CN102679539A - Energy-saving and environment-friendly seawater boiler - Google Patents
Energy-saving and environment-friendly seawater boiler Download PDFInfo
- Publication number
- CN102679539A CN102679539A CN2012101448730A CN201210144873A CN102679539A CN 102679539 A CN102679539 A CN 102679539A CN 2012101448730 A CN2012101448730 A CN 2012101448730A CN 201210144873 A CN201210144873 A CN 201210144873A CN 102679539 A CN102679539 A CN 102679539A
- Authority
- CN
- China
- Prior art keywords
- heater
- dried
- water
- environment
- energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000013535 sea water Substances 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 238000010438 heat treatment Methods 0.000 claims abstract description 36
- 238000002485 combustion reaction Methods 0.000 claims abstract description 30
- 239000007789 gas Substances 0.000 claims abstract description 28
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003546 flue gas Substances 0.000 claims abstract description 15
- 239000008236 heating water Substances 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims description 25
- 239000003818 cinder Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract description 10
- 239000000779 smoke Substances 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract 3
- 239000006233 lamp black Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000000153 supplemental effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Solid-Fuel Combustion (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention provides an energy-saving and environment-friendly seawater boiler, which belongs to the technical field of manufacturing of boilers. The energy-saving and environment-friendly seawater boiler structurally comprises a boiler body consisting of a boiler body four-wall water jacket and a boiler body top water jacket, wherein a plurality of fire split isolating water jackets are arranged in a cavity of the boiler body and the boiler body is divided into a combustion chamber, a heating chamber and a flue gas purification chamber which are communicated with one another, by the plurality of fire split isolating water jackets; the combustion chamber is divided into a primary combustion chamber and a secondary combustion chamber through a fire gathering water lining and a fire split heating water lining; a fire passing port which is formed by vertically and crosswise arranging the fire split isolating water jackets in the heating chamber enables the flue gas to pass through in a snakelike shape; and the gas purification chamber is provided with a gas purification disc for further treating the flue gas and a smoke outlet. Compared with the prior art, the energy-saving and environment-friendly seawater boiler has the advantages of full fuel combustion, no lampblack, long flue gas operation line, large heat exchange area, full heat exchange, increased heat efficiency and capability of saving the fuel by 50 percent.
Description
(1) technical field
The present invention relates to a kind of boiler, specifically a kind of energy-conserving and environment-protective seawater boiler for the heating of using sea area for aquatic breeding water.
(2) background technology
The employed boiler of sea-farming is same structure basically at present, and the body of heater wall is being provided with water jacket samdwich.The heating tube that in the boiler heating clamber, is provided with is connected with water wall.After utilizing furnace flame that the water in heating tube and the wall water jacket is heated to uniform temperature hot water is provided.But the stroke of furnace flame is short, and fire is not done stop in the combustion chamber, directly discharges out of the furnace with flue gas, and heating surface area is little, and its utilization rate is low, causes a large amount of energy wastes.Because the stove fuel is insufficient in the short time burning, cause the dirty environment of black smoke simultaneously; In addition, because some boiler adopts horizontal cloth heating tube, water heating back hot water will get into water jacket from two ends; And the cold water in the water jacket will collide from the water generates the two ends supplementary heating pipe, causes mineral matter to separate, and produces incrustation scale; Influence the efficiency of heating surface, caused energy waste.
(3) summary of the invention
Technical assignment of the present invention is the deficiency to prior art, provides that a kind of heating surface area is big, the pyrotechnics working line is long in the stove, heat-exchange time is long, heat exchange is abundant, the energy-conserving and environment-protective seawater boiler that the thermal efficiency is high.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of energy-conserving and environment-protective seawater boiler; Comprise the body of heater that body of heater wall water jacket and body of heater top water jacket constitute; Body of heater is provided with water inlet and delivery port; Be vertically arranged with several dried up covers of branch fire screen of interlaced arrangement up and down perpendicular to the flue gas flow path direction among the inner chamber of said body of heater, divide the dried up cover of fire screen to be staggered to form burner with body of heater top water jacket and bottom of furnace body respectively, the dried up cover of branch fire screen of the rightmost side forms the combustion chamber with body of heater to the right; The dried up cover of branch fire screen of the leftmost side forms the gas cleaning chamber with body of heater left, forms heating clamber between the dried up cover of branch fire screen of the leftmost side and the dried up cover of branch fire screen of the rightmost side.
From bottom to top be disposed with grate in the said combustion chamber, have gathering of flame through hole fiery water courage and divide fiery heating water bladder; Grate and gather between the fiery water courage and form the primary zone; Offer charge door on the residing body of heater in primary zone; Gather fiery water courage and divide between the fiery heating water bladder and form secondary combustion chamber; And branch fire screen dried up cover and cross burner body of heater top water jacket between of secondary combustion chamber through the rightmost side communicates with heating clamber, and heating clamber then communicates with the gas cleaning chamber with mistake burner between the bottom of furnace body through the dried up cover of branch fire screen of the leftmost side, and the top of gas cleaning chamber is provided with the body of heater outlet flue.
It is in aggregates and communicate with body of heater wall water jacket and body of heater top water jacket to heat whole calibration tube UNICOM through water conservancy diversion between the dried up cover of branch fire screen of said up and down interlaced arrangement.
The bottom of said gas cleaning chamber is provided with the gas cleaning dish.
The top of said outlet flue is provided with program control distribution box, and program control distribution box and body of heater joint portion are provided with thermal insulation layer.Program control distribution box is connected with other electronic devices and components, and other electronic devices and components and the present invention are used, and makes the present invention have functions such as the control of stove coolant-temperature gage, backwater (recirculated water) control.
The quantity of the said minute dried up cover 5 of fire screen is 4,6 or 8, under the enough long prerequisite of boiler length, also can be 10 or 12 or more even numbers.
Be positioned at and offer air inlet and shoot door on the body of heater of charge door below.
Be positioned on the body of heater of charge door top and offer secondary air mouth and the shoot door that communicates with secondary combustion chamber.
The fiery heating water bladder of said branch communicates with body of heater wall water jacket, body of heater top water jacket and the dried up cover of branch fire screen respectively through water courage location water conservancy diversion heating tube.
Said body of heater is provided with the scarfing cinder water filling port that communicates with the gas cleaning chamber.
Offering the flue ventilation on the body of heater of said heating clamber bottom regulates and shoot door.
Energy-conserving and environment-protective seawater boiler of the present invention, its operation principle is following:
Before the use, earlier through water inlet to body of heater wall water jacket, body of heater top water jacket, divide the dried up cover of fire screen, water conservancy diversion to heat whole calibration tube etc. to have in the parts of sandwich and inject seawater.Then through charge door to the indoor adding fuel of primary combustion and light; Fuel the primary combustion Indoor Combustion and through air inlet and shoot door to grate bottom supplemental oxygen to the indoor promotion fuel combustion of primary combustion; The pyrotechnics that burning produces is gathered the back and is got into secondary combustion chamber under the effect that gathers fiery water courage; Through secondary air mouth and shoot door supplemental oxygen in second-time burning; Fuel is in the indoor further burning of second-time burning, and pyrotechnics is four-dimensional under minute effect of the dried up cover of fire screen to be divided to advance and the burner of crossing through oblique upper gets in the heating clamber, owing to divide dried up be enclosed within the heating clamber of fire screen vertically to be provided with perpendicular to the flue gas flow path direction and interlaced arrangement up and down; So flue gas stream is snakelike wire and flows through heating clamber; It is indoor to enter into gas cleaning, and flue gas further is processed under the effect of gas cleaning dish, and remaining flue gas is discharged through the outlet flue at top, gas cleaning chamber.
A kind of energy-conserving and environment-protective seawater boiler of the present invention compared with prior art, the beneficial effect that is produced is:
1) the present invention is reasonable in design, and fuel is repeated combustion in burning, and fuel combustion is abundant, and over-emitting black exhaust not heats the seawater of equal volume, can practice thrift 50% fuel;
2) divide the special construction of the dried up cover of fire screen to design in the heating clamber, make flue gas be snakelike wire and flow through heating clamber, the flue gas working line is long, and heat exchange area is big, and heat exchange is abundant, has improved the thermal efficiency;
3) enter into the indoor flue gas of gas cleaning under the effect of gas cleaning dish, the dust that it contains and the gas concentration of harmful human body reduce significantly, the favorable environment protection.
(4) description of drawings
Accompanying drawing 1 is the main TV structure sketch map of integral body of the present invention;
Accompanying drawing 2 is the plan structure sketch map of Fig. 1;
Accompanying drawing 3 is the body of heater master TV structure sketch map of Fig. 1;
Accompanying drawing 4 is the left TV structure sketch map of Fig. 3.
Among the figure, 1, air inlet and shoot door, 2, the primary zone, 3, grate, 4, gather fiery water courage, 5, divide fire screen dried up cover; 6, divide fiery heating water bladder, 7, cross burner, 8, water conservancy diversion heats whole calibration tube, 9, the gas cleaning chamber, 10, the body of heater outlet flue; 11, thermal insulation layer, 12, program control distribution box, 13, water courage location water conservancy diversion heating tube, 14, body of heater top water jacket, 15, body of heater; 16, flue ventilate to be regulated and shoot door, and 17, the scarfing cinder water filling port, 18, delivery port, 19, water inlet, 20, body of heater wall water jacket; 21, charge door, 22, secondary air mouth and shoot door, 23, secondary combustion chamber, 24, heating clamber, 25, the gas cleaning dish.
(5) specific embodiment
Explanation at length below below in conjunction with accompanying drawing a kind of energy-conserving and environment-protective seawater boiler of the present invention being done.
Shown in accompanying drawing 1-4, a kind of energy-conserving and environment-protective seawater boiler of the present invention, its structure comprises the body of heater 15 that body of heater wall water jacket 20 and body of heater top water jacket 14 constitute, said body of heater 15 use aluminum alloy materials carry out good welding and reach the few purpose of rust evil.The below of body of heater 15 is provided with water inlet 19, and the top of body of heater 15 is provided with delivery port 18.Be vertically arranged with six dried up covers 5 of branch fire screen of interlaced arrangement up and down perpendicular to the flue gas flow path direction among the inner chamber of said body of heater 15; Divide the dried up cover 5 of fire screen to be staggered to form burner 7 with body of heater top water jacket 14 and bottom of furnace body respectively, the dried up cover of the branch fire screen 5-1 of the rightmost side to the right with body of heater 15 formation combustion chambers; The dried up cover of the branch fire screen 5-2 of the leftmost side forms gas cleaning chamber 9 with body of heater 15 left; Formation heating clamber 24 between the dried up cover of the branch fire screen 5-1 of the branch fire screen of the leftmost side is dried up cover 5-2 and the rightmost side, said heating clamber 24 is divided into 5 little heating clambers through four dried up covers 5 of branch fire screen.Offering the flue ventilation on the body of heater 15 of said heating clamber 24 bottoms regulates and shoot door 16.
From bottom to top be disposed with grate 3 in the said combustion chamber, have gathering of flame through hole fiery water courage 4 and divide fiery heating water bladder 6, the fiery heating water bladder 6 of said branch through water courage location water conservancy diversion heating tube 13 respectively with body of heater wall water jacket 20, body of heater top water jacket 14 with divide the dried up cover 5 of fire screen to communicate.Grate 3 and gather between the fiery water courage 4 and to form primary zone 23; Offer charge door 21 on primary zone's 2 residing bodies of heater 15; Gather fiery water courage 4 and divide and form secondary combustion chamber 23 between the fiery heating water bladder 6; And secondary combustion chamber 23 communicates with heating clamber 24 through the burner 7 of crossing between the dried up cover of the branch fire screen of rightmost side 5-1 and the body of heater top water jacket 14, and heating clamber then communicates with gas cleaning chamber 9 with mistake burner 7 between the bottom of furnace body through the dried up cover of the branch fire screen of leftmost side 5-2, and the bottom of said gas cleaning chamber 9 is provided with gas cleaning dish 25; Said body of heater 15 is provided with the scarfing cinder water filling port 17 that communicates with gas cleaning chamber 9; The top of gas cleaning chamber 9 is provided with body of heater outlet flue 10, and the top of said outlet flue 10 is provided with program control distribution box 12, and program control distribution box 12 is provided with thermal insulation layer 11 with body of heater 15 joint portions.
It is in aggregates and communicate with body of heater wall water jacket 20 and body of heater top water jacket 14 to heat whole calibration tube 8 UNICOMs through water conservancy diversion between the dried up cover 5 of branch fire screen of said up and down interlaced arrangement.
Be positioned at and offer air inlet and shoot door 1 on the body of heater 15 of charge door 21 belows, be positioned on the body of heater 15 of charge door 21 tops and offer secondary air mouth and the shoot door 22 that communicates with secondary combustion chamber 23.
Claims (9)
1. energy-conserving and environment-protective seawater boiler; Comprise the body of heater (15) that body of heater wall water jacket (20) and body of heater top water jacket (14) constitute; Body of heater (15) is provided with water inlet (19) and delivery port (18); It is characterized in that; Be vertically arranged with several dried up covers of branch fire screen (5) of interlaced arrangement up and down perpendicular to the flue gas flow path direction among the inner chamber of said body of heater (15), divide the dried up cover of fire screen (5) to be staggered to form burner (7) with body of heater top water jacket (14) and bottom of furnace body respectively, the dried up cover of branch fire screen (5-1) of the rightmost side forms the combustion chamber with body of heater (15) to the right; The dried up cover of branch fire screen (5-2) of the leftmost side forms gas cleaning chamber (9) with body of heater (15) left, forms heating clamber (24) between the dried up cover of branch fire screen (5-2) of the leftmost side and the dried up cover of branch fire screen (5-1) of the rightmost side;
From bottom to top be disposed with grate (3) in the said combustion chamber, have fiery water courage of gathering of flame through hole (4) and divide fiery heating water bladder (6); Grate (3) and gather and form primary zone (2) between the fiery water courage (4); Offer charge door (21) on the residing body of heater in primary zone (2) (15); Gather fiery water courage (4) and divide between the fiery heating water bladder (6) and form secondary combustion chamber (23); And secondary combustion chamber (23) communicates with heating clamber (24) through the dried up cover of branch fire screen (5-1) of the rightmost side and the burner (7) of crossing between the body of heater top water jacket (14); The heating clamber then dried up cover of branch fire screen (5-2) through the leftmost side communicates with gas cleaning chamber (9) with the burner (7) of crossing between the bottom of furnace body, and the top of gas cleaning chamber (9) is provided with body of heater outlet flue (10);
It is in aggregates and communicate with body of heater wall water jacket (20) and body of heater top water jacket (14) to heat whole calibration tube (8) UNICOM through water conservancy diversion between the dried up cover of branch fire screen (5) of said up and down interlaced arrangement.
2. a kind of energy-conserving and environment-protective seawater boiler according to claim 1 is characterized in that the bottom of said gas cleaning chamber (9) is provided with gas cleaning dish (25).
3. a kind of energy-conserving and environment-protective seawater boiler according to claim 1 is characterized in that the top of said outlet flue (10) is provided with program control distribution box (12), and program control distribution box (12) and body of heater (15) joint portion are provided with thermal insulation layer (11).
4. a kind of energy-conserving and environment-protective seawater boiler according to claim 1 is characterized in that, said minute the dried up cover of fire screen (5) quantity be 4,6 or 8.
5. a kind of energy-conserving and environment-protective seawater boiler according to claim 1 is characterized in that, is positioned to offer air inlet and shoot door (1) on the body of heater (15) of charge door (21) below.
6. a kind of energy-conserving and environment-protective seawater boiler according to claim 1 is characterized in that, is positioned on the body of heater (15) of charge door (21) top to offer secondary air mouth and the shoot door (22) that communicates with secondary combustion chamber (23).
7. a kind of energy-conserving and environment-protective seawater boiler according to claim 1; It is characterized in that the fiery heating water bladder of said branch (6) communicates with body of heater wall water jacket (20), body of heater top water jacket (14) and the branch dried up cover of fire screen (5) respectively through water courage location water conservancy diversion heating tube (13).
8. a kind of energy-conserving and environment-protective seawater boiler according to claim 1 is characterized in that said body of heater (15) is provided with the scarfing cinder water filling port (17) that communicates with gas cleaning chamber (9).
9. a kind of energy-conserving and environment-protective seawater boiler according to claim 1 is characterized in that, offers the flue ventilation on the body of heater (15) of said heating clamber (24) bottom and regulates and shoot door (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210144873.0A CN102679539B (en) | 2012-05-11 | 2012-05-11 | Energy-saving and environment-friendly seawater boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210144873.0A CN102679539B (en) | 2012-05-11 | 2012-05-11 | Energy-saving and environment-friendly seawater boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102679539A true CN102679539A (en) | 2012-09-19 |
| CN102679539B CN102679539B (en) | 2014-09-03 |
Family
ID=46811844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210144873.0A Active CN102679539B (en) | 2012-05-11 | 2012-05-11 | Energy-saving and environment-friendly seawater boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102679539B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2612775A1 (en) * | 1975-03-27 | 1976-10-14 | Windhager Ohg Anton | Boiler for use with alternative fuels - has system of internal water pockets and grate with water circulation (OE150476) |
| CN2099251U (en) * | 1991-07-20 | 1992-03-18 | 武汉市能源科学技术研究所 | Highly efficient dustfree coal-saving stove |
| CN1757985A (en) * | 2005-10-28 | 2006-04-12 | 孙立 | Environmental protection energy-saving boiler |
| CN201215387Y (en) * | 2008-06-12 | 2009-04-01 | 宋福生 | Ambient pressure water boiler |
| CN201237344Y (en) * | 2008-07-02 | 2009-05-13 | 孙红军 | Environment-protection energy-saving normal pressure water-heating boiler for converting coal into coal gas |
| CN201277704Y (en) * | 2008-08-11 | 2009-07-22 | 马秀俊 | Full water jacket coal burning boiler with flashback staged grate |
| CN102384585A (en) * | 2011-12-20 | 2012-03-21 | 余生明 | Electronic temperature-control constant temperature boiler for biomass fuel and coal |
| CN202562021U (en) * | 2012-05-11 | 2012-11-28 | 余良智 | Energy-saving environment-friendly sea water boiler |
-
2012
- 2012-05-11 CN CN201210144873.0A patent/CN102679539B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2612775A1 (en) * | 1975-03-27 | 1976-10-14 | Windhager Ohg Anton | Boiler for use with alternative fuels - has system of internal water pockets and grate with water circulation (OE150476) |
| CN2099251U (en) * | 1991-07-20 | 1992-03-18 | 武汉市能源科学技术研究所 | Highly efficient dustfree coal-saving stove |
| CN1757985A (en) * | 2005-10-28 | 2006-04-12 | 孙立 | Environmental protection energy-saving boiler |
| CN201215387Y (en) * | 2008-06-12 | 2009-04-01 | 宋福生 | Ambient pressure water boiler |
| CN201237344Y (en) * | 2008-07-02 | 2009-05-13 | 孙红军 | Environment-protection energy-saving normal pressure water-heating boiler for converting coal into coal gas |
| CN201277704Y (en) * | 2008-08-11 | 2009-07-22 | 马秀俊 | Full water jacket coal burning boiler with flashback staged grate |
| CN102384585A (en) * | 2011-12-20 | 2012-03-21 | 余生明 | Electronic temperature-control constant temperature boiler for biomass fuel and coal |
| CN202562021U (en) * | 2012-05-11 | 2012-11-28 | 余良智 | Energy-saving environment-friendly sea water boiler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102679539B (en) | 2014-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208983426U (en) | Kitchen range off-gas recovery, waste heat recycling system | |
| CN201652779U (en) | Vertical water-fire tube counter-burning gasification furnace | |
| CN204693805U (en) | A kind of energy-saving, emission-reducing, environment friendly boiler | |
| CN202419706U (en) | Double-chamber reverse-combustion boiler | |
| CN205842615U (en) | A kind of biomass efficient horizontal boiler | |
| CN202562021U (en) | Energy-saving environment-friendly sea water boiler | |
| CN106556139A (en) | Oil/natural-gas-firehot-blast hot-blast environment-friendlyboiler boiler | |
| CN102679539B (en) | Energy-saving and environment-friendly seawater boiler | |
| CN104879788A (en) | Energy-saving efficient environment-friendly air returning boiler | |
| CN206280939U (en) | Bidirectional rotational flow thermal medium boiler | |
| CN201032260Y (en) | Energy-saving environment protection water heating boiler | |
| CN208186844U (en) | A kind of oil burning boiler | |
| CN108224761A (en) | A kind of no-smoke hot water boiler | |
| CN108317720A (en) | A kind of oil burning boiler | |
| CN202092301U (en) | Efficient, energy-saving and environment-friendly forward-reverse-combined combustion boiler | |
| CN203687350U (en) | Efficient energy-saving environment-friendly seawater boiler | |
| CN104494034B (en) | PVC foam stove heating system | |
| CN104061678B (en) | Heart-shaped heat exchanger tube multitube high temperature hot-blast furnace | |
| CN102829469A (en) | Chain grate stoker boiler | |
| CN202733990U (en) | Double-water jacket full-flue heat exchange cooking range | |
| CN202598825U (en) | Horizontal seawater special coal-fired furnace | |
| CN201191073Y (en) | Biomass gas heating-furnace | |
| CN207716648U (en) | Energy-efficient monomer connects courage backhaul multipurpose boiler along stove straight line | |
| CN207035061U (en) | Vertical-type biomass-burning steam boiler | |
| CN202350299U (en) | Energy-saving environmentally-friendly boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |