CN102285646A - Heat tube type sulfur melting slot and special heat tube thereof - Google Patents
Heat tube type sulfur melting slot and special heat tube thereof Download PDFInfo
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- CN102285646A CN102285646A CN2011101634693A CN201110163469A CN102285646A CN 102285646 A CN102285646 A CN 102285646A CN 2011101634693 A CN2011101634693 A CN 2011101634693A CN 201110163469 A CN201110163469 A CN 201110163469A CN 102285646 A CN102285646 A CN 102285646A
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Abstract
The invention discloses a heat tube type sulfur melting tank and a special heat tube thereof. The heat tube type sulfur melting slot comprises a jacketed sulfur melting tank and a matched tank cover; the tank cover has a stirrer and a sulfur feeding opening; the sulfur melting tank comprises a platform section and a cylindrical section, which is the opening end of the sulfur melting tank, at a large-caliber end; a plurality of heat tubes are arranged on the wall of the sulfur tank, and each heat tube is connected with the two walls of the jacket of the sulfur melting tank in a sealed and fixed manner; the condensing sections of the heat tubes form included angles with a horizontal plane; the lower part of the platform section has at least one condensed water outlet; the upper part of the cylindrical section has a molten sulfur outlet; and the upper end part of the jacket of the sulfur melting tank has a plurality of vapor inlets formed at intervals.
Description
Technical field
The present invention relates to quick sulfur melting groove of a kind of heat pipe-type and special-purpose heat pipe thereof.
Background technology
The present main heat transfer element of molten sulphur device is a coiled pipe, mainly is made of coiled pipe and agitator.Its ingress design steam temperature is 169 ℃, and the molten sulfur viscosity between 158 ℃～169 ℃ sharply becomes greatly, and viscosity is skyrocketed by 0.006745Pas and is 16.9670Pas, and heat transfer coefficient is less; Conduct heat in the coiled pipe because of saturation steam flow and condensation causes resistance drop very big, the tube wall temperature gradient of whole coiled pipe heat exchange is bigger, very little again near the temperature difference of 140 ℃ of molten sulfur temperature in the interchanger of one section of coiled pipe outlet and the container, rate of heat transfer is just very little; Real heat transfer has only intermediary sub-fraction pipeline section preferably, causes overall heat transfer coefficient less.The heat that enters coil heat exchanger is big, but it is big inadequately effectively to transmit heat.On the other hand, the pipe in the coil heat exchanger is longer, and weld is more, its life-span is depended on the quality of each weld and coiled pipe, and annual parking maintenance difficulty is big, and be 8 years general life, lacked work-ing life with regard to because physical abuse perforation gas leakage was lost efficacy in actual about 1 year.
The viscosity with temperature of Molten sulphur changes the character that a uniqueness is arranged: after sulphur was fused into liquid state from solid, temperature raise again, was raised to 155 ℃ from 115.206 ℃, and its viscosity drops to 0.00650Pas by 0.01260Pas.But from 155 ℃ of past again risings, its viscosity does not reduce, and slowly rises on the contrary; Viscosity is 0.006745Pas during to 158 ℃, heats up later on from 158 ℃ again, and the viscosity of molten sulfur skyrockets suddenly, is 2.6680Pas during to 160 ℃, is 16.9670Pas during to 165 ℃, and 165 ℃ of viscosity is 2515 times of 158 ℃ of viscosity.155 ℃ of first flex point lowest orders of viscosity.As Fig. 4 and Fig. 5.
Therefore, being necessary to research and develop a kind of a large amount of heats and high heat pipe of heat-transfer intensity of can transferring out substitutes coiled pipe and is used for fast fast thawing sulphur.
Summary of the invention
The purpose of this invention is to provide quick sulfur melting groove of a kind of heat pipe-type and special-purpose heat pipe thereof.
A kind of heat pipe provided by the invention comprises thermotube shell and is located at the porose end socket and the blank head at the two ends of this thermotube shell respectively; The material of described heat pipe is a carbon steel; Working medium is three distilled water in the described heat pipe; Pressure in the described heat pipe is 6620Pa～7778Pa.
In the above-mentioned heat pipe, the amount of described three distilled water can be described heat pipe volumetrical 20%-30%.
In the above-mentioned heat pipe, it is to draw according to the molten sulfur characteristic that viscosity with temperature changes between 115 ℃～158 ℃ that the material of described heat pipe and its use the selection of working medium; The material of described heat pipe and its use the consistency of working medium to guarantee that the life-span of described heat pipe was at least 15 years.
The quality of described heat pipe satisfies following requirement simultaneously: (1) described heat pipe outer wall not damaged and defective, and described porose end socket and blank head quality are good; (2) start-up point is detected: described heat pipe 1/3 height location in the Water Tank with Temp.-controlled of temperature≤60 ℃, is kept a close eye on the upper end temperature with infrared thermometer, abrupt temp point is arranged, this temperature is qualified heat pipe at 38 ℃～42 ℃; (3) isothermal detects: put downward 1000mm place with infrared thermometer at 100mm place, distance upper end with apart from this, it is qualified that distance between two points 1m temperature is less than 1 ℃.
The invention provides the making method of above-mentioned heat pipe, comprise the steps:
(1) on lathe, cuts carbon steel pipe and car system bevel for welding;
(2) on lathe, process end socket with round steel, porose end socket and blank head quantity half and half;
(3) be 2kgf/cm with gauge pressure
2The steam flushing pipe in greasy dirt and impurity 2min;
(4) welding end socket;
(5) three distilled water of perfusion, the groundwater increment of described three distilled water is the volumetrical 20%-30% of described heat pipe;
(6) be that 6620Pa～7778Pa gets final product with the thermal exhaust substitution method with the pressure-controlling in the described heat pipe.
In the above-mentioned making method, described thermal exhaust substitution method comprises the steps: the described heat pipe of described three distilled water of perfusion is placed tank, and it is the length of three distilled water of perfusion of described heat pipe that described heat pipe places the length of the water of described tank; Pour into three times distilled water from described porose end socket to described heat pipe then, its groundwater increment is the 5%-10% of the height of three distilled water in the described heat pipe; Place the part waterborne of described tank again with the roasting described heat pipe of two 1# gas welding spray guns, when treating purplish red, about 700 ℃ of heat pipe, have steam to discharge in the air from the little of end socket, behind the heating 5min, treat in the aperture that steam gradually hour, with the electrical pads weldering, extremely promptly gets described heat pipe with the end socket weldering.
The invention provides the quick sulfur melting groove of a kind of heat pipe-type and comprise jacketed type sulfur melting groove and groove with matching lid; Described groove covers and is provided with agitator, sulphur adds inlet and steam outlet; Described sulfur melting groove comprises the stage body section and the column body segment of the heavy caliber end of described stage body section is set that described column body segment is the opening end of described sulfur melting groove; The wall of described sulfur melting groove is provided with some heat pipes, is provided with spacing between the described some heat pipes; Two walls of the chuck of every described heat pipe and described sulfur melting groove are and are sealedly and fixedly connected; Described some heat pipes are located between intravital part in described chamber and the horizontal plane and are provided with angle, and the part that described some heat pipes are located in the described chuck is vertical with the table top of described stage body section with the cylinder of described column body segment; Be provided with spacing between the stirring rake of described some heat pipes and described agitator; The length that every heat pipe is located in the chuck of described sulfur melting groove is 1.0 with the ratio of being located at the intravital length in chamber of described sulfur melting groove: (2.0-5.0); The bottom of described stage body section is provided with at least one condensation-water drain; The top of described column body segment is provided with the molten sulfur outlet; The end of the chuck of described sulfur melting groove is provided with several steam-ins, is equally spaced between several described steam-ins.
In the quick sulfur melting groove of above-mentioned heat pipe-type, described agitator is located at the center of described groove lid; Described agitator comprises 4 layers of vertical stirring rake; Spacing between the described stirring rake equates; Described agitator plays a part key to the rate of heat transfer of the pump circulation transmission of heat by convection between molten sulfur and the described heat pipe cell body, and after the diameter of described sulfur melting groove was determined, the stirring Reynolds index of described agitator will be tried one's best greatly, promptly
In the quick sulfur melting groove of above-mentioned heat pipe-type, described stage body section is a Rotary-table, and described column body segment is a right cylinder.
In the quick sulfur melting groove of above-mentioned heat pipe-type, the spacing of being located between the some described heat pipes on the described column body segment equates; The spacing of being located between the some described heat pipes on the described stage body section equates; The spacing of being located between the some described heat pipes of bottom of described sulfur melting groove equates.
In the quick sulfur melting groove of above-mentioned heat pipe-type, the end of the chuck of described sulfur melting groove is provided with 6 equally distributed steam-ins of the circumferential direction along described sulfur melting groove; The bottom of described stage body section is provided with the condensation-water drain of two symmetrical distributions, is used for the discharge of water of condensation.
In the quick sulfur melting groove of above-mentioned heat pipe-type, be located at the intravital part in chamber and horizontal plane angle at 45 of sulfur melting groove of the described some heat pipes of described column body segment; The outer morph line of being located at the described some heat pipes of described stage body section and described stage body section at an angle of 90; Be located at the described some heat pipes of bottom of described sulfur melting groove and horizontal plane at an angle of 90, can increase heat transfer area and chuck intensity.
In the quick sulfur melting groove of above-mentioned heat pipe-type, the bottom of described sulfur melting groove is provided with the clean-up port, discharges molten sulfur when being used for described cell body place under repair; The bottom of described sulfur melting groove is provided with wash water valve, is used for regularly discharging sulphur slag and rock ballast and the foreign material that produce, and guarantees long-time running, does not overhaul and clears up; Described column body segment is provided with manhole, and when being used for the described cell body of scheduled maintenance, the serviceman enters described cell body chuck from described manhole.
The present invention also provides the using method of the quick sulfur melting groove of above-mentioned heat pipe-type, comprises the steps: to enter to the saturated vapor of 158 ℃ of absolute pressure 0.6MPa, temperature in the chuck of described sulfur melting groove from described steam inlet; Start described agitator simultaneously; Described saturation steam carries out condensation in the chuck of described sulfur melting groove, three distilled water in the then described heat pipe undergo phase transition the sulphur that heat transferred is to be heated, thereby obtain molten sulfur.
The quick sulfur melting groove of heat pipe-type provided by the invention adopts adopting heat pipes for heat transfer, and the heat transfer tube side is short, and the pipe surface temperature gradient is very little, and rate of heat transfer obviously improves, and makes the consumptive material of heat pipe simultaneously and can save 50%～75% under the identical heat of transmission; And every heat pipe all is an independently heat transfer element, and wherein one can not cause big influence to whole cell body when damaging, so can extend to work-ing life more than 15 years, need not keep in repair.The molten sulphur device of the hot device of heat pipe provided by the invention is saved steel, and the heat-transfer intensity height is convenient to cleaning, and maintenance capacity does not have or seldom, long service life.
Description of drawings
Fig. 1 is the sectional view of the heat pipe in the quick sulfur melting groove of the heat pipe-type of the embodiment of the invention 1.
Fig. 2 is the front view of the quick sulfur melting groove of heat pipe-type of the embodiment of the invention 1.
Fig. 3 is the vertical view of the quick sulfur melting groove of heat pipe-type of the embodiment of the invention 1.
Fig. 4 is 0 ℃～160 ℃ molten sulfur viscosity-temperature characteristicss.
Fig. 5 is 150 ℃～350 ℃ molten sulfur viscosity-temperature characteristicss.
Each mark is as follows among the figure: 1 porose end socket, 2 blank heads, 3 thermotube shell, 4 steam-ins, 5 heat pipes, 6 chucks, 7 condensation-water drains, 8 clean-up ports, 9 wash water valves, 10 supports, 11 manholes, the outlet of 12 molten sulfurs, 13 agitators, 14 grooves lid, 15 shell portions, 16 Rotary-table sections, 17 sulphur add inlet, 18 steam outlets.
Embodiment
The present invention will be further described below in conjunction with embodiment, but the present invention is not limited to following examples.
Embodiment 1, heat pipe
Heat pipe 5 provided by the invention comprises thermotube shell 3 and is located at porose end socket 1 and blank head 2 at the two ends of this thermotube shell 3 respectively; The material of heat pipe 5 is a carbon steel; Working medium is three distilled water in the heat pipe 5; Pressure in the heat pipe 5 is 6620Pa～7778Pa.
Above-mentioned heat pipe is made as follows:
(1) on lathe, cuts carbon steel pipe and car system bevel for welding;
(2) on lathe, process end socket with round steel, porose end socket 1 and blank head 2 quantity half and half;
(3) be 2kgf/cm with gauge pressure
2The steam flushing pipe in greasy dirt and impurity 2min;
(4) welding end socket;
(5) inject three times distilled water from porose end socket 1 to heat pipe 5, the amount of three distilled water is heat pipe 5 volumetrical 25%;
(6) utilize the exhaust substitution method that the pressure-controlling in the heat pipe 5 is 6620Pa-7778Pa, then with described porose end socket sealing; Wherein, the concrete steps of exhaust substitution method are: the described heat pipe that will pour into described three distilled water places tank, it is the influx height of three distilled water of working medium of heat pipe that heat pipe 5 places the length of the water of tank, to heat pipe 5, pour into three times distilled water from porose end socket 1 then, its groundwater increment be three distilled water in the heat pipe 5 height 5%; The roasting described heat pipe of two 1# gas weldings of 3 usefulness spray gun places the part waterborne of described tank again, when treating purplish red, about 700 ℃ of heat pipe, has steam to discharge in the air from the little of end socket, behind the heating 5min, treat in the aperture that steam gradually hour, with the electrical pads weldering, extremely promptly gets described heat pipe 5 with the end socket weldering.
Embodiment 2, the quick sulfur melting groove of heat pipe-type
The groove lid 14 that the quick sulfur melting groove of heat pipe-type provided by the invention comprises the jacketed type sulfur melting groove and matches with this sulfur melting groove, the center of groove lid 14 is provided with agitator 13, and this agitator 13 comprises 4 layers of vertical stirring rake, uniform distribution between the stirring rake; Also be provided with sulphur on the groove lid 14 and add inlet 17 and steam outlet 18; The bottom of sulfur melting groove is provided with clean-up port 8 and wash water valve 9, blowdown when clean-up port 8 is used for this groove inner housing and heat pipe place under repair, and wash water valve 9 is used for regularly discharging the sulphur slag that produces; Sulfur melting groove comprises Rotary-table section 16 and is located at the shell portion 15 of the heavy caliber end of this Rotary-table section 16 that the wall of sulfur melting groove is provided with some heat pipes 5, is provided with spacing between the some heat pipes 5; Two walls of every heat pipe 5 and chuck 6 are and are sealedly and fixedly connected; The length of being located in the chuck 6 of every heat pipe 5 is 1.0: 5.0 with the ratio of being located at the intravital length in chamber of sulfur melting groove; Be provided with spacing between the stirring rake 13 of some heat pipes 5 and agitator; Be located at intravital part in chamber and horizontal plane angle all at 45 that spacing between the some heat pipes 5 on the shell portion 15 equates and be located at sulfur melting groove, be used to increase heat transfer area and working medium is back to evaporator section, be located at some heat pipes 5 on the shell portion 15 be located in the chuck 6 part and cylindrical surface at an angle of 90, be used for enhancing heat transfer and chuck is subjected to force intensity; Be located at that spacing between the some heat pipes 5 on the Rotary-table section 16 equates and with round table surface all at an angle of 90, be used for enhancing heat transfer and centrum chuck intensity; Be located at that spacing between the some heat pipes 5 on the bottom of sulfur melting groove equates and with horizontal plane all at an angle of 90, be used to increase heat transfer area and increase chuck intensity; Heat pipe 5 evaporator sections in the chuck 6 and cylinder are at an angle of 90; The end of chuck 6 is provided with 6 equally distributed steam-ins 4 of the circumferential direction along sulfur melting groove, is used for input saturation steam (being thermal source) in chuck 6; The bottom of Rotary-table section 16 is provided with two symmetric condensation-water drains 7, is used to discharge water of condensation; The bottom of shell portion 15 is provided with manhole 11, and when being used for the scheduled maintenance cell body, the serviceman enters this sulfur melting groove chuck from manhole 11; The top of shell portion 15 is provided with molten sulfur outlet 12, and molten sulfur flows out from this molten sulfur outlet 12 delivers to the molten sulfur filter.
In the above-mentioned sulfur melting groove, the ratio of being located at length and the intravital length in chamber of being located at sulfur melting groove in the chuck 6 in every heat pipe 5 can be 1: regulate in the scope (2.0-5.0); The radical of heat pipe 5 can be regulated as required; Angle between heat pipe 5 and the horizontal plane can be regulated in 15 °-45; Distance between the heat pipe 5 can be regulated according to actual needs; Heat pipe evaporator section is different with the condensation segment length ratio, and the working medium filling weight is also different in the heat pipe.
The sulfur melting groove of embodiment 3, use embodiment 2 melts sulphur
The saturated vapor of 158 ℃ of absolute pressure 0.6MPa, temperature is entered in the chuck 6 from steam-in 4, condensation in chuck 6, condensing temperature is 158 ℃, during condensation the latent heat of vaporization of saturation steam is passed to the outer wall of heat pipe 5 evaporator sections; The outer wall of heat pipe 5 evaporator sections is passed to heat three distilled water of working medium in the heat pipe 5 again; Three distilled water of working medium are boiling heat transfers under the near vacuum state in the heat pipe 5, and heat transfer coefficient is 10
4～10
5W/m
2. ℃, when the start-up temperature point of heat pipe 5 was 40 ℃, the absolute pressure in the heat pipe 5 was 0.07520kgf/cm
2, the boiling point of three distilled water of working medium is 40 ℃, and the latent heat of vaporization is 574.7kcal/kg; Three distilled water of working medium pass to condensation segment (promptly by being located at the intravital heat pipe section in chamber that chuck 6 interior heat pipe section reach sulfur melting groove) with heat by evaporator section; Saturation steam condensation on condensation segment pipe (being the intravital heat pipe section in chamber of sulfur melting groove) wall of condensation segment (promptly being located at the heat pipe section in the chuck 6) is conducted tube wall to heat pipe 5 with heat; By the tube wall of heat pipe 5 heat is passed to the cold fluid molten sulfur of outside again; The tube wall of molten sulfur and heat pipe 5 carries out the pump circulation transmission of heat by convection under the whipping force of agitator 13 drives.
In the above-mentioned molten sulphur process, the water of condensation of evaporator section (promptly being located at the heat pipe section in the chuck 6) is discharged from condensation-water drain 7, send boiler feed after the water of condensation withdrawing can recovery by the sulfur melting groove outside, enter waste heat boiler again, send generator after the saturation steam that waste heat boiler produces is overheated, after the superheated steam generation, after the back pressure steam of absolute pressure 0.6MPa advances humidifier, the saturated steam that temperature is 158 ℃ enters this fast fast thawing sulphur sulfur melting groove again, finishes the circulation of a heat energy utilization.
Claims (10)
1. heat pipe comprises thermotube shell and is located at the porose end socket and the blank head at the two ends of this thermotube shell respectively; It is characterized in that: the material of described heat pipe is a carbon steel; Working medium is three distilled water in the described heat pipe; Pressure in the described heat pipe is 6620Pa～7778Pa.
2. heat pipe according to claim 1 is characterized in that: the amount of described three distilled water is described heat pipe volumetrical 20%-30%.
3. the making method of claim 1 or 2 described heat pipes comprises the steps:
(1) on lathe, cuts carbon steel pipe and car system bevel for welding;
(2) on lathe, process end socket with round steel, porose end socket and blank head quantity half and half;
(3) be 2kgf/cm with gauge pressure
2The steam flushing pipe in greasy dirt and impurity 2min;
(4) welding end socket;
(5) three distilled water of perfusion, the groundwater increment of described three distilled water is the volumetrical 20%-30% of described heat pipe;
(6) be that 6620Pa～7778Pa gets final product with the thermal exhaust substitution method with the pressure-controlling in the described heat pipe.
4. method according to claim 3, it is characterized in that: described thermal exhaust substitution method comprises the steps: the described heat pipe of described three distilled water of perfusion is placed tank, and it is the length of three distilled water of perfusion of described heat pipe that described heat pipe places the length of the water of described tank; Pour into three times distilled water from described porose end socket to described heat pipe then, its groundwater increment is the 5%-10% of the height of three distilled water in the described heat pipe; Heat the part to 700 waterborne ℃ that described heat pipe places described tank, heat after 5 minutes, the porose end socket weldering of described heat pipe is extremely promptly got described heat pipe.
5. quick sulfur melting groove of heat pipe-type is characterized in that: the quick sulfur melting groove of described heat pipe-type comprises jacketed type sulfur melting groove and groove with matching lid; Described groove covers and is provided with agitator and sulphur adds inlet; Described sulfur melting groove comprises the stage body section and is located at the column body segment of the heavy caliber end of described stage body section that described column body segment is the opening end of described sulfur melting groove; The wall of described sulfur melting groove is provided with some claims 1 or 2 described heat pipes, is provided with spacing between the described some heat pipes; Two walls of the chuck of every described heat pipe and described sulfur melting groove are and are sealedly and fixedly connected; Described some heat pipes are located between intravital part in described chamber and the horizontal plane and are provided with angle, and the part that described some heat pipes are located in the described chuck is vertical with the table top of described stage body section with the cylinder of described column body segment; Be provided with spacing between the stirring rake of described some heat pipes and described agitator; The length that every described heat pipe is located in the chuck of described sulfur melting groove is 1 with the ratio of being located at the intravital length in chamber of described sulfur melting groove: (2.0-5.0); The bottom of described stage body section is provided with at least one condensation-water drain; The top of described column body segment is provided with the molten sulfur outlet; The upper end of the chuck of described sulfur melting groove is provided with several steam-ins, is provided with spacing between described several steam-ins.
6. the quick sulfur melting groove of heat pipe-type according to claim 5 is characterized in that: described agitator comprises 4 layers of vertical stirring rake; Spacing between the described stirring rake equates; Described agitator is located at the center of described groove lid.
7. according to claim 5 or the quick sulfur melting groove of 6 described heat pipe-types, it is characterized in that: described stage body section is a Rotary-table, and described column body segment is a right cylinder; The spacing of being located between the some described heat pipes on the described column body segment equates; The spacing of being located between the some described heat pipes on the described stage body section equates; The spacing of being located between the some described heat pipes of bottom of described sulfur melting groove equates.
8. according to the quick sulfur melting groove of arbitrary described heat pipe-type among the claim 5-7, it is characterized in that: the end of the chuck of described sulfur melting groove is provided with 6 equally distributed steam-ins of the circumferential direction along described sulfur melting groove; The bottom of described stage body section is provided with the condensation-water drain of two symmetrical distributions; The bottom of described sulfur melting groove is provided with clean-up port and wash water valve; Described column body segment is provided with manhole.
9. according to the quick sulfur melting groove of arbitrary described heat pipe-type among the claim 5-8, it is characterized in that: the intravital part in chamber and horizontal plane angle at 45 of sulfur melting groove of being located at the described some heat pipes of described column body segment; The outer morph line of being located at the described some heat pipes of described stage body section and described stage body section at an angle of 90; Be located at the described some heat pipes of bottom of described sulfur melting groove and horizontal plane at an angle of 90.
10. the using method of the quick sulfur melting groove of arbitrary described heat pipe-type among the claim 5-9 comprises the steps: to enter to the saturated vapor of 155 ℃-158 ℃ of absolute pressure 0.6MPa, temperature in the chuck of described sulfur melting groove from described steam inlet; Start described agitator simultaneously; Described saturation steam carries out condensation in the chuck of described sulfur melting groove, three distilled water in the then described heat pipe undergo phase transition the sulphur that heat transferred is to be heated, thereby obtain molten sulfur.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110163469 CN102285646B (en) | 2011-06-17 | 2011-06-17 | Heat tube type sulfur melting slot and special heat tube thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110163469 CN102285646B (en) | 2011-06-17 | 2011-06-17 | Heat tube type sulfur melting slot and special heat tube thereof |
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| CN102285646A true CN102285646A (en) | 2011-12-21 |
| CN102285646B CN102285646B (en) | 2013-08-21 |
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| CN 201110163469 Active CN102285646B (en) | 2011-06-17 | 2011-06-17 | Heat tube type sulfur melting slot and special heat tube thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104250181A (en) * | 2013-06-28 | 2014-12-31 | 深圳市芭田生态工程股份有限公司 | Sulfur coated urea production equipment |
| CN105174261A (en) * | 2015-08-26 | 2015-12-23 | 张贯彪 | Energy-saving and environmental-friendly sulfur melter |
| CN106890600A (en) * | 2017-03-15 | 2017-06-27 | 中国恩菲工程技术有限公司 | Molten sulphur device |
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| CN1053119A (en) * | 1991-02-13 | 1991-07-17 | 天津大学 | Metal composite mesh on two surfaces intensify heat transfer pipe and heat transfer plate |
| CN1062032A (en) * | 1990-12-05 | 1992-06-17 | 丹东市风机厂 | Water steel heat pipe and manufacture method |
| CA2555722A1 (en) * | 2003-12-30 | 2004-03-25 | Richard C. Ellithorpe | In situ sulphur remelter |
| CN200949047Y (en) * | 2006-08-31 | 2007-09-19 | 山西兰花科技创业股份有限公司 | Sulfur melting still |
| CN101638223A (en) * | 2009-08-27 | 2010-02-03 | 成志福 | Water diversion sulfur melting method |
| CN101798066A (en) * | 2010-04-15 | 2010-08-11 | 江西恒兴源化工有限公司 | Method for preparing nano insoluble sulphur |
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2011
- 2011-06-17 CN CN 201110163469 patent/CN102285646B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062032A (en) * | 1990-12-05 | 1992-06-17 | 丹东市风机厂 | Water steel heat pipe and manufacture method |
| CN1053119A (en) * | 1991-02-13 | 1991-07-17 | 天津大学 | Metal composite mesh on two surfaces intensify heat transfer pipe and heat transfer plate |
| CA2555722A1 (en) * | 2003-12-30 | 2004-03-25 | Richard C. Ellithorpe | In situ sulphur remelter |
| CN200949047Y (en) * | 2006-08-31 | 2007-09-19 | 山西兰花科技创业股份有限公司 | Sulfur melting still |
| CN101638223A (en) * | 2009-08-27 | 2010-02-03 | 成志福 | Water diversion sulfur melting method |
| CN101798066A (en) * | 2010-04-15 | 2010-08-11 | 江西恒兴源化工有限公司 | Method for preparing nano insoluble sulphur |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104250181A (en) * | 2013-06-28 | 2014-12-31 | 深圳市芭田生态工程股份有限公司 | Sulfur coated urea production equipment |
| CN105174261A (en) * | 2015-08-26 | 2015-12-23 | 张贯彪 | Energy-saving and environmental-friendly sulfur melter |
| CN106890600A (en) * | 2017-03-15 | 2017-06-27 | 中国恩菲工程技术有限公司 | Molten sulphur device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102285646B (en) | 2013-08-21 |
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