CN103410121B - Lake pollution bottom sediment coverage ship and coverage method - Google Patents
Lake pollution bottom sediment coverage ship and coverage method Download PDFInfo
- Publication number
- CN103410121B CN103410121B CN201310348725.5A CN201310348725A CN103410121B CN 103410121 B CN103410121 B CN 103410121B CN 201310348725 A CN201310348725 A CN 201310348725A CN 103410121 B CN103410121 B CN 103410121B
- Authority
- CN
- China
- Prior art keywords
- cover layer
- control lever
- ship
- bottom sediment
- cylinder
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000013049 sediment Substances 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 43
- 238000005253 cladding Methods 0.000 claims description 40
- 238000012546 transfer Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 16
- 238000005516 engineering process Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000013461 design Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002362 mulch Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a lake pollution bottom sediment coverage ship and a coverage method, relating to the lake pollution bottom sediment processing technology. The coverage ship has such a structure that: a film hanging shaft (7), a covering film (15), an extending barrel (8), a leveling rod (9) and a control rod (10) are connected in order, and the covering film (15) is flatly paved on the surface of the pollution bottom sediment; a loading hopper (11), a feeding controller (4) and a conveyor belt (5) are connected in order, and a covering material (12) drops on the covering film (15); a control room (6) is electrically connected to and controls the feeding controller (4), the conveyor belt (5) and a control rod (10) respectively. According to the invention, high mechanical degree is obtained, time and labor are saved, and labor cost during the construction is reduced; good construction effects are achieved, a uniform covering layer can be realized, and utilization rate of the covering material is improved; the construction is normative, and the management of the covering construction is facilitated; the construction efficiency is increased, and the popularization and application of the covering technology is facilitated.
Description
Technical field
The present invention relates to lake pollution bottom sediment treatment technology, particularly relate to a kind of lake pollution bottom sediment and cover ship and covering method, be specifically related to adding equipment and the construction method of solid bulky grain cladding material.
Background technology
For many years, the treatment technology of lake pollution bottom sediment is processed mainly with technology such as bottom aeration and desiltings.Existing practice result shows, bottom aeration only can change the character of surperficial bed mud thickness of several millimetres, to endogenous release control efficiency and cost of investment disproportionate, have now found that and to have problems in mechanism.Along with the development of following lake pollution mud Treatment process, this technology may be eliminated; And dredging technology also exists problems when applying, as stockyard floor space is large, residual water treatment cost is high, and drying time is long, and in desilting process, polluted bed mud settling flux, newborn interface activation and cost of investment are excessively high, cannot meet extensive processing requirements.Moreover if when containing certain difficult degradation poisonous and harmful substance in polluted bed mud, dredging technology can make original buried material again contact with water column, causes intermediate water body pollution.
Traditional lake pollution bottom sediment Mulching treatment technology is applied at lake endogenous control field, but there are problems:
1, many employings that adds of cladding material are constructed on the bank, and during construction distance, cost is higher;
2, adding of cladding material can not realize quantification, and uneven, covers efficiency poor;
3, seldom use cover layer, the main technical problem existed is that plastic film mulch is difficult under water, limits the application of bulky grain inert material; Meanwhile, cladding material easily mixes with polluted bed mud, and the duration of coverage effect is short, is unfavorable for the long-acting control that pollutant discharges;
4, apply fine particle cladding material, not only the rate of settling is slow, affects water landscape, and wind and wave resistance disturbance ability, be unfavorable for that aquatic ecosystem recovers.
In addition, when traditional fine particle cladding material adds, easily cause floating dust, unfavorable constructor is physically and mentally healthy.Therefore, extensive lake pollution bottom sediment soverlay technique not yet obtains spread in ecological restoration of lakes process.
Therefore, polluted bed mud soverlay technique may become following lake endogenous improvement Chaoyang technology.Certainly, prerequisite improves construction quality, efficiency and reduces costs.
Consider based on this, lake pollution bottom sediment covering ship of the present invention and covering method overcome the shortcoming of current techniques, make construction equipment and method in one.
Summary of the invention
Object of the present invention is just that the shortcoming overcoming prior art existence is with not enough, provides a kind of lake pollution bottom sediment to cover ship and covering method.
The object of the present invention is achieved like this:
Wherein covering ship is the platform that a kind of efficient, low energy consumption and reusable polluted bed mud soverlay technique realize, and utilizes it can avoid the deficiency of existing soverlay technique, achieves an important breakthrough of construction field;
Covering method lays particular emphasis on and overcomes current mud bed mud covering process Problems existing, utilizes the platform covering ship and provide, and proposes the method that application soverlay technique realizes the long-acting control of polluted bed mud.
One, lake pollution bottom sediment covers ship (be called for short and cover ship)
Cover ship by Power Vessel and disposed thereon storage bin, transfer car(buggy), feed regulator, material-conveying belt, control room, biofilm axle, stretch cylinder, smooth bar, control lever, loading bin, cladding material, stair, sidewalk and cover layer and form;
Its position and annexation are:
Take Power Vessel as carrier;
The head of Power Vessel is provided with control room;
The middle part of Power Vessel is provided with storage bin, in storage bin, is provided with transfer car(buggy);
Power quarter is provided with feed regulator, material-conveying belt, loading bin, stair and sidewalk;
Be provided with biofilm axle at the afterbody of Power Vessel, stretch cylinder, smooth bar, control lever, cover layer;
Biofilm axle, cover layer, stretching, extension cylinder, smooth bar, control lever connect successively, cover layer are laid in the surface of polluted bed mud;
Loading bin, dynamic feed regulator are connected successively with material-conveying belt, are fallen by cladding material on cover layer;
Control room is electrically connected with auto feed controller, material-conveying belt and control lever respectively and controls.
Two, lake pollution bottom sediment covering method
This method comprises the following steps:
1. biofilm axle, stretching, extension wheel, smooth bar and control lever are adjusted to drive shift;
2. cover layer is hung on biofilm axle;
3. cover layer head end is passed and stretch cylinder, and be placed on control lever;
4. control lever is utilized to insert in mud by cover layer head;
5. calculate unit area cladding thickness according to polluted bed mud degree, set feed regulator;
6. utilizing material-conveying belt to be covered by cladding material is pressed on cover layer;
7. collect control lever and be placed in above mud face, making it process not disturbance polluted bed mud of navigating;
8., after the cladding material in loading bin is finished, utilize transfer car(buggy) that cladding material is added to loading bin;
9. after cover layer is finished, change cover layer, repeat above-mentioned steps;
10. when Power Vessel walks to footprint edges, by biofilm axle, stretch wheel, smooth bar and control lever be adjusted to retrogressing shelves, loads onto cover layer, retreat Power Vessel, in area of coverage side, rear setback covers.
The present invention has following advantages and good effect:
1. mechanization degree is high, saving of labor, saves time, human cost when reducing construction;
2. construction effect is good, can realize covering layer homogeneous, improves the utilization ratio of cladding material;
3. job specfication, is beneficial to the management covering construction;
4. improve efficiency of construction, be beneficial to soverlay technique and apply;
5. can realize the long-acting operation of soverlay technique, enhance polluted bed mud Treatment process diversity.
Accompanying drawing explanation
Fig. 1 is the structural representation of this covering ship;
Fig. 2 is the structural representation of feed regulator.
In figure:
1-Power Vessel;
2-storage bin;
3-transfer car(buggy);
4-feed regulator;
5-material-conveying belt;
6-control room;
7-biofilm axle;
8-stretch cylinder;
9-smooth bar;
10-control lever,
10.1-inserted link, 10.2-gantry, 10.3-hoist engine;
11-loading bin;
12-cladding material;
13-stair;
14-sidewalk;
15-cover layer.
Detailed description of the invention
Describe in detail below in conjunction with drawings and Examples:
One, the structure of ship is covered
1, overall
As Fig. 1, cover ship by Power Vessel 1 and disposed thereon storage bin 2, transfer car(buggy) 3, feed regulator 4, material-conveying belt 5, control room 6, biofilm axle 7, stretch cylinder 8, smooth bar 9, control lever 10, loading bin 11, cladding material 12, stair 13, sidewalk 14 and cover layer 15 and form;
Its position and annexation are:
With Power Vessel 1 for carrier;
The head of Power Vessel 1 is provided with control room 6;
The middle part of Power Vessel 1 is provided with storage bin 2, in storage bin 2, is provided with transfer car(buggy) 3;
Feed regulator 4, material-conveying belt 5, loading bin 11, stair 13 and sidewalk 14 is provided with at the rear portion of Power Vessel 1;
Be provided with biofilm axle 7 at the afterbody of Power Vessel 1, stretch cylinder 8, smooth bar 9, control lever 10, cover layer 15;
Biofilm axle 7, cover layer 15, stretching, extension cylinder 8, smooth bar 9 are connected successively with control lever 10, cover layer 15 are laid in the surface of polluted bed mud;
Loading bin 11, feed regulator 4 are connected successively with material-conveying belt 5, are fallen by cladding material 12 on cover layer 15;
Control room 6 is electrically connected with feed regulator 4, material-conveying belt 5 and control lever 10 respectively and implements to control.
2, functional part
1) Power Vessel 1
Power Vessel 1 is formed by the transformation of common iron ship, and for strengthening stability of hull, hull adopts pier design, as dull and stereotyped in laid one on the airtight long cylinder in two, left and right, also comprises actuating unit, screw and comes about.
Its function is as waterborne traffic accident, and provides coffee break place for constructor.
2) storage bin 2
Storage bin 2 is lower than the independent headspace in deck on Power Vessel 1, and adopt rectangle design, bottom is smooth, is convenient to cladding material and deposits and get fortune.
Its function is storage cladding material 12, to ensure the continuity of constructing.
3) transfer car(buggy) 3
Transfer car(buggy) 3 is a kind of small transporting vehicles, as calfdozer.
Its function is transferred in loading bin 11 by the cladding material 12 in storage bin 2 fast, reduces labour intensity when cladding material 12 is transported, increase work efficiency.
4) feed regulator 4
As Fig. 2, a kind of sideboard that move up and down of feed regulator 4 set by the discharge outlet at loading bin 11, sideboard is connected with the motor in control room 6 by pull rope, thus control sideboard moves up and down, and the size of discharging opening is changed.
Its function is the applied amount controlling cladding material 12 according to the cladding thickness of design, and control mechanism is determined mainly through the height of discharging opening and the biography speed of material-conveying belt 5.
5) material-conveying belt 5
Material-conveying belt 5 is a kind of general connecting gears, comprise drive motors, driving wheel, driven pulley and woven belt, woven belt is coated on driving wheel and driven pulley, and drive motors is connected with the power switch in control room 6, drive motors drives driving wheel to rotate, and woven belt is operated; Woven belt, its width is suitable with cover layer 15.
Its function is added equably in water by cladding material 12.
6) control room 6
Control room 6 comprises Power Vessel 1 course and speed of a ship or plane control, is general controlling organization.
Also comprise the control to feed regulator 4, material-conveying belt 5 and control lever 10, to the control of auto feed controller 4 and material-conveying belt 5, before illustrate; Explanation is seen below to the control of control lever 10.
7) biofilm axle 7
Biofilm axle 7 is a kind of oval bars, is placed in the outside of stern.
When Power Vessel 1 advances, biofilm axle 7 is placed in the A place of stern, and when Power Vessel 1 retreats, biofilm axle 7 is placed in the B place of stern, can construct when ensureing that Power Vessel 1 moves forward and backward.
The hanging up of cover layer 15 when biofilm axle 7 is mainly used in constructing, rotatably, rotating speed is controlled by ship's speed; Its position have two grades optional, namely move ahead grade A and hull of hull retreats shelves B.
8) cylinder 8 is stretched
Stretching cylinder 8 is pair of parallel cylinder, and cylinder is provided with helicla flute or tongue and groove, and cover layer 15 penetrates and stretches in cylinder 8, similar pressure surface cylinder; Stretching the two ends of cylinder 8 and to be fixed on by stock the afterbody of Power Vessel 1.
Its function is that cover layer 15 is trailed in water.
Cover layer 15 material that this covering method adopts is comparatively light, ties at water Zhong Yi Chan.Stretch cylinder 8 to be fixed about cover layer by the helicla flute on two cylinders or tongue and groove; The buoyancy control stretched after cylinder 8 water-filling is equaling its weight, position a little more than mud face, to ensure to form disturbance to bed mud in Power Vessel driving process.Stretch cylinder 8 position of the fulcrum have two grades optional, namely move ahead grade A and hull of hull retreats shelves B.
9) smooth bar 9
Smooth bar 9 is a kind of stocks.Be fixed on the afterbody of hull by stock in the two ends of smooth bar 9.
Smooth bar 9 is arranged to be thrown in above cladding material 12, weight slightly larger than its buoyancy, to ensure the leveling function to throwing in cladding material 12; The position of the fulcrum of smooth bar 9 have two grades optional, namely move ahead grade A and hull of hull retreats shelves B.
10) control lever 10
As Fig. 1, control lever 10 is a kind of mechanical arms, and wrap the inserted link 10.1, gantry 10.2 and the hoist engine 10.3 that connect successively, hoist engine 10.3 is connected with the power switch in control room 6.
Its function inserts in mud by inserted link 10.1 by the film head of cover layer 15, ensures that Power Vessel 1 is gone before start or makes cover layer 15 static relative to hull when falling back; The height of inserted link 10. can regulate automatically, and height during construction is greater than the lake water degree of depth; The position of the fulcrum of inserted link 10.1 have two grades optional, namely move ahead shelves and hull of hull retreats shelves, and namely move ahead grade A and hull of hull retreats shelves B.
11) loading bin 11
Loading bin 11 is a kind of square container, and on the left side is provided with discharging opening.
The bottom of loading bin 11 is material-conveying belt 5, and width is suitable with material-conveying belt 5.
Its function temporarily stores cladding material 12, the continuity added when ensureing construction.
12) cladding material 12
Cladding material 12 is a kind of solid pollution sludge handling materials with certain particle size.
13) stair 13
Upper and lower for people.
14) sidewalk 14
For people's walking.
15) cover layer 15
Cover layer 15 is non-woven fabrics etc. having air-vent of a kind of degradable environmental protection.
Two, the working mechanism of ship is covered
Cover layer 15 is hung on biofilm axle 7, and the head of cover layer 15 passes from stretching, extension cylinder 8, is fixed on the inserted link 10.1 of control lever 10, and inserts in mud after trailing; After regulating feed regulator 4 in advance, open the power switch of material-conveying belt 5; Cladding material 12 is added on cover layer 15; Utilize the cable wire on control lever 10, the inserted link 10.1 of the control lever 10 that pull-up is inserted in mud makes it to be placed in mud face; Start Power Vessel 1 move ahead along Water Area Covered by VTS VTS, drive smooth bar 9 to slide on cladding material 12, make cladding material 12 equably concora crush on cover layer 15; After cladding material is finished in loading bin 11, utilize transfer car(buggy) 3 to be added in loading bin 11 by the cladding material 12 in storage bin 2, realize continuous input and the covering of cladding material 12; When Power Vessel 1 is sailed to footprint edges, oppositely regulate biofilm axle 7, stretch wheel 8, smooth bar 9, make backward after Power Vessel 1 sidesway cover layer 15 width, that repeats cladding material 12 adds the laying with cover layer 15, completes the second row and covers; After cover layer 15 is finished, Power Vessel 1 is stopped, after changing new cover layer 15, repeat above-mentioned technique, until complete the whole covering work intending the area of coverage.
Claims (5)
1. lake pollution bottom sediment covers a ship, it is characterized in that:
With Power Vessel (1) for carrier;
The head of Power Vessel (1) is provided with control room (6);
The middle part of Power Vessel (1) is provided with storage bin (2), in storage bin (2), is provided with transfer car(buggy) (3);
Feed regulator (4), material-conveying belt (5), loading bin (11), stair (13) and sidewalk (14) are provided with at the rear portion of Power Vessel (1);
Be provided with biofilm axle (7) at the afterbody of Power Vessel (1), stretch cylinder (8), smooth bar (9), control lever (10), cover layer (15);
Biofilm axle (7), cover layer (15), stretching, extension cylinder (8), smooth bar (9) are connected successively with control lever (10), cover layer (15) are laid in the surface of polluted bed mud;
Loading bin (11), feed regulator (4) are connected successively with material-conveying belt (5), are fallen by cladding material (12) on cover layer (15);
Control room (6) is electrically connected with feed regulator (4), material-conveying belt (5) and control lever (10) respectively and implements to control.
2. cover ship by a kind of lake pollution bottom sediment according to claim 1, it is characterized in that:
A kind of sideboard that move up and down of described feed regulator (4) set by the discharge outlet in loading bin (11), sideboard is connected with the motor in control room (6) by pull rope, thus control sideboard moves up and down, and makes the size of discharging opening change.
3. cover ship by a kind of lake pollution bottom sediment according to claim 1, it is characterized in that:
Described stretching, extension cylinder (8) is pair of parallel cylinder, cylinder is provided with helicla flute or tongue and groove, cover layer (15) penetrates and stretches in cylinder (8), is fixed on the afterbody of Power Vessel (1) in the two ends stretching cylinder (8) by stock.
4. cover ship by a kind of lake pollution bottom sediment according to claim 1, it is characterized in that:
Described control lever (10) is a kind of mechanical arm, wrap the inserted link (10.1), gantry (10.2) and the hoist engine (10.3) that connect successively, hoist engine (10.3) is connected with the power switch in control room (6).
5. cover the covering method of ship based on a kind of lake pollution bottom sediment according to claim 1, it is characterized in that comprising the following steps:
1. biofilm axle, stretching, extension wheel, smooth bar and control lever are adjusted to drive shift;
2. cover layer is hung on biofilm axle;
3. cover layer head end is passed and stretch cylinder, and be placed on control lever;
4. control lever is utilized to insert in mud by cover layer head;
5. calculate unit area cladding thickness according to polluted bed mud degree, set feed regulator;
6. utilizing material-conveying belt to be covered by cladding material is pressed on cover layer;
7. collect control lever and be placed in above mud face, making it process not disturbance polluted bed mud of navigating;
8., after the cladding material in loading bin is finished, utilize transfer car(buggy) that cladding material is added to loading bin;
9. after cover layer is finished, change cover layer, repeat above-mentioned steps;
10. when main body shipping agency is to footprint edges, by biofilm axle, stretch wheel, smooth bar and control lever be adjusted to retrogressing shelves, loads onto cover layer, retreat Power Vessel, in area of coverage side, rear setback covers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310348725.5A CN103410121B (en) | 2013-08-12 | 2013-08-12 | Lake pollution bottom sediment coverage ship and coverage method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310348725.5A CN103410121B (en) | 2013-08-12 | 2013-08-12 | Lake pollution bottom sediment coverage ship and coverage method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103410121A CN103410121A (en) | 2013-11-27 |
| CN103410121B true CN103410121B (en) | 2015-05-20 |
Family
ID=49603158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310348725.5A Expired - Fee Related CN103410121B (en) | 2013-08-12 | 2013-08-12 | Lake pollution bottom sediment coverage ship and coverage method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103410121B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104878761B (en) * | 2015-06-14 | 2017-01-11 | 中国环境科学研究院 | In-situ hidden throwing method for bottom mud of shallow water in lakes |
| CN106430868B (en) * | 2016-08-02 | 2019-07-16 | 东北师范大学 | A kind of covering treatment method reducing the release of riverbed sludge pollutant |
| CN111285575A (en) * | 2019-04-13 | 2020-06-16 | 广州益禄丰生态环保科技有限责任公司 | Method and equipment for repairing urban tidal river black and odorous bottom mud by using microbial fuel cell |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202284288U (en) * | 2011-10-18 | 2012-06-27 | 上海海洋大学 | Cover system for controlling bottom sediment pollutant release |
| CN102775035A (en) * | 2012-08-06 | 2012-11-14 | 山东建筑大学 | River/lake heavy metal pollution sediment in-situ coverage method and device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7670082B2 (en) * | 2007-04-30 | 2010-03-02 | Amcol International Corporation | Contaminant-reactive gabion and method of manufacture and use |
| US7695215B2 (en) * | 2008-06-06 | 2010-04-13 | J.F. Brennan Co., Inc. | Method and system for broadcast sediment capping |
-
2013
- 2013-08-12 CN CN201310348725.5A patent/CN103410121B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202284288U (en) * | 2011-10-18 | 2012-06-27 | 上海海洋大学 | Cover system for controlling bottom sediment pollutant release |
| CN102775035A (en) * | 2012-08-06 | 2012-11-14 | 山东建筑大学 | River/lake heavy metal pollution sediment in-situ coverage method and device |
Non-Patent Citations (1)
| Title |
|---|
| 朱兰保 等.污染底泥原位覆盖控制技术研究进展.《重庆文理学院学报(自然科学版)》.2011,第30卷(第3期),38-41. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103410121A (en) | 2013-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103410121B (en) | Lake pollution bottom sediment coverage ship and coverage method | |
| US9572297B2 (en) | Floating manure agitator | |
| US4247331A (en) | Method for producing and storing sand coated with calcium chloride | |
| US4202119A (en) | Waterway cleaner with endless bucket conveyor | |
| US20040187381A1 (en) | Compositions, methods and devices for enhancing landscaping or marker materials | |
| CN1074804C (en) | Ship for colleting garbage floated on water | |
| CN203393680U (en) | Lake polluted bottom sediment covering boat | |
| CN209517929U (en) | A kind of underwater weed-cutting launch easy to use | |
| US3907093A (en) | Tunneling machine | |
| WO2003084670A1 (en) | Compositions, methods and devices for enhancing landscaping materials | |
| CN201506991U (en) | Fast replacement dozer blade device applicable to fork truck | |
| CN209242223U (en) | A kind of self-traveling intelligent mobile bulk cargo car unloader | |
| CN206368354U (en) | A kind of new enteromorpha prolifera collection device | |
| RU2272147C1 (en) | Method and device for dust control in tailing pit beach | |
| US4226711A (en) | Oil spill recovery method and apparatus | |
| CN104002933B (en) | For transporting water plant and the cargo ship of floating thing that water surface cleaning ship is collected | |
| CN212197233U (en) | A cloth turns over throws all-in-one for organic solid useless aerobic fermentation | |
| US1801652A (en) | Treatment of shore lines | |
| CN220559687U (en) | Waterproofing membrane gluing device | |
| CN220634129U (en) | Stirring device for barreled waterproof sealing paste | |
| CN110451746B (en) | Sediment in-situ elution device for black and odorous water body | |
| CN2031380U (en) | Ship type fishery multi-purpose machine | |
| CN204070346U (en) | A kind of storage is electronic turns over paddy machine | |
| DE2701393A1 (en) | Deep sea mining system - has main surface ship controlling nodule harvesting and mining machines on sea bed | |
| CN106995042A (en) | The water surface of the full-automatic compression baler of band is kept a public place clean cargo ship |
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: 20150520 |