CN109437117A - A kind of process and device of low temperature continuous sulfur melting - Google Patents
A kind of process and device of low temperature continuous sulfur melting Download PDFInfo
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- CN109437117A CN109437117A CN201811414968.3A CN201811414968A CN109437117A CN 109437117 A CN109437117 A CN 109437117A CN 201811414968 A CN201811414968 A CN 201811414968A CN 109437117 A CN109437117 A CN 109437117A
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- sulphur
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/027—Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses or sulfur containing ores; Purification of the recovered sulfur
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/0221—Melting
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/0232—Purification, e.g. degassing
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The present invention relates to technical field of desulfurization, and in particular to a kind of process and device of low temperature continuous sulfur melting.Kettle is purified including delivery pump, molten sulphur device and sulphur；By being connected at the top of connecting tube one and molten sulphur device, molten sulphur device bottom is purified by connecting tube two with sulphur to be connected delivery pump in the middle part of kettle, purifies kettle top portion with sulphur by connecting tube three in the middle part of molten sulphur device and is connected；The molten sulphur device includes heat exchanging segment and bringing-up section, and heat exchanging segment is located above bringing-up section, and spiral coil is equipped with below heat exchanging segment, is equipped with end socket below spiral coil.Taper coil pipe improves heat exchange efficiency, and it is small that outlet clear liquid carries sulphur foam volume secretly；Solves the adverse effect that molten sulphur device heating quantity of steam is lagged by factors such as inlet amount, feed sulfur consistency of foam by changing heating regulative mode；Sulphur is set and purifies kettle, separates sulphur further with sulphur slag, improves product sulfur purity.The present invention has many advantages, such as that low energy consumption, small, the molten sulphur of outlet clear liquid entrainment sulphur foam volume is with high purity.
Description
Technical field
The present invention relates to technical field of desulfurization, and in particular to a kind of process and device of low temperature continuous sulfur melting.
Background technique
Currently, making raw material production molten sulfur with the sulphur foam generated in sweetening process has various processing methods.It is relatively advanced
, representative processing unit (plant) it is as follows: disclosed application No. is CN201010192711.5 and " molten sulfur produced by sulphur foam
Method and apparatus " sulphur foam is sent by molten sulphur device by delivery pump, after the heat exchanging segment pre-heating temperature elevation of upper part, in
The settling section sedimentation separation in portion is doctor solution and concentration sulphur cream, and high temperature desulfurizing liquid returns to desulphurization system after heat exchange cooling upwards,
It is discharged after the heated formation molten sulfur of concentration sulphur cream isolated.The process operation temperatures are low, improve molten sulphur efficiency, energy consumption
Few, duration of service is long.
But it there is the following problem in production practice: first is that since molten sulphur device heating quantity of steam is by inlet amount, feed sulfur
The factors such as consistency of foam influence, and there are certain hysteresis qualitys with the temperature signal of detection, cause outlet clear liquid temperature still higher,
Steam consumption quantity is big, and it is big that outlet clear liquid carries sulphur foam volume secretly；Second is that due in molten sulphur device the sulfur melting time it is short, sulphur is pressed from both sides with it
The impurity of band does not separate, and causes outlet sulfur purity low.Such as in molten sulphur device increase sulfur melting purify the time, separation it is miscellaneous
Matter returns to desulphurization system with molten sulphur clear liquid, has an adverse effect to desulphurization system.
Summary of the invention
Technical problem to be solved by the invention is to provide the processes and device of a kind of low temperature continuous sulfur melting.It can be into
One step reduces production operation temperature, reduces molten sulphur energy consumption, reduces outlet clear liquid band sulphur foam volume, improves sulfur purity.
To achieve the above object, the present invention is implemented with the following technical solutions:
Sulphur foam from desulphurization system is pumped into molten sulphur device by conveying by a kind of process of low temperature continuous sulfur melting
In, after heat exchange, sedimentation, heating, isolated clear liquid by discharge at the top of molten sulphur device, the sulphur of heating melting by molten sulphur device bottom into
Enter sulphur purification kettle, by sulphur purification bottom portion sulfur discharging valve discharge after the heated purification of sulphur, melts the sulphur slag of sulphur purification by sulphur
The discharge of kettle middle and upper part slag-drip opening is purified, is specifically comprised the following steps:
Step 1: the sulphur foam from desulphurization system is delivered to the heat exchanging segment of molten sulphur device through connecting tube one by delivery pump
In；Pressure in molten sulphur device adjusts valve regulation by melting the doctor solution at the top of sulphur device on doctor solution output channel, and pressure control exists
Not less than 0.2MPa；The clear liquid temperature being discharged at the top of molten sulphur device is 50 DEG C~70 DEG C；
Step 2: passing through the cold fluid runner of heat exchanger into the sulphur foam of heat exchanging segment in a manner of forced convertion, with
Enter in the cone-type spiral coil pipe below heat exchanging segment afterwards, in cone-type spiral coil pipe further and after the heat exchange of the clear liquid of return, into
Enter in the end socket below cone-type spiral coil pipe；
Step 3: clear liquid returns out from the zigzag gap in end socket bottom, and the sulphur cream of concentration enters the bringing-up section of lower section；
Step 4: bringing-up section is by one indirect steam heating of steam input pipe road, and the condensed water of heating is by condensed water discharge pipe
Road one is discharged；
The temperature control of heat exchange pars infrasegmentalis is at 65 DEG C~85 DEG C, and temperature is greater than 85 DEG C, the steam on steam input pipe road one
Adjustable valve one closes entirely, when temperature is less than 65 DEG C, one standard-sized sheet of steam adjustable valve；Within the scope of 65 DEG C~85 DEG C, work as temperature
When being reduced by high point, in steam adjustable valve one aperture regulation to 100%~50% range, when temperature rises by low spot
Gao Shi, steam adjustable valve one are adjusted within the scope of aperture to 0%-50%；
Step 5: the sulphur of bringing-up section melting is delivered in the middle part of sulphur purification kettle by connecting tube two, and sulphur purifies kettle by steaming
The condensed water of two indirect steam heating of vapour input channel, heating is discharged by condensed water discharge pipe road two；
Step 6: sulphur is further separated with sulphur slag heating and melting in sulphur purification kettle, and the sulphur of purification is by bottom
Sulfur discharging valve discharge, sulphur slag is discharged by the residual cake valve at middle part, or is discharged by sulfur discharging valve.
A kind of process equipment therefor of low temperature continuous sulfur melting, including delivery pump, molten sulphur device and sulphur purify kettle；Conveying
By being connected at the top of connecting tube one and molten sulphur device, molten sulphur device bottom is purified by connecting tube two with sulphur to be connected pump in the middle part of kettle, melts
Kettle top portion is purified with sulphur by connecting tube three in the middle part of sulphur device to be connected；
The molten sulphur device includes heat exchanging segment and bringing-up section, and heat exchanging segment is located above bringing-up section, and spiral is equipped with below heat exchanging segment
Coil pipe, spiral coil lower section are equipped with end socket.
Doctor solution output channel is equipped at the top of the molten sulphur device, doctor solution output channel is equipped with doctor solution regulating valve, takes off
Sulphur liquid regulating valve is connected with pressure detecting element.
The spiral coil is cone-type spiral coil pipe, and end socket is spherical or oval half end socket, is equipped with sawtooth below end socket
Shape gap.
The bringing-up section is equipped with steam input pipe road one, and steam input pipe road one is equipped with steam adjustable valve one, steam
Adjustable valve is connected by pipeline with heat exchanging segment bottom, and pipeline is equipped with temperature detecting element.
The heating pars infrasegmentalis is equipped with condensed water discharge pipe road one, and it is hydrophobic that condensed water discharge pipe road one is equipped with bringing-up section
Device.
The connecting tube two is equipped with check-valves one, and connecting tube three is equipped with check-valves two.
Sulphur purification bottom portion is equipped with condensed water discharge pipe road two, and condensed water discharge pipe road two is equipped with steam trap.
Sulphur purification kettle top portion is equipped with steam input pipe road two, and steam input pipe road two is equipped with steam control valve
Two；Sulphur purifies kettle middle and upper part and is equipped with scum pipe, and scum pipe is equipped with residual cake valve, and sulphur purifies bottom portion and is equipped with sulphur discharging tube, puts
Sulphur pipe is equipped with sulfur discharging valve.
Compared with prior art, the beneficial effects of the present invention are:
The present invention is arranged taper coil pipe and improves heat exchange efficiency, and it is small that outlet clear liquid carries sulphur foam volume secretly；It is heated by changing
Regulative mode solves the adverse effect that molten sulphur device heating quantity of steam is lagged by factors such as inlet amount, feed sulfur consistency of foam；
Sulphur is set and purifies kettle, separates sulphur further with sulphur slag, improves product sulfur purity.The present invention is with low energy consumption, outlet
Clear liquid carries the advantages that small, the molten sulphur of sulphur foam volume is with high purity secretly.
Detailed description of the invention
Fig. 1 is 1 structural representation of the embodiment of the present invention and process principle figure；
Fig. 2 is 2 structural representation of the embodiment of the present invention and process principle figure.
In figure: 1- delivery pump 2- melts sulphur device 3- heat exchanging segment 4- cone-type spiral coil pipe 5- end socket 6- bringing-up section 7- steam
One 8- zigzag gap 9- temperature detecting element 10- doctor solution regulating valve 11- pressure detecting element 12- of adjustable valve adds
Two 14- steam control valve of hot arc steam trap 13- connecting tube, two three 17- check-valves of 15- steam trap 16- connecting tube, two 18-
Sulphur purifies kettle 19- residual cake valve 20- sulfur discharging valve 21- check-valves one
Specific embodiment
The invention discloses the processes and device of a kind of low temperature continuous sulfur melting.Those skilled in the art can use for reference this
Literary content, is suitably modified realization of process parameters.In particular, it should be pointed out that all similar substitutions and modifications are to art technology
It is it will be apparent that they are considered as being included in the present invention for personnel.Method and application of the invention has passed through preferably
Embodiment is described, related personnel obviously can not depart from the content of present invention, in spirit and scope to side as described herein
Method and application are modified or appropriate changes and combinations, carry out implementation and application the technology of the present invention.
Embodiment 1:
1 pair of a specific embodiment of the invention further illustrates with reference to the accompanying drawing:
As shown in Figure 1, a kind of low temperature continuous sulfur melting device, including delivery pump 1, molten sulphur device 2 purify kettle 18 with sulphur.Molten sulphur
Device 2 is an integral structure with sulphur purification kettle 18.
By being connected at the top of connecting tube one and molten sulphur device 2, molten sulphur device 2 is inserted into sulphur by connecting tube 2 13 and mentions delivery pump 1
Pure 18 middle part of kettle is melted by being connected at the top of connecting tube 3 16 and sulphur purification kettle 18 in the middle part of sulphur device 2, and connecting tube 3 16 is equipped with only
Return valve 2 17.
Doctor solution output channel is equipped at the top of molten sulphur device 2, doctor solution output channel is equipped with doctor solution regulating valve 10, desulfurization
Liquid regulating valve 10 is connected with pressure detecting element 11.
Molten sulphur device 2 includes heat exchanging segment 3 and bringing-up section 6, and the main component of heat exchanging segment 3 is spiral heat exchanger or tubular type
Heat exchanger.Heat exchanging segment 3 is located at 6 top of bringing-up section.Cone-type spiral coil pipe 4 is equipped with below heat exchanging segment 3, under cone-type spiral coil pipe 4
Side is equipped with spherical or oval half end socket 5, is equipped with zigzag gap 8 below end socket.
Bringing-up section 6 is equipped with steam input pipe road one, and steam input pipe road one is equipped with steam adjustable valve 1, quantity of steam
Regulating valve 1 is connected by pipeline with 3 bottom of heat exchanging segment, and pipeline is equipped with temperature detecting element 9.
6 lower part of bringing-up section is equipped with condensed water discharge pipe road one, and condensed water discharge pipe road one is equipped with bringing-up section steam trap 12.
Sulphur purifies bottom portion and is equipped with condensed water discharge pipe road two, and condensed water discharge pipe road two is equipped with steam trap 15.
Sulphur purifies and is equipped with steam input pipe road two at the top of kettle 18, and steam input pipe road two is equipped with steam control valve two
14.Sulphur purifies kettle middle and upper part and is equipped with scum pipe, and scum pipe is equipped with residual cake valve 19, and sulphur purifies bottom portion and is equipped with sulphur discharging tube,
Sulphur discharging tube is equipped with sulfur discharging valve 20.
Embodiment 2:
2 pairs of a specific embodiment of the invention further illustrate with reference to the accompanying drawing:
As shown in Fig. 2, a kind of low temperature continuous sulfur melting device, including delivery pump 1, molten sulphur device 2 purify kettle 18 with sulphur.Molten sulphur
Device 2 and sulphur purification kettle 18 are split type structure.
Delivery pump 1 melts sulphur device 2 and is purified by connecting tube 2 13 and sulphur by being connected at the top of connecting tube one and molten sulphur device 2
It is connected in the middle part of kettle 18, is purified by connecting tube 3 16 with sulphur in the middle part of molten sulphur device 2 and be connected at the top of kettle 18.Connecting tube 2 13 is equipped with
Check-valves 1, connecting tube 3 16 are equipped with check-valves 2 17.Sulphur, which purifies the material in kettle 18, can enter molten sulphur device 2, melt
Material in sulphur device 2 not can enter sulphur purification kettle 18.Other principles are same as Example 1.
Doctor solution output channel is equipped at the top of molten sulphur device 2, doctor solution output channel is equipped with doctor solution regulating valve 10, desulfurization
Liquid regulating valve 10 is connected with pressure detecting element 11.
Molten sulphur device 2 includes heat exchanging segment 3 and bringing-up section 6, and the main component of heat exchanging segment 3 is spiral heat exchanger or tubular type
Heat exchanger.Heat exchanging segment 3 is located at 6 top of bringing-up section.Cone-type spiral coil pipe 4 is equipped with below heat exchanging segment 3, under cone-type spiral coil pipe 4
Side is equipped with spherical or oval half end socket 5, is equipped with zigzag gap 8 below end socket.
Bringing-up section 6 is equipped with steam input pipe road one, and steam input pipe road one is equipped with steam adjustable valve 1, quantity of steam
Regulating valve 1 is connected by pipeline with 3 bottom of heat exchanging segment, and pipeline is equipped with temperature detecting element 9.
6 lower part of bringing-up section is equipped with condensed water discharge pipe road one, and condensed water discharge pipe road one is equipped with bringing-up section steam trap 12.
Sulphur purifies bottom portion and is equipped with condensed water discharge pipe road two, and condensed water discharge pipe road two is equipped with steam trap 15.
Sulphur purifies and is equipped with steam input pipe road two at the top of kettle 18, and steam input pipe road two is equipped with steam control valve two
14.Sulphur purifies kettle middle and upper part and is equipped with scum pipe, and scum pipe is equipped with residual cake valve 19, and sulphur purifies bottom portion and is equipped with sulphur discharging tube,
Sulphur discharging tube is equipped with sulfur discharging valve 20.
As shown in Figure 1 and Figure 2, a kind of process of low temperature continuous sulfur melting, sulphur foam are sent into molten sulphur device 2 by delivery pump 1
In, after heat exchange, sedimentation, heating, isolated clear liquid at the top of molten sulphur device 2 by being discharged, and the sulphur of heating melting is by melting 2 bottom of sulphur device
Kettle 18 is purified into sulphur, is discharged after the heated purification of sulphur by sulphur purification 18 bottom sulfur discharging valve 20 of kettle, melts the sulphur of sulphur purification
Slag is discharged by sulphur purification 18 middle and upper part residual cake valve 19 of kettle, is specifically comprised the following steps:
Step 1: the sulphur foam from desulphurization system is delivered to the heat exchange of molten sulphur device 2 through connecting tube one by delivery pump 1
In section 3；Pressure in molten sulphur device 2 is adjusted by the doctor solution regulating valve 10 melted on 2 top doctor solution output channel of sulphur device, pressure
Control is being not less than 0.2MPa；The clear liquid temperature being discharged at the top of molten sulphur device 2 is 50 DEG C~70 DEG C.
Step 2: passing through the cold fluid runner of heat exchanger into the sulphur foam of heat exchanging segment 3 in a manner of forced convertion, with
Enter in the cone-type spiral coil pipe 4 of 3 lower section of heat exchanging segment afterwards, in cone-type spiral coil pipe 4 further and after the heat exchange of the clear liquid of return,
Into in the end socket 5 of 4 lower section of cone-type spiral coil pipe；
Step 3: clear liquid returns out from the zigzag gap 8 in 5 bottom of end socket, and the sulphur cream of concentration enters the bringing-up section of lower section
6；
Step 4: bringing-up section 6 is by one indirect steam heating of steam input pipe road, and the condensed water of heating is by condensed water discharge pipe
Road one is discharged；
The temperature control of 6 lower part of heat exchanging segment is at 65 DEG C~85 DEG C, and temperature is greater than 85 DEG C, the steam on steam input pipe road one
Adjustable valve 1 closes entirely, when temperature is less than 65 DEG C, one 7 standard-sized sheet of steam adjustable valve；Within the scope of 65 DEG C~85 DEG C, work as temperature
When degree is reduced by high point, in steam adjustable valve one 7 aperture regulation to 100%~50% range, when temperature is opened by low spot
When beginning to increase, steam adjustable valve 1 is adjusted within the scope of aperture to 0%-50%；
Step 5: the sulphur that bringing-up section 6 melts is delivered to 18 middle part of sulphur purification kettle by connecting tube 2 13, and sulphur purifies kettle
By two indirect steam heating of steam input pipe road, the condensed water of heating is discharged by condensed water discharge pipe road two；
Step 6: sulphur is further separated with sulphur slag heating and melting in sulphur purification kettle 18, and the sulphur of purification is by bottom
Sulfur discharging valve 20 be discharged, sulphur slag is discharged by the residual cake valve 19 at middle part, or is discharged by sulfur discharging valve 20.
The present invention melts sulphur equipment setting cone-type spiral coil pipe 4 and improves heat exchange efficiency, and it is small that outlet clear liquid carries sulphur foam volume secretly；
It is stagnant by factors such as inlet amount, feed sulfur consistency of foam to solve the molten heating of sulphur device 2 quantity of steam by change heating regulative mode
Adverse effect afterwards；Sulphur is set and purifies kettle 18, separates sulphur further with sulphur slag, improves product sulfur purity.The present invention
Have many advantages, such as that low energy consumption, small, the molten sulphur of outlet clear liquid entrainment sulphur foam volume is with high purity.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of process of low temperature continuous sulfur melting, which is characterized in that pump the sulphur foam from desulphurization system by conveying
Enter in molten sulphur device, after heat exchange, sedimentation, heating, isolated clear liquid is by discharge at the top of molten sulphur device, and the sulphur of heating melting is by melting sulphur
Device bottom enters sulphur purification kettle, by sulphur purification bottom portion sulfur discharging valve discharge after the heated purification of sulphur, melts the sulphur of sulphur purification
Slag is specifically comprised the following steps: by sulphur purification kettle middle and upper part slag-drip opening discharge
Step 1: the sulphur foam from desulphurization system is delivered in the heat exchanging segment of molten sulphur device by delivery pump through connecting tube one；
Pressure in molten sulphur device adjusts valve regulation by melting the doctor solution at the top of sulphur device on doctor solution output channel, and pressure is controlled not small
In 0.2MPa；The clear liquid temperature being discharged at the top of molten sulphur device is 50 DEG C~70 DEG C；
Step 2: pass through the cold fluid runner of heat exchanger in a manner of forced convertion into the sulphur foam of heat exchanging segment, with laggard
Enter in the cone-type spiral coil pipe below heat exchanging segment, in cone-type spiral coil pipe further and after the heat exchange of the clear liquid of return, into cone
In end socket below shape spiral coil；
Step 3: clear liquid returns out from the zigzag gap in end socket bottom, and the sulphur cream of concentration enters the bringing-up section of lower section；
Step 4: bringing-up section is by one indirect steam heating of steam input pipe road, and the condensed water of heating is by condensed water discharge pipe road one
Discharge；
The temperature control of heat exchange pars infrasegmentalis is at 65 DEG C~85 DEG C, and temperature is greater than 85 DEG C, the quantity of steam tune on steam input pipe road one
Valve one is saved to close entirely, when temperature is less than 65 DEG C, one standard-sized sheet of steam adjustable valve；Within the scope of 65 DEG C~85 DEG C, when temperature is by height
When point starts to reduce, in steam adjustable valve one aperture regulation to 100%~50% range, when temperature is increased by low spot
When, steam adjustable valve one is adjusted within the scope of aperture to 0%-50%；
Step 5: the sulphur of bringing-up section melting is delivered in the middle part of sulphur purification kettle by connecting tube two, and it is defeated by steam that sulphur purifies kettle
Enter two indirect steam heating of pipeline, the condensed water of heating is discharged by condensed water discharge pipe road two；
Step 6: sulphur is further separated with sulphur slag heating and melting in sulphur purification kettle, and the sulphur of purification puts sulphur by bottom
Valve discharge, sulphur slag is discharged by the residual cake valve at middle part, or is discharged by sulfur discharging valve.
2. a kind of process equipment therefor of low temperature continuous sulfur melting described in claim 1, which is characterized in that including conveying
Pump, molten sulphur device and sulphur purify kettle；For delivery pump by being connected at the top of connecting tube one and molten sulphur device, molten sulphur device bottom passes through connecting tube
Two are connected with sulphur purification kettle middle part, purify kettle top portion with sulphur by connecting tube three in the middle part of molten sulphur device and are connected；
The molten sulphur device includes heat exchanging segment and bringing-up section, and heat exchanging segment is located above bringing-up section, and spiral coil is equipped with below heat exchanging segment,
End socket is equipped with below spiral coil.
3. the process equipment therefor of low temperature continuous sulfur melting according to claim 2, which is characterized in that the helical disk
Pipe is cone-type spiral coil pipe, and end socket is spherical or oval half end socket, is equipped with zigzag gap below end socket.
4. the process equipment therefor of low temperature continuous sulfur melting according to claim 2, which is characterized in that the connecting tube
Two are equipped with check-valves one, and connecting tube three is equipped with check-valves two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811414968.3A CN109437117B (en) | 2018-11-26 | 2018-11-26 | Process method and device for continuously melting sulfur at low temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811414968.3A CN109437117B (en) | 2018-11-26 | 2018-11-26 | Process method and device for continuously melting sulfur at low temperature |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109437117A true CN109437117A (en) | 2019-03-08 |
| CN109437117B CN109437117B (en) | 2023-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811414968.3A Active CN109437117B (en) | 2018-11-26 | 2018-11-26 | Process method and device for continuously melting sulfur at low temperature |
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| CN (1) | CN109437117B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158808A (en) * | 2020-11-06 | 2021-01-01 | 江苏康茂环保工程有限公司 | Device for continuously separating sulfur, desulfurization waste liquid and coal powder |
| CN113003541A (en) * | 2021-03-04 | 2021-06-22 | 贵州微化科技有限公司 | Novel quick sulfur melting tank system |
| CN114105104A (en) * | 2021-12-27 | 2022-03-01 | 扬州康龙环保工程有限公司 | Coking sulfur purification device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158808A (en) * | 2020-11-06 | 2021-01-01 | 江苏康茂环保工程有限公司 | Device for continuously separating sulfur, desulfurization waste liquid and coal powder |
| CN113003541A (en) * | 2021-03-04 | 2021-06-22 | 贵州微化科技有限公司 | Novel quick sulfur melting tank system |
| CN114105104A (en) * | 2021-12-27 | 2022-03-01 | 扬州康龙环保工程有限公司 | Coking sulfur purification device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109437117B (en) | 2023-07-18 |
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