CN104248910B - The manufacture method and biologic packing material block of a kind of haydite compounded filler of macromolecule - Google Patents
The manufacture method and biologic packing material block of a kind of haydite compounded filler of macromolecule Download PDFInfo
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- CN104248910B CN104248910B CN201310268547.5A CN201310268547A CN104248910B CN 104248910 B CN104248910 B CN 104248910B CN 201310268547 A CN201310268547 A CN 201310268547A CN 104248910 B CN104248910 B CN 104248910B
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- haydite
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The present invention relates to a kind of manufacture method of the haydite compounded filler of macromolecule and biologic packing material block, the manufacture of filler comprises the following steps：Step 1, using microorganism fixation, it will uniformly mix, solidify with haydite for the special efficacy bacterium of noxious pollutant culture, special efficacy bacterium is fixed in haydite, the noxious pollutant is foul waste gas or organic exhaust gas；Step 2, haydite is fixed on carrier using cross-linking method, forms the haydite compounded filler of macromolecule of laminated structure.The manufacture method and biologic packing material block of the haydite compounded filler of macromolecule of the present invention, filler structure in the form of sheets, are conducive to the attachment and growth of special efficacy bacterium, when carrying out biochemical reaction, permeability is good, and resistance to mass tranfer is small, special efficacy bacterium number amount is big and can quantify control, can greatly improve the disposal ability of equipment.The biologic packing material block of different size, specification, shape, advantage good with mechanical strength, wear-resistant, anti-extrusion can be made.
Description
Technical field
The present invention relates to the filler for handling waste gas, the manufacture method of specifically a kind of haydite compounded filler of macromolecule
And biologic packing material block.The waste gas espespecially foul waste gas or organic exhaust gas.
Background technology
In the production of industry, along with the processing and manufacture of product, substantial amounts of pernicious gas can be produced, such as various stenches
Material（Produce foul waste gas）And volatile organic matter（Produce organic exhaust gas）Deng.In the situation that effectively can not be controlled and administer
Under, these waste gas（Foul waste gas or organic exhaust gas）Can to human body produce stimulate and poison, greatly compromise human health and
Ecological environment.
Handle these waste gas（Foul waste gas or organic exhaust gas）Method it is a lot, wherein bio-filter technology is having for processing
One of efficacious prescriptions method.The scheme of bio-filter technology is：Biologic packing material layer, the biology are set in the filter bed of filter tank or reaction tower
Microorganism is included in the filler of packing layer（Degradation bacteria etc.）, when waste gas after wetting is by filler in biologic packing material layer, give up
Pollutant component in gas is absorbed by the micro-organisms, and oxidation Decomposition is harmless inorganic matter.Filler Chang Xuan in biologic packing material layer
With compost, soil, peat, ceramic ring and activated carbon etc..
The emission-control equipment proposed such as patent CN2293376 and CN1187777.
In the prior art, the process of one inoculation attachment of the microorganism needs in filler and culture propagation, for some certainly
The special degradation bacteria of negligible amounts in right environment, then need the kind of effective flora in filler after longer enrichment time, and culture
Class and quantity are unable to manual control, so as to limit disposal ability, are used for handling low-concentration organic exhaust gas.When organic in waste gas
When thing concentration is high, the particulate matter in waste gas accumulates the growth of excessive and microbial biomass in filter bed and soon and easily occurs blocking filler,
Gas is increased by the resistance of filter tank or reaction tower, produces the problems such as gas is short-circuit, influences mass transfer effect, therefore limit filler
The thickness of layer, is typically only 30~1000mm or so.Because resistance is big, packing layer is thin, generally with the sectional area of increase filter bed
To expand the treating capacity of waste gas, cause whole processing unit floor space very big.
The content of the invention
For defect present in prior art, it is an object of the invention to provide a kind of haydite compounded filler of macromolecule
Manufacture method and biologic packing material block, filler structure in the form of sheets, are conducive to the attachment and growth of special efficacy bacterium, are carrying out biochemical reaction
When, permeability is good, and resistance to mass tranfer is small, and special efficacy bacterium number amount is big and can quantify control, can greatly improve the disposal ability of equipment.Can be with
The biologic packing material block of different size, specification, shape, advantage good with mechanical strength, wear-resistant, anti-extrusion is made.
To achieve the above objectives, the present invention is adopted the technical scheme that：
A kind of manufacture method of the haydite compounded filler of macromolecule, it is characterised in that comprise the following steps：
Step 1, using microorganism fixation, will uniformly it be mixed with haydite for the special efficacy bacterium of noxious pollutant culture, admittedly
Change, special efficacy bacterium is fixed in haydite, the noxious pollutant is foul waste gas or organic exhaust gas；
Step 2, haydite is fixed on carrier using cross-linking method, forms the haydite compounded filler of macromolecule of laminated structure.
On the basis of above-mentioned technical proposal, haydite is spherical lytag, clay haydite or haydites of book structure, haydite
A diameter of 0.5~2.0mm, bulk density be 1000~1250kg/m3。
On the basis of above-mentioned technical proposal, the crosslinking of haydite uses polymer composite, and the macromolecule composite wood
Material forms netted hole between haydite and carrier,
The special efficacy bacterium energy elongation growth being attached on haydite is in netted hole.
On the basis of above-mentioned technical proposal, the polymer composite is：Nontoxic polyvinyl alcohol, sodium alginate institute
The mixing hydrosol being made.
On the basis of above-mentioned technical proposal, the preparation process of the mixing hydrosol is：According to polyvinyl alcohol in water weight
Percentage is 3%~15%, and sodium alginate percetage by weight in water is 0.3%~3%, and both materials are added to the water mixing
Stir evenly and the mixing hydrosol is made.
On the basis of above-mentioned technical proposal, cross-linking method comprises the following steps：By step 1 gained haydite with mixing the hydrosol
Mixing, is made biological glue, is then uniformly applied to biological glue on carrier with submergence or the mode brushed, containing CaCl2
Saturation borate in soak after, be placed in the curing agent of low concentration solidify a period of time after, formed laminated structure macromolecule
Haydite compounded filler.
On the basis of above-mentioned technical proposal, CaCl in saturation boric acid solution2Concentration be 1%~2%, soak time is
0.5~36h；
Curing agent is the phosphate that concentration is 0.3~10%, is placed in 0.5~3h in curing agent.
On the basis of above-mentioned technical proposal, carrier is corrosion resistant fabric, and the corrosion resistant fabric includes but is not limited to nylon, change
It is fine.
On the basis of above-mentioned technical proposal, the netting twine thickness of corrosion resistant fabric is between 0.02~2mm, the net of corrosion resistant fabric
Checkerwork cell is shaped as triangle, quadrangle, hexagon or circle.
A kind of biologic packing material block, it is characterised in that including：Filler framework and be fixed on it is some by above-mentioned in filler framework
The haydite compounded filler of macromolecule of laminated structure prepared by method,
Filler framework be corrosion resistant metal or corrosion resistant hard plastic frame, be shaped as cylindrical, cuboid, it is cube shaped or
Multi-edge column-shaped,
The spacing distance of the haydite compounded filler of macromolecule of adjacent laminated structure is 0.5~20mm,
The haydite compounded filler of macromolecule of laminated structure is vertically or arranged in parallel in the horizontal direction, or from inside to outside
It is arranged in a ring, or vertically or in the horizontal direction oblique arrangement, angle of inclination is 1~18 degree during oblique arrangement.
The manufacture method and biologic packing material block of the haydite compounded filler of macromolecule of the present invention, filler structure in the form of sheets,
Be conducive to the attachment and growth of special efficacy bacterium, when carrying out biochemical reaction, permeability is good, and resistance to mass tranfer is small, and special efficacy bacterium number amount is big simultaneously
It can quantify and control, the disposal ability of equipment can be greatly improved.The biologic packing material block of different size, specification, shape can be made, has
There is mechanical strength good, wear-resistant, anti-extrusion advantage.
Brief description of the drawings
The present invention has drawings described below：
The schematic diagram of tubular biologic packing material block is made in the haydite compounded filler of Fig. 1 macromolecules,
Cuboid is made or the schematic diagram of cube shaped biologic packing material block in the haydite compounded filler of Fig. 2 macromolecules,
Fig. 3 waste bio-treatment process charts.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
The manufacture method of the haydite compounded filler of macromolecule of the present invention, comprises the following steps：
Step 1, using microorganism fixation, will uniformly it be mixed with haydite for the special efficacy bacterium of noxious pollutant culture, admittedly
Change, special efficacy bacterium is fixed in haydite, the noxious pollutant is foul waste gas or organic exhaust gas；
Step 2, haydite is fixed on carrier using cross-linking method, forms the haydite compounded filler of macromolecule of laminated structure.
In actual use, the haydite compounded filler of macromolecule of obtained some laminated structures can be respectively fixed to resistance to
Rotten metal or corrosion resistant hard plastic frame（Filler framework）In, biologic packing material block, Fig. 1,2 shown respectively tubular lifes is made
Thing filling block and cuboid or cube shaped biologic packing material block, naturally it is also possible to be multi-edge column-shaped（Triangular prism, pentagonal prism,
Six prisms etc.）Biologic packing material block, difference is that the filler frame shape of selection is different.Also carrier first can be fixed to corrosion resistant gold
Category or corrosion resistant hard plastic frame（Filler framework）In, then by the haydite compounded filler of macromolecule of above-mentioned technique preparation laminated structure,
In such a scheme, the haydite compounded filler of macromolecule of laminated structure is already fixed in filler framework after being made, and can be formed directly in
Biologic packing material block.
Biologic packing material block overall dimensions can be：Tubular biologic packing material block, 0.01~3m of diameter, pillar height 0.01~
3m, a selectable specific embodiment can be used as in span per increasing or decreasing 0.01m；Cuboid, cube
The biologic packing material block of the bodily form or multi-edge column-shaped, pole section 0.02~5m of girth, 0.01~3m of pillar height, is often passed in span
Increasing or successively decrease 0.01m can be as a selectable specific embodiment.The macromolecule of adjacent laminated structure is haydite compounded to be filled out
The spacing distance of material is 0.5~20mm, can be selectable specific as one per increasing or decreasing 0.1mm in span
Embodiment.The haydite compounded filler of macromolecule of laminated structure is vertically or arranged in parallel in the horizontal direction, or from inside to outside
It is arranged in a ring, or vertically or in the horizontal direction oblique arrangement, angle of inclination is 1~18 degree during oblique arrangement, is being taken
In the range of value a selectable specific embodiment can be used as per 1 degree of increasing or decreasing.
Biologic packing material block can be loaded into inside reactor（For example in the filter bed in filter tank or reaction tower）Biologic packing material layer is formed,
It is shown in Figure 3 to realize the processing to waste gas.
The microorganism fixation and cross-linking method are existing processes well known, are no longer described in detail.
The special efficacy bacterium for noxious pollutant culture is existing processes well known, is no longer described in detail.
On the basis of above-mentioned technical proposal, haydite is spherical lytag, clay haydite or haydites of book structure, haydite
A diameter of 0.5~2.0mm, can be used as a selectable specific implementation per increasing or decreasing 0.1mm in span
Example, bulk density is 1000~1250kg/m3, per increasing or decreasing 50kg/m in span3It can may be selected as one
Specific embodiment.
On the basis of above-mentioned technical proposal, the crosslinking of haydite uses polymer composite, and the macromolecule composite wood
Material forms netted hole between haydite and carrier,
The special efficacy bacterium energy elongation growth being attached on haydite is in netted hole.
On the basis of above-mentioned technical proposal, the polymer composite is：Nontoxic polyvinyl alcohol, sodium alginate institute
The mixing hydrosol being made.
On the basis of above-mentioned technical proposal, the preparation process of the mixing hydrosol is：According to polyvinyl alcohol in water
Percetage by weight is 3%~15%, and a selectable specific implementation can be used as per increasing or decreasing 0.1% in span
Example, sodium alginate percetage by weight in water is 0.3%~3%, and one can be used as per increasing or decreasing 0.1% in span
Individual selectable specific embodiment, the mixing that is added to the water of both materials is stirred evenly the mixing hydrosol is made.
On the basis of above-mentioned technical proposal, cross-linking method comprises the following steps：By step 1 gained haydite with mixing the hydrosol
It is mixed and made into biological glue（Immobilized microorganism glue）, the mixed proportion for mixing the hydrosol and haydite is 1：1.5~1：15, example
Such as：1：1.5、1：2、1：3、1：4、1：5、1：6、1：7、1：8、1：9、1：10、1：11、1：12、1：13、1：14 or 1：15, then
Biological glue is uniformly applied on carrier with submergence or the mode brushed（Uniform fold is between the surface and gap of carrier）,
Containing CaCl2Saturation borate in soak after, be placed in the curing agent of low concentration and solidify after a period of time, form laminated structure
The haydite compounded filler of macromolecule.
On the basis of above-mentioned technical proposal, CaCl in saturation boric acid solution2Concentration be 1%~2%（Mass ratio）, immersion
Time is 0.5~36h, and a selectable specific embodiment can be used as per increasing or decreasing 0.1h in span；Gu
Agent is that concentration is 0.3~10%（Volume ratio）Phosphate, such as dipotassium hydrogen phosphate, potassium dihydrogen phosphate are placed in curing agent
0.5~3h, a selectable specific embodiment can be used as in span per increasing or decreasing 0.1h.
On the basis of above-mentioned technical proposal, carrier is corrosion resistant fabric.The corrosion resistant fabric be nylon, chemical fibre etc. be difficult by
Biodegradable material.
The netting twine thickness of corrosion resistant fabric is between 0.02~2mm, per increasing or decreasing 0.01mm in span
As a selectable specific embodiment, the grid hole of corrosion resistant fabric is shaped as triangle, quadrangle, hexagon or circle
Shape, when grid hole is when being shaped as circle, the aperture of grid hole is 0.1~2mm, per increasing or decreasing in span
0.1mm can be used as a selectable specific embodiment.
Different shapes can be made according to the demand difference of reactor in corrosion resistant fabric, for example：Rectangle, circle, ellipse, ladder
Shape, triangle etc., are preferably made the thin slice of rectangle.
As shown in Figure 1, 2, can will be some by the haydite compounded filler of macromolecule made from manufacture method of the present invention
The piece filler is fixed in the corrosion resistant metal or corrosion resistant hard plastic frame of circular or rectangle, and the biologic packing material of given shape is made
Block, then biologic packing material block is arranged in emission-control equipment.The addition of haydite greatly improves special efficacy strain amount, improves dress
The treatment effeciency put, solve general exhaust-gas treatment turn among special efficacy strain it is not enough and vapour lock is excessive, device is easily blocked, and takes up an area face
The problem of product is big.This method is applied to various various concentrations, the exhaust-gas treatment of different tolerance.
The haydite compounded filler of macromolecule of laminated structure prepared by the method for the invention has the characteristics that：
（1）For the special efficacy bacterium of noxious pollutant culture（Effective degradation bacteria）Species, quantity can control, it is once solid
Fixed, special efficacy bacterium number amount is big and can quantify control, can greatly improve the disposal ability of equipment.
（2）Shorten the time of biological treatment device for exhaust gas initial start stage.
（3）In the haydite compounded filler of macromolecule of laminated structure, due to the presence of haydite and high polymer material, high resilience
And it is internal with abundant network structure, be conducive to the attachment and growth of special efficacy bacterium.When carrying out biochemical reaction, permeability is good, passes
Matter resistance is small.
（4）The biologic packing material of different size, specification, shape can be made in the haydite compounded filler of macromolecule of laminated structure
Block, advantage good with mechanical strength, wear-resistant, anti-extrusion.
（5）The haydite compounded filler of macromolecule of laminated structure can be using regular assembling mode, it is ensured that exhaust-gas treatment is filled
The unimpeded enough of middle gas passage is put, the problem of general bacteria bed is easily blocked, pressure drop is big, effective area and special efficacy bacterium is overcome
Planting the substantial increase of amount makes it save floor space and investment cost relative to common bioanalysis in waste gas treatment process.
It is specific embodiment below.
Embodiment 1
The haydite compounded filler of macromolecule of the laminated structure prepared using the method for the invention fixes nitrifier, for locating
Manage ammonia-contaminated gas.
Immobilized microorganism glue is constituted：
Polyvinyl alcohol 7.5%
Sodium alginate 1.5%
Attached microbial haydite 40%
Filler framework is made of stainless steel plate and stainless steel wire, and external form is high 100mm, diameter 150mm cylinder, is filled out
Distance in material frame frame between the haydite compounded filler of macromolecule of every two panels laminated structure is 5~15mm.
Make the corrosion resistant fabric needed for the haydite compounded filler of macromolecule of laminated structure（Carrier）For 0.5 × 0.3mm of aperture
Nylon grenadine, nylon grenadine can be first fixed on filler framework, placed into biological glue and extracted multiple, make biological glue equal
It is even to be covered in nylon grenadine, then again containing 1.5%CaCl2Saturation boric acid solution in soak 3h, be 6% in concentration
KH2PO41h is soaked in solution, taking-up is stand-by after being rinsed with water.
Biologic packing material that the present embodiment is finally made it is packaged enter 2100mm, internal diameter 160mm biofiltration tower, built-in 20
Fig. 3 is shown in biologic packing material block as described above, technological process.
The effect of biologic packing material block processing ammonia-contaminated gas prepared by embodiment 1 is shown in Table 1.
Table 1
Embodiment 2：
The haydite compounded filler of macromolecule of the laminated structure prepared using the method for the invention fixes nitrifier, for locating
Manage ammonia-contaminated gas.
Immobilized microorganism glue is constituted：
Polyvinyl alcohol 9.0%
Sodium alginate 2.0%
Attached microbial haydite 25%
Remaining condition be the same as Example 1.
The effect of biologic packing material block processing ammonia-contaminated gas prepared by embodiment 2 is shown in Table 2.
Table 2
Embodiment 3：
The haydite compounded filler of macromolecule of the laminated structure prepared using the method for the invention fixes nitrifier, for locating
Manage ammonia-contaminated gas.
Immobilized microorganism glue is constituted：
Polyvinyl alcohol 10%
Sodium alginate 1.5%
Attached microbial haydite 15%
Remaining condition be the same as Example 1.
The effect of biologic packing material block processing ammonia-contaminated gas prepared by embodiment 3 is shown in Table 3.
Table 3
The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (8)
1. a kind of manufacture method of the haydite compounded filler of macromolecule, it is characterised in that comprise the following steps：
Step 1, using microorganism fixation, it will uniformly mix, solidify with haydite for the special efficacy bacterium of noxious pollutant culture, make
Special efficacy bacterium is fixed in haydite, and the noxious pollutant is organic exhaust gas；
Step 2, haydite is fixed on carrier using cross-linking method, forms the haydite compounded filler of macromolecule of laminated structure；Haydite
Crosslinking use polymer composite, and the polymer composite forms netted hole between haydite and carrier, described
The special efficacy bacterium energy elongation growth on haydite is attached in netted hole；
The carrier is corrosion resistant fabric；
Haydite is spherical lytag, clay haydite or haydites of book structure, a diameter of 0.5~2.0mm of haydite, bulk density
For 1000~1250kg/m3。
2. the manufacture method of the haydite compounded filler of macromolecule as claimed in claim 1, it is characterised in that：The macromolecule is combined
Material is：The mixing hydrosol made by nontoxic polyvinyl alcohol, sodium alginate.
3. the manufacture method of the haydite compounded filler of macromolecule as claimed in claim 2, it is characterised in that the system of the mixing hydrosol
It is for step：According to polyvinyl alcohol, percetage by weight is 3%~15% in water, and sodium alginate percetage by weight in water is
0.3%~3%, the mixing that is added to the water of both materials is stirred evenly the mixing hydrosol is made.
4. the manufacture method of the haydite compounded filler of macromolecule as claimed in claim 2, it is characterised in that cross-linking method includes following
Step：Step 1 gained haydite is mixed with mixing the hydrosol, biological glue is made, then will be raw with submergence or the mode brushed
Composition glue liquid is uniformly applied on carrier, containing CaCl2Saturation borate in soak after, be placed in the curing agent of low concentration solidify
After a period of time, the haydite compounded filler of macromolecule of laminated structure is formed.
5. the manufacture method of the haydite compounded filler of macromolecule as claimed in claim 4, it is characterised in that：In saturation boric acid solution
CaCl2Mass percent be 1%~2%, soak time be 0.5~36h；
Curing agent is the phosphate that percent by volume is 0.3~10%, is placed in 0.5~3h in curing agent.
6. the manufacture method of the haydite compounded filler of macromolecule as claimed in claim 1, it is characterised in that：The corrosion resistant fabric bag
Include nylon and chemical fibre.
7. the manufacture method of the haydite compounded filler of macromolecule as claimed in claim 6, it is characterised in that：The netting twine of corrosion resistant fabric
Thickness is between 0.02~2mm, and the grid hole of corrosion resistant fabric is shaped as triangle, quadrangle, hexagon or circle.
8. a kind of biologic packing material block, it is characterised in that including：Filler framework and be fixed in filler framework it is some by right will
The haydite compounded filler of macromolecule of the laminated structure of 1 methods described preparation is sought,
Filler framework is corrosion resistant metal or corrosion resistant hard plastic frame, is shaped as cylindrical, cuboid or cube shaped,
The spacing distance of the haydite compounded filler of macromolecule of adjacent laminated structure is 0.5~20mm,
The haydite compounded filler of macromolecule of laminated structure is vertically or arranged in parallel in the horizontal direction, or is in ring from inside to outside
Shape is arranged, or vertically or in the horizontal direction oblique arrangement, and angle of inclination is 1~18 ° during oblique arrangement.
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| CN107158932A (en) * | 2017-07-24 | 2017-09-15 | 中山市中开环保设备制造有限公司 | Organic waste gas treatment device |
| CN108079774B (en) * | 2017-12-27 | 2021-04-09 | 延边大学 | Magnetic field reinforced biological filter and method for removing trichloroethylene waste gas by using same |
| CN108238705A (en) * | 2018-03-17 | 2018-07-03 | 凌建军 | A kind of Novel unpowered purification tank |
| CN108751411B (en) * | 2018-08-21 | 2021-02-23 | 重庆渝桑环保科技有限公司 | Anaerobic microorganism filler |
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| CN1508081A (en) * | 2002-12-16 | 2004-06-30 | 中国石油化工股份有限公司 | Biological filler and preparing method and apparatus constructed thereof and use |
| CN1765472A (en) * | 2004-10-29 | 2006-05-03 | 中国石油化工股份有限公司 | Biological method for purifying waste gas produced in ponds and fields |
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| WO1988001279A1 (en) * | 1986-08-15 | 1988-02-25 | Commonwealth Scientific And Industrial Research Or | Promoting cell adhesion and growth on a substrate |
| JPH10180281A (en) * | 1996-12-27 | 1998-07-07 | Takeda Chem Ind Ltd | Microorganism immobilizing gel for water treatment |
| EP2145912A1 (en) * | 2008-07-19 | 2010-01-20 | Momentive Performance Materials GmbH | Method of coating substrates |
| CA2738358A1 (en) * | 2008-09-29 | 2010-04-01 | Richard T. Zvosec | Process for accelerated capture of carbon dioxide |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508081A (en) * | 2002-12-16 | 2004-06-30 | 中国石油化工股份有限公司 | Biological filler and preparing method and apparatus constructed thereof and use |
| CN1765472A (en) * | 2004-10-29 | 2006-05-03 | 中国石油化工股份有限公司 | Biological method for purifying waste gas produced in ponds and fields |
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