CN201242163Y - Movable waste gases and waste liquid treatment vehicle - Google Patents
Movable waste gases and waste liquid treatment vehicle Download PDFInfo
- Publication number
- CN201242163Y CN201242163Y CNU200820114546XU CN200820114546U CN201242163Y CN 201242163 Y CN201242163 Y CN 201242163Y CN U200820114546X U CNU200820114546X U CN U200820114546XU CN 200820114546 U CN200820114546 U CN 200820114546U CN 201242163 Y CN201242163 Y CN 201242163Y
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- waste liquid
- combustion furnace
- spray gun
- diesel
- burner
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Abstract
The utility model relates to a mobile type discharge gas and liquid processing vehicle, which comprises a mobile vehicle bottom board and a control chamber which is installed on the front end of the bottom board, wherein a horizontal combustion furnace is arranged on the bottom board, a burner, a burning machine, a hearth temperature sensor and a tail gas chimney are arranged on the horizontal combustion furnace, the burner is respectively connected with a discharge gas input pipeline, a discharge liquid input pipeline, a purging wind pipeline, a diesel input pipeline and a primary wind pipeline, the burning machine is connected with an intermediate constant pressure tank, the intermediate constant pressure tank is respectively connected with a diesel tank and a diesel pump, a big oil volume ejection gun, a small oil volume ejection gun and a discharge liquid ejection gun are respectively arranged on the center of the front end of the burner, the big oil volume ejection gun and the small oil volume ejection gun are connected with the diesel input pipeline, the horizontal combustion furnace comprises a furnace body inner layer and a furnace body outer layer, and a plurality of vent holes are arranged on the inner layer wall. The mobile type discharge gas and liquid processing vehicle can be used to process discharge gas and liquid which are generated by rocket propellant through burning, thereby preventing pollution to environment, a whole set of devices of the utility model are installed on the mobile vehicle, the mobility is strong, and the process is in time, convenient, and rapid.
Description
Technical field
The utility model relates to a kind of waste gas and waste liquid treating apparatus, say further relate to a kind of mobility strong, treatment effect good, be subjected to region location to influence little, as can in time to handle the waste gas and waste liquid that propellant produces flexibly portable waste gas and waste liquid to handle car.
Background technology
Continuous enhancing along with China's economic strength, aerospace industry has leapt to the great powers in the world status, the emitting times of rocket is also increasing, use to propellant is also more and more, is China's liquid propellant commonly used as uns-dimethylhydrazine/dinitrogen tetroxide at present as propellant, but the waste gas and waste liquid that produces in to processes such as the transportation of propellant, chemical examination, filling, emission uses is the environmental protection difficult problem at puzzlement launching site always.Uns-dimethylhydrazine/dinitrogen tetroxide spent liquor produces link: the emptying and the cleaning of each cargo handling operation pipeline of (1) propellant, storage tank, tank car; (2) waste liquid of collection is leaked in operation accidentally; (3) before each launch mission filling, the waste liquid that the routine chemical examination process of carrying out produces.The waste liquid that these processes produce can not reuse, and abandons not only contaminated environment naturally, and staff healthy had harm.Because uns-dimethylhydrazine/dinitrogen tetroxide belongs to the big liquid propellant of conventional storable toxicity, consumption is less abroad, the small amount of exhaust gas that external launching site produces is carried out wastewater treatment after absorbing through water, and the waste liquid of generation send the hazardous chemical processing center to unify to handle.
The method of uns-dimethylhydrazine/dinitrogen tetroxide exhaust-gas treatment that state-owned three firing bases produce at present differs: wherein two base employings is fixed kerosene burning facture, its shortcoming is to take into account the waste gas that a plurality of emission periods produce, can only handle the waste gas of a launching workplace, former technology is handled with aviation kerosine and is had energy consumption height, expensive big, and is difficult for the shortcoming of purchase.Because the remote area of the firing base of China is not in most cases carried out exhaust-gas treatment owing to buying less than aviation kerosine, and waste gas directly is discharged in the air.
The waste liquid that three firing bases of present China produce in each propellant operation process is not all collected or is collected the back and owing to no feasible processing means waste liquid is toppled in the open air.
Overall planning and scholarly forecast according to China, the conventional liq propellant is used in China will be extended to the year two thousand twenty, therefore study and a kind ofly can handle uns-dimethylhydrazine waste gas/dinitrogen tetroxide, the processing method that can handle uns-dimethylhydrazine/dinitrogen tetroxide spent liquor again is necessary, consider the station laying situation at China Aerospace launching site simultaneously, be developed into the construction investment that portable treating apparatus can be saved a large amount of repeated construction.
The utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provide a kind of the waste gas and waste liquid treatment facility is installed have mobility strong onboard, treatment effect is good, be subjected to the little portable waste gas and waste liquid of regional impact to handle car.
The technical solution of the utility model is achieved in that
A kind of portable waste gas and waste liquid is handled car, comprise the control room that is arranged on the base plate on the locomotive and is installed in the base plate front end, on the described base plate horizontal combustion furnace is set, horizontal combustion furnace is fixed on above the bracing frame on the base plate, described horizontal combustion furnace head is established burner, the combustor that is used for the horizontal combustion furnace igniting is established in the head side, the fire box temperature sensor that is used to respond to the horizontal combustion furnace internal temperature is established at the horizontal combustion furnace middle part, afterbody connects by flue and is used to discharge the tail gas funnel that horizontal combustion furnace produces after to the waste gas and waste liquid burning disposal, described burner respectively with the exhaust input tube line, the waste liquid intake pipeline, the sweeping wind pipe line, the diesel oil intake pipeline connects, described burner side is connected with an airduct line, described combustor is connected with middle constant voltage jar, the constant voltage jar connects diesel oil tank respectively in the middle of described, diesel pump, described horizontal combustion furnace also is connected with the secondary air channel line, the exhaust input tube line, all installed on the sweeping wind pipe line to be used for controlling and be injected into burner waste gas, the pneumatic cut-off valve and the observation that purge the wind size are injected into waste gas in the burner, purge the Pressure gauge of wind size, be provided with magnetic valve on the diesel oil intake pipeline, Pressure gauge, be provided with magnetic valve on the waste liquid intake pipeline, liquid waste filter, the waste liquid Pressure gauge, an airduct line, be provided with orifice flowmeter on the secondary air channel line, Pressure gauge, be provided with the flue temperature sensor above the described flue, be used to observe the temperature of exhaust emissions, also have observation window on the chimney, be used for observing the burning situation of horizontal combustion furnace.
And the front end center of described burner is respectively equipped with big oil mass spray gun, little oil mass spray gun, the waste liquid spray gun, big oil mass spray gun is used for using when horizontal combustion furnace is injected big oil mass, little oil mass spray gun is used for using when horizontal combustion furnace is injected little oil mass, the waste liquid spray gun is used for injecting waste liquid to horizontal burning, described big oil mass spray gun, little oil mass spray gun connects the diesel oil intake pipeline and by being arranged on the solenoid control oil mass size on the diesel oil intake pipeline, the front end of described burner also is provided with the wind inlet one time, exhaust gas entrance, described waste line is connected with described exhaust gas entrance, described wind inlet is connected with a described airduct line, and described waste liquid spray gun is connected with described waste liquid intake pipeline.
And described tail gas funnel middle part is provided with and is used for described chimney is realized lifting, folding cylinder, when the utility model is in off working state, be upside down in the box body by cylinder control tail gas funnel active segment, so that vehicle operating or park, when the utility model is in running order, by cylinder the tail gas funnel active segment is erected, so that discharging tail gas, the middle part of described tail gas funnel is connected with the injection blower fan by the injection air pipeline, and the injection air machine can be strengthened the pump drainage to the tail gas funnel inner exhaust gas.
And described big oil mass spray gun, little oil mass spray gun be connected with diesel pump by described diesel oil intake pipeline,
And a described airduct line is connected with primary air fan, described secondary air channel line is connected with overfire air fan, described diesel pump is connected with diesel oil tank by diesel fuel filter, primary air fan is by injecting air in the airduct alignment burner, overfire air fan injects air by secondary air channel alignment horizontal combustion furnace, so that burning is more abundant.
And described horizontal combustion furnace comprises internal layer, skin, described inner layer wall is provided with several ventilating openings, the effect of ventilating opening is that the air that will be injected into by overfire air fan between the inside and outside layer at first carries out preheating, next is to guarantee to be injected in the horizontal combustion furnace equably from the different parts of horizontal combustion furnace burner hearth, realization is handled the multistage combustion of waste gas, waste liquid, make the edge amounts of residual contamination do processing in the horizontal combustion furnace thoroughly up to standard, secondary wind has also played the effect that reduces the body of heater surface temperature simultaneously.
The utility model has following beneficial effect with respect to prior art:
1, burner of the present utility model center is provided with big oil mass spray gun, little oil mass spray gun, makes it possible to control the diesel oil that is injected in the horizontal combustion furnace more neatly, has guaranteed that the waste gas and waste liquid burning is more abundant, has saved energy consumption.
2, horizontal combustion furnace of the present utility model is set to inside and outside two-layer, when secondary wind is injected between the inside and outside layer, can several apertures evenly be injected into zones of different in the horizontal combustion furnace on the inner layer wall by being arranged on, guaranteed fully mixing of air and waste gas and waste liquid, realized the multistage combustion of waste gas and waste liquid, it is more abundant to make waste gas and waste liquid handle.
3, tail gas funnel of the present utility model is provided with cylinder, can neatly tail gas funnel be fallen or uprightly, makes vehicle operating or park convenient.
4, the utility model is waste gas and waste liquid equipment to be handled in burning be integrated in the locomotive, and it is strong to have mobility, and waste gas and waste liquid is handled in time, handles the unrestricted advantage in region.
Description of drawings
Fig. 1 is that portable waste gas and waste liquid of the present utility model is handled the bassinet structure vertical view;
Fig. 2 is that portable waste gas and waste liquid of the present utility model is handled the bassinet structure side view;
Fig. 3 is that portable waste gas and waste liquid of the present utility model is handled the bassinet structure connection diagram;
Fig. 4 is that portable waste gas and waste liquid of the present utility model is handled car burner profile;
Fig. 5 is that portable waste gas and waste liquid of the present utility model is handled car burner plane figure;
Fig. 6 is that portable waste gas and waste liquid of the present utility model is handled car burner A face view;
Fig. 7 is that portable waste gas and waste liquid of the present utility model is handled car horizontal combustion furnace profile;
Fig. 8 is that portable waste gas and waste liquid of the present utility model is handled car horizontal combustion furnace plane;
Fig. 9 is that portable waste gas and waste liquid of the present utility model is handled car profile plane.
The figure number explanation:
1, base plate, 2, the control room, 3, horizontal combustion furnace, 4, burner, 5, combustor, 6, the fire box temperature sensor, 7, tail gas funnel, 8, the exhaust input tube line, 9, the waste liquid intake pipeline, 10, the sweeping wind pipe line, 11, the diesel oil intake pipeline, 12, an airduct line, 13, middle constant voltage jar, 14, diesel oil tank, 15, diesel pump, 16, the secondary air channel line, 17, cylinder, 18, the injection air pipeline, 19, the injection blower fan, 20, the body of heater skin, 21, the body of heater internal layer, 22, ventilating opening, 23, secondary wind inlet, 24, primary air fan, 25, overfire air fan, 26, diesel fuel filter, 27, the flue temperature sensor, 29, big oil mass spray gun, 30, little oil mass spray gun, 31, the waste liquid spray gun, 32, a wind inlet, 33, exhaust gas entrance, 34, flue, 35, the flue active segment.
The specific embodiment
For can being known, one of ordinary skill in the art understands the technical solution of the utility model, existing in conjunction with the accompanying drawings to the further explanation at large of specific embodiment of the utility model do:
Portable waste gas and waste liquid of the present utility model is handled car, as Fig. 1, comprise the base plate 1 that is arranged on the locomotive and be arranged on the control room 2 of base plate 1 front end, on the described base plate 1 horizontal combustion furnace 3 is set, horizontal combustion furnace 3 is fixed on the bracing frame on the base plate 1, horizontal combustion furnace 3 heads are established burner 4, the head side is provided with the combustor 4 that is used for horizontal combustion furnace 3 igniting, be provided with the fire box temperature sensor 6 that is used for responding to horizontal combustion furnace 3 temperature height above the middle part, afterbody connects 3 pairs of waste gas and waste liquids of discharging horizontal combustion furnace by flue 34 and burns the tail gas funnel 7 that the back produces, burner 4 respectively with exhaust input tube line 8, waste liquid intake pipeline 9, sweeping wind pipe line 10, diesel oil intake pipeline 11 connects, burner 4 sides are connected with an airduct line 12, combustor 5 is connected with middle constant voltage jar 13, middle constant voltage jar 13 connects diesel oil tank 14 respectively, diesel pump 15, horizontal combustion furnace 3 sides also are connected with secondary air channel line 16.All installed on exhaust input tube line 8, the sweeping wind pipe line 10 and be used for controlling the Pressure gauge that the pneumatic cut-off valve and the observation that are injected into burner 4 waste gas, purging wind size are injected into waste gas in the burner 4, purge the wind size, be provided with magnetic valve, Pressure gauge on the diesel oil intake pipeline 11, be provided with magnetic valve, liquid waste filter, waste liquid Pressure gauge on the waste liquid intake pipeline 9, be provided with orifice flowmeter, Pressure gauge on airduct line 12, the secondary air channel line 16, flue 34 is provided with flue temperature sensor 27, is used to observe the temperature of exhaust emissions.Also be provided with observation window on the tail gas funnel 7, be used for observing the burning situation of horizontal combustion furnace 3.
The center of burner 4 is respectively equipped with big oil mass spray gun 29, little oil mass spray gun 30, waste liquid spray gun 31, big oil mass spray gun 29 is used for using when horizontal combustion furnace 3 needs inject a large amount of oil mass, little oil mass spray gun 30 is used for horizontal combustion furnace 3 needs and injects little oil mass use, waste liquid spray gun 31 is used for injecting waste liquid to horizontal combustion furnace 3, big oil mass spray gun 29, little oil mass spray gun 30 connects diesel oil intake pipelines 11 and by being arranged on the solenoid control oil mass size on the diesel oil intake pipeline 11, observe the size of oil pressure in the diesel oil intake pipeline 11 by Pressure gauge, the front end of burner 4 also is provided with wind inlet 23 one time, exhaust gas entrance 33, exhaust input tube line 8 is connected with exhaust gas entrance 33, wind inlet 23 is connected with an airduct line 12, and waste liquid spray gun 31 is connected with waste liquid intake pipeline 9.
Big oil mass spray gun 29, little oil mass spray gun 30 are connected with diesel pump 15 by diesel oil intake pipeline 11,
One time airduct line 12 is connected with primary air fan 24, secondary air channel line 16 is connected with overfire air fan 25, diesel pump 15 is connected with diesel oil tank 14 by diesel fuel filter 26, and primary air fan 24, overfire air fan 25 are used for horizontal combustion furnace 3 is injected air, so that burning is more abundant.
To handle the uns-dimethylhydrazine waste gas and waste liquid is example:
Preparation: portable waste gas and waste liquid of the present utility model is handled the generation place that car moves to pending waste gas, the exhaust piping that ground had both been established, nitrogen pipeline, power supply facility etc. connects, keep communicating by letter with the operation console that produces waste gas, send instruction for the processing scene according to waste gas generation situation, when uns-dimethylhydrazine fuel tank in the storehouse is in when stablizing depressurization phase, control system in the control room is opened pneumatic cut-off valve on the sweeping wind pipe line automatically, with nitrogen to exhaust input tube line 8, horizontal combustion furnace 3 purges, after 5 minutes, close pneumatic cut-off valve, purging is finished, computer enters automatically and patrols and examines, detect total system, as satisfy condition and then enter automatic handling procedure.
Ignition trigger order: constant voltage jar 13, diesel pump 15 in the middle of at first being communicated with, diesel pump 15 pressure that measure to be checked are opened primary air fan 24, overfire air fan 25, injection blower fan 18 when reaching 0.8MPa automatically, and a wind flow is adjusted to setting 350m
3/ h, secondary air flow are adjusted into 550m
3/ h, the injection wind speed reaches 350m
3/ h, after 30 seconds, open combustor 5, after 30 seconds, open magnetic valve, the diesel oil of diesel oil tank 14 sprays in the horizontal combustion furnace 3 by big oil mass spray gun 29, little oil mass spray gun 30 from diesel oil intake pipeline 11, diesel combustion, horizontal combustion furnace 3 begins to enter the temperature rise period, and fire box temperature sensor 6 temperature of waiting to be located at horizontal combustion furnace 3 middle parts meet the requirements of 550 ℃ and when stablize, carry out the processing of uns-dimethylhydrazine waste gas burning.At first adjusting primary air fan 24 makes a wind flow to certain value 500m
3/ h delayed time for 5 seconds, and with the exhaust input tube line 8 of uns-dimethylhydrazine waste gas connection on hull bottom plate 1, during beginning, the uns-dimethylhydrazine exhaust gas flow is 60m
3/ h, after stablizing 5 minutes, detect the temperature of flue gas, dope the uns-dimethylhydrazine exhaust gas concentration, select to open or close thermic load, the flue-gas temperature that magnetic valve on the diesel oil intake pipeline 11 is adjusted horizontal combustion furnace 3 according to the uns-dimethylhydrazine exhaust gas concentration then, carry out exhaust-gas treatment then.According to the oil mass of the big oil mass spray gun 29 of temperature adjustment of flue temperature sensor, if the fire box temperature of horizontal combustion furnace 3 is higher than 700 ℃, then turn off big oil mass spray gun 29, only use little oil mass spray gun 30, uns-dimethylhydrazine waste gas is handled preferably.
The dimazine spent liquor holding vessel is transported to handles on-the-spotly, connect that the dimazine spent liquor of both having established enters pipeline, nitrogen enters pipeline, liquid waste processing preparation, pipeline airtight test, the work of nitrogen purging are consistent with uns-dimethylhydrazine exhaust-gas treatment program.
After preparation is ready, open diesel pump 15, when the pressure of monitoring diesel oil intake pipeline 11 reaches 0.6～0.8MPa, open primary air fan 24, overfire air fan 25, injection blower fan 19 automatically, a wind flow is adjusted to setting 350m
3/ h, secondary air flow are adjusted into 550m
3/ h, the injection wind speed reaches 350m
3/ h opens magnetic valve, and diesel oil enters burner 4 and atomizing, takes fire.
After horizontal combustion furnace 3 heated up about 10～30 minutes, when fire box temperature sensor 6 temperature of waiting to be located at horizontal combustion furnace 3 burner hearths middle part rise to 550 ℃, enter the liquid waste processing program, adjust primary air fan 24, make primary air flow reach 500m
3/ h, observe the fire box temperature sensor reading, when temperature is guaranteed to be stable at more than 550 ℃, with 2MPa nitrogen the waste liquid extruding is entered burner 4, adjust overfire air fan 25 and injection blower fan 19, the burner hearth of guaranteeing horizontal combustion furnace 3 is stable at 550 ℃～750 ℃, the processing stage that this moment, equipment entering dimazine spent liquor.
Dimazine spent liquor is sprayed in the stove, and the dimazine spent liquor flow is initially set 30m
3/ h, and press 1m
3/ minute speed improve flow, detect the fire box temperature and flue 34 temperature of horizontal combustion furnace 3 at any time.
In the process that the dimazine spent liquor flow improves,, close big oil mass spray gun 29 if the fire box temperature of horizontal combustion furnace 3 reaches 650 ℃, continue to strengthen the waste liquid flow, when horizontal combustion furnace 3 fire box temperatures reach 650 ℃, check the dimazine spent liquor flow, when the dimazine spent liquor flow reaches 50m
3/ h, smooth combustion is handled, if the fire box temperature of horizontal combustion furnace 3 surpasses 750 ℃, then closes little oil mass spray gun 30, guarantees that horizontal combustion furnace 3 fire box temperatures are stable at 550 ℃～700 ℃, keeps this state and continues to dispose waste liquid, and finishes until all liquid waste processing.
After all liquid waste processing finish, shutdown system, bolt down procedure is: at first close the dimazine spent liquor valve, open nitrogen valve simultaneously and purge, after 5 minutes, close nitrogen valve, close fuel solenoid valve, diesel pump 15, combustor 5 then, when flue temperature is lower than 150 ℃, stop primary air fan 24, overfire air fan 25, cut off general supply, total system is closed.
Claims (6)
1, a kind of portable waste gas and waste liquid is handled car, comprise the base plate (1) that is arranged on the locomotive and be installed in the control room (2) of described base plate (1) front end, it is characterized in that, horizontal combustion furnace (3) is set on the described base plate (1), described horizontal combustion furnace (3) head is established burner (4), combustor (5) is established in the head side, be provided with fire box temperature sensor (6) above the middle part, afterbody connects tail gas funnel (7) by flue (34), described burner (4) respectively with exhaust input tube line (8), waste liquid intake pipeline (9), sweeping wind pipe line (10), diesel oil intake pipeline (11) connects, described burner (4) side is connected with an airduct line (12), described combustor (5) is connected with middle constant voltage jar (13), constant voltage jar (13) connects diesel oil tank (14) respectively in the middle of described, diesel pump (15), described horizontal combustion furnace (3) also are connected with secondary air channel line (16).
2, portable waste gas and waste liquid according to claim 1 is handled car, it is characterized in that, the front end center of described burner (4) is respectively equipped with big oil mass spray gun (29), little oil mass spray gun (30), waste liquid spray gun (31), described big oil mass spray gun (29), little oil mass spray gun (30) connects diesel oil intake pipeline (11), the front end of described burner (4) also is provided with a wind inlet (32), exhaust gas entrance (33), described exhaust input tube line (8) is connected with described exhaust gas entrance (33), described wind inlet (32) is connected with a described airduct line (12), and described waste liquid spray gun (31) is connected with described waste liquid intake pipeline (9).
3, portable waste gas and waste liquid according to claim 1 is handled car, it is characterized in that, described tail gas funnel (7) middle part is provided with and is used for described tail gas funnel (7) is realized lifting, folding cylinder (17), the top of described tail gas funnel (7) is flue active segment (35), and the middle part of described tail gas funnel (7) is connected with injection blower fan (19) by injection air pipeline (18).
4, portable waste gas and waste liquid according to claim 2 is handled car, it is characterized in that, described big oil mass spray gun (29), little oil mass spray gun (30) are connected with diesel pump (15) by described diesel oil intake pipeline (11),
5, portable waste gas and waste liquid according to claim 1 is handled car, it is characterized in that, a described airduct line (12) is connected with primary air fan (24), described secondary air channel line (16) is connected with overfire air fan (25), and described diesel pump (15) is connected with diesel oil tank (14) by diesel fuel filter (26).
6, portable waste gas and waste liquid according to claim 1 is handled car, it is characterized in that described horizontal combustion furnace (3) comprises body of heater internal layer (21), body of heater skin (20), and described internal layer (21) wall is provided with several ventilating openings (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820114546XU CN201242163Y (en) | 2008-05-23 | 2008-05-23 | Movable waste gases and waste liquid treatment vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820114546XU CN201242163Y (en) | 2008-05-23 | 2008-05-23 | Movable waste gases and waste liquid treatment vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201242163Y true CN201242163Y (en) | 2009-05-20 |
Family
ID=40715454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820114546XU Expired - Fee Related CN201242163Y (en) | 2008-05-23 | 2008-05-23 | Movable waste gases and waste liquid treatment vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201242163Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042603A (en) * | 2010-12-31 | 2011-05-04 | 中国航天科技集团公司第六研究院第十一研究所 | Adjustable high-efficient waste acid combined burner |
| CN107514644A (en) * | 2017-07-27 | 2017-12-26 | 西安航天动力研究所 | Dinitrogen tetroxide/Hydrazine propellant waste gas and liquids treatment burner and control method |
| CN113108298A (en) * | 2021-04-25 | 2021-07-13 | 胜利油田胜机石油装备有限公司 | Hydraulic turning chimney and movable steam injection boiler |
-
2008
- 2008-05-23 CN CNU200820114546XU patent/CN201242163Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042603A (en) * | 2010-12-31 | 2011-05-04 | 中国航天科技集团公司第六研究院第十一研究所 | Adjustable high-efficient waste acid combined burner |
| CN107514644A (en) * | 2017-07-27 | 2017-12-26 | 西安航天动力研究所 | Dinitrogen tetroxide/Hydrazine propellant waste gas and liquids treatment burner and control method |
| CN113108298A (en) * | 2021-04-25 | 2021-07-13 | 胜利油田胜机石油装备有限公司 | Hydraulic turning chimney and movable steam injection boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20110523 |