CN108211994A - A kind of organic fertilizer hydrolysis device - Google Patents
A kind of organic fertilizer hydrolysis device Download PDFInfo
- Publication number
- CN108211994A CN108211994A CN201810119613.5A CN201810119613A CN108211994A CN 108211994 A CN108211994 A CN 108211994A CN 201810119613 A CN201810119613 A CN 201810119613A CN 108211994 A CN108211994 A CN 108211994A
- Authority
- CN
- China
- Prior art keywords
- tank body
- coil pipe
- hot jie
- jie
- organic fertilizer
- 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
- 230000007062 hydrolysis Effects 0.000 title claims abstract description 26
- 238000006460 hydrolysis reaction Methods 0.000 title claims abstract description 26
- 239000003895 organic fertilizer Substances 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 210000003608 fece Anatomy 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 244000144972 livestock Species 0.000 description 4
- 239000010815 organic waste Substances 0.000 description 4
- 244000144977 poultry Species 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000010871 livestock manure Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003900 soil pollution Methods 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 108010009736 Protein Hydrolysates Proteins 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 235000021393 food security Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- -1 germ Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/04—Pressure vessels, e.g. autoclaves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/002—Component parts of these vessels not mentioned in B01J3/004, B01J3/006, B01J3/02 - B01J3/08; Measures taken in conjunction with the process to be carried out, e.g. safety measures
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F11/00—Other organic fertilisers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F5/00—Fertilisers from distillery wastes, molasses, vinasses, sugar plant or similar wastes or residues, e.g. from waste originating from industrial processing of raw material of agricultural origin or derived products thereof
- C05F5/002—Solid waste from mechanical processing of material, e.g. seed coats, olive pits, almond shells, fruit residue, rice hulls
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F5/00—Fertilisers from distillery wastes, molasses, vinasses, sugar plant or similar wastes or residues, e.g. from waste originating from industrial processing of raw material of agricultural origin or derived products thereof
- C05F5/006—Waste from chemical processing of material, e.g. diestillation, roasting, cooking
- C05F5/008—Waste from biochemical processing of material, e.g. fermentation, breweries
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F9/00—Fertilisers from household or town refuse
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
- B01J2219/00081—Tubes
-
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Botany (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Biotechnology (AREA)
- Fertilizers (AREA)
Abstract
A kind of organic fertilizer hydrolysis device, including tank body and inlet port and outlet port, tank body is hollow housing, include the lower part tank body of arc head cover, cylindrical middle part tank body and triangular pyramidal, hot Jie's coil pipe is provided in tank body, thermal medium coil pipe includes upper hot Jie's coil pipe and lower hot Jie's coil pipe, and upper hot Jie's coil pipe is arranged on middle part tank interior, and upper hot Jie's coil pipe in the tank body of middle part using middle part tank body central axis as axis helically lower wall into a diameter of d1Cylindric coil pipe circle；Upper hot Jie's coil pipe collects in middle part tank base and is connected with lower hot Jie's coil pipe；Lower hot Jie's coil pipe againsts the setting of lower part inner tank wall face.Wall-type heat exchange of the present invention, rate-of flow and heat are flexibly adjustable, and coil heat exchange effect is good, and the process of hydrolysis is simply controllable.
Description
Technical field
The present invention relates to a kind of organic fertilizer hydrolysis device more particularly to one kind for feces of livestock and poultry, stalk, processing of farm products
The organic wastes such as residue, forestry waste prepare the hydrolysis device of organic fertilizer.
Background technology
On the one hand, with the development of rural culture industry, Rural Water, gas, soil pollution caused by cultivating excrement also attract attention,
Without be effectively treated can cause the noxious materials such as germ, hormone, antibiotic entered by way of animal manures application soil,
It can also enter food chain in water body, while threat environment structure deep layer and form food-safety problem.And stalk incinerates on the spot
It is the one of the major reasons for causing atmosphere pollution.
On the other hand, a large amount of uses of rural area chemical fertilizer cause soil hardening, fertility to decline, while endangering food security,
Water and soil pollution is also exacerbated, wastes vast resources.
As the public is higher and higher to the attention degree of environment, rural area feces of livestock and poultry, stalk, processing of farm products residue etc.
Organic waste at will cannot be abandoned or be destroyed by fire, and the cost for collecting burning disposal is relatively high.It is analogous to composting method
These organic wastes are carried out with fermentation system fertilizer, undoubtedly an effective recycling treatment approach.
Hydrolysis is an important link in the fertile technique of system, in order to realize the effect of sterilizing insect-killing and organic component degradation,
Hydrolysis device selects autoclave.
Invention content
The purpose of the present invention is to provide a kind of using organic wastes such as feces of livestock and poultry, stalk, processing of farm products residues
Object prepares the hydrolysis device of organic fertilizer.
The present invention is achieved through the following technical solutions：
A kind of organic fertilizer hydrolysis device, described device include tank body and the feed inlet being respectively provided at the top and bottom of tank body and go out
Material mouth, the tank body are hollow housing, include the lower part tank body of arc head cover, cylindrical middle part tank body and triangular pyramidal, institute
It states and hot Jie's coil pipe is provided in tank body, hot Jie's coil inlet end is provided with upper collecting chamber, and the upper collecting chamber is located at the tank
Body upper outside, hot Jie's coil outlets end is provided with lower header, and lower header is located at the tank body outer lower portion；The heat
Medium coil pipe includes upper hot Jie's coil pipe and lower hot Jie's coil pipe, and upper hot Jie's coil pipe is arranged on the middle part tank interior, and institute
State hot Jie's coil pipe in the middle part tank body using the middle part tank body central axis as axis helically lower wall into a diameter of d1's
Cylindric coil pipe circle；Upper hot Jie's coil pipe collects in middle part tank base to be connected with lower hot Jie's coil pipe；Lower hot Jie's coil pipe
Against the setting of lower part inner tank wall face.
In above-mentioned technical proposal, upper hot Jie's coil pipe sets several, and several upper hot Jie's coil pipes are put down from top to bottom
Row is helically coiled into downwards diameter d1Cylindric coil pipe circle.
In above-mentioned technical proposal, header in setting on the outside of the middle part tank base, upper hot Jie's coil pipe is in middle part tank
Body bottom is pooled to middle header, is connected with lower hot Jie's coil pipe by middle header.
In above-mentioned technical proposal, the cylindrical shape coil pipe loop diameter d1With the middle part tank diameter d0Relationship be
0.25d0≤d1≤0.5d0。
In above-mentioned technical proposal, the discharge port is equipped with discharge valve；The head cover top is provided with safety valve and promptly puts
Raw edge.
In above-mentioned technical proposal, the tank body material selection steel plate.
In above-mentioned technical proposal, the heat transferring medium inside upper hot Jie's coil pipe and lower hot Jie's coil pipe is conduction oil or steaming
Vapour.
In above-mentioned technical proposal, the height h of the lower part tank body1Relationship with the middle part tank diameter is d0≤h1。
In above-mentioned technical proposal, the pressure in the tank body is 1.2 ~ 2.5MPa.
The present invention has the following advantages and beneficial effects：1）Wall-type heat exchange does not moisturize, does not change than having directly heated
The advantages that becoming material form；2）It is heated using medium, flow or heat are flexibly adjustable, are readily adapted to accommodate different material and operating mode；3）
More coil heat exchanges improve heat exchange efficiency, ensure that heat exchange is uniform.
Description of the drawings
Fig. 1 is a kind of organic fertilizer hydrolysis device schematic diagram according to the present invention.
In figure：1- feed inlets；2- tank bodies；21- head covers；Tank body in the middle part of 22-；23- lower parts tank body；The upper heat of 24- is situated between
Coil pipe；Hot Jie's coil pipe under 25-；26- upper collecting chambers；27- lower headers；Header in 28-；3- discharge ports；4- safety valves；5-
Emergency diffusion mouth.
Specific embodiment
The specific embodiment and the course of work of the present invention are further described below in conjunction with the accompanying drawings.
The orientation such as upper, lower, left, right, front and rear in present specification term be based on position relationship shown in the drawings and
It establishes.Attached drawing is different, then corresponding position relationship is also possible to change therewith, therefore cannot be interpreted as with this to protecting model
The restriction enclosed.
Organic fertilizer hydrolysis device of the present invention, for the feces of livestock and poultry that will pass through infiltration and homogenize（Including cow dung, pig
Excrement, chicken manure）, kitchen garbage, agricultural crop straw, food processing enterprises waste material, the raw materials such as sugar refinery brewery waste residue carry out high temperature and pressure
Hydrolytic degradation processing, produces organic fertilizer.
As shown in Figure 1, a kind of organic fertilizer hydrolysis device, including tank body 2 and be respectively provided at 2 top and bottom of tank body into
Material mouth 1 and discharge port 3.Tank body 2 is hollow housing, and material selection steel plate is so that it can pressure-bearing.Pressure in tank body 2 is 1.2
~2.5MPa。
Tank body 2 includes the lower part tank body 23 of arc head cover 21, cylindrical middle part tank body 22 and triangular pyramidal, feed inlet 1
21 top of arc head cover is arranged on, discharge port 3 is arranged on the bottom of lower part tank body 23.It is organic with homogenize process by infiltrating
Fertile raw material enters tank body 2 from feed inlet 1.Hot Jie's coil pipe is provided in tank body 2, for being passed through high temperature heat conductive oil or high-temperature steam
As thermal medium, dividing wall type heating is carried out to the organic fertilizer raw material in tank body 2.In order to obtain good heat transfer effect, thermal medium
Coil pipe includes upper hot Jie's coil pipe 24 and lower hot Jie's coil pipe 25.Upper hot Jie's coil pipe 24 is arranged on inside the tank body 22 of middle part, and upper heat is situated between
Coil pipe 24 is using middle part tank body central axis as axis in the middle part tank body 22, and helically formula lower wall is into an a diameter of d1Cylindrical shape
Coil pipe circle, so as to expand the contact area of hot Jie's coil pipe and organic fertilizer raw material as far as possible.Upper hot Jie's coil pipe 24 is in middle part tank
22 bottom of body is collected to be connected with lower hot Jie's coil pipe 25；Lower hot Jie's coil pipe 25 againsts the setting of 23 internal face of lower part tank body.
As a kind of technical solution of optimization, upper hot Jie's coil pipe 24 sets several, and several upper hot Jie's coil pipes are from upper
Parallel arrangement under and, and using middle part tank body central axis as axis, it is helically coiled into same a diameter of d downwards1Cylinder
Shape coil pipe circle.
To evenly distribute thermal medium, hot Jie's coil inlet end is provided with upper collecting chamber 26, and upper collecting chamber 26 is located at tank body 22
Upper outside, hot Jie's coil outlets end is provided with lower header 27, and lower header 27 is located at 22 outer lower portion of tank body.I.e. upper hot Jie's disk
24 entrance of pipe is connected with upper collecting chamber 26, and the lower hot outlet of Jie's coil pipe 25 is connected with lower header 27.
As a kind of technical solution of optimization, header 28 in being set on the outside of the tank base of middle part, upper hot Jie's coil pipe is at middle part
Tank base is pooled to middle header 28, is connected with lower hot Jie's coil pipe by middle header 28.
Organic fertilizer raw material is heated in tank body 2 by high temperature thermal medium occurs hydrolysis.Such as using conduction oil as thermal medium,
Heat conduction oil temperature is 260 ~ 300 DEG C；Such as using steam as thermal medium, steam selects the saturated vapor of 2 ~ 3.0MPa.
Cylindric coil pipe loop diameter d1With 22 diameter d of middle part tank body0Relationship be 0.25d0≤d1≤0.5d0。
Discharge port is equipped with discharge valve 3, and discharge valve 3 selects high pressure discharge valve.21 top of head cover is provided with safety valve 4 and urgent
Diffusion mouth 5.
To make the smooth downlink of hydrolysate, the height h of lower part tank body 231Relationship with 22 diameter of middle part tank body is d0≤h1。
For the hydrolysis device of different scales, d is generally remained0It is constant, the height h of corresponding lower part tank body 231
It is constant, and the height h of middle part tank body 222Amplify by scale equal proportion or shorten.
Organic fertilizer hydrolysis device of the present invention can be used as batch-type reaction unit, using batch mode of operation；Also may be used
Using as continuous reaction apparatus.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of organic fertilizer hydrolysis device, described device includes tank body（2）And it is respectively provided at the charging at the top and bottom of tank body
Mouthful（1）And discharge port, the tank body（2）For hollow housing, including arc head cover（21）, cylindrical middle part tank body（22）With three
The lower part tank body of pyramid（23）, it is characterised in that：The tank body（2）Inside it is provided with hot Jie's coil pipe, the thermal medium coil pipe packet
Include hot Jie's coil pipe（24）With lower hot Jie's coil pipe（25）, upper hot Jie's coil pipe（24）It is arranged on the middle part tank body（22）It is interior
Portion, and upper hot Jie's coil pipe（24）In the middle part tank body（22）It is interior using the middle part tank body central axis as axis helically under
Disk is into a diameter of d1Cylindric coil pipe circle；Upper hot Jie's coil pipe（24）In middle part tank body（22）Bottom side and lower hot Jie's disk
Pipe（25）It is connected；Lower hot Jie's coil pipe（25）Against lower part tank body（23）Internal face is set.
2. a kind of organic fertilizer hydrolysis device according to claim 1, it is characterised in that：Upper hot Jie's coil pipe（24）Setting
Hot Jie's coil pipe is parallel from top to bottom on several, and several is helically coiled into downwards diameter d1Cylindric coil pipe circle.
3. a kind of organic fertilizer hydrolysis device according to claim 1 or 2, it is characterised in that：The cylindrical shape coil pipe circle is straight
Diameter d1With the middle part tank body（22）Diameter d0Relationship be 0.25d0≤d1≤0.5d0。
4. a kind of organic fertilizer hydrolysis device according to claim 1, it is characterised in that：Hot Jie's coil inlet end setting
There is upper collecting chamber（26）, and the upper collecting chamber（26）Positioned at the tank body（22）Upper outside, hot Jie's coil outlets end setting
There is lower header（27）, and lower header（27）Positioned at the tank body（22）Outer lower portion.
5. a kind of organic fertilizer hydrolysis device according to claim 1 or 2, it is characterised in that：The middle part tank body（22）Bottom
Header in being set on the outside of portion, upper hot Jie's coil pipe（24）In middle part tank body（22）Bottom is pooled to middle header（28）, with lower heat
Jie's coil pipe（25）Pass through middle header（28）It is connected.
6. a kind of organic fertilizer hydrolysis device according to claim 1, it is characterised in that：The discharge port is equipped with discharge valve
（3）；The head cover（21）Top is provided with safety valve（4）With emergency diffusion mouth（5）.
7. a kind of organic fertilizer hydrolysis device according to claim 1, it is characterised in that：The tank body（2）Material selection is thick
Steel plate.
8. a kind of organic fertilizer hydrolysis device according to claim 1, it is characterised in that：Upper hot Jie's coil pipe（24）With under
Hot Jie's coil pipe（25）Internal heat transferring medium is conduction oil or steam.
9. a kind of organic fertilizer hydrolysis device according to claim 1, it is characterised in that：The lower part tank body（23）Height
h1With the middle part tank body（22）The relationship of diameter is d0≤h1。
10. a kind of organic fertilizer hydrolysis device according to claim 1 or 6, it is characterised in that：The tank body（2）Interior pressure
Power is 1.2 ~ 2.5MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810119613.5A CN108211994A (en) | 2018-02-07 | 2018-02-07 | A kind of organic fertilizer hydrolysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810119613.5A CN108211994A (en) | 2018-02-07 | 2018-02-07 | A kind of organic fertilizer hydrolysis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108211994A true CN108211994A (en) | 2018-06-29 |
Family
ID=62670710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810119613.5A Pending CN108211994A (en) | 2018-02-07 | 2018-02-07 | A kind of organic fertilizer hydrolysis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108211994A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808168A (en) * | 2021-03-14 | 2021-05-18 | 北京四维天拓技术有限公司 | Composite heating hydrothermal reaction device and composite heating method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU17683U1 (en) * | 2000-10-30 | 2001-04-20 | Федеральное государственное унитарное предприятие "Пермский завод им. С.М. Кирова" | SYNTHESIS REACTOR OF CONCENTRATED ACRYLAMIDE SOLUTIONS |
| CN1490271A (en) * | 2003-07-29 | 2004-04-21 | 同济大学 | Alpha-type hemihydrated gypsum producing process and apparatus thereof |
| CN103752027A (en) * | 2014-01-22 | 2014-04-30 | 南京金陵塑胶化工有限公司 | Flash tank and treatment process after production of ethylene-propylene copolymerized elastomer |
| CN207987060U (en) * | 2018-02-07 | 2018-10-19 | 北京环清环境科技有限公司 | A kind of organic fertilizer hydrolysis device |
-
2018
- 2018-02-07 CN CN201810119613.5A patent/CN108211994A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU17683U1 (en) * | 2000-10-30 | 2001-04-20 | Федеральное государственное унитарное предприятие "Пермский завод им. С.М. Кирова" | SYNTHESIS REACTOR OF CONCENTRATED ACRYLAMIDE SOLUTIONS |
| CN1490271A (en) * | 2003-07-29 | 2004-04-21 | 同济大学 | Alpha-type hemihydrated gypsum producing process and apparatus thereof |
| CN103752027A (en) * | 2014-01-22 | 2014-04-30 | 南京金陵塑胶化工有限公司 | Flash tank and treatment process after production of ethylene-propylene copolymerized elastomer |
| CN207987060U (en) * | 2018-02-07 | 2018-10-19 | 北京环清环境科技有限公司 | A kind of organic fertilizer hydrolysis device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808168A (en) * | 2021-03-14 | 2021-05-18 | 北京四维天拓技术有限公司 | Composite heating hydrothermal reaction device and composite heating method thereof |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180629 |
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