Desulfurizing and denitrating active carbon and its production process
A desulfurization and denitrification, activated carbon technology, applied in chemical instruments and methods, inorganic chemistry, non-metallic elements, etc., can solve the problems of small specific surface area of activated carbon, poor desulfurization and denitrification effect, underdeveloped mesopores, etc., to achieve rich in functional groups, desulfurization Good denitrification effect and well-developed mesopores
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Embodiment 1
[0014] The desulfurization and denitrification activated carbon in the present embodiment is made of coal powder, tar and water, and its weight percentage is:
[0015] Coal powder 70% tar 25% water 5%.
[0016] The above-mentioned pulverized coal is made of bituminous coal and coking coal, and its weight percentage is:
[0017] Bituminous coal 60% Coking coal 40%.
[0018] The preparation method of above-mentioned gac is: it comprises the following steps:
[0019] 1), preparation of coal powder: firstly crush bituminous coal and coking coal into coal lumps less than 12mm respectively, then mix bituminous coal and coking coal according to the above weight percentage, and then grind into 300 mesh coal powder;
[0020] 2), preparation of tar: first adjust the temperature of the tar to 55°C, then stir evenly, then prepare the tar into a mixed tar with a bitumen content of 50% and keep its temperature at 55°C;
[0021] 3), making coal paste: add the prepared coal powder, prepare...
Embodiment 2
[0027] The desulfurization and denitrification activated carbon in the present embodiment is made of coal powder, tar and water, and its weight percentage is:
[0028] Coal powder 62% tar 35% water 3%.
[0029] The above-mentioned pulverized coal is made of bituminous coal and coking coal, and its weight percentage is:
[0030] Bituminous coal 80% Coking coal 20%.
[0031] The preparation method of above-mentioned gac is: it comprises the following steps:
[0032] 1), preparing coal powder: firstly crushing bituminous coal and coking coal into coal lumps less than 12mm respectively, then blending bituminous coal and coking coal according to the above weight percentage, and then grinding into 400 mesh coal powder;
[0033] 2), preparation of tar: first adjust the temperature of the tar to 50°C, then stir evenly, then prepare the tar into a mixed tar with a bitumen content of 60% and keep its temperature at 50°C;
[0034] 3), making coal paste: add the prepared coal powder, p...
Embodiment 3
[0040] The desulfurization and denitrification activated carbon in the present embodiment is made of coal powder, tar and water, and its weight percentage is:
[0041] Coal powder 72% tar 25% water 3%.
[0042] The above-mentioned pulverized coal is made of bituminous coal and coking coal, and its weight percentage is:
[0043] Bituminous coal 70% Coking coal 30%.
[0044] The preparation method of above-mentioned gac is: it comprises the following steps:
[0045] 1), preparing coal powder: firstly crushing bituminous coal and coking coal into coal blocks smaller than 12mm respectively, then blending bituminous coal and coking coal according to the above weight percentage, and then grinding into 350 mesh coal powder;
[0046] 2), preparation of tar: first adjust the temperature of the tar to 85°C, then stir evenly, then prepare the tar into a mixed tar with a bitumen content of 72% and keep its temperature at 85°C;
[0047] 3), making coal paste: add the prepared coal powde...
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