 7-9 times of steel；Tensile modulus of elasticity is
23000~43000MPa, is also higher than steel, and the adaptability to bad working environments environment is stronger；
3) heat exchanger superhigh temperature resistant, fatigue durability under non-oxidizing atmosphere is good, specific heat and electric conductivity between it is nonmetallic with it is golden
Between category, no creep, thermal coefficient of expansion is small, and with anisotropy, heat-conductive characteristic is substantially better than general nonmetallic high score
Sub- heat exchanger；
4) individual carbon fibers heat exchanger tube is replaceable, so as to reduce maintenance cost and maintenance time, further increases
The service life of equipment.
Above-mentioned embodiment is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made in the range of technical scheme, also belong to this hair
Bright protection domain.
Claims (7)
1. a kind of novel carbon fiber heat exchanger, including chuck (4), it is characterised in that：It also include carbon fiber heat exchanger tube (2),
Deflection plate (3), upper perforated plate (7), lower perforated plate (8)；Many carbon fiber heat exchange are vertically arranged with the internal cavities of the chuck (4)
Manage (2)；Axle center of the carbon fiber heat exchanger tube (2) along chuck (4) is in equilateral triangle or square profile；
The deflection plate (3) is multiple, and multiple deflection plates are distributed in the internal cavities of chuck (4) from the top down；Adjacent folding
Stream plate (3) is dislocated arrangement, plays a part of increasing the shell-side fluid residence time；
The two ends of the carbon fiber heat exchanger tube (2) are positioned by upper false tubesheet (5), lower false tubesheet (6) respectively；It is described
Upper false tubesheet (5), lower false tubesheet (6) are closely bonded with upper perforated plate (7), lower perforated plate (8) respectively；The upper perforated plate (7), under
The other end of tube sheet (8) is respectively arranged with upper cover (9), low head (10)；
Upper end, the lower end of low head (10) of the upper cover (9) are covered respectively is equipped with upper cover plate (11), lower cover (12)；It is same
End socket, cover plate, the tube sheet of side are realized by metal pull bar (13) and are strained and fixed；
The composite that the carbon fiber heat exchanger tube (2) is combined by carbon fiber, thermosetting resin and curing agent is prepared from；
The thermosetting resin is phenolic resin or phenol-formaldehyde resin modified or furane resins or polyimides；The upper perforated plate (7), down tube
The material of plate (8) is graphite or polytetrafluoroethylene (PTFE) or polypropylene or fiberglass or metal spraying PFA or metal line with rubber or corrosion-resistant
Metal.
2. novel carbon fiber heat exchanger according to claim 1, it is characterised in that：The carbon fiber heat exchanger tube (2) is straight
Connect O-ring seal (1) and realize its mechanical seal with upper perforated plate (7), lower perforated plate (8).
3. novel carbon fiber heat exchanger according to claim 1, it is characterised in that：Chuck (4) upper flanges
Side is provided with drain (14)；The side of end flanges is provided with discharging hole (15) under the chuck (4).
4. novel carbon fiber heat exchanger according to claim 1, it is characterised in that：The upper cover plate (11) and upper cover
(9) centre of centre, lower cover (12) and low head (10) offers technique side port (16)；The upper end of the chuck (4),
Lower end offers service side port (17).
5. a kind of manufacture craft of novel carbon fiber heat exchanger, it is characterised in that：The technique is comprised the following steps that：
Ith, by carbon fibre initial rinse stain in thermosetting resin matrix, resin and carbon fiber is made to be combined to form composite；Pre-
Carbon fiber surface after dipping wraps up one layer using phenolic aldehyde or epoxy resin as the curing agent of host again, makes curing agent and carbon fiber-based
Group reacts to form strong chemical bond, so that two kinds of different materials of property firmly be combined, prevents fibre pick；
IIth, it will be wound into after the carbon fiber heating after solidification to viscosity flow state on core, control winding thickness is in more than 20mm；Or
It will be wound into after carbon fiber heating after solidification to viscosity flow state on graphite-pipe, control winding thickness is in more than 10mm；The demoulding, system
Into carbon fiber heat exchanger tube；
IIIth, carbon fiber exchanger tubes and tubesheets are carried out using technique for sticking or individual carbon fibers heat exchanger tube independent packing seal technique
It is fixed；The bonding agent that the technique for sticking is used is mixed by thermosetting resin, carbon fiber, curing agent；Heat in bonding agent
Thermosetting resin is identical with the thermosetting resin material in carbon fiber heat exchanger tube；
IVth, along the axial direction of carbon fiber heat exchanger tube successively arranged in dislocation deflection plate；By the carbon fiber heat exchanger tube of completion Nian Jie with tube sheet
It is sealed in chuck, predictive QoS side port on chuck；End socket is installed in the outside of tube sheet, lid then is installed in the outside of end socket
Plate, and the reserved technique side port on cover plate and end socket；The service side port and technique side port are two, for realizing liquid
Flowing and heat exchange.
6. the manufacture craft of novel carbon fiber heat exchanger according to claim 5, it is characterised in that：The technique for sticking
It is first to be positioned at the two ends of carbon fiber heat exchanger tube by false tubesheet, then using bonding agent by false tubesheet, tube sheet
And carbon fiber heat exchanger tube is bonded together, then by metal pull bar or frock clamp fixed tube sheet and false tubesheet, make carbon fiber
The bonding agent filling of exchanger tubes and tubesheets abutting edge is more closely knit, seals safer；The independent filler of individual carbon fibers heat exchanger tube
Sealing technology is to set O-ring seal in the joint of carbon fiber exchanger tubes and tubesheets, and is screwed to O-ring seal
Extrusion expansion is carried out, the mechanical seal between carbon fiber exchanger tubes and tubesheets is realized.
7. a kind of application of novel carbon fiber heat exchanger, it is characterised in that：The heat exchanger is used to make cooler, condensation
Device, gas absorber, heater, evaporator.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710450044.8A CN107218828B (en) | 2017-06-15 | 2017-06-15 | Carbon fiber heat exchanger and manufacturing process thereof |
| PCT/CN2017/089476 WO2018227649A1 (en) | 2017-06-15 | 2017-06-22 | Carbon fiber heat exchanger and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710450044.8A CN107218828B (en) | 2017-06-15 | 2017-06-15 | Carbon fiber heat exchanger and manufacturing process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107218828A true CN107218828A (en) | 2017-09-29 |
| CN107218828B CN107218828B (en) | 2020-01-24 |
Family
ID=59949662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710450044.8A Expired - Fee Related CN107218828B (en) | 2017-06-15 | 2017-06-15 | Carbon fiber heat exchanger and manufacturing process thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107218828B (en) |
| WO (1) | WO2018227649A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764700A (en) * | 2019-03-08 | 2019-05-17 | 沈阳科发防腐设备技术有限公司 | Freely compensation Tube Heat Exchanger |
| WO2019229148A1 (en) * | 2018-05-30 | 2019-12-05 | Andreas Wilk | Heat exchanger |
| CN110772823A (en) * | 2019-10-09 | 2020-02-11 | 中盐安徽红四方股份有限公司 | Light component removal tower feeding equipment for DMC refining |
| CN114791171A (en) * | 2022-05-24 | 2022-07-26 | 北京化工大学 | Air heating device |
| US11578926B2 (en) * | 2020-07-21 | 2023-02-14 | Cg Thermal, Llc | Corrosion resistant heat exchanger and tube sheet l'herefor |
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| CN204329675U (en) * | 2014-07-31 | 2015-05-13 | 南通星球石墨设备有限公司 | A kind of built-in pipe plate graphitic heat-exchanger |
| CN205204819U (en) * | 2015-12-07 | 2016-05-04 | 南通山剑石墨设备有限公司 | Carbon fiber winding graphite synthetic furnace |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019229148A1 (en) * | 2018-05-30 | 2019-12-05 | Andreas Wilk | Heat exchanger |
| CN109764700A (en) * | 2019-03-08 | 2019-05-17 | 沈阳科发防腐设备技术有限公司 | Freely compensation Tube Heat Exchanger |
| CN110772823A (en) * | 2019-10-09 | 2020-02-11 | 中盐安徽红四方股份有限公司 | Light component removal tower feeding equipment for DMC refining |
| US11578926B2 (en) * | 2020-07-21 | 2023-02-14 | Cg Thermal, Llc | Corrosion resistant heat exchanger and tube sheet l'herefor |
| CN114791171A (en) * | 2022-05-24 | 2022-07-26 | 北京化工大学 | Air heating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107218828B (en) | 2020-01-24 |
| WO2018227649A1 (en) | 2018-12-20 |
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