CN105311862B - Oil field modified fiber ball filter - Google Patents
Oil field modified fiber ball filter Download PDFInfo
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- CN105311862B CN105311862B CN201510858120.XA CN201510858120A CN105311862B CN 105311862 B CN105311862 B CN 105311862B CN 201510858120 A CN201510858120 A CN 201510858120A CN 105311862 B CN105311862 B CN 105311862B
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Abstract
The invention discloses a kind of oil field modified fiber ball filter, including housing, main shaft and lowering or hoisting gear, both sides above the housing are provided with filtrate import, and the side of housing central section is provided with filter packing import and export, and the opposite side at middle part is provided with a peep hole, the both sides of lower housing portion are provided with filtrate (liquid, the centre of the housing upper is additionally provided with a power set, and the centre of lower end is provided with an agitator, and the main shaft is provided with a baffle plate.Import and export to improve the operating efficiency and oil-field flooding quality of existing filter by the multiple filtrates of structure and setting for changing existing filtering baffle, under certain cost control, make filter adapt to produce needs.Simultaneously, there is provided the modified fiber ball of a kind of more efficient, easy cleaning and not scattered ball, filter efficiency is further improved, reduces usage amount of the filter to filter packing.
Description
Technical field
The present invention relates to polishing filter technical field, more particularly to a kind of oil field modified fiber ball filter.
Background technology
Current oil field at home filter mainly has quartz filter, walnut shell filter, fiber ball filter and lacks
Amount fiber bundle filter.Wherein quartz filter is a kind of filter of use quartz sand as filler, although it had
Filtration resistance power is small, and specific surface area is big, and resistance to acids and bases is strong, and the advantages of resistance tocrocking is good, but it is not high to sewage disposal precision, difficult
To reach the requirement of water injection in low-permeability oilfield water quality index；Walnut shell filter is with walnut shell as filter medium, due to this work
For the walnut shell of filter medium entered specially treated, so have surface area big, high adsorption capacity, clearance advantage high,
But it there is also problem that is not high to sewage disposal precision and being difficult to reach the requirement of water injection in low-permeability oilfield water quality index；Fiber
Ball filter is a kind of filter of use fiber-ball filter media, and the fiber of this fibrous nodules is synthesized by by new chemical formulation
Special fibre silk make, its be mainly characterized by by essence modification fiber filtering is changed into by lipophilic it is hydrophilic
Type, filtrate diameter is big with specific surface area up to tens microns even several microns, the advantages of filtration resistance is small, while also solving
The problems such as filtering accuracy of particulate filter is limited by particle diameter of filter medium.It is the granular filter material filter plant such as quartz sand and walnut shell
Renewal product.
But existing fiber ball filter has several defects, first, in filter filter process, due to filtering
The filter plate that filler lower section is set understands some and does not filter or do not filter completely clean dirt unavoidably with hole slot structure
Water is directly flowed directly out outside device by filter plate, causes the oil-field flooding for obtaining of low quality so that water filling can not increasingly meet
It is required.Furthermore, in fibre-ball filtration filler nowadays used, although device filter effect is very well, it occurs scattered ball, twines
Around the problems such as, and not easy cleaning, water wasting is time-consuming.
The content of the invention
Goal of the invention of the invention is：For above-mentioned problem, there is provided filtered with modified fiber ball in a kind of oil field
Device, imports and exports to improve the operating efficiency of existing filter by the multiple filtrates of structure and setting for changing existing filtering baffle
With oil-field flooding quality, under certain cost control, filter is set to adapt to produce needs.Simultaneously, there is provided a kind of higher
The modified fiber ball of effect, easy cleaning and not scattered ball, further improves filter efficiency, reduces use of the filter to filter packing
Amount.
To reach above-mentioned purpose, the technical solution adopted by the present invention is as follows：A kind of oil field modified fiber ball filter, bag
Housing, main shaft and lowering or hoisting gear are included, the both sides above the housing are provided with filtrate import, and the side of housing central section is provided with filtering and fills out
Material is imported and exported, and the opposite side at middle part is provided with a peep hole, and the both sides of lower housing portion are provided with filtrate (liquid, in the housing upper
Between be additionally provided with a power set, the centre of lower end is provided with an agitator, and the main shaft is provided with a baffle plate.
Due to the setting of said structure, improve filter by increasing the quantity of filtrate import and export and filtrate is handled up
Amount, improves the operating efficiency of filter, filter is fully used.
Further, the main shaft and the baffle plate are placed in the housing, and filter packing, institute are provided with below the baffle plate
State and filtering baffle is provided with below filter packing, a rotary shaft, the upper end of the rotary shaft are provided with below the filtering baffle
Impeller is provided with, rotary shaft is deep into the filter packing through the centre of the filtering baffle, the impeller fixed installation
It is deep into the upper end of the rotary shaft and together with rotary shaft in the filter packing, the lower end of the rotary shaft is described in
The lower end of housing is connected with the agitator, the agitator drive connection rotary shaft.
Due to the setting of said structure, agitating device is arranged to vane type structure, and go deep into filter packing so that
During stirring and washing, filter packing quick rotation can be fully driven, by causing turbulent whirlpool in filter packing, make folder
The miscellaneous dirt in filter packing is washed thoroughly out, and cleaning performance is good.
Further, a mounting groove is provided with the middle of the filtering baffle, several unidirectional water inflows is additionally provided with above filtering baffle
Hole, the rotary shaft is fixedly connected by the mounting groove with the filtering baffle.
Further, the top in the unidirectional water inflow hole is provided with sealing shroud, and valve is provided with the sealing shroud, and sealing is placed on
In the unidirectional water inflow hole, the valve is two half moon thin slices, and toward each other, root is connected with sealing shroud inwall, valve
Lower section of the free edge of film towards the unidirectional water inflow hole.
Further, the thickness of the sealing shroud is 0.2-0.5mm, and the thickness of the valve is 0.5-1mm, root epoxy
Resin adhesive is bonded in sealing shroud inwall, and valve is made of high elastic rubber material.
Due to the setting of said structure, by setting several unidirectional water inflows mouthful on filtering baffle so that in charging and
In filter process, it is avoided that a part is not filtered or do not filter clean sewage completely and is directly flowed directly out outside device by filter plate
Problem, its operation principle is：Sealing shroud is provided with unidirectional water inflow hole, valve is provided with sealing shroud, the original state of valve is
Fit-state, has intercepted the connection of the filtrate and filtrate (liquid in filter packing, and because valve is crescent, row is pressed under the baffle
During contracting filter packing, the oil-field flooding for filtering out can cause pressure to the valve in unidirectional water inflow hole, when pressure increases to one
During sizing, the valve of laminating can be squeezed and separated, and oil-field flooding is flowed into filtrate (liquid and enters by unidirectional water inflow mouthful
And outside displacer.
Further, the filter packing is made up of modified fiber ball, and the modified fiber ball contains modified fiber yarn, described
Modified fiber yarn is modified polyamide ester fiber silk, and the modified polyamide ester fiber silk is by terephthalic acid (TPA) and glycol ester
After change reaction obtains PET, carry out what polycondensation reaction was obtained with fatty polyamide.
Further, native cellulose fibre, dacron thread and cotton synthetic fibre silk, the natural fibre are also contained in the modified fiber ball
The mass percent that cellulose fiber accounts for the modified fiber ball is 13-20%, and the dacron thread accounts for the quality of the modified fiber ball
Percentage is 7-9%, and the mass percent that the cotton synthetic fibre silk accounts for the modified fiber ball is 9-15%, and the modified polyamide ester is fine
The mass percent that dimension silk accounts for the modified fiber ball is 56-71%.
Further, the preparation method of the modified fiber ball includes following steps：
Step 1, modified polyamide ester fiber silk, native cellulose fibre and dacron thread are shaped to by setting ratio proportioning
After fibre bundle, support the two ends of the fibre bundle for matching with multiple support fixtures and tense, make fibre bundle linearly；
After the completion of step 2, step 1, ultrasonic bonding is used on the fibre bundle positioned at each support fixture supporting point position
Head melts this position to form the centre of sphere of modified fiber ball；
After the completion of step 3, step 2, the strong point both sides of each support fixture of size cutting of the fibrous nodules according to setting
Fibre bundle, then by the fibre bundle after each cutting with cotton synthetic fibre wire bundle prick and shaping balling-up.
In modified fiber ball of the invention, modified polyamide ester fiber silk has with low cost, heat endurance good and low
Inherent viscosity the features such as drop, be a kind of imitative cotton material of excellent performance, in this, as the major ingredient of modified fiber ball so that fiber
The characteristics of ball has staple similar, such as elasticity it is good, it is fluffy curling and it is soft, the specific surface area of fibrous nodules can be significantly improved, to oil
And the adsorption capacity of organic matter strengthens, and can directly intercept, inertia is intercepted and electrification absorption oil and organic matter, moreover it is possible to improve fibrous nodules
Porosity so that in filtering, filtering layer porosity is gradually reduced along water (flow) direction, form on more satisfactory filtrate it is big under
Small distribution of pores state, the oil-field flooding quality after filtering is high, additionally due to modified polyamide ester fiber silk also has easily clearly
Wash, the characteristics of good stability, can significantly extend the usage cycles of fibrous nodules, reduce usage amount of the filter to filter packing；My god
The characteristics of right cellulose fibre has tensile strength high, strong corrosion resistance and good abrasion performance, the tension of energy reinforcing fiber ball is strong
Degree, improve fibrous nodules corrosion resistance, due to can occur in filtering and washing process, between fiber phase mutual friction, that
The complex processes such as this extruding, filament can rupture and fibrillation occurs, and cause to produce the problems such as fluffing, white dirt and badly influence
The service life of fibrous nodules, the abrasion performance for adding the bright raising fibrous nodules of energy of native cellulose fibre, extends making for fibrous nodules
Use the life-span；Being added to of dacron thread improves the washing fastness of fibrous nodules, intensity and abrasion performance, but dacron thread water imbibition
Difference, can reduce the filter effect of fibrous nodules, and addition should not be excessive, therefore the dacron thread content that the present invention is added is in 7-9% scopes
It is interior.Final obtained modified fiber ball possesses excellent properties, and stable performance, good filtration effect, usage cycles are long.
In sum, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：By changing existing filtering gear
The structure of plate and the multiple filtrates of setting are imported and exported to improve the operating efficiency and oil-field flooding quality of existing filter, certain
Cost control under, make filter adapt to produce needs.Simultaneously, there is provided a kind of more efficient, easy cleaning and do not dissipate ball and change
Property fibrous nodules, further improve filter efficiency, reduce usage amount of the filter to filter packing.
Brief description of the drawings
Fig. 1 is a kind of oil field modified fiber ball filter structural representation of the invention.
Fig. 2 is a kind of filtering baffle structural representation of oil field modified fiber ball filter of the invention.
Fig. 3 is the part-structure schematic diagram of Section A-A in Fig. 2.
Marked in figure：1 is housing, and 2 is main shaft, and 3 is lowering or hoisting gear, and 4 is agitator, and 5 is filtrate import, and 6 fill out for filtering
Material is imported and exported, and 7 is peep hole, and 8 is power set, and 9 is baffle plate, and 10 is filter packing, and 11 is filtering baffle, and 12 is rotary shaft,
13 is impeller, and 14 is filtrate (liquid, and 15 is unidirectional water inflow hole, and 16 is sealing shroud, and 17 is valve.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order that the object, technical solution and advantage of invention become more apparent, below in conjunction with drawings and Examples, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
Embodiment one
As shown in figure 1, a kind of oil field modified fiber ball filter, including housing 1, main shaft 2 and lowering or hoisting gear 3, it is special
Levy and be, the both sides of the top of the housing 1 are provided with filtrate import 5, and the side at the middle part of housing 1 is provided with filter packing and imports and exports 6, in
The opposite side in portion is provided with a peep hole 7, and the both sides of lower housing portion are provided with filtrate (liquid 14, and the centre on the top of the housing 1 also sets
The centre for having a power set 8, lower end is provided with an agitator 4, and the main shaft 2 is provided with a baffle plate 9；The main shaft 2 and described
Baffle plate 9 is placed in the housing 1, and the lower section of the baffle plate 9 is provided with filter packing 10, and the lower section of the filter packing 10 was provided with
Filter baffle plate 11, the lower section of the filtering baffle 11 is provided with a rotary shaft 12, and the upper end of the rotary shaft 12 is provided with impeller 13, rotation
Axle 12 is deep into the filter packing 10 through the centre of the filtering baffle 11, and the impeller 13 is fixedly mounted on institute
State the upper end of rotary shaft 12 and be deep into the filter packing 10 together with rotary shaft 12, the lower end of the rotary shaft 12 passes through
The lower end of the housing 1 is connected with the agitator 4, and the agitator 4 is connected the rotary shaft 12.
In the present embodiment, a mounting groove is provided with the middle of the filtering baffle 11, filtering baffle 11 is additionally provided with some above
Individual unidirectional water inflow hole 15, the rotary shaft 12 is fixedly connected by the mounting groove with the filtering baffle 11；It is described unidirectionally to enter
The top in water hole 15 is provided with sealing shroud 16, the sealing shroud 16 and is provided with valve 17, and sealing shroud 16 is placed in the unidirectional water inflow hole
In 15, the valve 17 is two half moon thin slices, and toward each other, root is connected with the inwall of sealing shroud 16, the trip of valve 17
From edge towards the unidirectional water inflow hole 15 lower section；The thickness of the sealing shroud 16 is 0.2-0.5mm（Optimum thickness is 0.3mm,
According to the pore size of unidirectional water inflow hole 15, it is also possible to select 0.2mm or be 0.5mm）, the thickness of the valve 17 is 0.5-
1mm（Optimum thickness is 0.7mm, according to the pore size of unidirectional water inflow hole 15, it is also possible to selects 0.5mm or is 1mm）, root is used
Epoxyn is bonded in the inwall of sealing shroud 16, and valve 17 is made of high elastic rubber material.
When filtrate enters and be passed in filter packing 10 from filtrate import 5, by unidirectionally entering on filtering baffle 11
The iris action in water hole 15, makes filtrate to be penetrated at the filtrate (liquid 14 of the bottom of housing 1 through filtering baffle 11；Work as gear
Plate 9 it is descending compression filter packing 10 when, the filtrate for filtering out can cause pressure to the valve 17 in unidirectional water inflow hole 15, work as pressure
When increasing to a certain size by force, the valve 17 of laminating can be squeezed and separated, and filtrate is flowed into by unidirectional water inflow hole 15
Outside filtrate (liquid and then displacer.
In the present embodiment, the filter packing 10 is made up of modified fiber ball, and the modified fiber ball contains modified fibre
Dimension silk, the modified fiber yarn is modified polyamide ester fiber silk, and the modified polyamide ester fiber silk is by terephthalic acid (TPA)
After obtaining PET with ethylene glycol esterification, carry out what polycondensation reaction was obtained with fatty polyamide.
In the present embodiment, it is described also containing native cellulose fibre, dacron thread and cotton synthetic fibre silk in the modified fiber ball
The mass percent that native cellulose fibre accounts for the modified fiber ball is 13%, and the dacron thread accounts for the modified fiber ball
Mass percent is 7%, and the mass percent that the cotton synthetic fibre silk accounts for the modified fiber ball is 9%, and the modified polyamide ester is fine
The mass percent that dimension silk accounts for the modified fiber ball is 71%, and the preparation method of the modified fiber ball includes following step
Suddenly：
Step 1, modified polyamide ester fiber silk, native cellulose fibre and dacron thread are shaped to by setting ratio proportioning
After fibre bundle, support the two ends of the fibre bundle for matching with multiple support fixtures and tense, make fibre bundle linearly；
After the completion of step 2, step 1, ultrasonic bonding is used on the fibre bundle positioned at each support fixture supporting point position
Head melts this position to form the centre of sphere of modified fiber ball；
After the completion of step 3, step 2, the strong point both sides of each support fixture of size cutting of the fibrous nodules according to setting
Fibre bundle, then by the fibre bundle after each cutting with cotton synthetic fibre wire bundle prick and shaping balling-up.
Embodiment two
The embodiment is identical with embodiment one, and its difference is also to contain natural fiber in the modified fiber ball
Cellulose fiber, dacron thread and cotton synthetic fibre silk, the mass percent that the native cellulose fibre accounts for the modified fiber ball are 20%, institute
It is 9% to state dacron thread and account for the mass percent of the modified fiber ball, and the cotton synthetic fibre silk accounts for the quality percentage of the modified fiber ball
Than being 15%, the mass percent that the modified polyamide ester fiber silk accounts for the modified fiber ball is 56%, the modified fibre
The preparation method of ball includes following steps：
Step 1, modified polyamide ester fiber silk, native cellulose fibre and dacron thread are shaped to by setting ratio proportioning
After fibre bundle, support the two ends of the fibre bundle for matching with multiple support fixtures and tense, make fibre bundle linearly；
After the completion of step 2, step 1, ultrasonic bonding is used on the fibre bundle positioned at each support fixture supporting point position
Head melts this position to form the centre of sphere of modified fiber ball；
After the completion of step 3, step 2, the strong point both sides of each support fixture of size cutting of the fibrous nodules according to setting
Fibre bundle, then by the fibre bundle after each cutting with cotton synthetic fibre wire bundle prick and shaping balling-up.
Embodiment three
The embodiment is identical with embodiment one and embodiment two, and its difference is also to contain in the modified fiber ball
There are native cellulose fibre, dacron thread and cotton synthetic fibre silk, the native cellulose fibre accounts for the quality percentage of the modified fiber ball
Than being 16%, the mass percent that the dacron thread accounts for the modified fiber ball is 8%, and the cotton synthetic fibre silk accounts for the modified fiber ball
Mass percent be 12%, the mass percent that modified polyamide ester fiber silk accounts for the modified fiber ball is 64%, institute
The preparation method for stating modified fiber ball includes following steps：
Step 1, modified polyamide ester fiber silk, native cellulose fibre and dacron thread are shaped to by setting ratio proportioning
After fibre bundle, support the two ends of the fibre bundle for matching with multiple support fixtures and tense, make fibre bundle linearly；
After the completion of step 2, step 1, ultrasonic bonding is used on the fibre bundle positioned at each support fixture supporting point position
Head melts this position to form the centre of sphere of modified fiber ball；m2/m3,
After the completion of step 3, step 2, the strong point both sides of each support fixture of size cutting of the fibrous nodules according to setting
Fibre bundle, then by the fibre bundle after each cutting with cotton synthetic fibre wire bundle prick and shaping balling-up.
Its main performance index of modified fiber ball obtained in the various embodiments described above is as shown in the table：
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (5)
1. a kind of oil field modified fiber ball filter, including housing（1）, main shaft（2）And lowering or hoisting gear（3）, it is characterised in that
The housing（1）The both sides of top are provided with filtrate import（5）, housing（1）The side at middle part is provided with filter packing import and export（6）,
The opposite side at middle part is provided with a peep hole（7）, the both sides of lower housing portion are provided with filtrate (liquid（14）, the housing（1）Top
Centre is additionally provided with a power set（8）, the centre of lower end is provided with an agitator（4）, the main shaft（2）It is provided with a baffle plate（9）,
The main shaft（2）With the baffle plate（9）It is placed in the housing（1）It is interior, the baffle plate（9）Lower section be provided with filter packing（10）,
The filter packing（10）Lower section be provided with filtering baffle（11）, the filtering baffle（11）Lower section be provided with a rotary shaft
（12）, the rotary shaft（12）Upper end be provided with impeller（13）, rotary shaft（12）Through the filtering baffle（11）Centre, and
It is deep into the filter packing（10）It is interior, the impeller（13）It is fixedly mounted on the rotary shaft（12）Upper end and and rotary shaft
（12）The filter packing is deep into together（10）It is interior, the rotary shaft（12）Lower end pass through the housing（1）Lower end with
The agitator（4）Connection, the agitator（4）Be connected the rotary shaft（12）, the filtering baffle（11）Centre sets
There are a mounting groove, filtering baffle（11）Several unidirectional water inflow holes are additionally provided with above（15）, the rotary shaft（12）By described
Mounting groove and the filtering baffle（11）It is fixedly connected, the filter packing（10）It is made up of modified fiber ball, the modified fibre
Dimension ball contains modified fiber yarn, and the modified fiber yarn is modified polyamide ester fiber silk, the modified polyamide ester fiber silk
It is after obtaining PET by terephthalic acid (TPA) and ethylene glycol esterification, to carry out polycondensation with fatty polyamide anti-
Should obtain.
2. oil field modified fiber ball filter as claimed in claim 1, it is characterised in that the unidirectional water inflow hole（15）'s
Top is provided with sealing shroud（16）, the sealing shroud（16）Inside it is provided with valve（17）, sealing shroud（16）It is placed in the unidirectional water inflow hole
（15）It is interior, the valve（17）It is two half moon thin slices, toward each other, root and sealing shroud（16）Inwall is connected, valve
（17）Free edge towards the unidirectional water inflow hole（15）Lower section.
3. oil field modified fiber ball filter as claimed in claim 2, it is characterised in that the sealing shroud（16）Thickness
It is 0.2-0.5mm, the valve（17）Thickness be 0.5-1mm, root epoxyn is bonded in sealing shroud（16）
Inwall, valve（17）It is made of high elastic rubber material.
4. oil field modified fiber ball filter as claimed in claim 3, it is characterised in that also contain in the modified fiber ball
There are native cellulose fibre, dacron thread and cotton synthetic fibre silk, the native cellulose fibre accounts for the quality percentage of the modified fiber ball
Than being 13-20%, the mass percent that the dacron thread accounts for the modified fiber ball is 7-9%, and the cotton synthetic fibre silk accounts for described modified
The mass percent of fibrous nodules is 9-15%, and the modified polyamide ester fiber silk accounts for the mass percent of the modified fiber ball
It is 56-71%.
5. oil field modified fiber ball filter as claimed in claim 4, it is characterised in that the preparation of the modified fiber ball
Method includes following steps：
Step 1, modified polyamide ester fiber silk, native cellulose fibre and dacron thread are shaped to fiber by setting ratio proportioning
Shu Hou, supports the two ends of the fibre bundle for matching and tenses with multiple support fixtures, makes fibre bundle linearly；
After the completion of step 2, step 1, will with ultrasonic bonding head on the fibre bundle positioned at each support fixture supporting point position
Melt to form the centre of sphere of modified fiber ball in this position；
After the completion of step 3, step 2, the fibre of the strong point both sides of each support fixture of size cutting of the fibrous nodules according to setting
Dimension beam, then pricks and shaping balling-up the fibre bundle after each cutting with cotton synthetic fibre wire bundle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510858120.XA CN105311862B (en) | 2015-11-30 | 2015-11-30 | Oil field modified fiber ball filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510858120.XA CN105311862B (en) | 2015-11-30 | 2015-11-30 | Oil field modified fiber ball filter |
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| Publication Number | Publication Date |
|---|---|
| CN105311862A CN105311862A (en) | 2016-02-10 |
| CN105311862B true CN105311862B (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510858120.XA Active CN105311862B (en) | 2015-11-30 | 2015-11-30 | Oil field modified fiber ball filter |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664552A (en) * | 2016-04-16 | 2016-06-15 | 马鞍山明创环保科技有限公司 | Ultrasonic self-cleaning side-filtration filter |
| CN111940382B (en) * | 2020-08-07 | 2022-07-29 | 淮南市泰能电力工程有限公司 | Cleaning mechanism for turbine blade scaling and cleaning method based on mechanism |
| CN115254855B (en) * | 2022-07-22 | 2023-09-22 | 广东旭业光电科技股份有限公司 | Cleaning and impurity removing device for optical lens production and processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04326904A (en) * | 1991-04-26 | 1992-11-16 | Japan Organo Co Ltd | Packed bed type filter apparatus |
| CN2565516Y (en) * | 2002-08-13 | 2003-08-13 | 清华同方股份有限公司 | Fibre ball filtering device |
| CN202942698U (en) * | 2012-12-14 | 2013-05-22 | 成都源创环保工程有限公司 | Fiber ball filter |
| CN203564830U (en) * | 2013-11-11 | 2014-04-30 | 任虎 | Top squeeze type water injection filtering device for oil production wells |
| CN205412367U (en) * | 2015-11-30 | 2016-08-03 | 成都九十度工业产品设计有限公司 | Oil field is with modified fiber ball filter |
-
2015
- 2015-11-30 CN CN201510858120.XA patent/CN105311862B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04326904A (en) * | 1991-04-26 | 1992-11-16 | Japan Organo Co Ltd | Packed bed type filter apparatus |
| CN2565516Y (en) * | 2002-08-13 | 2003-08-13 | 清华同方股份有限公司 | Fibre ball filtering device |
| CN202942698U (en) * | 2012-12-14 | 2013-05-22 | 成都源创环保工程有限公司 | Fiber ball filter |
| CN203564830U (en) * | 2013-11-11 | 2014-04-30 | 任虎 | Top squeeze type water injection filtering device for oil production wells |
| CN205412367U (en) * | 2015-11-30 | 2016-08-03 | 成都九十度工业产品设计有限公司 | Oil field is with modified fiber ball filter |
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| CN105311862A (en) | 2016-02-10 |
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Inventor after: Si Lei Inventor before: Li Yan |
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Effective date of registration: 20211208 Address after: 163000 Shangfu No. 07, building C-6, Yinyi Sunshine City, Ranghulu District, Daqing City, Heilongjiang Province Patentee after: Daqing jiahongsheng Petroleum Machinery Equipment Co.,Ltd. Address before: 610000 Wuhou District Wuhou new town administrative committee, Chengdu, Sichuan, 2 Wuyi East Road 15, 1 units, 2 level 231. Patentee before: CHENGDU JIUSHIDU INDUSTRIAL PRODUCTS DESIGN Co.,Ltd. |
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Effective date of registration: 20220113 Address after: 163000 07-01-31, Changsheng Trade City, 277, heat source street, Longfeng District, Daqing City, Heilongjiang Province Patentee after: Daqing xinjisheng Petroleum Equipment Co.,Ltd. Address before: 163000 Shangfu No. 07, building C-6, Yinyi Sunshine City, Ranghulu District, Daqing City, Heilongjiang Province Patentee before: Daqing jiahongsheng Petroleum Machinery Equipment Co.,Ltd. |