CN108927122A - A kind of regeneration technology of oil-containing diatomite - Google Patents
A kind of regeneration technology of oil-containing diatomite Download PDFInfo
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- CN108927122A CN108927122A CN201811039745.3A CN201811039745A CN108927122A CN 108927122 A CN108927122 A CN 108927122A CN 201811039745 A CN201811039745 A CN 201811039745A CN 108927122 A CN108927122 A CN 108927122A
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- diatomite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/3425—Regenerating or reactivating of sorbents or filter aids comprising organic materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/14—Diatomaceous earth
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- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The present invention relates to diatomite regeneration fields, and in particular to a kind of regeneration technology of oil-containing diatomite, comprising the following steps: (1) be mixed and stirred for oil-containing diatomite and water in storage tank, be then placed in sedimentation basin；The concentrated sulfuric acid is added into sedimentation basin and stirs, oil water mixture and acid solution diatomite are isolated after standing；(2) oil water mixture is separated into oil-yielding stratum and water layer；(3) acid solution diatomite is dehydrated, is made containing sour diatomite；(4) alkali is added in containing sour diatomite and stirs, after standing for 24 hours, partially desiccated diatomite is made in drying removal partial moisture；(5) diatomite original powder, alkali and salt are added into partially desiccated diatomite, and stirs；After calcining, selection by winnowing goes out impurity, finished product diatomite.Rationally, simply, investment is small for regeneration technology of the present invention, can make full use of raw material oil-containing diatomite, not only economize on resources, but also be good for the environment, basic three-waste free discharge, good separating effect in separation process.
Description
Technical field
The present invention relates to diatomite regeneration fields, and in particular to a kind of regeneration technology of oil-containing diatomite.
Background technique
Diatomite is a kind of siliceous rock, is a kind of biogenic siliceous sedimentary rock, it is mainly by the something lost of ancient times diatom
The bones of the body are formed.Diatomite is by unbodied SiO2Composition, and contain a small amount of Fe2O3、CaO、MgO、Al2O3And organic impurities.Diatom
For soil usually in light yellow or light grey, matter is soft, porous and light, is industrially often used as filtering material, filler, decolorising agent and silicon
Diatomaceous earth filter aid, catalyst carrier etc..
Currently, diatomite drainage is widely used in beer, chemical industry, medicine, food, water treatment field, dosage increases
Also very big quickly, and the rear a large amount of filter residue of discharge is used generally all to be thrown away as waste, not only waste of resource but also environment was polluted,
Product cost is also very high.
Diatomite is the filter material of metal rolled middle ROLLING OIL, because the main component of diatomite is silicic acid matter, its internal tool
There is loose, Porous structure, strainability is got well than charcoal.ROLLING OIL is mainly added by kerosene, missible oil and partial lubrication
The transparency liquid for adding agent to form, when being filtered using diatomite, a small amount of oil and greasy residues are in diatomite.Diatomite uses
Cannot be used again after primary, at present many enterprises by used diatomite burn or it is buried enter underground, fall as garbage disposal,
Environment is not only polluted in this way, is unfavorable for environmental protection, and causes the significant wastage of resource.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of regeneration technologies of oil-containing diatomite, so that raw material oil-containing diatom
Soil can regenerate, and recycle, and not only economize on resources, but also be good for the environment.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of regeneration technology of oil-containing diatomite, comprising the following steps:
(1) oil-containing diatomite and water are mixed and stirred in storage tank, it is heavy to be then put into the mixture of oil-containing diatomite and water
In the pond of shallow lake；The concentrated sulfuric acid is added into sedimentation basin and stirs, oil water mixture and acid solution diatomite are isolated after standing；
(2) oil water mixture is separated into oil-yielding stratum and water layer through oil water separator；Oil reservoir isolates ROLLING OIL and missible oil after standing,
After ROLLING OIL is cleaned, is filtered, finished product ROLLING OIL；
(3) acid solution diatomite is dehydrated, is made containing sour diatomite；
(4) alkali is added in containing sour diatomite and stirs, after standing for 24 hours, partially desiccated diatom is made in drying removal partial moisture
Soil；
(5) diatomite original powder, alkali and salt are added into partially desiccated diatomite, and stirs；After calcining, selection by winnowing goes out impurity, is made
Finished product diatomite.
Further, step (3) containing in sour diatomite, water and the weight ratio containing sour diatomite are 35~40%, acid with
Weight ratio containing sour diatomite is 15~20%.
Further, in step (4), alkali and the weight ratio containing sour diatomite are 10~12%, wherein alkali be 95% it is pure
Alkali.
Further, in step (4), the temperature of drying is 300~400 DEG C；In partially desiccated diatomite, water and part are dried
The weight ratio of dry diatomite is 20~25%.
Further, in step (5), the weight ratio of diatomite original powder and partially desiccated diatomite is 5%, alkali and part
The weight ratio for drying diatomite is 0.03~0.05%, and the weight ratio of salt and partially desiccated diatomite is 0.01~0.04%.
Further, in step (5), the temperature of calcining is 850~900 DEG C.
Further, in step (5), the temperature of calcining is 700 DEG C, and the finished silicon for sewage treatment, seconds is made
Diatomaceous earth.
Further, in step (5), the temperature of calcining is 800~900 DEG C, and the primes for industrial application, white is made
Color finished product diatomite.
(3) beneficial effect
(1) present invention carries out pickling to oil-containing diatomite, eliminates the impurity such as some of iron and aluminium, then through primary sedimentation point
Grade obtains acid solution diatomite, and the finished product diatomite after the processing such as dehydration, alkali neutralization, calcining, wherein silicone content is mentioned
Height, impurity are effectively removed, and specific surface also has very big promotion, and entire process flow yield is high and pollution is small.
(2) present invention carries out processing to oil-containing diatomite and the diatomite containing acid is made, and not only improves diatom by the sour acid-hatching of young eggs
Native content can also modify diatom pore structure, the diatomite strainability and porosity of raising.
(3) present invention reduces the usage amount of acid, at low cost, environmental pollution is small, is conducive to industrialized production, substantially increases
Its application prospect, which not only regenerates waste diatomite, makes full use of, not only economized on resources, but also is good for the environment.
(4) the regeneration technology three-waste free discharge, favorable regeneration effect, rational technology is simple, invests small.
Detailed description of the invention
Fig. 1 is a kind of regeneration technology flow chart of oil-containing diatomite of the present invention.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The scope of protection of the invention.
Embodiment 1
A kind of regeneration technology of oil-containing diatomite, as shown in Figure 1, comprising the following steps:
(1) raw material oil-containing diatomite and water are mixed and stirred in storage tank, then by the mixture of the oil-containing diatomite and water
It is put into sedimentation basin；The concentrated sulfuric acid is added into the sedimentation basin and stirs, oil water mixture and acid solution diatomite are isolated after standing；
(2) above-mentioned oil water mixture oil water separator is separated into oil-yielding stratum and water layer；Oil reservoir stand after isolate ROLLING OIL and
Missible oil, after ROLLING OIL is cleaned, is filtered, finished product ROLLING OIL；By the water recycling and reusing in water layer；
(3) above-mentioned acid solution diatomite is dehydrated, is made containing sour diatomite；This contains in sour diatomite, water and the weight containing sour diatomite
The ratio between amount is 35%, and acid is 15% with the weight ratio containing sour diatomite；
(4) to this containing the soda ash and stirring that addition purity is 95% in sour diatomite, wherein soda ash and the weight containing sour diatomite
The ratio between be 10%；Stand for 24 hours after, 300 DEG C at a temperature of, drying removal partial moisture, be made partially desiccated diatomite, the portion
Divide in drying diatomite, the weight ratio of water and partially desiccated diatomite is 20；
(5) diatomite original powder, alkali and salt are added into above-mentioned partially desiccated diatomite, and stirs, wherein diatomite original powder and portion
The weight ratio for dividing drying diatomite is 5%, and the weight ratio of alkali and partially desiccated diatomite is 0.03%, salt and partially desiccated silicon
The weight ratio of diatomaceous earth is 0.01%；850 DEG C at a temperature of, after calcining, selection by winnowing goes out impurity, finished product diatomite.
Embodiment 2
A kind of regeneration technology of oil-containing diatomite, comprising the following steps:
(1) raw material oil-containing diatomite and water are mixed and stirred in storage tank, then by the mixture of the oil-containing diatomite and water
It is put into sedimentation basin；The concentrated sulfuric acid is added into the sedimentation basin and stirs, oil water mixture and acid solution diatomite are isolated after standing；
(2) above-mentioned oil water mixture oil water separator is separated into oil-yielding stratum and water layer；Oil reservoir stand after isolate ROLLING OIL and
Missible oil, after ROLLING OIL is cleaned, is filtered, finished product ROLLING OIL；By the water recycling and reusing in water layer；
(3) above-mentioned acid solution diatomite is dehydrated, is made containing sour diatomite；This contains in sour diatomite, water and the weight containing sour diatomite
The ratio between amount is 40%, and acid is 20% with the weight ratio containing sour diatomite；
(4) to this containing the soda ash and stirring that addition purity is 95% in sour diatomite, wherein soda ash and the weight containing sour diatomite
The ratio between be 12%；Stand for 24 hours after, 400 DEG C at a temperature of, drying removal partial moisture, be made partially desiccated diatomite, the portion
Divide in drying diatomite, the weight ratio of water and partially desiccated diatomite is 25%；
(5) diatomite original powder, alkali and salt are added into above-mentioned partially desiccated diatomite, and stirs, wherein diatomite original powder and portion
The weight ratio for dividing drying diatomite is 5%, and the weight ratio of alkali and partially desiccated diatomite is 0.05%, salt and partially desiccated silicon
The weight ratio of diatomaceous earth is 0.04%；700 DEG C at a temperature of, after calcining, selection by winnowing goes out impurity, is made for sewage treatment, second level
The finished product diatomite of product.
Embodiment 3
A kind of regeneration technology of oil-containing diatomite, comprising the following steps:
(1) raw material oil-containing diatomite and water are mixed and stirred in storage tank, then by the mixture of the oil-containing diatomite and water
It is put into sedimentation basin；The concentrated sulfuric acid is added into the sedimentation basin and stirs, oil water mixture and acid solution diatomite are isolated after standing；
(2) above-mentioned oil water mixture oil water separator is separated into oil-yielding stratum and water layer；Oil reservoir stand after isolate ROLLING OIL and
Missible oil, after ROLLING OIL is cleaned, is filtered, finished product ROLLING OIL；By the water recycling and reusing in water layer；
(3) above-mentioned acid solution diatomite is dehydrated, is made containing sour diatomite；This contains in sour diatomite, water and the weight containing sour diatomite
The ratio between amount is 38%, and acid is 18% with the weight ratio containing sour diatomite；
(4) to this containing the soda ash and stirring that addition purity is 95% in sour diatomite, wherein soda ash and the weight containing sour diatomite
The ratio between be 11%；Stand for 24 hours after, 350 DEG C at a temperature of, drying removal partial moisture, be made partially desiccated diatomite, the portion
Divide in drying diatomite, the weight ratio of water and partially desiccated diatomite is 23%；
(5) diatomite original powder, alkali and salt are added into above-mentioned partially desiccated diatomite, and stirs, wherein diatomite original powder and portion
The weight ratio for dividing drying diatomite is 5%, and the weight ratio of alkali and partially desiccated diatomite is 0.04%, salt and partially desiccated silicon
The weight ratio of diatomaceous earth is 0.025%；820 DEG C at a temperature of, after calcining, selection by winnowing goes out impurity, and one for industrial application is made
Grade product, white finished product diatomite.
The regeneration technology carries out pickling to oil-containing diatomite, eliminates the impurity such as some of iron and aluminium, then through primary
Classification of sedimentation obtains acid solution diatomite, the finished product diatomite after the processing such as dehydration, alkali neutralization, calcining, wherein silicone content
It is improved, impurity is effectively removed, and specific surface also has very big promotion, and entire process flow yield is high and pollution is small.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of regeneration technology of oil-containing diatomite, which comprises the following steps:
(1) oil-containing diatomite and water are mixed and stirred in storage tank, it is heavy to be then put into the mixture of oil-containing diatomite and water
In the pond of shallow lake；The concentrated sulfuric acid is added into sedimentation basin and stirs, oil water mixture and acid solution diatomite are isolated after standing；
(2) oil water mixture is separated into oil-yielding stratum and water layer through oil water separator；The oil reservoir isolates rolling after standing
Oil and missible oil, after the ROLLING OIL is cleaned, is filtered, finished product ROLLING OIL；
(3) the acid solution diatomite is dehydrated, is made containing sour diatomite；
(4) to described containing alkali is added in sour diatomite and stirs, after standing for 24 hours, partially desiccated is made in drying removal partial moisture
Diatomite；
(5) diatomite original powder, alkali and salt are added into the partially desiccated diatomite, and stirs；After calcining, selection by winnowing goes out impurity,
Finished product diatomite.
2. the regeneration technology of oil-containing diatomite according to claim 1, which is characterized in that the silicon containing acid of the step (3)
In diatomaceous earth, water and the weight ratio containing sour diatomite are 35~40%, and acid is 15~20% with the weight ratio containing sour diatomite.
3. the regeneration technology of oil-containing diatomite according to claim 2, which is characterized in that in the step (4), alkali with contain
The weight ratio of sour diatomite is 10~12%, wherein the soda ash that alkali is 95%.
4. the regeneration technology of oil-containing diatomite according to claim 2 or 3, which is characterized in that in the step (4), dry
Dry temperature is 300~400 DEG C；In the partially desiccated diatomite, the weight ratio of water and partially desiccated diatomite is 20~
25%。
5. the regeneration technology of described in any item oil-containing diatomite according to claim 1~3, which is characterized in that the step (5)
In, the weight ratio of diatomite original powder and partially desiccated diatomite is 5%, and the weight ratio of alkali and partially desiccated diatomite is
0.03~0.05%, the weight ratio of salt and partially desiccated diatomite is 0.01~0.04%.
6. the regeneration technology of oil-containing diatomite according to claim 5, which is characterized in that in the step (5), calcining
Temperature is 850~900 DEG C.
7. the regeneration technology of oil-containing diatomite according to claim 5, which is characterized in that in the step (5), calcining
Temperature is 700 DEG C, and the finished product diatomite for sewage treatment, seconds is made.
8. the regeneration technology of oil-containing diatomite according to claim 5, which is characterized in that in the step (5), calcining
Temperature is 800~900 DEG C, and the primes for industrial application, white finished product diatomite is made.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811039745.3A CN108927122A (en) | 2018-09-06 | 2018-09-06 | A kind of regeneration technology of oil-containing diatomite |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811039745.3A CN108927122A (en) | 2018-09-06 | 2018-09-06 | A kind of regeneration technology of oil-containing diatomite |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318520A (en) * | 2021-05-11 | 2021-08-31 | 徐首文 | Deoiling treatment device capable of reusing diatomite |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1864875A (en) * | 2006-06-23 | 2006-11-22 | 段来棕 | Water contained oil sludge regeneration method |
| CN1883739A (en) * | 2006-05-19 | 2006-12-27 | 李志奇 | Separation method of bergmeal and rolling oil |
| CN107159103A (en) * | 2017-05-16 | 2017-09-15 | 河北天诺再生资源利用有限公司 | Oil-containing waste diatomite filter aid circulation regeneration method and system |
-
2018
- 2018-09-06 CN CN201811039745.3A patent/CN108927122A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1883739A (en) * | 2006-05-19 | 2006-12-27 | 李志奇 | Separation method of bergmeal and rolling oil |
| CN100346858C (en) * | 2006-05-19 | 2007-11-07 | 李志奇 | Separation method of bergmeal and rolling oil |
| CN1864875A (en) * | 2006-06-23 | 2006-11-22 | 段来棕 | Water contained oil sludge regeneration method |
| CN107159103A (en) * | 2017-05-16 | 2017-09-15 | 河北天诺再生资源利用有限公司 | Oil-containing waste diatomite filter aid circulation regeneration method and system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318520A (en) * | 2021-05-11 | 2021-08-31 | 徐首文 | Deoiling treatment device capable of reusing diatomite |
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Application publication date: 20181204 |