CN201258723Y - Fixed form steam-filling boiler with 30t/h evaporation - Google Patents
Fixed form steam-filling boiler with 30t/h evaporation Download PDFInfo
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- CN201258723Y CN201258723Y CNU2008201803341U CN200820180334U CN201258723Y CN 201258723 Y CN201258723 Y CN 201258723Y CN U2008201803341 U CNU2008201803341 U CN U2008201803341U CN 200820180334 U CN200820180334 U CN 200820180334U CN 201258723 Y CN201258723 Y CN 201258723Y
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Abstract
The utility model relates to a fixed steam injection boiler with the evaporation capacity of 30 tons per hour. A radiation-section pipe bundle is arranged in a radiation-section boiler body, and consists of a plurality of boiler pipes which are connected in sequence from the head part to the tail part through elbows; a convection-section boiler body is in a square box shape and is made by welding steel plates; a convection-section pipe bundle is arranged in a convection-section boiler body and consists of four rows of light pipes and a plurality of rows of fin pipes, which are connected in a reciprocating way through elbows to form a single-return pipe bundle; two adjacent fin pipes are arranged alternatively; a water supplying pre-heater is arranged outside the radiation-section boiler body; the water supplying pre-heater, the convection-section pipe bundle and the radiation-section pipe bundle are connected through pipelines; and a boiler lining with the insulation function is coated on the inner wall of the radiation-section boiler body and is formed by compounding six layers of insulation materials. Because the radiation-section pipe bundle and the convection-section pipe bundle are both the single-return pipe bundles and the boiler lining of the radiation section adopts the wholly novel structure, the heat loss is decreased; the weight of the equipment is reduced; and the rated evaporation capacity is significantly increased to reach 30 tons per hour.
Description
Technical field
The utility model relates to petroleum industry heating exploitation equipment, particularly injection boiler.
Background technology
Injection boiler is the nucleus equipment of oil-field thick-oil exploitation, and it is to utilize the high steam that is produced to inject oil well, and the crude oil in the heating oil reservoir increases the flowability of viscous crude to reduce the viscosity of viscous crude, thereby improves the recovery ratio of deep-well viscous crude.The subject matter that existing subcritical pressure pouring boiler furnace exists is: can only reach 22.5 tons/hour, can't reach 30 tons/hour, reason is: the shape and structure of each section of boiler furnace is not realized distributing rationally, tube bank layout redundancy is not compact, the pipeline complexity, volume is big, vapor transfer thermodynamic loss on the way is big, the thermal efficiency is low, and rated capacity is little, and boiler radiant section furnace lining adopts the heat insulating material of heavy, weight is big, thickness is big, and heat insulation effect is poor, further improves rated capacity thereby limited it.
The utility model content
For addressing the above problem, it is 30 tons/hour stationary type steam injecting boiler that the purpose of this utility model provides a kind of evaporation capacity, the radiant section tube bank is all adopted single backhaul tube bank with the convection section tube bank, the radiant section furnace lining has adopted brand-new structure, reduced thermal loss, alleviated weight of equipment, rated capacity significantly improves, and can reach 30t/h.
For achieving the above object, the utility model is by the following technical solutions:
A kind of evaporation capacity is 30 tons/hour a stationary type steam injecting boiler, comprise radiant section body of heater, changeover portion body of heater, convection section body of heater, feed water preheater, steam-water separator, high-pressure plunger pump, burner, the radiant section body of heater is horizontal drum, the convection section body of heater is vertical square chest shape, the changeover portion body of heater is the semicircular cylinder shape, the changeover portion body of heater is arranged between radiant section body of heater and the convection section body of heater, burner is arranged on the arrival end of radiant section body of heater, the port of export of convection section body of heater is connected with chimney, it is characterized in that:
Be furnished with the radiant section tube bank in the radiant section body of heater, the radiant section tube bank is made up of many boiler tubes, these boiler tubes are along radiant section body of heater inwall lateral arrangement, two adjacent boiler tubes connect successively by the elbow head and the tail, constitute snakelike circuitous single backhaul tube bank, the convection section body of heater is the square chest shape, be welded by steel plate, be furnished with the convection section tube bank in the convection section body of heater, the convection section tube bank is the single backhaul tube bank that back and forth is formed by connecting by elbow by four row's light pipes and many row's finned tubes, light pipe is arranged in the entrance of convection section body of heater, and finned tube is arranged in the top of light pipe, interlaced arrangement between two adjacent row's finned tubes; Feed water preheater is installed in the outside of radiant section body of heater, the shell side inlet of feed water preheater is communicated with feed pipe, high-pressure plunger pump is installed on the feed pipe, the shell side outlet of feed water preheater is communicated with the inlet of convection section tube bank by a pipeline, the outlet of convection section tube bank is communicated with the tube side inlet of feed water preheater by No. two pipelines, the tube side outlet of feed water preheater is communicated with the inlet of radiant section tube bank by No. three pipelines, the outlet of radiant section tube bank is communicated with the inlet of steam-water separator by No. four pipelines, and the outlet of steam-water separator is communicated with steam discharge pipe; The inwall of radiant section body of heater has been laid with the furnace lining of insulation effect, furnace lining is composited by six layers of heat insulating material, ecto-entad is followed successively by first floor, the second layer, the 3rd layer, the 4th layer, layer 5, layer 6, wherein first, second layer heat insulating material is the plain edition alumina silicate fibre blanket, the 3rd, the 4th layer of heat insulating material is the standard type alumina silicate fibre blanket, the 5th, the layer 6 heat insulating material is high-purity type alumina silicate fibre blanket, the thickness of above-mentioned each layer heat insulating material is 40mm, the inwall of first floor heat insulating material and radiant section body of heater bonds together by high-temperature-resistant adhesive, the fissure of displacement is arranged between adjacent each layer heat insulating material, and bond together by high-temperature-resistant adhesive, the 4th, be provided with stainless steel lacing wire net between the layer 5 heat insulating material, the compartment of terrain, the outside of this stainless steel lacing wire net is provided with many stainless steel anchor rods, the inner of every stainless steel anchor rod has hook, it is online that hook is welded on the stainless steel lacing wire, the outer end of stainless steel anchor rod runs through the described the 4th, the 3rd, second, inwall with the radiant section body of heater behind the first floor heat insulating material welds together, be provided with many stainless steel bolts the clear width of stainless steel lacing wire net, the outer end of every stainless steel bolt and stainless steel lacing wire net weld together, the inner of every stainless steel bolt runs through the described the 5th, fastening behind the layer 6 heat insulating material with ceramic caps, be laid with the far-infrared reflection dope layer at the inner surface of layer 6 heat insulating material.
The diameter of every boiler tube of described formation radiant section tube bank is 102mm, and the distance between the die of every boiler tube and the far-infrared reflection dope layer is between 50-60mm, and the distance between the die of two adjacent boiler tubes is 178mm.
The utility model has following positive beneficial effect:
The shell of radiant section body of heater is a cylindrical shape, is welded by steel plate, and the furnace lining of its inwall is made up of multilayer insulant, and body of heater external surface average temperature is less than 60 ℃ when normally moving.For the one side that makes radiant section tube bank back of the body fire also can be heated well, on the heat insulating material of furnace lining innermost layer, laid the far-infrared reflection dope layer, and boiler tube has been arranged on the position of best absorptive thermal radiation.Boiler tube forms a cover steam circulation along horizontal snakelike the arranging of radiant section body of heater inwall, is promoted by a plunger displacement pump.
The convection section tube bank is made up of light pipe and finned tube, the smoke inlet end arranged light pipe as the temperature buffer pipe to reduce the cigarette temperature, be the length that reduces convection section, remainder has adopted finned tube, so both improve the heat absorption of convection section tube bank, can dwindle 2/3 volume again.Has compact conformation, flameholding, thermal efficiency height, advantage such as flue gas resistance is little.
Adopt the sleeve pipe form to carry out interchange of heat to water-to-water heat exchanger, it is mainly used to improve the inlet temperature of convection section, makes inlet water temperature be higher than the dewpoint temperature of flue gas, thereby avoids water vapour in the flue gas to condense on the convection section finned tube and cause the cold end corrosion of pipe.
Furnace lining adopts the alumina silicate fibre composite construction, compare with traditional heat-insulating material, it has following advantage: low unit weight: the alumina silicate fibre blanket furnace lining is lighter more than 75% than traditional heat insulating tile furnace lining, can alleviate the boiler steel structure load greatly, prolongs body of heater application life.In light weight, the thin thickness of entire fibre lining is easily realized furnace binding lightness, maximization, helps improving rated capacity.
Low heat capacity: the heat capacity of alumina silicate fibre blanket only is 1/9 of schamotte brick, and low heat capacity means that the heat of kiln absorption in back and forth operating is few, and what heat up simultaneously speeds up.Significantly reduced the energy consumption in the furnace temperature operation control, especially the heating furnace to the discontinuous operation can play obvious energy-saving effect.
Low heat conductivity: the alumina silicate fibre blanket coefficient of thermal conductivity is little, is about 1/8 of schamotte brick, and insulation effect is remarkable.The structure of the staggered tiling of alumina silicate fibre blanket makes the injection boiler hull-skin temperature be reduced to 55 ℃ ± 5 ℃, and the injection boiler hull-skin temperature that adopts other insulation construction at present is all more than 80 ℃.
Anti-mechanical shock: tapetum fibrosum or felt have flexibility and elasticity, and cracky not, make anchor rod with the stainless steel of high-temperature resistant anti-corrosive, are welded on the inboard wall of furnace body.Density can be adjusted as required, with the fixing last one deck of the good ceramic cap of high-temperature-resistant and anti-corrosion, insulation effect, makes it to stablize, firmly and have the extremely strong anti-vibration resistance of jolting, and furnace lining integral body is hit when road transport or is subjected to vibrate and also can not damage.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is the structural representation of radiant section body of heater among Fig. 1.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the B partial enlarged drawing of Fig. 3.
Fig. 5 is the structural representation of convection section body of heater among Fig. 1.
Fig. 6 is the lateral view of Fig. 5.
Fig. 7 is the steam pipeline flow chart of injection boiler of the present utility model.
The specific embodiment
Number in the figure
1 first floor heat insulating material, 2 second layer heat insulating materials
The 4th layer of heat insulating material of 3 the 3rd layers of heat insulating material 4
5 layer 5 heat insulating materials, 6 layer 6 heat insulating materials
7 radiant section bodies of heater, 8 feed water preheaters, 9 convection section bodies of heater
10 changeover portion bodies of heater, 11 stainless steel lacing wire nets, 12 stainless steel anchor rods
13 hooks, 14 stainless steel bolts, 15 ceramic caps
The tube bank of 16 far-infrared reflection dope layers, 17 radiant sections
18 high-pressure plunger pumps, 19 convection sections are restrained 20 burners
21 inlets, 22 outlets, 23 light pipes, 24 finned tubes
25 chimneys, 26 steam-water separators
27 furnace linings, 28 feed pipes, 29 elbows
32 No. two pipelines of No. 31 pipelines of 30 steam discharge pipes
34 No. four pipelines of 33 No. three pipelines, 35 inlets
36 outlets, 37 boiler tubes
Please refer to Fig. 1, Fig. 2, Fig. 3, the utility model is that a kind of evaporation capacity is 30 tons/hour a stationary type steam injecting boiler, comprise radiant section body of heater 7, changeover portion body of heater 10, convection section body of heater 9, feed water preheater 8, steam-water separator 26, high-pressure plunger pump 18, burner 20, radiant section body of heater 7 is horizontal drum, convection section body of heater 9 is vertical square chest shape, changeover portion body of heater 10 is the semicircular cylinder shape, changeover portion body of heater 10 is arranged between radiant section body of heater 7 and the convection section body of heater 9, burner 20 is arranged on the arrival end of radiant section body of heater 7, the port of export of convection section body of heater is connected with chimney 25, it is characterized in that:
Please refer to Fig. 1, Fig. 5, Fig. 6, radiant section body of heater 7 is a cylindrical shape, be welded by steel plate, be furnished with radiant section tube bank 17 in the radiant section body of heater 7, radiant section tube bank 17 is made up of many boiler tubes 37, these boiler tubes 37 are along radiant section body of heater 7 inwall lateral arrangement, adjacent two boiler tubes 37 connect successively by the elbow head and the tail, constitute snakelike circuitous single backhaul tube bank, convection section body of heater 9 is the square chest shape, be welded by steel plate, be furnished with convection section tube bank 19 in the convection section body of heater 9, convection section tube bank 19 is the single backhaul tube banks that back and forth are formed by connecting by elbow 29 by four row's light pipes 23 and many row's finned tubes 24, and light pipe 23 is arranged in the entrance of convection section body of heater 9, finned tube 24 is arranged in the top of light pipe 23, interlaced arrangement between two adjacent row's finned tubes 24.
Please refer to Fig. 7, burner 20 is installed in the front portion of radiant section body of heater 7, feed water preheater 8 is installed in the outside of radiant section body of heater 7, the shell side of feed water preheater 8 inlet 804 is communicated with feed pipe 28, high-pressure plunger pump 18 is installed on the feed pipe 28, the shell side outlet 801 of feed water preheater 8 is communicated with the inlet 21 of convection section tube bank 19 by a pipeline 31, the outlet 22 of convection section tube bank 19 is communicated with the tube side inlet 802 of feed water preheater 8 by No. two pipelines 32, the tube side outlet 803 of feed water preheater 8 is communicated with the inlet 171 of radiant section tube bank 17 by No. three pipelines 33, the outlet 172 of radiant section tube bank 17 is communicated with the inlet 35 of steam-water separator 26 by No. four pipelines 34, and the outlet 36 of steam-water separator 26 is communicated with steam discharge pipe 30;
Radiant section body of heater inwall has been laid with the furnace lining 27 of insulation effect, furnace lining 27 is composited by six layers of heat insulating material, ecto-entad is followed successively by first floor, the second layer, the 3rd layer, the 4th layer, layer 5, layer 6, wherein first, second layer heat insulating material 1,2 is the plain edition alumina silicate fibre blanket, the 3rd, the 4th layer of heat insulating material 3,4 is the standard type alumina silicate fibre blanket, the 5th, layer 6 heat insulating material 5,6 is high-purity type alumina silicate fibre blanket, the thickness of above-mentioned each layer heat insulating material is 40mm, this thickness had both helped insulation, can not make furnace lining overweight again, bond together by high-temperature-resistant adhesive between adjacent each layer heat insulating material, first floor heat insulating material 1 bonds together by high-temperature-resistant adhesive with the inwall of radiant section body of heater, the prescription of high-temperature-resistant adhesive is a prior art, so this paper is no longer given unnecessary details.
Please refer to Fig. 4, between the 4th layer of heat insulating material 4 and layer 5 heat insulating material 5, be provided with stainless steel lacing wire net 11, the compartment of terrain, the outside of stainless steel lacing wire net 11 is provided with many stainless steel anchor rods 12, the inner of every stainless steel anchor rod 12 has hook 13, hook 13 is welded on the stainless steel lacing wire net 11, the outer end of stainless steel anchor rod 12 runs through the 4th, the 3rd, second, first floor heat insulating material 4,3,2,1 back welds together with the inwall of radiant section body of heater 7, be provided with many stainless steel bolts 14 clear width of stainless steel lacing wire net 11, the outer end of every stainless steel bolt 14 and stainless steel lacing wire net 11 weld together, and the inner of every stainless steel bolt 14 runs through the 5th, layer 6 heat insulating material 5,6 backs are fastening with ceramic caps 15.
The above-mentioned this bonding fixed form that combines with anchoring can be born the mechanical shock in the long-distance transport process, is convenient to transportation.This fixed form also has a benefit, the outside of stainless steel lacing wire net is the huyashi-chuuka (cold chinese-style noodles) of furnace lining, and the inboard of stainless steel lacing wire net is the hot side of furnace lining, and the stainless steel anchor rod of huyashi-chuuka (cold chinese-style noodles) welding does not directly contact with the flue gas of hot side, prevent the heat bridge generation effectively, thereby obtained the excellent insulating effect; The stainless steel bolt of hot side does not directly contact with the furnace body outer wall steel plate, and fastening with ceramic caps, guarantees the fastness of furnace lining integral body.
First floor heat insulating material 1 is arranged with second layer heat insulating material 2 fissure of displacement; Fissure of displacement spacing is greater than 100mm.
Second layer heat insulating material 2 and the 3rd layer of heat insulating material 3 fissure of displacement are arranged; Fissure of displacement spacing is greater than 100mm.
The 3rd layer of heat insulating material 3 and the 4th layer of heat insulating material 4 fissure of displacement are arranged; Fissure of displacement spacing is greater than 100mm.
The 4th layer of heat insulating material 4 arranged with layer 5 heat insulating material 5 fissure of displacement; Fissure of displacement spacing is greater than 100mm.
Adopt the fissure of displacement to arrange between the adjacent two-layer heat insulating material, avoided the appearance of straight-through seam, also overcome the straight-through seam that alumina silicate fibre blanket causes because of contraction, so structural integrity is good, radiation loss is little.Above structure Design has effectively been avoided occurring because of the deadweight of alumina silicate fibre blanket and the contraction under the high temperature make the anchoring piece position that anchoring piece that straight-through seam causes damages and heat is lost.Furnace lining adopts the alumina silicate fibre blanket tiling structure of different temperature resistant grades, effectively utilizes the furnace lining rule that temperature reduces gradually on thickness direction, has reduced the cost of furnace lining.
Alumina silicate fibre blanket belongs to the heat insulating material of porous, and when being in malleation in the body of heater, the heat transfer type of furnace lining is except heat transmission by conductivity, and forced convection also becomes main heat transfer type.High-temperature-resistant adhesive can avoid producing forced convection, therefore can obtain better heat insulation effect.Alumina silicate fibre blanket has high-thermosensitive, is convenient to automation control.Control system is made up of PLC+ Industrial Personal Computer (IPC)+touch-screen, has increased secondary meter, and signal is introduced the computer system of operation room, and operating personnel just can observe the operation of control boiler in operating room.
Six layers of alumina silicate fibre blanket that heat insulating material all is a prior art forming furnace lining, be divided into Three Estate, the alumina silicate fibre blanket of this Three Estate has clear and definite national standard, and operative norm is GB/T16400-2003, and the component of the alumina silicate fibre blanket of this Three Estate can be represented with following table:
| Model | Al 2O 3 | Al 2O 3+SiO 2 | Na 2O+K 2O | Fe 2O 3 |
| Plain edition | ≥45 | ≥96 | ≤0.5 | ≤1.2 |
| Standard type | ≥47 | ≥98 | ≤0.4 | ≤0.3 |
| High-purity type | ≥53 | ≥99 | ≤0.4 | ≤0.3 |
The inner surface of layer 6 heat insulating material 6 is laid with far-infrared reflection dope layer 16, and it has two effects, and the one, furnace lining inner surface thermal radiation capability is increased greatly, thereby the temperature in the burner hearth is significantly improved.The 2nd, at high temperature give off the extremely strong far infrared wave of penetration power, the heat of far infrared wave just in time heats the one side of the back of the body fire of radiant section tube bank 17, the i.e. wall-cooling surface of boiler tube 37.The one side of waring oneself in front of a fire of radiant section tube bank 17 is by the flame heat of burner, and heat simultaneously at positive, the back side, makes boiler tube 37 integral body be heated evenly, and reduces heat time heating time, energy conservation, the application life of prolongation boiler tube 37.
The size of the RADIATION ANGLE COEFFICIENT of far-infrared reflection dope layer 16 directly influences the area that boiler tube 37 is accepted radiation, it with the relative pipe of boiler tube 37 apart from the relative distance e/d of the tube pitch far-infrared reflection dope layer of s/d (the s-pipe is apart from the d-diameter) and boiler tube 37 relevant (e-boiler tube center is to the distance of far-infrared reflection dope layer), in order to utilize the heat of far-infrared reflection to greatest extent, during enforcement, the diameter that constitutes the every boiler tube 37 of radiant section tube bank 17 is 102mm, distance between the die of every boiler tube 37 and the far-infrared reflection dope layer 16 is between 50-60mm, with 55mm is good, and the distance between two adjacent boiler tubes 37 is 178mm.Be s=178mm, d=102mm, e=55mm.After satisfying above-mentioned condition, boiler tube 37 one side of burner flame dorsad can obtain sufficient far-infrared thermal radiation, and heat simultaneously at front, the back side of boiler tube 37, make boiler tube 37 integral body be heated evenly, reduce heat time heating time, energy conservation, the application life of prolongation boiler tube 37.
Claims (2)
1. an evaporation capacity is 30 tons/hour a stationary type steam injecting boiler, comprise radiant section body of heater, changeover portion body of heater, convection section body of heater, feed water preheater, steam-water separator, high-pressure plunger pump, burner, the radiant section body of heater is horizontal drum, the convection section body of heater is vertical square chest shape, the changeover portion body of heater is the semicircular cylinder shape, the changeover portion body of heater is arranged between radiant section body of heater and the convection section body of heater, burner is arranged on the arrival end of radiant section body of heater, the port of export of convection section body of heater is connected with chimney, it is characterized in that:
Be furnished with the radiant section tube bank in the radiant section body of heater, the radiant section tube bank is made up of many boiler tubes, these boiler tubes are along radiant section body of heater inwall lateral arrangement, two adjacent boiler tubes connect successively by the elbow head and the tail, constitute snakelike circuitous single backhaul tube bank, the convection section body of heater is the square chest shape, be welded by steel plate, be furnished with the convection section tube bank in the convection section body of heater, the convection section tube bank is the single backhaul tube bank that back and forth is formed by connecting by elbow by four row's light pipes and many row's finned tubes, light pipe is arranged in the entrance of convection section body of heater, and finned tube is arranged in the top of light pipe, interlaced arrangement between two adjacent row's finned tubes; Feed water preheater is installed in the outside of radiant section body of heater, the shell side inlet of feed water preheater is communicated with feed pipe, high-pressure plunger pump is installed on the feed pipe, the shell side outlet of feed water preheater is communicated with the inlet of convection section tube bank by a pipeline, the outlet of convection section tube bank is communicated with the tube side inlet of feed water preheater by No. two pipelines, the tube side outlet of feed water preheater is communicated with the inlet of radiant section tube bank by No. three pipelines, the outlet of radiant section tube bank is communicated with the inlet of steam-water separator by No. four pipelines, and the outlet of steam-water separator is communicated with steam discharge pipe; The inwall of radiant section body of heater has been laid with the furnace lining of insulation effect, furnace lining is composited by six layers of heat insulating material, ecto-entad is followed successively by first floor, the second layer, the 3rd layer, the 4th layer, layer 5, layer 6, wherein first, second layer heat insulating material is the plain edition alumina silicate fibre blanket, the 3rd, the 4th layer of heat insulating material is the standard type alumina silicate fibre blanket, the 5th, the layer 6 heat insulating material is high-purity type alumina silicate fibre blanket, the thickness of above-mentioned each layer heat insulating material is 40mm, the inwall of first floor heat insulating material and radiant section body of heater bonds together by high-temperature-resistant adhesive, the fissure of displacement is arranged between adjacent each layer heat insulating material, and bond together by high-temperature-resistant adhesive, the 4th, be provided with stainless steel lacing wire net between the layer 5 heat insulating material, the compartment of terrain, the outside of this stainless steel lacing wire net is provided with many stainless steel anchor rods, the inner of every stainless steel anchor rod has hook, it is online that hook is welded on the stainless steel lacing wire, the outer end of stainless steel anchor rod runs through the described the 4th, the 3rd, second, inwall with the radiant section body of heater behind the first floor heat insulating material welds together, be provided with many stainless steel bolts the clear width of stainless steel lacing wire net, the outer end of every stainless steel bolt and stainless steel lacing wire net weld together, the inner of every stainless steel bolt runs through the described the 5th, fastening behind the layer 6 heat insulating material with ceramic caps, be laid with the far-infrared reflection dope layer at the inner surface of layer 6 heat insulating material.
2. evaporation capacity as claimed in claim 1 is 30 tons/hour a stationary type steam injecting boiler, it is characterized in that: the diameter of every boiler tube of described formation radiant section tube bank is 102mm, distance between the die of every boiler tube and the far-infrared reflection dope layer is between 50-60mm, and the distance between the die of two adjacent boiler tubes is 178mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201803341U CN201258723Y (en) | 2008-11-26 | 2008-11-26 | Fixed form steam-filling boiler with 30t/h evaporation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201803341U CN201258723Y (en) | 2008-11-26 | 2008-11-26 | Fixed form steam-filling boiler with 30t/h evaporation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201258723Y true CN201258723Y (en) | 2009-06-17 |
Family
ID=40772957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201803341U Expired - Lifetime CN201258723Y (en) | 2008-11-26 | 2008-11-26 | Fixed form steam-filling boiler with 30t/h evaporation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201258723Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234188A (en) * | 2013-05-06 | 2013-08-07 | 中国石油天然气第八建设有限公司 | Vehicle-mounted ultra-supercritical pressure boiler |
| CN103322585A (en) * | 2013-05-10 | 2013-09-25 | 中国船舶重工集团公司第七�三研究所 | Light boiler wall of steam-injection boiler for oil field |
-
2008
- 2008-11-26 CN CNU2008201803341U patent/CN201258723Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234188A (en) * | 2013-05-06 | 2013-08-07 | 中国石油天然气第八建设有限公司 | Vehicle-mounted ultra-supercritical pressure boiler |
| CN103322585A (en) * | 2013-05-10 | 2013-09-25 | 中国船舶重工集团公司第七�三研究所 | Light boiler wall of steam-injection boiler for oil field |
| CN103322585B (en) * | 2013-05-10 | 2015-10-14 | 中国船舶重工集团公司第七�三研究所 | Light boiler wall of steam-injection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090617 Effective date of abandoning: 20081126 |