CN104945330A - Benomyl production equipment - Google Patents
Benomyl production equipment Download PDFInfo
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- CN104945330A CN104945330A CN201510413435.3A CN201510413435A CN104945330A CN 104945330 A CN104945330 A CN 104945330A CN 201510413435 A CN201510413435 A CN 201510413435A CN 104945330 A CN104945330 A CN 104945330A
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- Prior art keywords
- pipeline
- discharge
- mother liquor
- whizzer
- production unit
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
- C07D235/30—Nitrogen atoms not forming part of a nitro radical
- C07D235/32—Benzimidazole-2-carbamic acids, unsubstituted or substituted; Esters thereof; Thio-analogues thereof
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Centrifugal Separators (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses benomyl production equipment. The benomyl production equipment comprises a reaction system, a separation system, a discharging system, a mother solution recycling system and a centrifugal machine water flushing tank system. The reaction system comprises a reaction still, and a discharging outlet of the reaction still is connected with the separation system through a first pipeline. The separation system comprises a centrifugal machine, the first pipeline is connected with a feeding inlet of the centrifugal machine, and the discharging system is arranged at the bottom of the centrifugal machine. The discharging system comprises a discharging outlet, a discharging hopper, a discharging pipe and a discharging bag. The mother solution recycling system comprises a liquid seal tank, a motor solution recycling tank and a first pump body. The centrifugal machine water flushing tank system comprises a water flushing tank and a second pump body, the bottom of the water flushing tank is connected with an inlet of the second pump body through a sixth pipeline, and an outlet of the second pump body is connected with the top of the centrifugal machine through a seventh pipeline. The benomyl production equipment is simple in structure, convenient to use, low in cost, safe, reliable, high in production efficiency and long in service life, and saves energy.
Description
Technical field
The present invention relates to F-1991 production unit field, particularly relate to a kind of F-1991 production unit.
Background technology
Sterilant refers to chemical substance pathogenic bacteria being played to suppression or killing action, has and kills germ spore, mycelium or suppress its material of growing, growing.F-1991 is systemic fungicide, is the new type bactericide grown up after chemical protective agent, belongs to agricultural chemicals representative in benzimidazole germicide.F-1991 plant materials intracellular metabolite be derosal and another there is volatility butyl isocyanate, be its major antibacterial material.Sterling is white crystals, slightly stink.Water insoluble, dissolve in organic solvent, stablize in the dry state, wet subtracts effect wet can decomposition.To people and animals' low toxicity, to Crop securify.
F-1991 production system is generally made up of reactor, whizzer, dumping device and mother liquor recovering device etc., and existing production system has following deficiency: can produce spark in centrifuge process, easily blasts, existing explosion protection system more complicated; Solid materials can contain a lot of impurity or foreign matter after discharging in whizzer, when carrying out discharging all together disposing in solid materials, like this utilization with solid materials is had a significant impact, existing discharge system all without any screening measure, and be all after discharging completes, material is screened, add the workload of workman, reduce working efficiency; When scraper scraper, a uncovered container is all put in existing a lot of producer in discharge opening lower end, filter cake directly fall into after being scraped by scraper below in ready container, very large dust can be produced because filter cake is very dry during scraper scraper, these dust from flying out after cause material waste and environmental pollution because machinery does not have cleaning apparatus; In actual production, because the characteristic of various material is different, so it is also different to be separated through whizzer the filter residue characteristic produced, the filter residue moisture of most material is few, can be drawn off smoothly by the lower part outlet in deslagging storehouse, and has the filter residue moisture of part more, filter residue easily adheres on the bulkhead in deslagging storehouse, time has been grown and can be piled into oversize material and fall down, and easily causes line clogging, and the cleaning of existing whizzer is inconvenient; Existing disposing mother liquor tank is generally made with stainless material, and due to the singularity of stainless material, this withdrawing can needs to use support frame in midair, installs inconvenient; The screw thread that existing pipeline and disposing mother liquor tank pass through or Flange joint, must could realize pipeline connection or disconnection by instrument, exists and install the shortcomings such as inconvenient flow is little, corrosion-resistant, stopping property are poor; The existing pump housing is generally vacuum primingpump, and can not aspirate the medium that corrodibility is strong, work-ing life is short; Existing pipeline is metallic conduit, and solidity to corrosion is more weak, handiness is poor, can not bend as required.Above deficiency, adds labour intensity, reduces production efficiency, causes the wasting of resources and security is lower.
In sum, provide that a kind of structure is simple, easy to use, with low cost, safe and reliable, save energy, production efficiency are high, the F-1991 production unit of long service life, seem especially important.
Summary of the invention
For overcoming the deficiencies in the prior art, the object of this invention is to provide that a kind of structure is simple, easy to use, with low cost, safe and reliable, save energy, production efficiency are high, the F-1991 production unit of long service life.
In order to solve the technical problem in background technology, the invention provides a kind of F-1991 production unit, comprising reactive system, separation system, discharge system, disposing mother liquor reutilization system and whizzer water and rushing mortise system, described reactive system comprises reactor, and the discharge port of described reactor is connected with described separation system by the first pipeline, described separation system comprises whizzer, and described first pipeline is connected with the opening for feed of described whizzer, and the bottom of described whizzer is provided with discharge system, described discharge system comprises discharge opening, discharge funnel, discharge tube and discharge bag, described discharge opening is fixedly connected with the bottom of described whizzer, the bottom of described discharge opening is fixed with discharge funnel, the bottom of described discharge funnel is connected with discharge tube, and the bottom of described discharge tube is flexibly connected with described discharge bag, described disposing mother liquor reutilization system comprises liquid seal can, disposing mother liquor tank and first pump housing, the bottom of described whizzer is provided with mother liquor discharge port, described mother liquor discharge port is connected by the opening for feed of second pipe with described liquid seal can, the discharge port of described liquid seal can is connected with the opening for feed of described disposing mother liquor tank by the 3rd pipeline, the bottom of described disposing mother liquor tank is connected with the import of described first pump housing by the 4th pipeline, the outlet of described first pump housing is connected with the opening for feed of described reactor by the 5th pipeline, described disposing mother liquor tank is by described 4th pipeline, first pump housing and the 5th pipeline and described reactor form internal liquid stream and circulate, described whizzer water rushes mortise system and comprises water and rush mortise and second pump housing, and the bottom that described water rushes mortise is connected by the import of the 6th pipeline with described second pump housing, and the outlet of described second pump housing is connected with the top of described whizzer by the 7th pipeline.
Further, the top of described whizzer is provided with nitrogen access tube, and described nitrogen access tube is provided with magnetic valve.
Further, be provided with screen cloth in described discharge funnel, described screen cloth is fixedly connected with described discharge funnel by triangle support frame, is provided with operated pneumatic valve between described discharge funnel and described discharge tube.
Particularly, the junction of described discharge opening and described whizzer is provided with damping pad, and top and the bottom of described operated pneumatic valve are equipped with sealing-ring.
Further, the bottom of described discharge tube is flexibly connected with described discharge bag by rope.
Further, the discharge port of described liquid seal can is located at middle part or the top of described liquid seal can side, and the liquid outlet of described second pipe is lower than the discharge port of described liquid seal can, and the bottom of described liquid seal can is provided with stopping valve.
Further, described 3rd pipeline is connected with described disposing mother liquor tank by rapid-acting coupling.
Particularly, described disposing mother liquor tank and described water rush mortise and are tetragonal body shape, all adopt PP material to make.
Particularly, described first pump housing and described second pump housing are surge pump.
Further, described first pipeline, second pipe, the 3rd pipeline, the 4th pipeline, the 5th pipeline, the 6th pipeline and the 7th pipeline are composite soft tube.
A kind of F-1991 production unit of the present invention, has following beneficial effect:
(1) be provided with screen cloth in the discharge funnel of the discharge system of F-1991 production unit of the present invention, can realize again screening in discharge process, increase screening dynamics and the efficiency of material, prevent too much or excessive impurity from mixing wherein.
(2) operated pneumatic valve is provided with between the discharge funnel of the discharge system of F-1991 production unit of the present invention and discharge tube, can automatic discharging, easy to operate.
(3) the discharge tube bottom of the discharge system of F-1991 production unit of the present invention is flexibly connected with discharge bag by rope, with low cost, effectively can solve dust removal problem, prevent material waste, reduces environmental pollution.
(4) the whizzer top of F-1991 production unit of the present invention is provided with nitrogen inlet, effectively can discharge oxygen, makes whole production system be in safe work state.
(5) the mother liquor drain pipe of the mother liquor recovery system of F-1991 production unit of the present invention arranges liquid seal can, air can be prevented by the situation of disposing mother liquor tank through pipeline flow-direction whizzer, the possibility that comprehensive refusal oxygen enters, improves the security of explosion-proof equipment further; On the other hand, the residue waste liquid that can not recycle can be got rid of by the stopping valve of disposing mother liquor pot bottom.
(6) pump housing of F-1991 production unit of the present invention is surge pump, and by force corrosion-resistant, working efficiency is high.
(7) the disposing mother liquor tank of F-1991 production unit of the present invention and water rush mortise is tetragonal body shape, and complete installation is on the ground, easy for installation; Simultaneously water rushes mortise and adopts PP material to make, high temperature resistant, not easily leak, anti-aging, corrosion-resistant, considerably increase work-ing life.
(8) pipeline of F-1991 production unit of the present invention is composite soft tube, and solidity to corrosion is strong, can bend according to actual needs.
(9) the 3rd pipeline of F-1991 production unit of the present invention is connected with described disposing mother liquor tank by rapid-acting coupling, and rapid-acting coupling flow is large, erosion resistance is strong, easy for installation, stopping property is stronger.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of F-1991 production unit of the present invention.
Wherein, in figure, Reference numeral corresponds to: 1-reactor, 2-first pipeline, 3-whizzer, 4-nitrogen access tube, 5-discharge opening, 6-discharge funnel, 7-discharge tube, 8-discharge bag, 9-liquid seal can, 10-disposing mother liquor tank, 11-first pump housing, 12-second pipe, 13-the 3rd pipeline, 14-the 4th pipeline, 15-the 5th pipeline, 16-water rushes mortise, 17-second pump housing, 18-the 6th pipeline, 19-the 7th pipeline, 20-screen cloth, 21-triangle support frame, 22-operated pneumatic valve, 23-damping pad, 24-sealing-ring, 25-stopping valve, 26-rapid-acting coupling, 27-magnetic valve.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
Embodiment 1:
Refer to Fig. 1, the invention discloses a kind of F-1991 production unit, comprise reactive system, separation system, discharge system, disposing mother liquor reutilization system and whizzer water and rush mortise system, described reactive system comprises reactor 1, and the discharge port of described reactor 1 is connected with described separation system by the first pipeline 2, described separation system comprises whizzer 3, and described first pipeline 2 is connected with the opening for feed of described whizzer 3, and the bottom of described whizzer 3 is provided with discharge system, described discharge system comprises discharge opening 5, discharge funnel 6, discharge tube 7 and discharge bag 8, described discharge opening 5 is fixedly connected with the bottom of described whizzer 3, the bottom of described discharge opening 5 is fixed with discharge funnel 6, the bottom of described discharge funnel 6 is connected with discharge tube 7, and the bottom of described discharge tube 7 is flexibly connected with described discharge bag 8, described disposing mother liquor reutilization system comprises liquid seal can 9, disposing mother liquor tank 10 and first pump housing 11, the bottom of described whizzer 3 is provided with mother liquor discharge port, described mother liquor discharge port is connected with the opening for feed of described liquid seal can 9 by second pipe 12, the discharge port of described liquid seal can 9 is connected with the opening for feed of described disposing mother liquor tank 10 by the 3rd pipeline 13, the bottom of described disposing mother liquor tank 10 is connected with the import of the described pump housing 11 by the 4th pipeline 14, the outlet of described first pump housing 11 is connected by the opening for feed of the 5th pipeline 15 with described reactor 1, described disposing mother liquor tank 10 is by described 4th pipeline 14, first pump housing 11 and the 5th pipeline 15 form internal liquid stream with described reactor 1 and circulate, described whizzer water rushes mortise system and comprises water and rush mortise 16 and second pump housing 17, the bottom that described water rushes mortise 16 is connected by the import of the 6th pipeline 18 with described second pump housing 17, and the outlet of described second pump housing 17 is connected by the top of the 7th pipeline 19 with described whizzer 3.
Further, the top of described whizzer 3 is provided with nitrogen access tube 4, and described nitrogen access tube 4 is provided with magnetic valve 27.
Further, be provided with screen cloth 20 in described discharge funnel 6, described screen cloth 20 is fixedly connected with described discharge funnel 6 by triangle support frame 21, is provided with operated pneumatic valve 22 between described discharge funnel 6 and described discharge tube 7.
Particularly, described discharge opening 5 is provided with damping pad 23 with the junction of described whizzer 3, and top and the bottom of described operated pneumatic valve 22 are equipped with sealing-ring 24.
Further, the bottom of described discharge tube 7 is flexibly connected with described discharge bag 8 by rope.
Further, the discharge port of described liquid seal can 9 is located at middle part or the top of described liquid seal can 9 side, and the liquid outlet of described second pipe 12 is lower than the discharge port of described liquid seal can 9, and the bottom of described liquid seal can 9 is provided with stopping valve 25.
Further, described 3rd pipeline 13 is connected with described disposing mother liquor tank 10 by rapid-acting coupling 26.
Particularly, described disposing mother liquor tank 10 and described water rush mortise 16 and are tetragonal body shape, all adopt PP material to make.
Particularly, described first pump housing 11 and described second pump housing 17 are surge pump.
Further, described first pipeline 2, second pipe 12, the 3rd pipeline 13, the 4th pipeline 14, the 5th pipeline 15, the 6th pipeline 18 and the 7th pipeline 19 are composite soft tube.
A kind of F-1991 production unit of the present invention, has following beneficial effect:
(1) be provided with screen cloth in the discharge funnel of the discharge system of F-1991 production unit of the present invention, can realize again screening in discharge process, increase screening dynamics and the efficiency of material, prevent too much or excessive impurity from mixing wherein.
(2) operated pneumatic valve is provided with between the discharge funnel of the discharge system of F-1991 production unit of the present invention and discharge tube, can automatic discharging, easy to operate.
(3) the discharge tube bottom of the discharge system of F-1991 production unit of the present invention is flexibly connected with discharge bag by rope, with low cost, effectively can solve dust removal problem, prevent material waste, reduces environmental pollution.
(4) the whizzer top of F-1991 production unit of the present invention is provided with nitrogen inlet, effectively can discharge oxygen, makes whole production system be in safe work state.
(5) the mother liquor drain pipe of the mother liquor recovery system of F-1991 production unit of the present invention arranges liquid seal can, air can be prevented by the situation of disposing mother liquor tank through pipeline flow-direction whizzer, the possibility that comprehensive refusal oxygen enters, improves the security of explosion-proof equipment further; On the other hand, the residue waste liquid that can not recycle can be got rid of by the stopping valve of disposing mother liquor pot bottom.
(6) pump housing of F-1991 production unit of the present invention is surge pump, and by force corrosion-resistant, working efficiency is high.
(7) the disposing mother liquor tank of F-1991 production unit of the present invention and water rush mortise is tetragonal body shape, and complete installation is on the ground, easy for installation; Simultaneously water rushes mortise and adopts PP material to make, high temperature resistant, not easily leak, anti-aging, corrosion-resistant, considerably increase work-ing life.
(8) pipeline of F-1991 production unit of the present invention is composite soft tube, and solidity to corrosion is strong, can bend according to actual needs.
(9) the 3rd pipeline of F-1991 production unit of the present invention is connected with described disposing mother liquor tank by rapid-acting coupling, and rapid-acting coupling flow is large, erosion resistance is strong, easy for installation, stopping property is stronger.
The F-1991 production unit working process of the embodiment of the present invention is as follows: open described nitrogen access tube 4 and pass into nitrogen in system, when the oxygen content in system is in standard range, open reactive system, reactive material is introduced into described reactor 1 and carries out chemical reaction, reaction terminates rear reaction product and enters described whizzer 3 and carry out solid-liquid separation, F-1991 solid enters described discharge bag 8 along described discharge system and collects, and mother liquor enters disposing mother liquor tank along described second pipe 12 and the 3rd pipeline 13 and collects; Mother liquor in disposing mother liquor tank 10 is squeezed in described reactor 1 and is proceeded chemical reaction as solvent by described first pump housing 11, so circulates, reaches quantity-produced object; When cleaning after described whizzer 3 uses, the clear water that described water to rush in mortise in 16 by described second pump housing 17 sucks described whizzer 3 along described 6th pipeline 18 and described 7th pipeline 19, reaches the object of washing centrifuger.
The above is the preferred embodiment of the present invention; it is noted that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a F-1991 production unit, is characterized in that, comprises reactive system, separation system, discharge system, disposing mother liquor reutilization system and whizzer water and rushes mortise system;
Described reactive system comprises reactor (1), and the discharge port of described reactor (1) is connected with described separation system by the first pipeline (2);
Described separation system comprises whizzer (3), and described first pipeline (2) is connected with the opening for feed of described whizzer (3), and the bottom of described whizzer (3) is provided with discharge system;
Described discharge system comprises discharge opening (5), discharge funnel (6), discharge tube (7) and discharge bag (8), described discharge opening (5) is fixedly connected with the bottom of described whizzer (3), the bottom of described discharge opening (5) is fixed with discharge funnel (6), the bottom of described discharge funnel (6) is connected with discharge tube (7), and the bottom of described discharge tube (7) is flexibly connected with described discharge bag (8);
Described disposing mother liquor reutilization system comprises liquid seal can (9), disposing mother liquor tank (10) and first pump housing (11), the bottom of described whizzer (3) is provided with mother liquor discharge port, described mother liquor discharge port is connected with the opening for feed of described liquid seal can (9) by second pipe (12), the discharge port of described liquid seal can (9) is connected with the opening for feed of described disposing mother liquor tank (10) by the 3rd pipeline (13), the bottom of described disposing mother liquor tank (10) is connected with the import of described first pump housing (11) by the 4th pipeline (14), the outlet of described first pump housing (11) is connected with the opening for feed of described reactor (1) by the 5th pipeline (15), described disposing mother liquor tank (10) is by described 4th pipeline (14), first pump housing (11) and the 5th pipeline (15) form internal liquid stream with described reactor (1) and circulate,
Described whizzer water rushes mortise system and comprises water and rush mortise (16) and second pump housing (17), the bottom that described water rushes mortise (16) is connected with the import of described second pump housing (17) by the 6th pipeline (18), and the outlet of described second pump housing (17) is connected with the top of described whizzer (3) by the 7th pipeline (19).
2. a kind of F-1991 production unit according to claim 1, is characterized in that, the top of described whizzer (3) is provided with nitrogen access tube (4), and described nitrogen access tube (4) is provided with magnetic valve (27).
3. a kind of F-1991 production unit according to claim 2, it is characterized in that, screen cloth (20) is provided with in described discharge funnel (6), described screen cloth (20) is fixedly connected with described discharge funnel (6) by triangle support frame (21), is provided with operated pneumatic valve (22) between described discharge funnel (6) and described discharge tube (7).
4. according to a kind of F-1991 production unit described in any one claim in claim 1-3, it is characterized in that, described discharge opening (5) is provided with damping pad (23) with the junction of described whizzer (3), and the top of described operated pneumatic valve (22) and bottom are equipped with sealing-ring (24).
5. a kind of F-1991 production unit according to claim 4, is characterized in that, the bottom of described discharge tube (7) is flexibly connected with described discharge bag (8) by rope.
6. a kind of F-1991 production unit according to claim 5, it is characterized in that, the discharge port of described liquid seal can (9) is located at middle part or the top of described liquid seal can (9) side, the liquid outlet of described second pipe (12) is lower than the discharge port of described liquid seal can (9), and the bottom of described liquid seal can (9) is provided with stopping valve (25).
7. a kind of F-1991 production unit according to claim 6, is characterized in that, described 3rd pipeline (13) is connected with described disposing mother liquor tank (10) by rapid-acting coupling (26).
8. a kind of F-1991 production unit according to claim 7, is characterized in that, described disposing mother liquor tank (10) and described water rush mortise (16) and is tetragonal body shape, all adopts PP material to make.
9. according to Claim 8 in a kind of F-1991 production unit described in any one claim, it is characterized in that, described first pump housing (11) and described second pump housing (17) are surge pump.
10. according to a kind of F-1991 production unit in claim 5-9 described in any one claim, it is characterized in that, described first pipeline (2), second pipe (12), the 3rd pipeline (13), the 4th pipeline (14), the 5th pipeline (15), the 6th pipeline (18) and the 7th pipeline (19) are composite soft tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510413435.3A CN104945330B (en) | 2015-07-14 | 2015-07-14 | A kind of benomyl production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510413435.3A CN104945330B (en) | 2015-07-14 | 2015-07-14 | A kind of benomyl production equipment |
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| Publication Number | Publication Date |
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| CN104945330A true CN104945330A (en) | 2015-09-30 |
| CN104945330B CN104945330B (en) | 2017-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510413435.3A Active CN104945330B (en) | 2015-07-14 | 2015-07-14 | A kind of benomyl production equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105693622A (en) * | 2016-04-11 | 2016-06-22 | 江苏泰仓农化有限公司 | Carbendazim production system device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100998A (en) * | 1985-02-04 | 1986-11-12 | 奇诺莫药物化学工厂有限公司 | New sterilant |
| EP0208059A1 (en) * | 1985-07-05 | 1987-01-14 | Sumitomo Chemical Company, Limited | Soil fungicidal benzimidazoles |
| EP0256789A1 (en) * | 1986-08-07 | 1988-02-24 | Her Majesty In Right Of Canada As Represented By The Minister Of Agriculture | Substituted benzimidazole fungicide |
-
2015
- 2015-07-14 CN CN201510413435.3A patent/CN104945330B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100998A (en) * | 1985-02-04 | 1986-11-12 | 奇诺莫药物化学工厂有限公司 | New sterilant |
| EP0208059A1 (en) * | 1985-07-05 | 1987-01-14 | Sumitomo Chemical Company, Limited | Soil fungicidal benzimidazoles |
| EP0256789A1 (en) * | 1986-08-07 | 1988-02-24 | Her Majesty In Right Of Canada As Represented By The Minister Of Agriculture | Substituted benzimidazole fungicide |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105693622A (en) * | 2016-04-11 | 2016-06-22 | 江苏泰仓农化有限公司 | Carbendazim production system device |
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| CN104945330B (en) | 2017-06-16 |
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