CN102962032A - Activated carbon for cultivation of crystal shrimp - Google Patents
Activated carbon for cultivation of crystal shrimp Download PDFInfo
- Publication number
- CN102962032A CN102962032A CN2012104809088A CN201210480908A CN102962032A CN 102962032 A CN102962032 A CN 102962032A CN 2012104809088 A CN2012104809088 A CN 2012104809088A CN 201210480908 A CN201210480908 A CN 201210480908A CN 102962032 A CN102962032 A CN 102962032A
- Authority
- CN
- China
- Prior art keywords
- quartzy
- active carbon
- shrimp aquaculture
- warming
- speed
- 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.)
- Granted
Links
Images
Landscapes
- Fodder In General (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to activated carbon, and particularly relates to activated carbon for cultivation of a crystal shrimp. The activated carbon is prepared by the following steps of: pretreatment on a plant material, feeding the plant material into a micro-wave vacuum tank, and vacuumizing until the vacuum degree is -0.02MPa to -0.001MPa; then carrying out micro-wave processing, wherein the micro-wave frequency is 300-950MHz, and the micro-wave processing time is 1-3min; preparation of plant charcoal, mixing according to the ratio: weighing 10-30 parts of aluminum hydroxide, 15-35 parts of magnesium hydrate, 5-40 parts of plant charcoal and 3-8 parts of acrylic resin according to the parts by weight; feeding the materials into a blender mixer to stir uniformly; crushing and pelletizing, crushing the materials mixed according to the ratio and then preparing into grains of which the diameters are 0.5-2mm; sintering, heating the crushed and pelletized grains to 500-600 DEG C at the velocity of 2-8 DEG C/min under a reductive protection atmosphere, and carrying out heat preservation for 3-4 hours to obtain the required activated carbon for cultivation of the crystal shrimp. The activated carbon prepared by the preparation method is high in adsorptive property, can provide good water quality, and is suitable for cultivation of the crystal shrimp.
Description
Technical field
The present invention relates to a kind of active carbon, relate in particular to a kind of active carbon for quartzy shrimp aquaculture.
Background technology
Quartzy shrimp becomes the high aquatic-organism of ornamental value because of its body colour red and white, and quartzy shrimp aquaculture is high to water quality requirement.Commercially available common active carbon haves much room for improvement to the water correction effect.
CN102275917 (2012-10-17) discloses a kind of high-specific surface area and has been rich in the mangosteen shell active carbon of mesopore, yet this active carbon is also not obvious to quartzy shrimp aquaculture effect.
Summary of the invention
The purpose of this invention is to provide the active carbon that is used for quartzy shrimp aquaculture that a kind of absorption property is high, good water quality can be provided.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs:
A kind of active carbon for quartzy shrimp aquaculture, it is made by following steps:
(1) plant material pre-treatment: plant material is sent in the microwave vacuum tank, be evacuated to vacuum for-0.02MPa～-0.001MPa, carry out again microwave treatment, microwave frequency is 300MHz～950MHz, microwave treatment time is 1～3min;
(2) plant charcoal preparation: will experience successively through the plant material of pre-treatment gained drying, pre-charing, charing, calcining and cooling, control combustion is warming up to 700-750 ℃ or 900-1000 ℃ and is incubated 40-80min with the speed of 5-15 ℃/min, and then is warming up to 1000-1500 ℃ or 1600-1800 ℃ and is incubated 2-8h with the speed of 5-15 ℃/min and obtain plant charcoal;
(3) mixing match: take by weighing by weight 10-30 part aluminium hydroxide, 15-35 part magnesium hydroxide, 5-40 part plant charcoal and 3-8 part acrylic resin, stir in the input batch mixer;
(4) pulverize granulation: the particle that diameter is 0.5-2mm will be made behind the crushing material behind the mixing match;
(5) sintering: will pulverize the particle speed with 2-8 ℃/min in reduction protection atmosphere that obtains after the granulation and be warming up to 500-600 ℃, insulation 3-4h obtains the required active carbon that is used for quartzy shrimp aquaculture.
The advantage of the inventive method is:
1. can control moisture and the perforate of plant material by pre-treatment, help follow-up plant charcoal preparation, have and de-taste and antibacterial functions, particularly quartzy shrimp aquaculture killer such as ammonia etc. have suction-operated to dirt, the activated carbon granule that generates also has certain electric conductivity, make the pH value of water be acidity on the weak side, the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture;
2. become activated alumina and activated magnesia behind the aluminium hydroxide that adds and the magnesium hydroxide sintering, the active carbon required with generation behind the plant charcoal mixing granulation for preparing, hard water is played good emollescence, and the GH value that makes water is that hardness number is maintained at about 3-6.
As preferably, described step (1) plant material is corncob, bamboo or pine tree.
More preferably, for corncob or bamboo, control combustion is warming up to 700-750 ℃ and be incubated 40-80min with the speed of 5-15 ℃/min, and then is warming up to 1000-1500 ℃ and be incubated 2-8h with the speed of 5-15 ℃/min, obtains plant charcoal.
More preferably, for pine tree, control combustion is warming up to 900-1000 ℃ and be incubated 40-80min with the speed of 5-15 ℃/min, and then is warming up to 1600-1800 ℃ and be incubated 2-8h with the speed of 5-15 ℃/min, obtains plant charcoal.
As preferably, described step (1) is sent into plant material in the microwave vacuum tank, be evacuated to vacuum for-0.01MPa～-0.005MPa, carry out again microwave treatment, microwave frequency is 300MHz～950MHz, microwave treatment time is 1.2～2min.
As preferably, described acrylic resin is any one or a few in methyl methacrylate, EMA, butyl methacrylate, butyl acrylate, isobutyl methacrylate, dodecylacrylate, the acrylic acid stearyl.
As preferably, described acrylic resin is any one or a few in methacrylic acid, acrylic acid, acrylamide, acrylonitrile, Methacrylamide, the styrene.
As preferably, described acrylic resin is that any one or a few and methacrylic acid, acrylic acid, acrylamide, acrylonitrile, Methacrylamide, in the styrene any one or a few in methyl methacrylate, EMA, butyl methacrylate, butyl acrylate, isobutyl methacrylate, dodecylacrylate, the acrylic acid stearyl mixes.
As preferably, described step (5) will be pulverized the particle speed with 6 ℃/min in reduction protection atmosphere that obtains after the granulation and be warming up to 550 ℃, and insulation 3.5h obtains the required active carbon for quartzy shrimp aquaculture.
As preferably, described reducing atmosphere is carbon monoxide.
Description of drawings
Fig. 1 is the temperature control system schematic diagram of the vertical moving bed of plant charcoal charing of the present invention;
Among the figure, the A-dry section; The pre-char zone of B-; The C-char zone; The D-calcining zone; The E-cooling zone; F-is with the temperature sensing device of CPU; D1/d2/d3-oxidizer entrance hole; The t1/t2/t3-point for measuring temperature.
The specific embodiment
As shown in Figure 1, the vertical moving bed of plant charcoal preparation use is divided into dry section A, pre-char zone B, char zone C, calcining zone D and cooling zone E.Calcining zone D one side is distributed with the many oxidizer entrance holes that can regulate closure or openness, such as d1, d2, d3 etc., point for measuring temperature such as t1, t2, the t3s etc. of opposite side to each aperture place should be arranged, each aperture place temperature shows by the temperature sensing device F that is connected with this point for measuring temperature.
Embodiment one
The plant material that present embodiment adopts is corncob.
Plant material is sent in the microwave vacuum tank, be evacuated to vacuum and be-0.2MPa, carry out microwave treatment again, microwave frequency is 300MHz, and microwave treatment time is 1min;
To experience successively drying through the plant material of pre-treatment gained, pre-charing, charing, calcining and cooling, the temperature of each point for measuring temperature, dry section A is 150 ℃, pre-char zone B is 275 ℃, char zone C is 450 ℃, observe the temperature of D shown in Figure 1 district combustion zone diverse location during intensification, when the temperature of somewhere, combustion zone such as d2 is crossed when low, open the aperture at this place, import air and locally burn, this place's temperature is raise, the combustion zone temperature that experiences in the folding process of control bamboo, control combustion is warming up to 700 ℃ and be incubated 40min with the speed of 5 ℃/min, and then is warming up to 1600 ℃ and be incubated 2h and obtain plant charcoal with the speed of 5 ℃/min; Then this plant charcoal being prepared into particle diameter is 800-1000 purpose charcoal particle.
Take by weighing by weight 10 parts of aluminium hydroxides, 15 parts of magnesium hydroxides, 5 parts of plant charcoal and 3 parts of acrylic resins, stir in the input batch mixer; Described acrylic resin is methyl methacrylate, EMA and the butyl methacrylate that 1:1:1 mixes.
Pulverize granulation: the particle that diameter is 0.5-1mm will be made behind the crushing material behind the mixing match; Sintering: will pulverize the particle speed with 2-3 ℃/min in reduction protection atmosphere that obtains after the granulation and be warming up to 500-530 ℃, insulation 3-3.5h obtains the required quartzy shrimp aquaculture that is used for
Active carbon.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value can reach 1700mg/g.
Experiment test:
The active carbon that is used for quartzy shrimp aquaculture of preparation gained is dropped into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 60 days, the pH value of water all is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.Quartzy shrimp hue preserving as before.
Embodiment two
The plant material that present embodiment adopts is bamboo chip (being about 40cm).
Plant material is sent in the microwave vacuum tank, be evacuated to vacuum and be-0.01MPa, carry out microwave treatment again, microwave frequency is 950MHz, and microwave treatment time is 3min;
To experience successively drying through the plant material of pre-treatment gained, pre-charing, charing, calcining and cooling, the temperature of each point for measuring temperature, dry section A is 150 ℃, pre-char zone B is 275 ℃, char zone C is 450 ℃, observe the temperature of D shown in Figure 1 district combustion zone diverse location during intensification, when the temperature of somewhere, combustion zone such as d2 is crossed when low, open the aperture at this place, import air and locally burn, this place's temperature is raise, the combustion zone temperature that experiences in the folding process of control bamboo, control combustion is warming up to 750 ℃ and be incubated 80min with the speed of 15 ℃/min, and then heats up 1500 ℃ and be incubated 8h and obtain plant charcoal with the speed of 15 ℃/min; Then this plant charcoal being prepared into particle diameter is 2500-3000 purpose charcoal particle.
Take by weighing by weight 30 parts of aluminium hydroxides, 35 parts of magnesium hydroxides, 40 parts of plant charcoal and 8 parts of acrylic resins, stir in the input batch mixer; Described acrylic resin is methacrylic acid, acrylic acid and the acrylamide that 1:1:1 mixes.
Pulverize granulation: the particle that diameter is 1.5-2mm will be made behind the crushing material behind the mixing match; Sintering: will pulverize the particle speed with 6-8 ℃/min in reduction protection atmosphere that obtains after the granulation and be warming up to 580-600 ℃, insulation 3.8-4h obtains the required active carbon that is used for quartzy shrimp aquaculture.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value can reach 1750mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 60 days, the pH value of water all is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.Quartzy shrimp hue preserving as before.
Embodiment three
The plant material that present embodiment adopts is pine tree, ingresses after pine tree is removed epidermis impurity, and length control is no more than 15cm.
Plant material is sent in the microwave vacuum tank, be evacuated to vacuum and be-0.1～-0.05MPa, carry out again microwave treatment, microwave frequency is 550MHz, microwave treatment time is 1.2-2min;
To experience successively drying through the plant material of pre-treatment gained, pre-charing, charing, calcining and cooling, the temperature of each point for measuring temperature, dry section A is 180 ℃, pre-char zone B is 325 ℃, char zone C is 530 ℃, observe the temperature of D shown in Figure 1 district combustion zone diverse location during intensification, when the temperature of somewhere, combustion zone such as d2 is crossed when low, open the aperture at this place, import air and locally burn, this place's temperature is raise, the combustion zone temperature that experiences in the folding process of control bamboo, control combustion is warming up to 900 ℃ and be incubated 50min with the speed of 10 ℃/min, and then is warming up to 1600 ℃ and be incubated 5h and obtain plant charcoal with the speed of 10 ℃/min; Then this plant charcoal being prepared into particle diameter is 1500-2000 purpose charcoal particle.
Take by weighing by weight 15-28 part aluminium hydroxide, 20-25 part magnesium hydroxide, 15-25 part plant charcoal and 5-6 part acrylic resin, stir in the input batch mixer;
Described acrylic resin is isobutyl methacrylate, dodecylacrylate, acrylic acid stearyl, acrylonitrile, Methacrylamide and the styrene that 1:1:1:1:1:1 mixes.
Pulverize granulation: the particle that diameter is 1-1.5mm will be made behind the crushing material behind the mixing match; Sintering: will pulverize the particle speed with 3-6 ℃/min in reduction protection atmosphere that obtains after the granulation and be warming up to 530-560 ℃, insulation 3.3-3.6h obtains the required active carbon that is used for quartzy shrimp aquaculture.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value can reach 1800mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 70 days, the pH value of water all is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.Quartzy shrimp hue preserving as before.
Embodiment four
With embodiment three, different is that the raw material that uses is beech; Control combustion is warming up to 1000 ℃ and be incubated 50min with the speed of 10 ℃/min, and then is warming up to 1800 ℃ and be incubated 5h and obtain plant charcoal with the speed of 10 ℃/min.Described acrylic resin is dodecylacrylate.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value can reach 1850mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 75 days, the pH value of water all is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.Quartzy shrimp hue preserving as before.
?
Embodiment five
With embodiment three, different will pulverize the particle speed with 6 ℃/min in carbon monoxide reduction protection atmosphere that obtains after the granulation when being sintering and be warming up to 550 ℃, insulation 3.5h obtains the required active carbon for quartzy shrimp aquaculture.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value can reach 1900mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 80 days, the pH value of water all is acidity on the weak side, and the pH value is maintained at about 6.5, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.Quartzy shrimp hue preserving as before.
The comparative example one
With embodiment one, different is that plant material does not pass through the microwave vacuum pre-treatment, but directly is prepared into after the plant charcoal active carbon for the preparation of quartzy shrimp aquaculture again.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value 1400mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 40 days, the pH value of water is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.After 40 days, deteriorating water quality need to be added active carbon again.Quartzy shrimp color detects by an unaided eye thin out.
The comparative example two
With embodiment two, different is that plant material is sent in the microwave vacuum tank, is evacuated to vacuum to be-0.4MPa, carries out microwave treatment again, and microwave frequency is 1200MHz, and microwave treatment time is 5min; Adding weight when material is prepared is that 5 parts of particle diameters are 300-400 purpose plant charcoal particle.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value 1300mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 35 days, the pH value of water is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.After 35 days, deteriorating water quality need to be added active carbon again.
The comparative example three
Directly the plant charcoal particle with preparation drops into quartzy shrimp aquaculture cylinder.
Measure this active carbon according to GB GB/T12496.10, iodine sorption value 1250mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 30 days, the pH value of water is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.After 30 days, deteriorating water quality need to be added active carbon again.
The comparative example four
Directly commercially available common activated carbon granule is dropped into quartzy shrimp aquaculture cylinder.Measure this active carbon according to GB GB/T12496.10, iodine sorption value 1000mg/g.
Experiment test: the active carbon that is used for quartzy shrimp aquaculture that will prepare gained drops into quartzy shrimp aquaculture cylinder, and the weight ratio of the water in active carbon and the culturing jar is 1:100, detects water quality.
After tested, in 15 days, the pH value of water is acidity on the weak side, and the pH value is maintained at about 5-6, and the TDS value in the water satisfies the requirement of quartzy shrimp aquaculture; The GH value of water is maintained at about 3-6.After 15 days, deteriorating water quality need to be added active carbon again.
And if continuously with the cultivation of commercially available active carbon more than 3 months, quartzy shrimp color detect by an unaided eye take off white.
This specific embodiment only is explanation of the invention; it is not limitation of the present invention; those skilled in the art can make the modification that does not have creative contribution to present embodiment as required after reading this specification, but as long as all are subject to the protection of Patent Law in claim scope of the present invention.
Claims (10)
1. active carbon that is used for quartzy shrimp aquaculture is characterized in that: make by following steps:
(1) plant material pre-treatment: plant material is sent in the microwave vacuum tank, be evacuated to vacuum for-0.02MPa～-0.001MPa, carry out again microwave treatment, microwave frequency is 300MHz～950MHz, microwave treatment time is 1～3min;
(2) plant charcoal preparation: will experience successively through the plant material of pre-treatment gained drying, pre-charing, charing, calcining and cooling, control combustion is warming up to 700-750 ℃ or 900-1000 ℃ and is incubated 40-80min with the speed of 5-15 ℃/min, and then is warming up to 1000-1500 ℃ or 1600-1800 ℃ and is incubated 2-8h with the speed of 5-15 ℃/min and obtain plant charcoal;
(3) mixing match: take by weighing by weight 10-30 part aluminium hydroxide, 15-35 part magnesium hydroxide, 5-40 part plant charcoal and 3-8 part acrylic resin, stir in the input batch mixer;
(4) pulverize granulation: the particle that diameter is 0.5-2mm will be made behind the crushing material behind the mixing match;
(5) sintering: will pulverize the particle speed with 2-8 ℃/min in reduction protection atmosphere that obtains after the granulation and be warming up to 500-600 ℃, insulation 3-4h obtains the required active carbon that is used for quartzy shrimp aquaculture.
2. a kind of active carbon for quartzy shrimp aquaculture according to claim 1, it is characterized in that: described step (1) plant material is corncob, bamboo or pine tree.
3. a kind of active carbon for quartzy shrimp aquaculture according to claim 2, it is characterized in that: for corncob or bamboo, control combustion is warming up to 700-750 ℃ and be incubated 40-80min with the speed of 5-15 ℃/min, and then be warming up to 1000-1500 ℃ and be incubated 2-8h with the speed of 5-15 ℃/min, obtain plant charcoal.
4. a kind of active carbon for quartzy shrimp aquaculture according to claim 2, it is characterized in that: for pine tree, control combustion is warming up to 900-1000 ℃ and be incubated 40-80min with the speed of 5-15 ℃/min, and then be warming up to 1600-1800 ℃ and be incubated 2-8h with the speed of 5-15 ℃/min, obtain plant charcoal.
5. each described a kind of active carbon for quartzy shrimp aquaculture according to claim 1-4, it is characterized in that: described step (1) is sent into plant material in the microwave vacuum tank, be evacuated to vacuum for-0.01MPa～-0.005MPa, carry out again microwave treatment, microwave frequency is 300MHz～950MHz, and microwave treatment time is 1.2～2min.
6. a kind of active carbon for quartzy shrimp aquaculture according to claim 5, it is characterized in that: described acrylic resin is any one or a few in methyl methacrylate, EMA, butyl methacrylate, butyl acrylate, isobutyl methacrylate, dodecylacrylate, the acrylic acid stearyl.
7. a kind of active carbon for quartzy shrimp aquaculture according to claim 5, it is characterized in that: described acrylic resin is any one or a few in methacrylic acid, acrylic acid, acrylamide, acrylonitrile, Methacrylamide, the styrene.
8. a kind of active carbon for quartzy shrimp aquaculture according to claim 5 is characterized in that: described acrylic resin is that any one or a few and methacrylic acid, acrylic acid, acrylamide, acrylonitrile, Methacrylamide, in the styrene any one or a few in methyl methacrylate, EMA, butyl methacrylate, butyl acrylate, isobutyl methacrylate, dodecylacrylate, the acrylic acid stearyl mixes.
9. each described a kind of active carbon for quartzy shrimp aquaculture according to claim 6-8; it is characterized in that: described step (5) will be pulverized the particle speed with 6 ℃/min in reduction protection atmosphere that obtains after the granulation and be warming up to 550 ℃; insulation 3.5h obtains the required active carbon that is used for quartzy shrimp aquaculture.
10. a kind of active carbon for quartzy shrimp aquaculture according to claim 9, it is characterized in that: described reducing atmosphere is carbon monoxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480908.8A CN102962032B (en) | 2012-11-23 | 2012-11-23 | Activated carbon for cultivation of crystal shrimp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210480908.8A CN102962032B (en) | 2012-11-23 | 2012-11-23 | Activated carbon for cultivation of crystal shrimp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102962032A true CN102962032A (en) | 2013-03-13 |
| CN102962032B CN102962032B (en) | 2014-07-02 |
Family
ID=47792635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210480908.8A Expired - Fee Related CN102962032B (en) | 2012-11-23 | 2012-11-23 | Activated carbon for cultivation of crystal shrimp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102962032B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104920261A (en) * | 2015-06-23 | 2015-09-23 | 朱喜存 | Full-year-uninterrupted breeding method for crystal red shrimp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100075830A1 (en) * | 2008-09-23 | 2010-03-25 | Jiann-Yang Hwang | Activated carbon separation and reuse |
| CN101733072A (en) * | 2009-12-25 | 2010-06-16 | 华南理工大学 | Preparation method and microwave regeneration method for microwave adaptive composite activated carbon |
| CN102489250A (en) * | 2011-12-06 | 2012-06-13 | 湖南文象炭基环保材料股份有限公司 | Honeycomb activated carbon, preparation method thereof, and air purifier prepared from honeycomb activated carbon |
-
2012
- 2012-11-23 CN CN201210480908.8A patent/CN102962032B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100075830A1 (en) * | 2008-09-23 | 2010-03-25 | Jiann-Yang Hwang | Activated carbon separation and reuse |
| CN101733072A (en) * | 2009-12-25 | 2010-06-16 | 华南理工大学 | Preparation method and microwave regeneration method for microwave adaptive composite activated carbon |
| CN102489250A (en) * | 2011-12-06 | 2012-06-13 | 湖南文象炭基环保材料股份有限公司 | Honeycomb activated carbon, preparation method thereof, and air purifier prepared from honeycomb activated carbon |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104920261A (en) * | 2015-06-23 | 2015-09-23 | 朱喜存 | Full-year-uninterrupted breeding method for crystal red shrimp |
| CN104920261B (en) * | 2015-06-23 | 2017-08-04 | 朱喜存 | A kind of annual continual cultivation of crystal shrimp method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102962032B (en) | 2014-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106362690A (en) | Magnetic biochar adsorbing material and preparation method thereof | |
| CN105749892B (en) | A kind of preparation method for water body dephosphorized sea urchin shape microballoon carbonic acid gas lanthanum adsorbent | |
| CN107970891B (en) | One kind being based on malic acid and KMnO4The preparation method of the combined modified hot charcoal of cow dung biogas pulp water | |
| CN107115843A (en) | A kind of preparation method and applications for coming from peanut shell modified activated carbon | |
| CN109197011A (en) | The pleiotropism of acid soil improves modification method | |
| CN105132066A (en) | Biomass fuel preparation method | |
| CN106824069B (en) | For handling the preparation method of the rear-earth-doped iron Carbon Materials of arsenic-containing waste water | |
| CN104448165A (en) | Preparation method of farm-oriented nutrient water retaining agent using bagasse as raw material | |
| CN110142032A (en) | Chitosan biological carbon composite and its preparation method and application | |
| CN103721683A (en) | Taro starch with high adsorbability and preparation method thereof | |
| CN102962032B (en) | Activated carbon for cultivation of crystal shrimp | |
| CN104119171B (en) | The production method of graphite tailing compression Nutrition Soil | |
| CN103965917A (en) | Farmland water and fertilizer combined regulating agent and preparation method thereof | |
| CN102989415B (en) | Activated carbon for culturing crystal shrimp | |
| RU2527221C1 (en) | Method of producing activated charcoal from plant wastes | |
| CN106693890A (en) | Application of biochar adsorbent prepared from rice agricultural byproducts | |
| CN102963892B (en) | Preparation method of carbon granules used for air circulation of air conditioner | |
| CN106115696A (en) | A kind of active fruit shell carbon and preparation method thereof | |
| CN102838114A (en) | Method for fast preparing straw-based active carbon | |
| CN102249224B (en) | Preparation method of activated carbon from livestock horns | |
| CN107983305A (en) | A kind of preparation method and application of multi-layer graphene biology carbon material | |
| CN109233860A (en) | Pleiotropism soil conditioner | |
| CN108217645A (en) | A kind of method that activated carbon is prepared using eucalyptus | |
| CN104843702A (en) | Mat grass activated carbon and preparing method thereof | |
| CN102942180B (en) | Air circulation carbon granule for air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20141123 |
|
| EXPY | Termination of patent right or utility model |