CN103173260A - Combustion improver and fuel made of same as well as fuel production method and application - Google Patents
Combustion improver and fuel made of same as well as fuel production method and application Download PDFInfo
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- CN103173260A CN103173260A CN 201110436441 CN201110436441A CN103173260A CN 103173260 A CN103173260 A CN 103173260A CN 201110436441 CN201110436441 CN 201110436441 CN 201110436441 A CN201110436441 A CN 201110436441A CN 103173260 A CN103173260 A CN 103173260A
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- dispersate
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- combustion improver
- sodium
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- 239000000446 fuel Substances 0.000 title claims abstract description 39
- 238000002485 combustion reaction Methods 0.000 title abstract description 13
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 239000003245 coal Substances 0.000 claims abstract description 82
- 238000002156 mixing Methods 0.000 claims abstract description 34
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 17
- 239000004323 potassium nitrate Substances 0.000 claims abstract description 17
- 235000010333 potassium nitrate Nutrition 0.000 claims abstract description 17
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims abstract description 16
- 239000004021 humic acid Substances 0.000 claims abstract description 16
- 239000001632 sodium acetate Substances 0.000 claims abstract description 16
- 235000017281 sodium acetate Nutrition 0.000 claims abstract description 16
- 235000005979 Citrus limon Nutrition 0.000 claims abstract description 10
- 239000002253 acid Substances 0.000 claims abstract description 10
- 244000248349 Citrus limon Species 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 17
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims description 15
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims description 15
- 159000000000 sodium salts Chemical class 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- 239000007858 starting material Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 2
- 239000004202 carbamide Substances 0.000 claims description 2
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 claims description 2
- 244000131522 Citrus pyriformis Species 0.000 claims 2
- 239000002994 raw material Substances 0.000 abstract description 6
- 239000003054 catalyst Substances 0.000 abstract description 3
- 231100000614 poison Toxicity 0.000 abstract description 3
- 230000007096 poisonous effect Effects 0.000 abstract description 3
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 abstract 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- SQEDZTDNVYVPQL-UHFFFAOYSA-N dodecylbenzene;sodium Chemical compound [Na].CCCCCCCCCCCCC1=CC=CC=C1 SQEDZTDNVYVPQL-UHFFFAOYSA-N 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 150000002484 inorganic compounds Chemical class 0.000 abstract 1
- 229910010272 inorganic material Inorganic materials 0.000 abstract 1
- 150000002894 organic compounds Chemical class 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 235000015424 sodium Nutrition 0.000 abstract 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 18
- 239000002131 composite material Substances 0.000 description 11
- 238000005065 mining Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000002817 coal dust Substances 0.000 description 4
- 230000001535 kindling effect Effects 0.000 description 4
- 230000004580 weight loss Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 235000002639 sodium chloride Nutrition 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 229910000420 cerium oxide Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 235000010855 food raising agent Nutrition 0.000 description 1
- 235000003599 food sweetener Nutrition 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The invention provides a combustion improver and a fuel made of the combustion improver as well as a fuel production method and application. The catalysis combustion improver is prepared by the following steps of: by taking humic acid sodium, potassium nitrate, lemon acid, sodium acetate, sodium dodecyl benzene sulfonic and the like as raw materials, dispersing the catalyst raw materials such as the potassium nitrate in dispersate, grinding to below 120 meshes, then adding the dispersate to blended coal for uniform mixing, and adding to the blended coal again, wherein the dispersate accounts for 5-10% of the blended coal. The catalysis combustion improver can be used for solving the technical problem that a conventional catalysis combustion improver is high in cost, is severely corrosive to equipment and possibly generates poisonous organic matters to influence environments. The combustion improver provided by the invention is a chloride-free organic and inorganic compound combustion improver, is low in cost and has no secondary pollution and damage to combustion equipment.
Description
Technical field
The present invention relates to a kind of inferior coal composite catalyzing ignition dope, be specifically related to a kind of inferior coal composite catalyzing ignition dope and production method and using method.
Background technology
Inferior coal refers to that thermal value is greater than the dirty coal of 1500kcal/kg; produce a large amount of inferior coals in mining area coal mining and dressing of coal by washing process; mainly comprise and wash cash, middle coal and coal slime; mass-producing is used the inferior coal in mining area can solve the mining area to stack a series of problem of environmental pollution that spoil and coal slime cause, also meet the requirement of recycling economy and Sustainable development.
The burning in circulating fluid bed boiler generating is that mass-producing utilizes one of effective way of inferior coal, but because the quality of inferior coal is unstable, brought many problems for the steady running of boiler, therefore entering the stove coal and can solve by the method for coal blending its ature of coal stability problem fluidized-bed combustion boiler; And inferior coal is low due to thermal value, volatile matter is low, ash content is high, its problem that is difficult for catching fire, be difficult for burning also is badly in need of solving, therefore utilize the convenience of coal blending process process, preparation promotes the composite catalyzing ignition dope of inferior coal burning in coal blending process, strengthen the burning of boiler, improve the thermo-efficiency of boiler.
Catalysis burning-rate accelerator is divided into solid and the large class of liquid two usually, solid catalyst storage, transportation and easy to use and be better than liquid catalyst, be particularly suitable in the coal dust firing of circular fluid bed, due to the fine coal catalyticcombustion, be that solid phase contacts between catalyzer and coal dust, the dispersiveness that improves catalyzer is the overheavy firing process and reduces the key that catalytic combustion-supporting burns the agent cost.
utilize the composite catalyzing ignition dope mainly to solve two problems, the one, reduce point of ignition, the 2nd, improve burnout rate, at present about the catalytic combustion-supporting aspect, multinomial patented technology is disclosed, the composition of its catalysis burning-rate accelerator is catalyzer, oxygenant, raising agent, smoke suppressor, sweetening agent etc., these patents mostly design for steam coal, and all used industrial table salt as ignition dope in most ignition dope, owing to containing the chlorine element in salt, in the high-temp combustion process, may generate poisonous organism and affect environment, at present, China has caused attention for the control of chlorine element in coal, therefore salt is difficult for being used for large-scale burning practice as ignition dope, in addition, the cost of some catalysis burning-rate accelerators is also higher, in partial monopoly, used cerium oxide as catalyzer, effect is no doubt better, and the price of cerium oxide is too high, the oxide compound of some alkaline-earth metal or carbonate also have effect preferably, but its corrosion to equipment is more serious.
Summary of the invention
High in order to solve existing catalysis burning-rate accelerator cost, comparatively serious to equipment corrosion, and in the high-temp combustion process, may generate poisonous organism and affect the technical problem of environment, the invention provides a kind of inferior coal composite catalyzing ignition dope and production method and using method.
A kind of ignition dope is characterized in that: the weight percent of described ignition dope is:
Sodium salts humic acids 0.2-2%, saltpetre 0.2-1.5%, lemon acid 0.5-2%, sodium acetate 0.2-1.5%, Sodium dodecylbenzene sulfonate 0.2-1.5%; Surplus is dispersate.
Preferably, above-mentioned dispersate is coal slime.
A kind of fuel is characterized in that: described fuel is mixed by dispersate and coal blending.
Preferably, the ratio of above-mentioned dispersate is the 5-20% that accounts for a coal blending.
A kind of preparation method of fuel is characterized in that: said method comprising the steps of:
1) be scattered in dispersate after the starting material of catalysis burning-rate accelerator are mixed, and be ground to below 120 orders;
2) dispersate of preparation in step 1 is joined to stir in coal blending directly act as a fuel afterwards.
Preferably, in above-mentioned steps 1, the starting material of catalysis burning-rate accelerator are Sodium salts humic acids, urea, saltpetre, manganous carbonate, lemon acid, acetic acid, sodium acetate and Sodium dodecylbenzene sulfonate.
Preferably, the weight percent of above-mentioned ignition dope is: Sodium salts humic acids 0.2-2%, saltpetre 0.2-1.5%, lemon acid 0.5-2%, sodium acetate 0.2-1.5%, Sodium dodecylbenzene sulfonate 0.2-1.5%; Surplus is dispersate; Described dispersate is the broken coal slime of oven dry.
Preferably, the add-on of above-mentioned dispersate is the 15-20% of whole coal blending.
Preferably, the add-on of above-mentioned ignition dope is the 1.6%-5% of whole coal blending.
Preferably, above-mentioned fuel is used for the fuel of circular fluid bed.
The present invention has the following advantages
1, the composite catalyzing ignition dope in the present invention is a kind of catalysis burning-rate accelerator of free from chloride organic and inorganic compounding, and cost is lower, and non-secondary pollution is harmless to combustion equipment.
2, the present invention is in conjunction with the process characteristic of inferior coal coal dust coal blending; dispersion agent, catalyzer, oxygenant, ignition dope etc. are scattered in dispersate; again dispersate is joined in a certain proportion of coal blending powder; can reduce the point of ignition of coal blending and improve burn-out degree; and satisfy the ature of coal requirement of burning in circulating fluid bed boiler generating, be fit to the requirement of mining area capacity application inferior coal.
Description of drawings
Fig. 1 produces the process flow sheet of composite catalyzing ignition dope in the present invention;
Fig. 2 be in the present invention under air conditions, the affect figure of composite catalyzing ignition dope on the inferior coal burning-point;
Fig. 3 be in the present invention under air conditions, the affect figure of composite catalyzing ignition dope on combustionvelocity.
Embodiment
The following stated example understands the present invention in detail, and in these examples, all the components counts by weight percentage.
A kind of ignition dope provided by the invention, this ignition dope is catalysis burning-rate accelerator, mainly take Sodium salts humic acids, saltpetre, lemon acid, sodium acetate, Sodium dodecylbenzene sulfonate etc. as raw material, this raw materials by weight is: Sodium salts humic acids 0.2-2%, saltpetre 0.2-1.5%, lemon acid 0.5-2%, sodium acetate 0.2-1.5%, Sodium dodecylbenzene sulfonate 0.2-1.5%, surplus is dispersate; Wherein dispersate is coal slime.
The present invention also provides a kind of fuel, its this fuel is by mainly being mixed by dispersate and coal blending, wherein the ratio of Sodium salts humic acids is 0.5-2%, the ratio of saltpetre is 0.2-1%, the ratio of citric acid is 0.5-2%, the ratio of sodium acetate is 0.2-1.5%, and the ratio of Sodium dodecylbenzene sulfonate is 0.2-1.5%.The ratio of dispersate is the 5-20% that accounts for a coal blending.The preparation method of this fuel comprises the following steps:
Step 1, take in proportion a certain amount of Sodium salts humic acids, saltpetre, citric acid, sodium acetate, Sodium dodecylbenzene sulfonate, wherein the ratio of Sodium salts humic acids is 0.2-2%, the ratio of saltpetre is 0.2-1.5%, the ratio of lemon acid is 0.5-2%, the ratio of sodium acetate is 0.2-1.5%, and the ratio of Sodium dodecylbenzene sulfonate is 0.2-1.5%.The ratio of dispersate is the 5-20% that accounts for a coal blending.
Step 2, the coal slime oven dry is broken, take a certain amount of coal slime as dispersate, after the catalyzer raw material mixing in step 1, join in dispersate, be ground to below 120 orders.
Step 3 joins the dispersate of preparation in step 2 in the middle of coal blending, and dispersed with stirring is even.
In step 4, step 3, the raw material of preparation namely can be used as the fuel of circular fluid bed.
Composite catalyzing ignition dope by the method prepares in conjunction with the facility of coal blending process process, evenly spreads in whole coal blending, and directly and be used for circular fluid bed, the add-on of composite catalyzing ignition dope is the 1.6%-5% of whole coal blending.
Shown in Figure 1, because matter coal fuel is mainly formulated by coal gangue and coal slime, preparation process is that coal gangue is broken, the coal slime oven dry is broken, again bastard coal and coal slime are carried out coal blending, catalyst component with grind after coal slime mixes after, then mix formation inferior coal fuel with coal blending.Specific embodiment is as follows:
Embodiment 1, utilizes 5% coal slime as dispersate, with the component of catalysis burning-rate accelerator, saltpetre 0.2%, Sodium salts humic acids 0.2%, citric acid 0.5%, sodium acetate 0.2%, Sodium dodecylbenzene sulfonate 0.2% joins in dispersate, is ground to below 120 orders, then dispersate is joined in remaining 95% coal blending and mix, namely can be used as the fuel of circular fluid bed, at this moment, the kindling temperature of fuel is 464.54 ℃, and maximum rate of weight loss point temperature is 541.38 ℃.
Example 2 utilizes 10% coal slime to be dispersate, with the component of catalysis burning-rate accelerator, saltpetre 0.2%, Sodium salts humic acids 2%, citric acid 2%, sodium acetate 1.5%, Sodium dodecylbenzene sulfonate 1.5% joins in dispersate, is ground to below 120 orders, then dispersate is joined in remaining 95% coal blending and mix, namely can be used as the fuel of circular fluid bed, at this moment, the kindling temperature of fuel is 467.06 ℃, and maximum rate of weight loss point temperature is 537.4 ℃.
Example 3 utilizes 10% coal slime to be dispersate, with the component of catalysis burning-rate accelerator, saltpetre 1.5%, Sodium salts humic acids 1%, citric acid 1%, sodium acetate 1.5%, Sodium dodecylbenzene sulfonate 0.2% joins in dispersate, is ground to below 120 orders, then dispersate is joined in remaining 95% coal blending and mix, namely can be used as the fuel of circular fluid bed, at this moment, the kindling temperature of fuel is 464.99 ℃, and maximum rate of weight loss point temperature is 537.03 ℃.
Example 4 utilizes 20% coal slime to be dispersate, with the component of catalysis burning-rate accelerator, saltpetre 1%, Sodium salts humic acids 1%, citric acid 0.5%, sodium acetate 0.5%, Sodium dodecylbenzene sulfonate 1.5% joins in dispersate, is ground to below 120 orders, then dispersate is joined in remaining 95% coal blending and mix, namely can be used as the fuel of circular fluid bed, at this moment, the kindling temperature of fuel is 469.74 ℃, and maximum rate of weight loss point temperature is 540.74 ℃.
The present invention is in conjunction with the process characteristic of inferior coal coal dust coal blending; dispersion agent, catalyzer, oxygenant, ignition dope etc. are scattered in dispersate; again dispersate is joined in a certain proportion of coal blending powder; can find out in Fig. 2-Fig. 3; the fuel that the method obtains has not only reduced the point of ignition of coal blending; and the raising burn-out degree, and satisfy the ature of coal requirement that burning in circulating fluid bed boiler generates electricity, be fit to the requirement of mining area capacity application inferior coal.
Be understandable that, above embodiment is only the illustrative embodiments that adopts for technique of the present invention is described, yet the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement also are considered as protection scope of the present invention.
Claims (10)
1. ignition dope, it is characterized in that: the weight percent of described ignition dope is:
Sodium salts humic acids 0.2-2%; Saltpetre 0.2-1.5%; Lemon acid 0.5-2%; Sodium acetate 0.2-1.5%; Sodium dodecylbenzene sulfonate 0.2-1.5%; Surplus is dispersate.
2. ignition dope according to claim 1, it is characterized in that: described dispersate is coal slime.
3. fuel, it is characterized in that: described fuel is mixed by dispersate and coal blending.
4. fuel according to claim 3 is characterized in that: the ratio of described dispersate is the 5-20% that accounts for a coal blending.
5. preparation method who realizes the described fuel of claim 4 is characterized in that: said method comprising the steps of:
1) be scattered in dispersate after the starting material of catalysis burning-rate accelerator are mixed, and be ground to below 120 orders;
2) dispersate of preparation in step 1 is joined to stir in coal blending directly act as a fuel afterwards.
6. the preparation method of fuel according to claim 5, it is characterized in that: in described step 1, the starting material of catalysis burning-rate accelerator are Sodium salts humic acids, urea, saltpetre, manganous carbonate, lemon acid, acetic acid, sodium acetate and Sodium dodecylbenzene sulfonate.
7. the preparation method of fuel according to claim 6, it is characterized in that: the weight percent of described ignition dope is: Sodium salts humic acids 0.2-2%; Saltpetre 0.2-1.5%; Lemon acid 0.5-2%; Sodium acetate 0.2-1.5%; Sodium dodecylbenzene sulfonate 0.2-1.5%; Surplus is dispersate; Described dispersate is the broken coal slime of oven dry.
8. the preparation method of fuel according to claim 7, it is characterized in that: the add-on of described dispersate is the 15-20% of whole coal blending.
9. the preparation method of fuel according to claim 8, it is characterized in that: the add-on of described ignition dope is the 1.6%-5% of whole coal blending.
10. purposes that realizes the described fuel of claim 3 is characterized in that: described fuel is used for the fuel of circular fluid bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110436441 CN103173260A (en) | 2011-12-23 | 2011-12-23 | Combustion improver and fuel made of same as well as fuel production method and application |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110436441 CN103173260A (en) | 2011-12-23 | 2011-12-23 | Combustion improver and fuel made of same as well as fuel production method and application |
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| CN103173260A true CN103173260A (en) | 2013-06-26 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104130819A (en) * | 2014-07-28 | 2014-11-05 | 林鼎华 | Multifunctional coal-saving synergistic additive |
| CN105927986A (en) * | 2016-05-10 | 2016-09-07 | 湖南省小尹无忌环境能源科技开发有限公司 | Modification method for energy utilization of sludge or organic waste |
| CN107663465A (en) * | 2017-10-31 | 2018-02-06 | 桂林市漓江机电制造有限公司 | Efficient energy-saving combustion adjuvant and preparation method thereof |
| CN107674726A (en) * | 2017-10-31 | 2018-02-09 | 桂林市漓江机电制造有限公司 | Efficient coal-fired combustion-supporting agent and preparation method thereof |
| CN107723053A (en) * | 2017-10-31 | 2018-02-23 | 桂林市漓江机电制造有限公司 | Combustion energy-saving combustion adjuvant and preparation method thereof |
| CN107739641A (en) * | 2017-10-31 | 2018-02-27 | 桂林市漓江机电制造有限公司 | Combustion-supporting agent for fuel coal and preparation method thereof |
| CN113913221A (en) * | 2021-11-10 | 2022-01-11 | 优煤易购供应链管理股份有限公司 | Anthracite particle briquette |
| CN115772587A (en) * | 2023-02-10 | 2023-03-10 | 山西潞安环保能源开发股份有限公司 | Environment-friendly blast furnace injection coal multi-effect additive, preparation method and adding device thereof |
-
2011
- 2011-12-23 CN CN 201110436441 patent/CN103173260A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104130819A (en) * | 2014-07-28 | 2014-11-05 | 林鼎华 | Multifunctional coal-saving synergistic additive |
| CN105927986A (en) * | 2016-05-10 | 2016-09-07 | 湖南省小尹无忌环境能源科技开发有限公司 | Modification method for energy utilization of sludge or organic waste |
| CN107663465A (en) * | 2017-10-31 | 2018-02-06 | 桂林市漓江机电制造有限公司 | Efficient energy-saving combustion adjuvant and preparation method thereof |
| CN107674726A (en) * | 2017-10-31 | 2018-02-09 | 桂林市漓江机电制造有限公司 | Efficient coal-fired combustion-supporting agent and preparation method thereof |
| CN107723053A (en) * | 2017-10-31 | 2018-02-23 | 桂林市漓江机电制造有限公司 | Combustion energy-saving combustion adjuvant and preparation method thereof |
| CN107739641A (en) * | 2017-10-31 | 2018-02-27 | 桂林市漓江机电制造有限公司 | Combustion-supporting agent for fuel coal and preparation method thereof |
| CN113913221A (en) * | 2021-11-10 | 2022-01-11 | 优煤易购供应链管理股份有限公司 | Anthracite particle briquette |
| CN115772587A (en) * | 2023-02-10 | 2023-03-10 | 山西潞安环保能源开发股份有限公司 | Environment-friendly blast furnace injection coal multi-effect additive, preparation method and adding device thereof |
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Application publication date: 20130626 |