CN107879752A - A kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant - Google Patents
A kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant Download PDFInfo
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Abstract
The present invention relates to heat-storing material preparing technical field, and in particular to a kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant.Homemade silicic acid is attached in bauxite hole by the present invention at high temperature, the metal ion of bauxite enters in organic acid, then high temperature dehydration again, so that bauxite forms the structure of hexa-coordinate, by coordinating with silica, the ceramic honey comb of mullite synthesizing structure is finally sintered, the ceramic honey comb resistance to elevated temperatures of mullite structure is excellent, 1700 DEG C are reached as high as, there is splendid heat-resisting quantity；Calcium oxide is added into ceramics, is advantageous to the reduction of mullite ceramic people's coefficient of expansion, the sintering temperature of ceramics is reduced, so as to improve the stability of ceramic honey comb, reduces its thermal coefficient of expansion；The introducing of carborundum, the apparent porosity of ceramic material is reduced, remaining carborundum strengthens with that can play a part of particle dispersion, further reduces the apparent porosity of ceramics.
Description
Technical field
The present invention relates to heat-storing material preparing technical field, and in particular to a kind of low apparent porosity ceramic honey comb of high temperature resistant stores
The preparation method of hot body.
Background technology
In recent years, heat recovery has turned into the focus of whole world various countries research.China is short due to per capita energy's resource
Lack, environmental carrying capacity is limited, ecology fragility, greatly restricts the sustainable development in China.Wherein Industrial Stoves are that China's power consumption is big
Family, the 25% of national total energy consumption is accounted for, low energy utilization rate is to cause industrial furnace to consume energy one of the main reason for big.With flourishing state
The industrial furnace of family is compared, and the average thermal efficiency of domestic Industrial Stoves wants low 20% or so, equivalent to 200,000,000 tons standards of the energy of waste
Coal, it is seen that Industrial Stoves energy-saving potential is very huge.
Checker brick are used as heat storage in traditional regenerator, but heat transfer efficiency is low, and regenerator is bulky, commutating period
Long, use is very dumb, limits promotion and popularization of the Regenerative Combustion Technology on other industrial furnaces.Ceramic honey comb is nearly 30
A kind of structure for developing is like the new ceramics product of honeycomb shape over year, and ceramic honey comb is due to specific surface area is big, thermal capacity
Greatly, the features such as coefficient of thermal expansion is small, heat resistance is good and corrosion resistance is strong, and be widely used.Particularly in heat storage type combustion skill
In terms of art field, due to its good storage exothermicity, high-temperature behavior, thermal shock resistance and self-cleaning etc., and extensively should
In waste heat recovery for blast furnace, open hearth, large-scale steel ingot heating furnace and glass furnace.
But honeycomb ceramic heat accumulator still has several drawbacks part in use：First, honeycomb ceramic heat accumulator
Resistance to temperature is not high, and resistance to temperature is typically below 1400 DEG C, not more than 1450 DEG C, it is impossible to is applicable in engineer applied and is frequently necessary to
Heat storage more than 1500 DEG C in the environment of work；Two be due to that apparent porosity contained by honeycomb ceramic heat accumulator is high, was being used
The contact area of Cheng Zhong, honeycomb ceramic heat accumulator and waste gas is big, therefore acid or alkalescence waste gas by some can corrode, and makes
There is corrosion powder phenomenon-tion in heat storage, and compressive resistance declines, and heat storage can plug-hole or fragmentation when serious.
Therefore, invention one kind can high temperature resistant and apparent porosity it is low, the low honeycomb ceramic of thermal coefficient of expansion, to accumulation of heat
Technical field of material has positive meaning.
The content of the invention
Present invention mainly solves technical problem, heatproof poor for common honeycomb ceramic heat accumulator heat-resisting quantity at present
Degree is typically below 1400 DEG C, and thermal coefficient of expansion is high, and contained apparent porosity is high, in use, ceramic honey comb accumulation of heat
The contact area of body and waste gas is big, therefore acid or alkalescence waste gas by some can corrode, and heat storage corrosion powder is occurred
Change phenomenon, compressive resistance declines, and heat storage can plug-hole or the defects of fragmentation when serious, there is provided a kind of low apparent porosity of high temperature resistant
The preparation method of honeycomb ceramic heat accumulator.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：
The preparation method of the low apparent porosity honeycomb ceramic heat accumulator of a kind of high temperature resistant, it is characterised in that specific preparation process is：
（1）Bauxite and mass fraction are sequentially loaded into sonic oscillation instrument for 20% sodium silicate solution, sonic oscillation processing 20
~30min obtains mixed liquor, is that 1mol/L hydrochloric acid adjusts pH of mixed to 5.5~6.0 with concentration, continues sonic oscillation reaction 40
~50min；
（2）After above-mentioned oscillating reactions terminates, reaction solution is obtained, to reaction solution heat temperature raising, filters and divides after 3~5h of insulation reaction
From obtaining filter residue, by filter residue and concentration be 0.5mol/L citric acid solutions and nickel borides mix after obtain mixture；
（3）Said mixture is fitted into autoclave, 1~2h of stirring reaction, is separated by filtration to obtain reaction filter residue, will react
Moved into after filter residue and sodium hydroxide mixing in Muffle furnace, 1~2h of insulation reaction, obtain being modified bauxite；
（4）Count in parts by weight, weigh 40~50 parts of above-mentioned modified bauxites, 25~35 parts of nano silicons, 1~2 part of oxygen
Change calcium and be put into airflow milling to grind and 200 mesh sieves are crossed after 1~2h obtain mixed-powder, then 3~5 parts are added into mixed-powder
Carboxymethyl cellulose, 1~2 part of tung oil, 10~12 parts of water are stirred 20~30min and obtain pug；
（5）By the extruded machine vacuum mud refining of above-mentioned pug 10~15 times, mud refining is sealed after terminating with the thin mould of plastics, and 30~40h will
Old pug is by specification with extruder：Cross section is circle, and pass is square, and hole density is 100 holes/cm2Mould squeeze
Molded, extrusion pressure is 20~25MPa, and the pug of extrusion is cut into the ceramic honey comb base substrate that length is 80mm with molybdenum filament；
（6）It will be put into high temperature resistance furnace after above-mentioned ceramic honey comb base substrate naturally dry, naturally cooled to after 6~8h of heat preservation sintering
Room temperature, make end face flat smooth through grinder buffing, produce the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant.
Step（1）Described in bauxite and mass fraction be 20% the mass ratio of sodium silicate solution be 1:5, ultrasound is shaken
The power for swinging processing is 200~300W.
Step（2）Described in be heated to 150~200 DEG C, filter residue and concentration be 0.5mol/L citric acid solutions with
And the amount ratio of nickel borides is 10:50:1.
Step（3）Described in the temperature of stirring reaction be 200~300 DEG C, the pressure of stirring reaction for 2.0~
3.0MPa, the mass ratio for reacting filter residue and sodium hydroxide is 10:1, the temperature of insulation reaction is 400~500 DEG C.
Step（4）Described in vacuum mud refining part vacuum be 0.09MPa, old temperature is 20~30 DEG C.
Step（5）Described in heat preservation sintering temperature be 1300~1400 DEG C.
The beneficial effects of the invention are as follows：
（1）The present invention will be enriched in bauxite and the sodium metasilicate blending of aluminum oxide first, and generating orthosilicic acid in the presence of hydrochloric acid sinks
Shallow lake is attached in the internal void of bauxite, then orthosilicic acid hydrolysis generation nano silicon is anchored at bauxite at high temperature
In hole, then react by the bauxite of set nano silicon and with organic acid and nickel borides, utilize at high temperature under high pressure
Nickel borides makees catalyst, by the metal ion of the chelating ability bauxite of organic acid leave original lattice enter it is organic
In acid, so as to produce hole on original lattice of bauxite, and organic chelate is formed on bauxite surface, then high temperature again
Dehydration so that bauxite tetrahedron and the oxygen removal on octahedral structure summit remove, and form the structure of hexa-coordinate, and oxygen is original
Position is formed oxygen vacancies, and the generation in these holes causes the reactivity of bauxite to be largely increased, in this, as original
Material, by coordinating with silica, the final ceramic honey comb for sintering mullite synthesizing structure, it is possible to increase the sintering of final ceramics
Degree, so as to improve the stability of ceramic honey comb, reduce its thermal coefficient of expansion, and the ceramic honey comb heat-resisting quantity of mullite structure
Can be excellent, 1700 DEG C are reached as high as, there is splendid heat-resisting quantity；
（2）During high temperature dehydration, the organic chelate on bauxite surface can be carbonized the present invention, form carbide, this
A little tungsten carbides can generate carborundum during last firing ceramics with the silicon dioxde reaction of set in bauxite hole, this
Invention also adds calcium oxide into ceramic raw material, and calcium oxide enters as alkali metal oxide during high temperature sintering
In the gap of mullite cyclic structure, cause to expand between mullite axial direction, be advantageous to the reduction of mullite ceramic people's coefficient of expansion,
It is more than aluminium ion additionally, due to calcium ion radius, into after mullite, causes distortion of lattice, form stress room, reduce ceramics
Sintering temperature, can also improve the sintering degree of final ceramics, so as to improve the stability of ceramic honey comb, reduce its thermal expansion system
Number；
（3）The present invention introduces carborundum into ceramic raw material bauxite, the introducing of carborundum, is not only able to occur with aluminum oxide
Reaction generation liquid phase component and the second phase and a certain amount of eutectic are mutually filled between alumina grain, so as to reduce ceramic material
The apparent porosity of material, moreover it is possible to which induced oxidation aluminium grain grows sheet, greatly strengthen the bond strength of crystal grain, remaining carborundum
Strengthen with particle dispersion can be played a part of, further reduce the apparent porosity of ceramics.
Embodiment
It is 1 in mass ratio:5 are sequentially loaded into bauxite and mass fraction in sonic oscillation instrument for 20% sodium silicate solution,
Mixed liquor is obtained with 200~300W 20~30min of power ultrasonic oscillation treatment, is 1mol/L hydrochloric acid regulation mixed liquor with concentration
PH to 5.5~6.0, continue sonic oscillation and react 40~50min；After above-mentioned oscillating reactions terminates, reaction solution is obtained, to reaction
Liquid is heated to 150~200 DEG C, is separated by filtration to obtain filter residue after 3~5h of insulation reaction, is 0.5mol/L by filter residue and concentration
Citric acid solution and nickel borides are 10 in mass ratio:50:Mixture is obtained after 1 mixing；Said mixture is loaded into high pressure
In reactor, 200~300 DEG C are heated to, 1~2h of stirring reaction under 2.0~3.0MPa, is separated by filtration to obtain reaction filter
Slag, it is 10 in mass ratio by reaction filter residue and sodium hydroxide:Move into Muffle furnace, be incubated at 400~500 DEG C anti-after 1 mixing
1~2h is answered, obtains being modified bauxite；Count in parts by weight, weigh 40~50 parts of above-mentioned modified bauxites, 25~35 parts of nanometers two
Silica, 1~2 part of calcium oxide are put into airflow milling to grind and 200 mesh sieves are crossed after 1~2h obtain mixed-powder, then to mixing
3~5 parts of carboxymethyl celluloses, 1~2 part of tung oil, 10~12 parts of water are added in powder to be stirred 20~30min and obtain pug；
Vacuum mud refining 10~15 times under conditions of vacuum is 0.09MPa by the extruded machine of above-mentioned pug, mud refining uses plastics after terminating
Bao Mo is sealed, and is placed in old 30~40h in 20~30 DEG C of insulating box, is by specification with extruder by old pug：It is transversal
Face is circle, and pass is square, and hole density is 100 holes/cm2Mould extrusion forming, extrusion pressure is 20~25MPa, will squeeze
The pug gone out cuts into the ceramic honey comb base substrate that length is 80mm with molybdenum filament；It will be put into after above-mentioned ceramic honey comb base substrate naturally dry
It is naturally cold after 6~8h of heat preservation sintering with 20 DEG C/min heating rate temperature programming to 1300~1400 DEG C in high temperature resistance furnace
But to room temperature, make end face flat smooth through grinder buffing, produce the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant.
Example 1
It is 1 in mass ratio:5 are sequentially loaded into bauxite and mass fraction in sonic oscillation instrument for 20% sodium silicate solution, with
200W power ultrasonic oscillation treatment 20min obtains mixed liquor, is that 1mol/L hydrochloric acid adjusts pH of mixed to 5.5 with concentration, after
Continuous sonic oscillation reaction 40min；After above-mentioned oscillating reactions terminates, reaction solution is obtained, 150 DEG C are heated to reaction solution,
It is separated by filtration to obtain filter residue after insulation reaction 3h, is that 0.5mol/L citric acid solutions and nickel borides press quality by filter residue and concentration
Than for for 10:50:Mixture is obtained after 1 mixing；Said mixture is fitted into autoclave, is heated to 200 DEG C,
Stirring reaction 1h under 2.0MPa, it is separated by filtration to obtain reaction filter residue, is 10 in mass ratio by reaction filter residue and sodium hydroxide:1 is mixed
Moved into after conjunction in Muffle furnace, the insulation reaction 1h at 400 DEG C, obtain being modified bauxite；Count in parts by weight, weigh 40 parts it is above-mentioned
Modified bauxite, 25 parts of nano silicons, 1 part of calcium oxide are put into airflow milling to grind and cross 200 mesh sieves after 1h and mixed
Powder is closed, then adds 3 parts of carboxymethyl celluloses, 1 part of tung oil, 10 parts of water into mixed-powder and is stirred 20min and obtains pug；
Vacuum mud refining 10 times under conditions of vacuum is 0.09MPa by the extruded machine of above-mentioned pug, mud refining uses the thin mould of plastics after terminating
Sealing, is placed in old 30h in 20 DEG C of insulating box, is by specification with extruder by old pug：Cross section is circular, pass
To be square, hole density is 100 holes/cm2Mould extrusion forming, extrusion pressure 20MPa, the pug of extrusion is cut with molybdenum filament
Into the ceramic honey comb base substrate that length is 80mm；It will be put into after above-mentioned ceramic honey comb base substrate naturally dry in high temperature resistance furnace, with 20
DEG C/min heating rate temperature programming to 1300 DEG C, naturally cool to room temperature after heat preservation sintering 6h, make end face through grinder buffing
Flat smooth, produce the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant.
Example 2
It is 1 in mass ratio:5 are sequentially loaded into bauxite and mass fraction in sonic oscillation instrument for 20% sodium silicate solution, with
250W power ultrasonic oscillation treatment 25min obtains mixed liquor, is that 1mol/L hydrochloric acid adjusts pH of mixed to 5.7 with concentration, after
Continuous sonic oscillation reaction 45min；After above-mentioned oscillating reactions terminates, reaction solution is obtained, 175 DEG C are heated to reaction solution,
It is separated by filtration to obtain filter residue after insulation reaction 4h, is that 0.5mol/L citric acid solutions and nickel borides press quality by filter residue and concentration
Than for for 10:50:Mixture is obtained after 1 mixing；Said mixture is fitted into autoclave, is heated to 250 DEG C,
Stirring reaction 1.5h under 2.5MPa, it is separated by filtration to obtain reaction filter residue, is 10 in mass ratio by reaction filter residue and sodium hydroxide:1
Moved into after mixing in Muffle furnace, the insulation reaction 1.5h at 450 DEG C, obtain being modified bauxite；Count in parts by weight, weigh 45 parts
Above-mentioned modified bauxite, 30 parts of nano silicons, 1 part of calcium oxide, which are put into airflow milling to grind, crosses 200 mesh sieves after 1.5h
Mixed-powder is obtained, then adds 4 parts of carboxymethyl celluloses, 1 part of tung oil, 11 parts of water into mixed-powder and is stirred 25min and obtains
To pug；Vacuum mud refining 13 times under conditions of vacuum is 0.09MPa by the extruded machine of above-mentioned pug, mud refining uses modeling after terminating
Expect thin mould sealing, be placed in old 35h in 25 DEG C of insulating box, be by specification with extruder by old pug：Cross section is circle
Shape, pass are square, and hole density is 100 holes/cm2Mould extrusion forming, extrusion pressure 23MPa, the pug of extrusion is used
Molybdenum filament cuts into the ceramic honey comb base substrate that length is 80mm；High temperature resistance furnace will be put into after above-mentioned ceramic honey comb base substrate naturally dry
In, with 20 DEG C/min heating rate temperature programming to 1350 DEG C, room temperature is naturally cooled to after heat preservation sintering 7h, through grinder buffing
Make end face flat smooth, produce the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant.
Example 3
It is 1 in mass ratio:5 are sequentially loaded into bauxite and mass fraction in sonic oscillation instrument for 20% sodium silicate solution, with
300W power ultrasonic oscillation treatment 30min obtains mixed liquor, is that 1mol/L hydrochloric acid adjusts pH of mixed to 6.0 with concentration, after
Continuous sonic oscillation reaction 50min；After above-mentioned oscillating reactions terminates, reaction solution is obtained, 200 DEG C are heated to reaction solution,
It is separated by filtration to obtain filter residue after insulation reaction 5h, is that 0.5mol/L citric acid solutions and nickel borides press quality by filter residue and concentration
Than for for 10:50:Mixture is obtained after 1 mixing；Said mixture is fitted into autoclave, is heated to 300 DEG C,
Stirring reaction 2h under 3.0MPa, it is separated by filtration to obtain reaction filter residue, is 10 in mass ratio by reaction filter residue and sodium hydroxide:1 is mixed
Moved into after conjunction in Muffle furnace, the insulation reaction 2h at 500 DEG C, obtain being modified bauxite；Count in parts by weight, weigh 50 parts it is above-mentioned
Modified bauxite, 35 parts of nano silicons, 2 parts of calcium oxide are put into airflow milling to grind and cross 200 mesh sieves after 2h and mixed
Powder is closed, then adds 5 parts of carboxymethyl celluloses, 2 parts of tung oil, 12 parts of water into mixed-powder and is stirred 30min and obtains pug；
Vacuum mud refining 15 times under conditions of vacuum is 0.09MPa by the extruded machine of above-mentioned pug, mud refining uses the thin mould of plastics after terminating
Sealing, is placed in old 40h in 30 DEG C of insulating box, is by specification with extruder by old pug：Cross section is circular, pass
To be square, hole density is 100 holes/cm2Mould extrusion forming, extrusion pressure 25MPa, the pug of extrusion is cut with molybdenum filament
Into the ceramic honey comb base substrate that length is 80mm；It will be put into after above-mentioned ceramic honey comb base substrate naturally dry in high temperature resistance furnace, with 20
DEG C/min heating rate temperature programming to 1400 DEG C, naturally cool to room temperature after heat preservation sintering 8h, make end face through grinder buffing
Flat smooth, produce the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant.
Comparative example
With the honeycomb ceramic heat accumulator of company of Beijing production as a comparison case to the low apparent pore of high temperature resistant produced by the present invention
Honeycomb ceramic heat accumulator in rate honeycomb ceramic heat accumulator and comparative example is detected, and testing result is as shown in table 1：
Table 1
It is the heat-resisting quantity of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant produced by the present invention, resistance to it can be seen from data in table 1
Corrosivity, compression strength, apparent porosity are above Standard, and are substantially better than comparative example.Therefore, there is wide make
Use prospect.
Claims (6)
1. the preparation method of the low apparent porosity honeycomb ceramic heat accumulator of a kind of high temperature resistant, it is characterised in that specific preparation process is：
（1）Bauxite and mass fraction are sequentially loaded into sonic oscillation instrument for 20% sodium silicate solution, sonic oscillation processing 20
~30min obtains mixed liquor, is that 1mol/L hydrochloric acid adjusts pH of mixed to 5.5~6.0 with concentration, continues sonic oscillation reaction 40
~50min；
（2）After above-mentioned oscillating reactions terminates, reaction solution is obtained, to reaction solution heat temperature raising, filters and divides after 3~5h of insulation reaction
From obtaining filter residue, by filter residue and concentration be 0.5mol/L citric acid solutions and nickel borides mix after obtain mixture；
（3）Said mixture is fitted into autoclave, 1~2h of stirring reaction, is separated by filtration to obtain reaction filter residue, will react
Moved into after filter residue and sodium hydroxide mixing in Muffle furnace, 1~2h of insulation reaction, obtain being modified bauxite；
（4）Count in parts by weight, weigh 40~50 parts of above-mentioned modified bauxites, 25~35 parts of nano silicons, 1~2 part of oxygen
Change calcium and be put into airflow milling to grind and 200 mesh sieves are crossed after 1~2h obtain mixed-powder, then 3~5 parts are added into mixed-powder
Carboxymethyl cellulose, 1~2 part of tung oil, 10~12 parts of water are stirred 20~30min and obtain pug；
（5）By the extruded machine vacuum mud refining of above-mentioned pug 10~15 times, mud refining is sealed after terminating with the thin mould of plastics, and 30~40h will
Old pug is by specification with extruder：Cross section is circle, and pass is square, and hole density is 100 holes/cm2Mould squeeze
Molded, extrusion pressure is 20~25MPa, and the pug of extrusion is cut into the ceramic honey comb base substrate that length is 80mm with molybdenum filament；
（6）It will be put into high temperature resistance furnace after above-mentioned ceramic honey comb base substrate naturally dry, naturally cooled to after 6~8h of heat preservation sintering
Room temperature, make end face flat smooth through grinder buffing, produce the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant.
2. a kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant according to claim 1, its feature
It is：Step（1）Described in bauxite and mass fraction be 20% the mass ratio of sodium silicate solution be 1:5, at sonic oscillation
The power of reason is 200~300W.
3. a kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant according to claim 1, its feature
It is：Step（2）Described in be heated to 150~200 DEG C, filter residue and concentration are 0.5mol/L citric acid solutions and boron
The amount ratio for changing nickel is 10:50:1.
4. a kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant according to claim 1, its feature
It is：Step（3）Described in stirring reaction temperature be 200~300 DEG C, the pressure of stirring reaction is 2.0~3.0MPa, instead
It is 10 to answer the mass ratio of filter residue and sodium hydroxide:1, the temperature of insulation reaction is 400~500 DEG C.
5. a kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant according to claim 1, its feature
It is：Step（4）Described in vacuum mud refining part vacuum be 0.09MPa, old temperature is 20~30 DEG C.
6. a kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant according to claim 1, its feature
It is：Step（5）Described in heat preservation sintering temperature be 1300~1400 DEG C.
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| CN201711161696.6A CN107879752A (en) | 2017-11-21 | 2017-11-21 | A kind of preparation method of the low apparent porosity honeycomb ceramic heat accumulator of high temperature resistant |
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Cited By (3)
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| CN107365887A (en) * | 2017-06-07 | 2017-11-21 | 常州豫春化工有限公司 | A kind of preparation method of fluxing type slagging agent |
| CN110372326A (en) * | 2019-06-12 | 2019-10-25 | 魏炎梅 | A kind of preparation method of heatproof and shockproof ceramic filtering material |
| CN112142490A (en) * | 2020-09-27 | 2020-12-29 | 江西新科环保股份有限公司 | Metal honeycomb ceramic heat accumulator |
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| JP2008115021A (en) * | 2006-10-31 | 2008-05-22 | Nippon Steel Corp | Heat storage member and heat exchanger using the same |
| CN103214232A (en) * | 2013-03-26 | 2013-07-24 | 苏州忠辉蜂窝陶瓷有限公司 | Preparation method of mullite honeycomb ceramic used in regenerative heat exchanger |
| CN104446595A (en) * | 2014-11-27 | 2015-03-25 | 景德镇陶瓷学院 | Honeycomb ceramic heat accumulator prepared from rare earth tailings and preparation method of honeycomb ceramic heat accumulator |
| CN104987077A (en) * | 2015-06-27 | 2015-10-21 | 湖北神雾热能技术有限公司 | Novel honeycomb ceramic heat accumulator and preparation technology |
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| JP2008115021A (en) * | 2006-10-31 | 2008-05-22 | Nippon Steel Corp | Heat storage member and heat exchanger using the same |
| CN103214232A (en) * | 2013-03-26 | 2013-07-24 | 苏州忠辉蜂窝陶瓷有限公司 | Preparation method of mullite honeycomb ceramic used in regenerative heat exchanger |
| CN104446595A (en) * | 2014-11-27 | 2015-03-25 | 景德镇陶瓷学院 | Honeycomb ceramic heat accumulator prepared from rare earth tailings and preparation method of honeycomb ceramic heat accumulator |
| CN104987077A (en) * | 2015-06-27 | 2015-10-21 | 湖北神雾热能技术有限公司 | Novel honeycomb ceramic heat accumulator and preparation technology |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107365887A (en) * | 2017-06-07 | 2017-11-21 | 常州豫春化工有限公司 | A kind of preparation method of fluxing type slagging agent |
| CN110372326A (en) * | 2019-06-12 | 2019-10-25 | 魏炎梅 | A kind of preparation method of heatproof and shockproof ceramic filtering material |
| CN112142490A (en) * | 2020-09-27 | 2020-12-29 | 江西新科环保股份有限公司 | Metal honeycomb ceramic heat accumulator |
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