CN109356407A - A kind of environment protection water closet collecting box and its application method for underground construction work - Google Patents
A kind of environment protection water closet collecting box and its application method for underground construction work Download PDFInfo
- Publication number
- CN109356407A CN109356407A CN201811354529.8A CN201811354529A CN109356407A CN 109356407 A CN109356407 A CN 109356407A CN 201811354529 A CN201811354529 A CN 201811354529A CN 109356407 A CN109356407 A CN 109356407A
- Authority
- CN
- China
- Prior art keywords
- excrement
- collecting box
- collecting
- water closet
- environment protection
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H1/00—Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
- E04H1/12—Small buildings or other erections for limited occupation, erected in the open air or arranged in buildings, e.g. kiosks, waiting shelters for bus stops or for filling stations, roofs for railway platforms, watchmen's huts or dressing cubicles
- E04H1/1205—Small buildings erected in the open air
- E04H1/1216—Public W.C.s
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The present invention discloses a kind of environment protection water closet collecting box and its application method for underground construction work, environment protection water closet includes quick Diversity type excrement enzyme microbial inoculum, the mould agent development of describedization excrement the following steps are included: excrement physico-chemical analysis, according to physical and chemical index, obtain the biological mould for capableing of fast degradation above-mentioned substance；A kind of collecting dung case of environment protection water closet, blender includes collecting dung case, rotation is equipped with the stirring rod being stirred for excrement and strain ball in collecting dung case, collecting dung case is externally provided with motor, collecting dung case is equipped with the suction opening for extracting gas out after dejection degradation gasification, and collecting dung case is equipped with slag-drip opening.Environment protection water closet of the present invention by develop strain ball 1. with strain ball 2., strain ball is added in collecting dung case, and it is stirred, hydrocarbon, nitrogenous compound are subjected to degradation gasification under the environment temperature that underground is suitable for, it is able to solve a large amount of excreta of underground occasion, improves the environment-friendly quality of environment.
Description
Technical field
The present invention relates to a kind of collecting box and its application method, specifically a kind of environment protection water closet for underground construction work
Collecting box and its application method.
Background technique
With the fast development in China, the occasion of underground construction and work is more and more；Such as: subway station, tunnel, hole construction
And underground station etc..Underground activities occasion is undesirable using traditional septic tank excrement due to there is sizable difference in height；If
There is a kind of quick Diversity type excrement mould agent that will be an ideal method using the Quick-gasifying in special device.
Summary of the invention
The purpose of the present invention is to provide it is a kind of for underground construction work environment protection water closet collecting box and its application method,
By develop strain ball 1. with strain ball 2., strain ball is added in collecting dung case, and be stirred, in the environment that underground is suitable for
At a temperature of hydrocarbon, nitrogenous compound be subjected to degradation gasification, be able to solve a large amount of excreta of underground occasion, improve
The environment-friendly quality of environment.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of environment protection water closet collecting box for underground construction work, environment protection water closet collecting box includes collecting dung case master
Body, the interior rotation of the collecting dung box main body are equipped with the stirring rod being stirred for excrement and strain ball.
The collecting dung box main body is externally provided with the motor for driving stirring rod to rotate, and motor is located at collecting dung case master
The side of body.
The collecting dung box main body is equipped with the suction opening for extracting gas out after dejection degradation gasification, collecting dung
The opposite side that box main body is equipped with motor is equipped with the slag-drip opening for residue to be discharged after excrement gasification, sets on collecting dung box main body
There is the electric cabinet of control stirring rod operating.
Further, the collecting dung box main body is by regenerated plastics one-pass molding.
Further, the motor is 220 volts of 100 watts of monophase machines.
Further, the lower section of the collecting dung box main body is equipped with the universal wheel of array distribution.
Further, a kind of application method of environment protection water closet collecting box, comprising the following steps:
One, by the horizontal positioned use of collecting box, and collecting box is integrally fixed by universal wheel.
Two, the production of Diversity type excrement mould agent
A, excrement physico-chemical analysis:
Different location acquires three groups of fecal sample, and carries out physico-chemical analysis, analyzes result are as follows: the excrement of unit mass is aqueous
Amount is 58%, contains crude fibre and hydrocarbon 29%, contains organonitrogen compound 9%, minerals and other 4%.
B, according to physical and chemical index, the mould for capableing of fast decoupled crude fibre and hydrocarbon is obtained:
Separation screening is purified into cellulolytic enzyme from ox ruminant；Domestomycetes is separated from forest rotten wood, then
Polynary ferment is separated from distiller's yeast and pit mud, these three moulds are concentrated and purified through culture medium culture respectively, egg is made
1. the bulb of yellow size becomes ternary built type hydrocarbon degradation bacteria bulb, it can by excrement crude fibre and part
Hydrocarbon is rapidly decomposed into more alkane, carbon dioxide and vapor.
C, according to physical and chemical index, acquisition being capable of fast decoupled organonitrogen compound mould:
Odorless no toxenzyme bacterium is separated from rotten fish and addled egg, after equally using culture medium culture purified, and bacterium is made
2., its function is nitrogenous compound to be quickly degraded to ammonia nitrogen gas and vapor using underground room temperature to bulb.
Three, the mould agent of mixed type excrement is added
When the liquid level of collecting box is more than 1/3, the mould agent of mixed type excrement is added, it is big according to the volume of collecting box
It is small, the mould agent of mixed type excrement is added, based on volume fraction, strain ball is added in 1. 9-12 parts of strain ball of addition in unit volume
2. 3-4 parts.
Four, it stirs
It is stirred after addition strain ball, the mixture in collecting box is stirred by motor driven stirring rod
It mixes, the period of stirring is to stir 3-4 minutes per half an hour.
Five, exhausting is vented
Excrement strain ball 1. under the action of, by excrement crude fibre and hydrocarbon partial be rapidly decomposed into it is more
Alkane, carbon dioxide, strain ball 2. under the action of, the nitrogenous compound in excrement is degraded to ammonia nitrogen gas, passes through collecting box
Exhaust outlet discharge it.
Six, deslagging is handled
After excrement gasification, reduce the period of deslagging, when the liquid level in collecting box is greater than 2/3, passes through collecting box
Slag-drip opening to collecting box carry out deslagging processing.
Beneficial effects of the present invention:
1, environment protection water closet of the present invention by develop strain ball 1. with strain ball 2., strain ball is added in collecting dung case, and
It is stirred, hydrocarbon, nitrogenous compound is subjected to degradation gasification under the environment temperature that underground is suitable for, are able to solve ground
The lower a large amount of excreta of occasion, improves the environment-friendly quality of environment；
2, environment protection water closet of the present invention is effectively reduced the effect on environment of excreta, is conducive to the construction of ecological environment.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is collecting dung box structure schematic diagram of the present invention；
Fig. 2 is excrement gasification flow chart of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", " thickness ", "top", " in ",
Indicating positions or the positional relationship such as " length ", "inner", " surrounding ", are merely for convenience of description of the present invention and simplification of the description, without
It is that the component of indication or suggestion meaning or element must have a particular orientation, is constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
A kind of environment protection water closet collecting box for underground construction work, as shown in Figure 1, environment protection water closet collecting box includes excrement
Box main body 1 is collected, for collecting dung box main body 1 by regenerated plastics one-pass molding, the interior rotation of collecting dung box main body 1, which is equipped with, is used for excrement
Just the stirring rod 2 being stirred with strain ball.
Collecting dung box main body 1 is externally provided with the motor 3 for driving stirring rod 2 to rotate, and motor 3 is located at collecting dung case master
The side of body 1, motor 3 are 220 volts of 100 watts of monophase machines, and the period of work is per half an hour stirring rod 2 to be driven to operate 3 minutes.
Collecting dung box main body 1 is equipped with the suction opening 4 for extracting gas out after dejection degradation gasification, collecting dung case
The opposite side that main body 1 is equipped with motor 3 is equipped with the slag-drip opening 5 for residue to be discharged after excrement gasification, on collecting dung box main body 1
The electric cabinet 6 operated equipped with control stirring rod 2.
The lower section of collecting dung box main body 1 is equipped with the universal wheel 7 of array distribution, according to needing through universal wheel 7 for place
The position of mobile collecting box.
A kind of application method of environment protection water closet collecting box, comprising the following steps:
One, by the horizontal positioned use of collecting box, and collecting box is integrally fixed by universal wheel.
Two, the production of Diversity type excrement mould agent
A, excrement physico-chemical analysis:
Different location acquires three groups of fecal sample, and carries out physico-chemical analysis, analyzes result are as follows: the excrement of unit mass is aqueous
Amount is 58%, contains crude fibre and hydrocarbon 29%, contains organonitrogen compound 9%, minerals and other 4%.
B, according to physical and chemical index, the mould for capableing of fast decoupled crude fibre and hydrocarbon is obtained:
Separation screening is purified into cellulolytic enzyme from ox ruminant；Domestomycetes is separated from forest rotten wood, then
Polynary ferment is separated from distiller's yeast and pit mud, these three moulds are concentrated and purified through culture medium culture respectively, egg is made
1. the bulb of yellow size becomes ternary built type hydrocarbon degradation bacteria bulb, it can by excrement crude fibre and part
Hydrocarbon is rapidly decomposed into more alkane, carbon dioxide and vapor.
C, according to physical and chemical index, acquisition being capable of fast decoupled organonitrogen compound mould:
Odorless no toxenzyme bacterium is separated from rotten fish and addled egg, after equally using culture medium culture purified, and bacterium is made
2., its function is nitrogenous compound to be quickly degraded to ammonia nitrogen gas and vapor using underground room temperature to bulb.
Three, when the liquid level of collecting box is more than 1/3, the mould agent of mixed type excrement is added.
According to the volume size of collecting box, the mould agent of mixed type excrement is added, based on volume fraction, addition in unit volume
1. 9-12 parts of strain ball, add 2. 3-4 parts of strain ball.
Four, it stirs
It is stirred after addition strain ball, the mixture in collecting box is stirred by motor driven stirring rod
It mixes, the period of stirring is to stir 3-4 minutes per half an hour, mixes them thoroughly, improves the speed of dejection degradation, subsurface temperature four
It is maintained at 20 DEG C -25 DEG C season, degradation temperature is suitable for.
Five, exhausting is vented
Excrement strain ball 1. under the action of, by excrement crude fibre and hydrocarbon partial be rapidly decomposed into it is more
Alkane, carbon dioxide, strain ball 2. under the action of, the nitrogenous compound in excrement is degraded to ammonia nitrogen gas, passes through collecting box
Exhaust outlet discharge it.
Six, deslagging is handled
After excrement gasification, reduce the period of deslagging, when the liquid level in collecting box is greater than 2/3, passes through collecting box
Slag-drip opening to collecting box carry out deslagging processing.
Aforesaid operations are recycled after deslagging, are reduced excrement environmental pollution bring pressure, are conducive to the protection of ecological environment.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.
Claims (5)
1. a kind of environment protection water closet collecting box for underground construction work, environment protection water closet collecting box includes collecting dung box main body
(1), which is characterized in that rotation is equipped with the stirring being stirred for excrement and strain ball in the collecting dung box main body (1)
Bar (2)；
The collecting dung box main body (1) is externally provided with the motor (3) for driving stirring rod (2) to rotate, and motor (3) is located at excrement
Collect the side of box main body (1)；
The collecting dung box main body (1) is equipped with the suction opening (4) for extracting gas out after dejection degradation gasification, and excrement is received
Collect box main body (1) and is equipped with the slag-drip opening (5) for being used for after excrement gasification that residue to be discharged, excrement receipts equipped with the opposite side of motor (3)
Collect the electric cabinet (6) that box main body (1) is equipped with control stirring rod (2) operating.
2. a kind of environment protection water closet collecting box for underground construction work according to claim 1, which is characterized in that described
Collecting dung box main body (1) is by regenerated plastics one-pass molding.
3. a kind of environment protection water closet collecting box for underground construction work according to claim 1, which is characterized in that described
Motor (3) is 220 volts of 100 watts of monophase machines.
4. a kind of environment protection water closet collecting box for underground construction work according to claim 1, which is characterized in that described
The lower section of the collecting dung box main body (1) is equipped with the universal wheel (7) of array distribution.
5. a kind of application method of environment protection water closet collecting box, comprising the following steps:
One, by the horizontal positioned use of collecting box, and collecting box is integrally fixed by universal wheel；
Two, the production of Diversity type excrement mould agent
A, excrement physico-chemical analysis:
Different location acquires three groups of fecal sample, and carries out physico-chemical analysis, analyzes result are as follows: the excrement water content of unit mass is
58%, contain crude fibre and hydrocarbon 29%, contains organonitrogen compound 9%, minerals and other 4%；
B, according to physical and chemical index, the mould for capableing of fast decoupled crude fibre and hydrocarbon is obtained:
Separation screening is purified into cellulolytic enzyme from ox ruminant；Separate domestomycetes from forest rotten wood, then from wine
Polynary ferment is separated in bent and pit mud, these three moulds are concentrated and purified through culture medium culture respectively, it is big that yolk is made
1. small bulb becomes ternary built type hydrocarbon degradation bacteria bulb, it can by excrement crude fibre and part it is hydrocarbon
Compound is rapidly decomposed into more alkane, carbon dioxide and vapor；
C, according to physical and chemical index, acquisition being capable of fast decoupled organonitrogen compound mould:
Odorless no toxenzyme bacterium is separated from rotten fish and addled egg, after equally using culture medium culture purified, and strain ball is made
2. its function is nitrogenous compound to be quickly degraded to ammonia nitrogen gas and vapor using underground room temperature；
Three, the mould agent of mixed type excrement is added
When the liquid level of collecting box is more than 1/3, addition mixed type excrement mould agent adds according to the volume size of collecting box
Add mixed type excrement mould agent, based on volume fraction, strain ball is added in 1. 0.01-0.02 parts of strain ball of addition in unit volume
2. 0.02-0.03 parts；
Four, it stirs
It is stirred after addition strain ball, the mixture in collecting box is stirred by motor driven stirring rod, is stirred
The period mixed is to stir 3-4 minutes per half an hour；
Five, exhausting is vented
Excrement strain ball 1. under the action of, by excrement crude fibre and hydrocarbon partial be rapidly decomposed into more alkane, two
Carbonoxide, strain ball 2. under the action of, the nitrogenous compound in excrement is degraded to ammonia nitrogen gas, passes through the air draft of collecting box
Mouth discharges it；
Six, deslagging is handled
After excrement gasification, reduce the period of deslagging, when the liquid level in collecting box is greater than 2/3, passes through the row of collecting box
Cinder notch carries out deslagging processing to collecting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354529.8A CN109356407A (en) | 2018-11-14 | 2018-11-14 | A kind of environment protection water closet collecting box and its application method for underground construction work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811354529.8A CN109356407A (en) | 2018-11-14 | 2018-11-14 | A kind of environment protection water closet collecting box and its application method for underground construction work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109356407A true CN109356407A (en) | 2019-02-19 |
Family
ID=65345229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811354529.8A Pending CN109356407A (en) | 2018-11-14 | 2018-11-14 | A kind of environment protection water closet collecting box and its application method for underground construction work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109356407A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111320329A (en) * | 2020-03-13 | 2020-06-23 | 李海洋 | Domestic sewage treatment device and treatment method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002273389A (en) * | 2001-03-22 | 2002-09-24 | Hitachi Naka Electronics Co Ltd | Method and apparatus for treating organic waste |
| CN1389308A (en) * | 2001-05-31 | 2003-01-08 | 隆润新技术发展有限公司 | In-situ human excrement processing method and corresponding flush-free ecological toilet |
| CN101045652A (en) * | 2005-06-24 | 2007-10-03 | 陈志琦 | Comprehensive treatment method of bio-pollutant |
| CN101186537A (en) * | 2007-12-05 | 2008-05-28 | 中国科学院南京土壤研究所 | Echelon circulation inoculation temperature-control compost method |
| CN101525206A (en) * | 2009-03-23 | 2009-09-09 | 桐乡市永宏塑料制品有限公司 | Ecologically harmless treatment system of excrement and domestic sewage |
| CN201381259Y (en) * | 2009-03-23 | 2010-01-13 | 桐乡市永宏塑料制品有限公司 | Ecological innocent excrement and domestic wastewater treatment system |
| CN105948275A (en) * | 2016-06-29 | 2016-09-21 | 合肥天翔环境工程有限公司 | Sewage treatment agent and preparation method thereof |
| CN106670210A (en) * | 2016-12-19 | 2017-05-17 | 江苏大学 | Innocent treating method for tetracycline antibiotics in pig manure |
| CN106699389A (en) * | 2016-12-29 | 2017-05-24 | 常熟市添源环保科技有限公司 | Water hyacinth and cyanobacteria compound fermented organic fertilizer |
| CN107573113A (en) * | 2017-10-18 | 2018-01-12 | 上海宗悦国际贸易有限公司 | A kind of agricultural wastes rapid decomposition method |
-
2018
- 2018-11-14 CN CN201811354529.8A patent/CN109356407A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002273389A (en) * | 2001-03-22 | 2002-09-24 | Hitachi Naka Electronics Co Ltd | Method and apparatus for treating organic waste |
| CN1389308A (en) * | 2001-05-31 | 2003-01-08 | 隆润新技术发展有限公司 | In-situ human excrement processing method and corresponding flush-free ecological toilet |
| CN101045652A (en) * | 2005-06-24 | 2007-10-03 | 陈志琦 | Comprehensive treatment method of bio-pollutant |
| CN101186537A (en) * | 2007-12-05 | 2008-05-28 | 中国科学院南京土壤研究所 | Echelon circulation inoculation temperature-control compost method |
| CN101525206A (en) * | 2009-03-23 | 2009-09-09 | 桐乡市永宏塑料制品有限公司 | Ecologically harmless treatment system of excrement and domestic sewage |
| CN201381259Y (en) * | 2009-03-23 | 2010-01-13 | 桐乡市永宏塑料制品有限公司 | Ecological innocent excrement and domestic wastewater treatment system |
| CN105948275A (en) * | 2016-06-29 | 2016-09-21 | 合肥天翔环境工程有限公司 | Sewage treatment agent and preparation method thereof |
| CN106670210A (en) * | 2016-12-19 | 2017-05-17 | 江苏大学 | Innocent treating method for tetracycline antibiotics in pig manure |
| CN106699389A (en) * | 2016-12-29 | 2017-05-24 | 常熟市添源环保科技有限公司 | Water hyacinth and cyanobacteria compound fermented organic fertilizer |
| CN107573113A (en) * | 2017-10-18 | 2018-01-12 | 上海宗悦国际贸易有限公司 | A kind of agricultural wastes rapid decomposition method |
Non-Patent Citations (4)
| Title |
|---|
| 刘振东等: "我国农业废弃物资源化利用现状与发展趋势分析", 《安徽农业科学》 * |
| 王琪: "《工业固体废物处理及回收利用》", 31 December 2016, 中国环境科学出版社 * |
| 赵云焕、刘卫东主编: "《畜禽环境卫生与牧场设计》", 31 August 2007, 河南科学技术出版社 * |
| 陈华癸等: "《土壤微生物学》", 31 May 1981, 上海科学技术出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111320329A (en) * | 2020-03-13 | 2020-06-23 | 李海洋 | Domestic sewage treatment device and treatment method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103332974B (en) | Tank-type AOR treatment device | |
| CN111057600B (en) | Hydrothermal carbonization integrated process equipment | |
| CN206580820U (en) | A kind of novel microbial fermentation tank | |
| CN109356407A (en) | A kind of environment protection water closet collecting box and its application method for underground construction work | |
| Kissalita et al. | Kinetics of whey–lactose acidogenesis | |
| CN101045652B (en) | Comprehensive treatment method of bio-pollutant | |
| CN113480381B (en) | Method and device for preparing organic fertilizer by waste vegetable leaf anaerobic composting | |
| Ghaly et al. | Continuous production of biogas from dairy manure using an innovative no-mix reactor | |
| US20100248344A1 (en) | Methanogenic reactor | |
| CN206156965U (en) | Little biodegradable septic tank | |
| CN208949284U (en) | Fermentation tank with liftable top cover | |
| CN213060835U (en) | Biological methane anaerobic fermentation equipment | |
| CN208594292U (en) | A kind of industrial bio protease fermentor | |
| Ghanavati et al. | Submerged fermentation as a suitable solution to produce humic and fulvic acids from sugarcane bagasse | |
| CN106316474A (en) | Composting treatment feeding system for kitchen waste biogas residues | |
| CN106915892A (en) | A kind of specific resistance to filtration system and method | |
| CN206916128U (en) | A kind of improved zooblast reaction unit | |
| CN109702010A (en) | A kind of bioremediation of oily sludge technology and prosthetic appliance based on silica | |
| JP4501069B2 (en) | Biomass fermenter and its installation method | |
| CN220913134U (en) | Biodegradable material compost bottle | |
| CN214571607U (en) | Composting device with aeration hole stirring rod and adopting pressurization aeration | |
| CN211035644U (en) | Environment-friendly septic treatment device | |
| CN205368353U (en) | Be used for continuous dynamic anaerobic fermentation device of many first material high concentrations | |
| CN205241670U (en) | Small -size methane -generating pit with manual agitator | |
| CN211311336U (en) | Aerobic composting sludge treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190219 |
|
| RJ01 | Rejection of invention patent application after publication |