CN214936929U - Harmless collecting and treating device for livestock and poultry manure - Google Patents
Harmless collecting and treating device for livestock and poultry manure Download PDFInfo
- Publication number
- CN214936929U CN214936929U CN202120727011.5U CN202120727011U CN214936929U CN 214936929 U CN214936929 U CN 214936929U CN 202120727011 U CN202120727011 U CN 202120727011U CN 214936929 U CN214936929 U CN 214936929U
- Authority
- CN
- China
- Prior art keywords
- excrement
- urine
- livestock
- strong wind
- collection
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Landscapes
- Housing For Livestock And Birds (AREA)
Abstract
The utility model discloses a livestock and poultry excrement innocent collection and treatment device, which belongs to the technical field of auxiliary equipment in breeding industry, and comprises a device shell, wherein two sides of the device shell are provided with openings correspondingly arranged, a liquid collecting tank is fixed at the inner bottom part, a deodorant packing layer is filled at the inner bottom part of the liquid collecting tank, an excrement extrusion dehydration system, a blocking type excrement distributing system, a hot strong wind excrement drying system and an excrement compression system are sequentially arranged at the inner top part of the device shell along the moving direction of a screen plate type conveyer belt, so that the livestock and poultry excrement can be extruded and dehydrated, uniformly distributed, dried by hot air and compressed by the excrement extrusion dehydration system, the blocking type excrement distributing system, the hot strong wind excrement drying system and the excrement compression system in sequence, the excrement can be treated in one step without transferring, and the innocent collection and treatment of the excrement can be completed, effectively improves the efficiency of collecting and processing the livestock and poultry manure.
Description
Technical Field
The utility model relates to a aquaculture auxiliary assembly technical field, more specifically say, relate to a beasts and birds excrement and urine innoxious collection processing apparatus.
Background
With the development and scientific progress of society, the breeding industry in China develops rapidly, large-scale breeding is popularized in a large amount, favorable performance is obtained, but a large amount of livestock production public nuisance is inevitably generated, livestock manure and breeding sewage are randomly piled up and discharged, the environment of a centralized area of a farm is deteriorated, and water sources, soil air and the like are indirectly polluted.
Livestock manure has been used as an important source of soil fertilizer, and is therefore mostly applied on site. The animal excrement contains rich organic matters, nitrogen, phosphorus, potassium and other nutrients, and can supply various mineral substances and trace elements such as calcium, magnesium, sulfur and the like required by crops, so that the requirements of the crops on various nutrients in the growth process are met.
Most of the existing livestock and poultry manure collecting devices only have a simple collecting function, and can not effectively dehydrate and dry the livestock and poultry manure, and the manure is collected and then continuously treated by independent dehydration and drying equipment, so that the efficiency of collecting and treating the livestock and poultry manure is influenced.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a beasts and birds excrement and urine innoxious collection processing apparatus can realize utilizing excrement and urine extrusion dewatering system, block formula excrement and urine cloth system, hot strong wind excrement and urine drying system and excrement and urine compression system and carry out extrusion dewatering, even cloth, hot-blast drying and compression treatment to beasts and birds excrement and urine in proper order, makes one step to target in place to the faecal processing, need not to transport and can accomplish the innoxious collection processing to excrement and urine, has effectively promoted beasts and birds excrement and urine collection processing's efficiency.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a beasts and birds excrement and urine innoxious collection processing apparatus, includes the device casing, the opening that corresponds the setting is seted up to the both sides of device casing, and the opening part runs through and is equipped with otter board formula conveyer belt, interior bottom be fixed with the collecting tank, the interior bottom packing of collecting tank has deodorant packing layer, the interior bottom of device casing still is fixed with a plurality of conveyer plate backing rolls that are used for carrying out the support, the interior top of device casing is equipped with excrement and urine extrusion dewatering system, block formula excrement and urine cloth system, hot strong wind excrement and urine drying system and excrement and urine compression system along otter board formula conveyer belt direction of motion in proper order. The net plate type conveying belt conveys livestock and poultry manure, and the manure extrusion dewatering system, the blocking type manure distributing system, the hot strong wind manure drying system and the manure compression system which are sequentially arranged from left to right are utilized to sequentially extrude and dewater the livestock and poultry manure, evenly distribute the manure, dry the hot air and compress the manure, so that the manure is treated in one step, harmless collection and treatment of the manure can be completed without transferring, and the efficiency of the livestock and poultry manure collection and treatment is effectively improved.
Further, excrement and urine extrusion dewatering system is including fixing the first electric putter at the device casing internal top left end, first electric putter's output is connected with the extrusion dewatering board, the lower surface of extrusion dewatering board has scribbled antiseized glutinous coating. Utilize first electric putter and extrusion dehydration board to be elevating movement and can carry out abundant extrusion dehydration to excrement and urine, guarantee dehydration efficiency, the excrement and urine adhesion that antiseized glutinous coating can effectively avoid moisture is on extrusion dehydration board surface.
Furthermore, a plurality of bulges are integrally formed on the lower surface of the squeezing and dewatering plate, and the bulges are conical bulges which are continuously arranged. The extrusion dehydration effect can be guaranteed to conical arch to the excrement and urine adhesion can further be avoided to the conical arch that sets up in succession, guarantees the sufficiency of dehydration.
Further, block formula excrement and urine cloth system including fixing the installation pole at top in the device casing, and the bottom of installation pole is connected with the branch flitch, divide the flitch bottom to laminate mutually with the upper surface of otter board formula conveyer belt, divide the flitch package rubbing board body, the opening has been seted up to the bottom of plate body, and the opening part is fixed with a plurality of evenly distributed's branch material tooth, the bottom of dividing the material tooth is hemispherical, the bottom of plate body and branch material tooth is laminated mutually with otter board formula conveyer belt. Utilize the plate body to block excrement and urine, a plurality of feed gears can carry out the slot to excrement and urine, avoid excrement and urine to pile up the caking, excrement and urine and hot-blast area of contact when effectively increasing hot-air drying improve hot-air drying's efficiency.
Further, hot strong wind excrement and urine drying system is including fixing the air-blower at device casing upper surface and fixing the hot strong wind system at the top in the device casing, and the air outlet and the hot strong wind system top of air-blower are linked together, hot strong wind system includes air inlet heating cylinder and the dish of blowing, the cavity has been seted up to the inside of dish of blowing, and the cavity is linked together with the air inlet heating cylinder, be fixed with the electrical heating ring that the multiunit equidistant set up on the inner wall of air inlet heating cylinder, and adjacent two sets of electrical heating ring crisscross setting, the electrical heating ring includes a plurality of connection and is the heating plate that the annular distributes, the heating plate slope sets up, a plurality of evenly distributed's hole of blowing is seted up to the lower surface of dish of blowing, the outer end bore of hole of blowing is less than inner bore. The hot-blast back of the heating of hot strong wind system that the air-blower blew out blows out by hot strong wind system and carries out hot air drying to the excrement and urine after the cloth, the area of contact of heating plate and air current can be increased to the electrical heating ring of a plurality of crisscross settings, and the heating plate slope sets up, can exert the guide effect to the air current, can not lead to the fact the air current and block, increase the thermal efficiency when not reducing the wind speed, effectively reduce the energy consumption, the outer end bore of blowhole is less than inner bore, the wind speed when can effectively increase the air current and blow out, effectively strike excrement and urine, promote the stoving effect.
Further, excrement and urine compression system includes second electric putter, second electric putter's output is connected with the extrusion compression board, the lower surface coating of extrusion compression board has antiseized glutinous coating. Utilize second electric putter to drive the extrusion compression board and go up and down, further compress the excrement and urine through drying process on the otter board formula conveyer belt, promote the collection treatment effeciency to excrement and urine.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can realize utilizing excrement and urine extrusion dewatering system, block formula excrement and urine cloth system, hot strong wind excrement and urine drying system and excrement and urine compression system to carry out extrusion dewatering, even cloth, hot-blast drying and compression treatment to animal manure in proper order, makes one step of target in place to faecal processing, need not to transport and can accomplish the innoxious collection processing to excrement and urine, has effectively promoted animal manure collection processing's efficiency.
(2) Utilize first electric putter and extrusion dehydration board to be elevating movement and can carry out abundant extrusion dehydration to excrement and urine, guarantee dehydration efficiency, the excrement and urine adhesion that antiseized glutinous coating can effectively avoid moisture is on extrusion dehydration board surface.
(3) The extrusion dehydration effect can be guaranteed to conical arch to the excrement and urine adhesion can further be avoided to the conical arch that sets up in succession, guarantees the sufficiency of dehydration.
(4) Utilize the plate body to block excrement and urine, a plurality of feed gears can carry out the slot to excrement and urine, avoid excrement and urine to pile up the caking, excrement and urine and hot-blast area of contact when effectively increasing hot-air drying improve hot-air drying's efficiency.
(5) The hot-blast back of the heating of hot strong wind system that the air-blower blew out blows out by hot strong wind system and carries out hot air drying to the excrement and urine after the cloth, the area of contact of heating plate and air current can be increased to the electrical heating ring of a plurality of crisscross settings, and the heating plate slope sets up, can exert the guide effect to the air current, can not lead to the fact the air current and block, increase the thermal efficiency when not reducing the wind speed, effectively reduce the energy consumption, the outer end bore of blowhole is less than inner bore, the wind speed when can effectively increase the air current and blow out, effectively strike excrement and urine, promote the stoving effect.
(6) Utilize second electric putter to drive the extrusion compression board and go up and down, further compress the excrement and urine through drying process on the otter board formula conveyer belt, promote the collection treatment effeciency to excrement and urine.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
FIG. 4 is a schematic structural view of the material distributing plate of the present invention;
FIG. 5 is a schematic structural view of a moderate heat and strong wind system according to the present invention;
fig. 6 is a top view of the medium air intake heating cylinder of the present invention.
The reference numbers in the figures illustrate:
the device comprises a device shell 1, a screen type conveying belt 2, a first electric push rod 3, an extrusion dewatering plate 4, a material distribution plate 5, a plate body 501, a material distribution tooth 502, a blower 6, a hot strong air system 7, an air inlet heating cylinder 701, an air blowing disc 702, an electric heating ring 703, an air blowing hole 704, a second electric push rod 8, an extrusion compression plate 9, a conveying plate supporting roller 10, a liquid collecting tank 11 and a deodorant packing layer 12.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, a harmless livestock and poultry manure collecting and processing device comprises a device shell 1, wherein openings are correspondingly formed in two sides of the device shell 1, a screen plate type conveying belt 2 penetrates through the openings, a liquid collecting tank 11 is fixed at the inner bottom of the device shell 1, a deodorization packing layer 12 is filled at the inner bottom of the liquid collecting tank 11, a plurality of conveying plate supporting rollers 10 used for supporting the screen plate type conveying belt 2 are further fixed at the inner bottom of the device shell 1, and an excrement extrusion dehydration system, a blocking type excrement distribution system, a hot strong wind excrement drying system and an excrement compression system are sequentially arranged at the inner top of the device shell 1 along the movement direction of the screen plate type conveying belt 2. The otter board formula conveyer belt 2 is carried animal manure, utilize excrement and urine extrusion dewatering system that sets gradually from left to right, block formula excrement and urine cloth system, hot high wind excrement and urine drying system and excrement and urine compression system carry out extrusion dewatering, even cloth, hot-blast drying and compression treatment to animal manure in proper order, make and put in place one step to the faecal processing, need not to transport and can accomplish the harmless collection processing to excrement and urine, effectively promoted animal manure collection processing's efficiency.
Referring to fig. 2, the excrement squeezing and dewatering system includes a first electric push rod 3 fixed at the left end of the top of the device housing 1, the output end of the first electric push rod 3 is connected with a squeezing and dewatering plate 4, and the lower surface of the squeezing and dewatering plate 4 is coated with an anti-sticking coating. Utilize first electric putter 3 and extrusion dehydration board 4 to be elevating movement and can carry out abundant extrusion dehydration to excrement and urine, guarantee dehydration efficiency, antiseized adhesion coating can effectively avoid the excrement and urine adhesion of moisture on extrusion dehydration board 4 surfaces.
Referring to fig. 2-3, the lower surface of the squeezing and dewatering plate 4 is integrally formed with a plurality of protrusions, which are conical protrusions, and the plurality of conical protrusions are continuously disposed. The extrusion dehydration effect can be guaranteed to conical arch to the excrement and urine adhesion can further be avoided to the conical arch that sets up in succession, guarantees the sufficiency of dehydration.
Referring to fig. 2 and 4, the blocking type fecal distributing system comprises an installation rod fixed at the top in the device shell 1, the bottom end of the installation rod is connected with a material distributing plate 5, the bottom end of the material distributing plate 5 is attached to the upper surface of the screen type conveying belt 2, the material distributing plate 5 comprises a plate body 501, an opening is formed in the bottom end of the plate body 501, a plurality of evenly distributed material distributing teeth 502 are fixed at the opening, the bottom ends of the material distributing teeth 502 are hemispherical, and the bottom ends of the plate body 501 and the material distributing teeth 502 are attached to the screen type conveying belt 2. Utilize plate body 501 to block excrement and urine, a plurality of feed teeth 502 can carry out the slot to excrement and urine, avoid excrement and urine to pile up the caking, excrement and urine and hot-blast area of contact when effectively increasing hot-air drying improve hot-air drying's efficiency.
Referring to fig. 2 and 5-6, the hot strong wind drying system for feces includes a blower 6 fixed on the upper surface of the device housing 1 and a hot strong wind system 7 fixed on the top of the device housing 1, and an air outlet of the blower 6 is communicated with the top end of the hot strong wind system 7, the hot strong wind system 7 includes an air intake heating cylinder 701 and a blowing plate 702, a cavity is formed inside the blowing plate 702, the cavity is communicated with the air intake heating cylinder 701, a plurality of groups of electric heating rings 703 arranged at equal intervals are fixed on the inner wall of the air intake heating cylinder 701, and two adjacent groups of electric heating rings 703 are arranged in a staggered manner, each electric heating ring 703 includes a plurality of heating sheets connected and distributed annularly, the heating sheets are arranged obliquely, a plurality of uniformly distributed blowing holes 704 are formed on the lower surface of the blowing plate 702, and the outer end aperture of each blowing hole 704 is smaller than the inner end aperture. Hot-blast back through hot strong wind system 7 of the heating of hot strong wind system 7 that air-blower 6 blew out blows out excrement and urine after the cloth and carries out hot air drying by hot strong wind system 7, the electric heating ring 703 of a plurality of crisscross settings can increase the area of contact of heating plate and air current, and the heating plate slope sets up, can exert the guide effect to the air current, can not lead to the fact the air current and block, increase the thermal efficiency when not reducing the wind speed, effectively reduce the energy consumption, the outer end bore of blowhole 704 is less than inner bore, the wind speed when can effectively increase the air current and blow out, effectively strike excrement and urine, promote the stoving effect.
Referring to fig. 2, the stool compression system includes a second electric push rod 8, an output end of the second electric push rod 8 is connected to a compression plate 9, and a lower surface of the compression plate 9 is coated with an anti-sticking coating. Utilize second electric putter 8 to drive extrusion compression board 9 and go up and down, further compress the excrement and urine through drying process on the otter board formula conveyer belt 2, promote the collection treatment effeciency to excrement and urine.
The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.
Claims (6)
1. The utility model provides a beasts and birds excrement and urine innoxious collection processing apparatus, includes device casing (1), its characterized in that: the opening that corresponds the setting is seted up to the both sides of device casing (1), and the opening part runs through and is equipped with otter board formula conveyer belt (2), the interior bottom of device casing (1) is fixed with collecting tank (11), the interior bottom packing of collecting tank (11) has deodorant packing layer (12), the interior bottom of device casing (1) still is fixed with a plurality of delivery board backing rolls (10) that are used for carrying out the support to otter board formula conveyer belt (2), the interior top of device casing (1) is equipped with excrement and urine extrusion dewatering system, blocks formula excrement and urine cloth system, hot strong wind excrement and urine drying system and excrement and urine compression system along otter board formula conveyer belt (2) direction of motion in proper order.
2. The innocent collection and treatment device for livestock and poultry manure according to claim 1, characterized in that: excrement and urine extrusion dewatering system is including fixing first electric putter (3) at device casing (1) interior top left end, the output of first electric putter (3) is connected with extrusion dewatering board (4), the lower surface of extrusion dewatering board (4) is paintd and is had antiseized glutinous coating.
3. The innocent collection and treatment device for livestock and poultry manure according to claim 2, characterized in that: the lower surface of the squeezing and dewatering plate (4) is integrally formed with a plurality of bulges, the bulges are conical bulges, and the conical bulges are continuously arranged.
4. The innocent collection and treatment device for livestock and poultry manure according to claim 1, characterized in that: block formula excrement and urine cloth system including fixing the installation pole at top in device casing (1), and the bottom of installing the pole is connected with branch flitch (5), divide flitch (5) bottom and the upper surface of otter board formula conveyer belt (2) to laminate mutually, divide flitch (5) including plate body (501), the opening has been seted up to the bottom of plate body (501), and the opening part is fixed with a plurality of evenly distributed's branch material tooth (502), the bottom of dividing material tooth (502) is hemispherical, the bottom and the otter board formula conveyer belt (2) of plate body (501) and branch material tooth (502) laminate mutually.
5. The innocent collection and treatment device for livestock and poultry manure according to claim 1, characterized in that: the hot strong wind excrement drying system comprises an air blower (6) fixed on the upper surface of a device shell (1) and a hot strong wind system (7) fixed at the top in the device shell (1), an air outlet of the air blower (6) is communicated with the top end of the hot strong wind system (7), the hot strong wind system (7) comprises an air inlet heating cylinder (701) and an air blowing disc (702), a cavity is formed in the air blowing disc (702), the cavity is communicated with the air inlet heating cylinder (701), a plurality of groups of electric heating rings (703) which are arranged at equal intervals are fixed on the inner wall of the air inlet heating cylinder (701), two adjacent groups of electric heating rings (703) are arranged in a staggered mode, each electric heating ring (703) comprises a plurality of heating sheets which are connected and distributed annularly, the heating sheets are arranged in an inclined mode, a plurality of air blowing holes (704) which are distributed uniformly are formed in the lower surface of the air blowing disc (702), the caliber of the outer end of the air blowing hole (704) is smaller than that of the inner end.
6. The innocent collection and treatment device for livestock and poultry manure according to claim 1, characterized in that: excrement and urine compression system includes second electric putter (8), the output of second electric putter (8) is connected with extrusion compression board (9), the lower surface coating of extrusion compression board (9) has antiseized glutinous coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727011.5U CN214936929U (en) | 2021-04-11 | 2021-04-11 | Harmless collecting and treating device for livestock and poultry manure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120727011.5U CN214936929U (en) | 2021-04-11 | 2021-04-11 | Harmless collecting and treating device for livestock and poultry manure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214936929U true CN214936929U (en) | 2021-11-30 |
Family
ID=79044816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120727011.5U Active CN214936929U (en) | 2021-04-11 | 2021-04-11 | Harmless collecting and treating device for livestock and poultry manure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214936929U (en) |
-
2021
- 2021-04-11 CN CN202120727011.5U patent/CN214936929U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109970475B (en) | Drum-type composting reactor with composting tail gas waste heat recovery and purification functions | |
| CN104529580A (en) | Method for producing well-composted organic raw materials by using livestock and poultry excrement | |
| CN108033813A (en) | A kind of production technology and production equipment of feces of livestock and poultry rapid production of organic fertilizer | |
| CN208743339U (en) | A kind of waste remove device for farm | |
| CN214936929U (en) | Harmless collecting and treating device for livestock and poultry manure | |
| CN206626935U (en) | A kind of novel faeces drying equipment | |
| CN107874299A (en) | The sea-tangle dedicated drying machine of extrusion dehydration | |
| CN206751635U (en) | A kind of intelligent excrement apparatus for drying of energy-conserving and environment-protective | |
| CN211972109U (en) | Garbage disposal equipment for livestock breeding | |
| US11788790B2 (en) | Low energy drying of swine lagoon sludge or digestate | |
| CN206626933U (en) | A kind of excrement drying equipment | |
| CN210242166U (en) | Bio-organic fertilizer drying-machine | |
| CN1169754C (en) | Method of producing organic composite fertilizer using organic sludge and its equipment | |
| CN209778823U (en) | Dynamic organic sludge fermentation drying system | |
| CN206751634U (en) | A kind of energy-efficient excrement apparatus for drying | |
| CN206751633U (en) | A kind of equipment that excrement is air-dried using breeding house waste gas | |
| CN205138112U (en) | Just drying equipment is raiseeed to rotation ecology | |
| CN206624767U (en) | A kind of excrement apparatus for drying of energy-conserving and environment-protective | |
| CN210741021U (en) | Effectual bio-organic fertilizer raw materials drying device dries | |
| CN214102662U (en) | Sewage treatment device for livestock farm | |
| CN206626937U (en) | A kind of efficient excrement drying equipment | |
| CN210425788U (en) | Earthworm is bred and uses compost dewatering device | |
| CN208038332U (en) | Fowl and animal excrement dewaterer | |
| CN208091139U (en) | A kind of stalk drying unit | |
| CN106116733A (en) | Circulating feces and remains processing fertilizer production technology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |