CN109174284A - A kind of crushing device with clearing function - Google Patents
A kind of crushing device with clearing function Download PDFInfo
- Publication number
- CN109174284A CN109174284A CN201811074175.1A CN201811074175A CN109174284A CN 109174284 A CN109174284 A CN 109174284A CN 201811074175 A CN201811074175 A CN 201811074175A CN 109174284 A CN109174284 A CN 109174284A
- Authority
- CN
- China
- Prior art keywords
- driving
- drive roll
- broken cylinder
- pulley
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/40—Detachers, e.g. scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a kind of crushing devices with clearing function, including broken cylinder and drive roll and driven voller, inclination stock guide is equipped in the broken cylinder, the inclination stock guide lower end is connected with arc shell, the arc shell inner end is hinged with scraper plate, reset spring is equipped between the scraper plate and the arc shell inward bottom wall, cleaning mechanism is equipped in the broken cylinder, the cleaning mechanism includes rotating bar, telescopic cylinder, rotation axis, bristle and driving assembly, the driving component includes the first transmission shaft, second driving shaft, first driving pulley, first driven pulley, second driving pulley, second driven pulley and belt, water inlet is had outside the arc shell, and the water inlet is connected to by water supply line with extraneous supply equipment.
Description
Technical field
The present invention relates to broken fields, and in particular to a kind of crushing device with clearing function.
Background technique
The broken of material can be often carried out in the industrial production, and material crushing device now is primarily directed to broken equal
Even property, adequacy are designed, and have ignored the cleaning of crushing mechanism, when broken using drive roll, driven voller progress material, roller
Surface might have some materials of attachment, not only causes waste but also broken to material later can impact, therefore is existing
Needing a kind of crushing device with clearing function.
Summary of the invention
To solve the above problems, the invention discloses a kind of crushing device with clearing function, which be may be implemented
The timely removal of roller surface attachment, the cleaning mechanism being equipped with when equipment works can with addi-tional crusher after the screening of material lead
Material can cooperate water inlet line to realize the cleaning of roller surface when clearing up after equipment work, and mechanical structure, the conduction of power are simple,
It is easily installed maintenance, may be implemented vdiverse in function.
In order to reach the goals above, the invention provides the following technical scheme: a kind of crushing device with clearing function, packet
The drive roll and driven voller that spaced and parallel level is equipped in broken cylinder and broken cylinder are included, the broken cylinder is along its width direction two sides
Inner end is fixed with inclination stock guide respectively, and the inclination stock guide is connected separately with arc shell along its inclined direction lower end
Body, the arc shell inner end and its corresponding position fixed ends have been respectively articulated with scraper plate, the scraper plate and the arc shell
Be respectively equipped with reset spring between inward bottom wall, be equipped with cleaning mechanism in the broken cylinder, the cleaning mechanism include rotating bar,
Telescopic cylinder, rotation axis, bristle and driving assembly, described rotating bar one end are hingedly arranged, the other end and the rotation shaft length
It is connected by connector in the middle part of direction, the driving component includes the first transmission shaft, second driving shaft, the first driving pulley, the
One driven pulley, the second driving pulley, the second driven pulley and belt have water inlet outside the arc shell, and
The water inlet is connected to by water supply line with extraneous supply equipment.Drive roll, driven voller realize that the extruding of imported material is broken
It is broken, tilt stock guide guide, scraper plate realize drive roll, driven voller adhering on surface the cleaning of material, wiper mechanism pass through regulation
It realizes aided filter guide or carries out the cleaning of drive roll, driven roller surface, water inlet, water supply pipe end and bristle in the position of bristle
Roller surface spraying-rinsing is realized in cooperation.
As an improvement of the present invention, the broken cylinder level cross-sectionn is rectangle, the drive roll and driven voller point
It is not arranged along the broken cylinder cross-section lengths direction, the arc shell respectively corresponds the drive roll, driven voller rotation circle
Heart position is set to the drive roll, driven voller outside top.Drive roll, driven voller and arc shell positional relationship.
As an improvement of the present invention, the inclination direction respectively corresponds the drive roll, driven voller rotation side
To setting, equipped with driving motor and the driving motor output shaft and drive roll length direction one end outside the broken cylinder
Connection, the cleaning mechanism are respectively arranged between the drive roll, driven voller inner end corresponding with the broken cylinder width direction.
Scraper plate realize drive roll, driven voller adhering on surface the cleaning of material, drive roll, driven voller the width side mutually close with broken cylinder
Cleaning mechanism is respectively equipped between inside side.
As an improvement of the present invention, first transmission shaft one end and the drive roll length direction other end connect
It connects, the other end is stretched out through the broken cylinder inner end, and extension end is cased with first driving pulley, the second driving shaft
The corresponding hinged end position one end activity of rotating bar is put in the broken cylinder, and the external end cap of second driving shaft has first
Driven pulley, the second driving shaft, which puts in end cap, second driving pulley, and the rotation axis corresponds to second transmission
Axis puts in end position end and is cased with the second driven pulley, between first driving pulley and the first driven pulley and second actively
Belt is respectively equipped between belt wheel and the second driven pulley.Each components positional relationship, rotating bar hinged end in driving assembly
Below drive roll position.
As an improvement of the present invention, the retractable air cylinder piston bar and the rotating bar external articulation, the connection
Part includes steel inner ring, steel outer ring and roller, and the bristle is uniformly set to outside it along the rotation axis length direction.It is flexible
Cylinder drives rotating bar rotation, and the radians such as roller are uniformly set between the steel inner ring and steel outer ring.
As an improvement of the present invention, one group of vibration is equipped in the broken cylinder and below the drive roll position
Mesh screen, the corresponding end of the vibration mesh screen are fixedly connected, and the vibration mesh screen corresponds to its position fixed ends other end and respectively corresponds
The broken cylinder width direction two sides inner end has a down dip inverted V shaped setting.It shakes mesh screen vibration and realizes the broken screening of material.
Compared with the existing technology, the present invention has the advantage that the scraper plate being equipped in the device, reset spring may be implemented
The timely removal of roller surface attachment, the cleaning mechanism being equipped with regulate and control rotation shaft position by telescopic cylinder and realize in equipment work
When addi-tional crusher after material screening guide, equipment work after clear up when cooperation water inlet line realize roller surface cleaning, machine
Tool structure, the conduction of power are simple, are easily installed maintenance, may be implemented vdiverse in function.
Detailed description of the invention
Fig. 1 is a kind of crushing device planar structure schematic diagram with clearing function of the present invention；
Fig. 2 is the scraper plate floor map；
Fig. 3 is the driving component planar structure schematic diagram；
Reference signs list: 1, it is crushed cylinder；2, drive roll；3, driven voller；4, stock guide is tilted；5, arc shell；6, scraper plate；7,
Reset spring；8, cleaning mechanism；9, rotating bar；10, telescopic cylinder；11, rotation axis；12, bristle；13, driving assembly；14,
One transmission shaft；15, second driving shaft；16, the first driving pulley；17, the first driven pulley；18, the second driving pulley；19,
Two driven pulleys；20, belt；21, water supply line；22, mesh screen is shaken.
Specific embodiment
Embodiment 1: referring to Fig. 1, Fig. 2, Fig. 3, now to a kind of crushing device with clearing function provided by the invention into
Row explanation, including being crushed the drive roll 2 and driven voller 3 that spaced and parallel level is equipped in cylinder 1 and broken cylinder 1, broken 1 edge of cylinder
Its width direction two sides inner end is fixed with inclination stock guide 4 respectively, and the inclination stock guide 4 is along its inclined direction lower end
It is connected separately with arc shell 5,5 inner end of arc shell and its corresponding position fixed ends have been respectively articulated with scraper plate 6 is described
It is respectively equipped with reset spring 7 between 5 inward bottom wall of scraper plate 6 and the arc shell, is equipped with cleaning mechanism 8 in the broken cylinder 1,
The cleaning mechanism 8 includes rotating bar 9, telescopic cylinder 10, rotation axis 11, bristle 12 and driving assembly 13, the rotating bar 9 one
The hinged setting in end, the other end are connect in the middle part of 11 length direction of rotation axis by connector, and the driving component 13 includes
First transmission shaft 14, second driving shaft 15, the first driving pulley 16, the first driven pulley 17, the second driving pulley 18, second from
Movable belt pulley 19 and belt 20, have water inlet outside the arc shell 5, and the water inlet by water supply line 21 with
Extraneous supply equipment connection.
Embodiment 2: referring to Fig. 1, now a kind of crushing device with clearing function provided by the invention is illustrated, institute
Stating broken 1 level cross-sectionn of cylinder is rectangle, and the drive roll 2 and driven voller 3 are respectively along the broken 1 cross-section lengths direction of cylinder
Setting, the arc shell 5 respectively corresponds the drive roll 2, the rotation center location of driven voller 3 is set to the drive roll 2, driven
3 outside top of roller.
Embodiment 3: referring to Fig. 1, Fig. 2, now a kind of crushing device with clearing function provided by the invention is said
Bright, 6 inclined direction of scraper plate respectively corresponds the drive roll 2, the setting of 3 rotation direction of driven voller, sets outside the broken cylinder 1
There is driving motor and the driving motor output shaft is connect with described 2 length direction one end of drive roll, the cleaning mechanism 8 is distinguished
Between the drive roll 2, the inner end corresponding with broken 1 width direction of cylinder of driven voller 3.
Embodiment 4: referring to Fig. 1, Fig. 3, now a kind of crushing device with clearing function provided by the invention is said
Bright, described first transmission shaft, 14 one end is connect with the 2 length direction other end of drive roll, and the other end runs through the broken cylinder 1
Inner end is stretched out, and extension end is cased with first driving pulley 16, and the corresponding rotating bar 9 of the second driving shaft 15 is hinged
The activity of end position one end is put in the broken cylinder 1, and the external end cap of the second driving shaft 15 has the first driven pulley 17, described
Second driving shaft 15, which puts in end cap, second driving pulley 18, and the corresponding second driving shaft 15 of the rotation axis 11 is put in
End position end is cased with the second driven pulley 19, between first driving pulley 16 and the first driven pulley 17 and second actively
Belt is respectively equipped between belt wheel 18 and the second driven pulley 19.
Embodiment 5: referring to Fig. 1, now a kind of crushing device with clearing function provided by the invention is illustrated, institute
10 piston rod of telescopic cylinder and 9 external articulation of rotating bar are stated, the connector includes steel inner ring, steel outer ring and rolling
Son, the bristle 12 are uniformly set to outside it along 11 length direction of rotation axis.
Embodiment 6: referring to Fig. 1, now a kind of crushing device with clearing function provided by the invention is illustrated, institute
It states in broken cylinder 1 and is located at below 2 position of drive roll and be equipped with one group of vibration mesh screen 22, the corresponding end of the vibration mesh screen 22
It is fixedly connected, its corresponding position fixed ends other end of the vibration mesh screen 22 respectively corresponds the 1 width direction two sides of broken cylinder
Inner end has a down dip inverted V shaped setting.
The present invention can also be by least one of described technical characteristic of embodiment 2,3,4,5,6 shape in combination with example 1
The embodiment of Cheng Xin.
Working principle: broken material, inclination stock guide required for broken cylinder top investment realize guide, driving motor band
Dynamic drive roll rotation, drive roll and driven voller, which cooperate, realizes the broken of input material.Scraper plate and reset spring cooperation are real
The cleaning of existing drive roll, driven voller surface material attachment.Telescopic cylinder running carries out the tune of rotation shaft position by rotating bar
Control.The running of drive roll drives the rotation of the first transmission shaft, and the first transmission shaft passes through the first driving pulley, belt, the first driven belt
Wheel drives second driving shaft rotation, and second driving shaft drives rotation axis by the second driving pulley, the second driven pulley and belt
Rotation, the bristle rotation that rotation axis rotation drives it external.When telescopic cylinder control rotation axis is located above vibration mesh screen, brush
Hair supplies screen guide；When telescopic cylinder control rotation axis is located at by drive roll or driven voller position side, bristle cooperation
Water inlet, water supply pipe end realize the cleaning of roller surface.
The technical means disclosed in the embodiments of the present invention is not limited only to technological means disclosed in above embodiment, further includes
Technical solution consisting of any combination of the above technical features.It should be pointed out that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (6)
1. a kind of crushing device with clearing function is equipped with including spaced and parallel level in broken cylinder (1) and broken cylinder (1)
Drive roll (2) and driven voller (3), which is characterized in that the broken cylinder (1) is fixed with respectively along its width direction two sides inner end
It tilts stock guide (4), the inclination stock guide (4) is connected separately with arc shell (5) along its inclined direction lower end, described
Arc shell (5) inner end and its corresponding position fixed ends have been respectively articulated with scraper plate (6), the scraper plate (6) and the arc shell
It is respectively equipped with reset spring (7) between body (5) inward bottom wall, is equipped with cleaning mechanism (8) in the broken cylinder (1), the cleaning
Mechanism (8) includes rotating bar (9), telescopic cylinder (10), rotation axis (11), bristle (12) and driving assembly (13), the rotation
Bar (9) one end is hingedly arranged, and the other end is connect in the middle part of the rotation axis (11) length direction by connector, the driving group
Part (13) includes the first transmission shaft (14), second driving shaft (15), the first driving pulley (16), the first driven pulley (17), the
Two driving pulleys (18), the second driven pulley (19) and belt (20), the arc shell (5) is external to have water inlet,
And the water inlet is connected to by water supply line (21) with extraneous supply equipment.
2. a kind of crushing device with clearing function according to claim 1, it is characterised in that: the broken cylinder (1)
Level cross-sectionn is rectangle, and the drive roll (2) and driven voller (3) are set along broken cylinder (1) the cross-section lengths direction respectively
It sets, the arc shell (5) respectively corresponds the drive roll (2), driven voller (3) rotation center location is set to the drive roll
(2), the external top of driven voller (3).
3. a kind of crushing device with clearing function according to claim 1, it is characterised in that: the scraper plate (6) is inclined
Tilted direction respectively corresponds the drive roll (2), the setting of driven voller (3) rotation direction, is equipped with driving electricity outside the broken cylinder (1)
The machine and driving motor output shaft is connect with the drive roll (2) length direction one end, the cleaning mechanism (8) is respectively arranged on
Between the drive roll (2), driven voller (3) inner end corresponding with broken cylinder (1) width direction.
4. a kind of crushing device with clearing function according to claim 3, it is characterised in that: first transmission shaft
(14) one end is connect with the drive roll (2) length direction other end, and the other end is stretched out through broken cylinder (1) inner end,
And extension end is cased with first driving pulley (16), corresponding rotating bar (9) the hinged end position of the second driving shaft (15)
It sets one end activity to put in the broken cylinder (1), the external end cap of the second driving shaft (15) has the first driven pulley (17), institute
Stating second driving shaft (15) and putting in end cap has second driving pulley (18), corresponding second transmission of the rotation axis (11)
Axis (15) puts in end position end and is cased with the second driven pulley (19), first driving pulley (16) and the first driven pulley
(17) belt is respectively equipped between and between the second driving pulley (18) and the second driven pulley (19).
5. a kind of crushing device with clearing function according to claim 1, it is characterised in that: the telescopic cylinder
(10) piston rod and the rotating bar (9) external articulation, the connector include steel inner ring, steel outer ring and roller, described
Bristle (12) is uniformly set to outside it along the rotation axis (11) length direction.
6. a kind of crushing device with clearing function according to claim 1, it is characterised in that: the broken cylinder (1)
It is interior and be located at the drive roll (2) position below be equipped with one group of vibration mesh screen (22), the corresponding end of the vibration mesh screen (22) consolidate
Fixed connection, its corresponding position fixed ends other end of the vibration mesh screen (22) respectively correspond broken cylinder (1) width direction two
Side inner end has a down dip inverted V shaped setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074175.1A CN109174284A (en) | 2018-09-14 | 2018-09-14 | A kind of crushing device with clearing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811074175.1A CN109174284A (en) | 2018-09-14 | 2018-09-14 | A kind of crushing device with clearing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109174284A true CN109174284A (en) | 2019-01-11 |
Family
ID=64911083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811074175.1A Pending CN109174284A (en) | 2018-09-14 | 2018-09-14 | A kind of crushing device with clearing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109174284A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109692724A (en) * | 2019-02-16 | 2019-04-30 | 万威 | A kind of anti-blocking grinding device of compound fertilizer production |
| CN110252490A (en) * | 2019-06-20 | 2019-09-20 | 信丰县包钢新利稀土有限责任公司 | A kind of rare earth ore grinding device |
| CN110801886A (en) * | 2019-10-18 | 2020-02-18 | 吴义珑 | Cement clinker production device |
| CN111468223A (en) * | 2020-04-23 | 2020-07-31 | 山西省工业设备安装集团有限公司 | Novel roller press convenient to clearance |
| CN112371315A (en) * | 2020-10-22 | 2021-02-19 | 临澧县龙凤祥新型建材有限公司 | Pulverizer for concrete production |
| CN112854520A (en) * | 2021-01-07 | 2021-05-28 | 深圳市中航环海建设工程有限公司 | Steel construction building energy conservation wall body |
| CN113244999A (en) * | 2021-04-27 | 2021-08-13 | 荆门零陵耐火科技有限公司 | Screening device for recovering non-fired refractory brick material |
| CN113798008A (en) * | 2021-08-26 | 2021-12-17 | 王丽 | Environment-friendly glass fiber production line |
| CN114939456A (en) * | 2022-05-16 | 2022-08-26 | 昆明冶金高等专科学校 | Titanium white powder crude roll-in grinds device with shelter from structure |
| US20220288598A1 (en) * | 2021-03-10 | 2022-09-15 | Metso Outotec USA Inc. | Spur wheel scraper |
| CN115155712A (en) * | 2022-05-30 | 2022-10-11 | 济南天惠饲料有限公司 | Granulator for crushing high-grease materials |
| CN117696170A (en) * | 2024-02-05 | 2024-03-15 | 甘肃星硕生物科技有限公司 | Organic fertilizer edulcoration equipment |
| US11938488B2 (en) | 2021-12-09 | 2024-03-26 | Metso Outotec USA Inc. | Roller crusher and method for operation thereof |
-
2018
- 2018-09-14 CN CN201811074175.1A patent/CN109174284A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109692724A (en) * | 2019-02-16 | 2019-04-30 | 万威 | A kind of anti-blocking grinding device of compound fertilizer production |
| CN110252490A (en) * | 2019-06-20 | 2019-09-20 | 信丰县包钢新利稀土有限责任公司 | A kind of rare earth ore grinding device |
| CN110801886A (en) * | 2019-10-18 | 2020-02-18 | 吴义珑 | Cement clinker production device |
| CN111468223A (en) * | 2020-04-23 | 2020-07-31 | 山西省工业设备安装集团有限公司 | Novel roller press convenient to clearance |
| CN112371315A (en) * | 2020-10-22 | 2021-02-19 | 临澧县龙凤祥新型建材有限公司 | Pulverizer for concrete production |
| CN112854520A (en) * | 2021-01-07 | 2021-05-28 | 深圳市中航环海建设工程有限公司 | Steel construction building energy conservation wall body |
| US20220288598A1 (en) * | 2021-03-10 | 2022-09-15 | Metso Outotec USA Inc. | Spur wheel scraper |
| CN113244999A (en) * | 2021-04-27 | 2021-08-13 | 荆门零陵耐火科技有限公司 | Screening device for recovering non-fired refractory brick material |
| CN113798008A (en) * | 2021-08-26 | 2021-12-17 | 王丽 | Environment-friendly glass fiber production line |
| CN113798008B (en) * | 2021-08-26 | 2024-05-24 | 泰安市泉峰玻璃纤维有限公司 | Environment-friendly glass fiber production line |
| US11938488B2 (en) | 2021-12-09 | 2024-03-26 | Metso Outotec USA Inc. | Roller crusher and method for operation thereof |
| CN114939456A (en) * | 2022-05-16 | 2022-08-26 | 昆明冶金高等专科学校 | Titanium white powder crude roll-in grinds device with shelter from structure |
| CN115155712A (en) * | 2022-05-30 | 2022-10-11 | 济南天惠饲料有限公司 | Granulator for crushing high-grease materials |
| CN117696170A (en) * | 2024-02-05 | 2024-03-15 | 甘肃星硕生物科技有限公司 | Organic fertilizer edulcoration equipment |
| CN117696170B (en) * | 2024-02-05 | 2024-04-12 | 甘肃星硕生物科技有限公司 | Organic fertilizer edulcoration equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190111 |
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| WD01 | Invention patent application deemed withdrawn after publication |