WO2014056064A1 - Machine for stoking an oil refinery producing oil from used tires and plastics waste - Google Patents
Machine for stoking an oil refinery producing oil from used tires and plastics waste Download PDFInfo
- Publication number
- WO2014056064A1 WO2014056064A1 PCT/BR2013/000414 BR2013000414W WO2014056064A1 WO 2014056064 A1 WO2014056064 A1 WO 2014056064A1 BR 2013000414 W BR2013000414 W BR 2013000414W WO 2014056064 A1 WO2014056064 A1 WO 2014056064A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- chassis
- winch
- drum
- hydraulic
- waste
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
- F23K3/16—Over-feed arrangements
- F23K3/18—Spreader stokers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/12—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of plastics, e.g. rubber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
- F23K3/16—Over-feed arrangements
- F23K3/18—Spreader stokers
- F23K3/20—Spreader stokers with moving hoppers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2205/00—Waste feed arrangements
- F23G2205/10—Waste feed arrangements using ram or pusher
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/28—Plastics or rubber like materials
- F23G2209/281—Tyres
Definitions
- the present invention relates to a tire and plastic waste feed equipment as a waste oil solution for fuel oil production with simpler structure and use and greater automation.
- the present invention relates to a pyrolysis furnace feed equipment for a plastic waste or tire waste oil refining process.
- the technical team related to the present invention after years of study and research, has developed the use of fuel oil technology from the production of plastic waste oil and tire waste as an important alternative in solving the environmental pollution problem. .
- the currently known feeding equipment consists of a mechanical feeding machine, which has a movable support transport cylinder, and attached to it a piston, whose rod is connected to the rear of the cylinder in a sliding tube, where there is a wheel extending toward an arm that attaches to a passive wheel underneath.
- the passive wheel is installed on the output shaft, installed on the deceleration element.
- the shaft is connected to the electric motor via a drive belt and a drive wheel.
- the present invention aims at a simpler structure and greater automation, which is provided by the use of the proposed equipment.
- the invention relates to a feed equipment for a pyrolysis furnace reactor of a waste oil refining plant, tire waste material or materials
- a chassis provided with a feed drum with a forward projection mode.
- the chassis base is provided with circulation wheels and guide rails thereon;
- a hydraulic cylinder is arranged, the piston rod of which is connected to a drive arranged at a rear outlet of the feed drum;
- Above the chassis is also installed a hydraulic tank, which connects with the cylinder through a hydraulic oil pressure pipe.
- a hydraulic oil motor is installed, and under the transport drum and above the chassis, a winch is also installed; a wire rope of the winch is extended to the front side of the chassis by means of a pulley, said rope being provided with a hook.
- an electrical control box consisting of a signal cable, which connects the electric motor to drive the winch.
- the plastic tire waste feeder (1) of the present invention is comprised of its chassis frame (8) in which a feed drum (2) with a protruding forward projection is mounted at the tip of the said chassis; on the underside of the chassis are installed wheels (9) and rails (10); at the rear of said feed drum (2), a hydraulic cylinder (4) is installed, the piston rod of which is connected to a material carrier (3), which is mounted at the rear of the feed drum (2), if further disposing in said chassis (8) under said drum (2) a hydraulic housing (7) which connects with the hydraulic cylinder (4) via a hydraulic oil pressure tube having said hydraulic housing (7) if a hydraulic motor is installed oil (6); Also above the chassis (8) is a winch (11) and under the transport drum, which winch (11) is attached to a wire rope extending to a hook (12), installed at the front. through a pulley (13); In addition, there is an electrical control box (5), consisting of a signal cable and an electric motor, to drive the winch (11).
- the waste-loaded hydraulic cylinder (4) is actuated in the chassis (8) in front of the pyrolysis reactor and manipulated by means of the respective electrical box knobs and the hydraulic cylinder piston (4) is actuated. is driven by the hydraulic oil motor (6) which pushes the residues of said feed drum (2) through its front outlet, naturally falling into the reactor; The hook (12) is then placed inside the reactor and the winch button is pressed on the electrical control box (5). then the steel wire debris from the bottom of the reactor will be removed with the winch movement.
- the present invention consists of the use of hydraulic drive, rather than mechanical drive, and a steel wire residue removal mechanism which additionally deposited in the oil refiner.
- the present invention has the advantage of having a simple structure which entails low cost and high efficiency and is therefore convenient to use.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention relates to a machine comprising a chassis provided with a stoking drum with a forward-throwing mode; the base of the chassis is provided with running wheels and guide tracks for the running wheels; a hydraulic cylinder with a piston rod linked to a propelling mechanism arranged in a rear outlet of the stoking drum is arranged in the machine structure, in the rear part of the stoking drum; a hydraulic tank that is connected to the cylinder by a hydraulic oil pressure pipe is mounted above the chassis. A hydraulic oil motor is arranged in the hydraulic tank and a winch is mounted under the stoking drum and above the chassis. A steel cable extends from the winch, on the front side of the chassis, by means of a pulley, said cable being provided with a hook. An electrical control box comprising a signal cable for switching on the electric motor to actuate the hook is mounted above the chassis.
Description
"EQUIPAMENTO PARA ALIMENTAÇÃO DE REFINADOR DE ÓLEO DE RESÍDUOS DE PNEU È PLÁSTICO". "TIRE WASTE OIL REFINER POWER EQUIPMENT".
Campo da Invenção Field of the Invention
A presente invenção refere-se a um equipamento para alimentação de resíduos de pneu e de plástico, como uma solução de aproveitamento de resíduos, para a produção de óleo combustível, com estrutura e utilização mais simples e uma maior automatização. The present invention relates to a tire and plastic waste feed equipment as a waste oil solution for fuel oil production with simpler structure and use and greater automation.
Mais precisamente, a presente invenção se refere a um equipamento de alimentação de forno de pirólise para um processo de refino de óleo de resíduos de plástico ou de resíduos de pneu. More precisely, the present invention relates to a pyrolysis furnace feed equipment for a plastic waste or tire waste oil refining process.
A equipe técnica correlacionada à presente invenção, após anos de estudos e pesquisas, desenvolveu o uso da tecnologia de óleo combustível, a partir da produção de óleo de resíduos de plásticos e resíduos de pneus, como uma importante alternativa na solução do problema de poluição ambiental. The technical team related to the present invention, after years of study and research, has developed the use of fuel oil technology from the production of plastic waste oil and tire waste as an important alternative in solving the environmental pollution problem. .
Atualmente, refinar óleo de resíduo de plástico é uma maneira muito eficaz da reutilização de recursos recicláveis, mas, devido à temperatura muito alta na entrada do material no reator do forno, existe uma grande possibilidade de acidentes, com a ocorrência de queimaduras durante a alimentação manual, em que a eficiência é também baixa, o que não é adequado para uma produção em massa, além do que, também existe uma grande dificuldade da limpeza dos resíduos dos fios de aço após a refinação.
Estado da Técnica Currently refining plastic waste oil is a very effective way to reuse recyclable resources, but due to the very high temperature at the material inlet in the furnace reactor, there is a high possibility of accidents with burns occurring during feeding. manual, where efficiency is also low, which is not suitable for mass production, and there is also a great difficulty in cleaning up steel wire residue after refining. State of the Art
O equipamento de alimentação, atualmente conhecido, consiste de uma máquina de alimentação mecânica, que possui um cilindro de transporte de suporte móvel, e ligado a este um pistão, cuja haste é ligada à traseira do cilindro em um tubo corrediço, onde há uma roda que se estende na direção de um braço, que se liga a uma roda passiva, por baixo. A roda passiva é instalada no eixo de saída, instalado no elemento de desaceleração. 0 eixo é ligado ao motor elétrico através de uma correia de transmissão e de uma roda de transmissão. The currently known feeding equipment consists of a mechanical feeding machine, which has a movable support transport cylinder, and attached to it a piston, whose rod is connected to the rear of the cylinder in a sliding tube, where there is a wheel extending toward an arm that attaches to a passive wheel underneath. The passive wheel is installed on the output shaft, installed on the deceleration element. The shaft is connected to the electric motor via a drive belt and a drive wheel.
Embora este modelo de alimentação resolva o problema da automatização da alimentação e aumente a sua eficiência, a sua estrutura sofisticada também causa diversas inconveniências à produção e respectiva utilização. While this feed model solves the problem of feed automation and increases its efficiency, its sophisticated structure also causes several drawbacks to production and use.
Breve Descrição da Invenção Brief Description of the Invention
A presente invenção visa uma estrutura mais simples e uma maior automatização, a qual é proporcionada pelo uso do equipamento proposto. The present invention aims at a simpler structure and greater automation, which is provided by the use of the proposed equipment.
A invenção se refere a um equipamento de alimentação para um reator de forno de pirólise de uma instalação refinadora de óleo de resíduos de plástico, de resíduos de pneu, ou materiais compreendendo um chassi provido de um tambor de alimentação com um modo de projeção para frente; a base do chassi é provida de rodas de circulação e trilhos guias para as mesmas; na estrutura do equipamento, na parte traseira do tambor de alimentação, é disposto um cilindro hidráulico, cuja haste de pistão é ligada um dispositivo de
impulsionamento disposto em uma saída posterior do tambor de alimentação; acima do chassi está também instalado um tanque hidráulico, que se liga com o cilindro através de um tubo de pressão hidráulica de óleo. No tanque hidráulico, instala-se um motor hidráulico de óleo, e sob o tambor de transporte e em cima do chassi, também se instala um guincho; um cabo de aço do guincho é estendido, no lado dianteiro do chassi por meio de uma polia, dito cabo sendo provido de um gancho. Acima do chassi está instalada uma caixa de controle elétrica composta por um cabo de sinal, que conecta o motor elétrico para acionamento do guincho. The invention relates to a feed equipment for a pyrolysis furnace reactor of a waste oil refining plant, tire waste material or materials comprising a chassis provided with a feed drum with a forward projection mode. ; the chassis base is provided with circulation wheels and guide rails thereon; In the equipment frame, at the rear of the feed drum, a hydraulic cylinder is arranged, the piston rod of which is connected to a drive arranged at a rear outlet of the feed drum; Above the chassis is also installed a hydraulic tank, which connects with the cylinder through a hydraulic oil pressure pipe. In the hydraulic tank, a hydraulic oil motor is installed, and under the transport drum and above the chassis, a winch is also installed; a wire rope of the winch is extended to the front side of the chassis by means of a pulley, said rope being provided with a hook. Above the chassis is installed an electrical control box consisting of a signal cable, which connects the electric motor to drive the winch.
Descrição Detalhada da Invenção Detailed Description of the Invention
A presente invenção é demonstrada no desenho anexo, de uma forma não limitativa. The present invention is shown in the accompanying drawing in a non-limiting manner.
O equipamento de alimentação de resíduos de pneu, de plástico (1) da presente invenção é composto em sua estrutura de um chassi (8), no qual se instala um tambor de alimentação (2) com uma projeção saliente para frente, na ponta do dito chassi; na parte de baixo do chassi são instaladas rodas (9) e trilhos (10); na parte traseira do dito tambor de alimentação (2), é instalado um cilindro hidráulico (4) , cuja haste de pistão é ligada a um transportador de material (3), este instalado na parte traseira do tambor de alimentação (2) , se dispondo ainda, no dito chassi (8), debaixo do dito tambor (2), uma caixa hidráulica (7) que se liga com o cilindro hidráulico (4), através de um tubo de pressão hidráulica de óleo, tendo na dita caixa hidráulica (7) se instalado um motor hidráulico
de óleo (6); também, acima do chassi (8), é disposto um guincho (11) e por baixo do tambor de transporte, sendo este guincho (11) ligado a um cabo de aço que se estende para um gancho (12), instalado na parte dianteira, através de uma polia (13); além disso, se dispõe de uma caixa de controle elétrica (5), composta por um cabo de sinal e um motor elétricô, para acionamento do guincho (11). The plastic tire waste feeder (1) of the present invention is comprised of its chassis frame (8) in which a feed drum (2) with a protruding forward projection is mounted at the tip of the said chassis; on the underside of the chassis are installed wheels (9) and rails (10); at the rear of said feed drum (2), a hydraulic cylinder (4) is installed, the piston rod of which is connected to a material carrier (3), which is mounted at the rear of the feed drum (2), if further disposing in said chassis (8) under said drum (2) a hydraulic housing (7) which connects with the hydraulic cylinder (4) via a hydraulic oil pressure tube having said hydraulic housing (7) if a hydraulic motor is installed oil (6); Also above the chassis (8) is a winch (11) and under the transport drum, which winch (11) is attached to a wire rope extending to a hook (12), installed at the front. through a pulley (13); In addition, there is an electrical control box (5), consisting of a signal cable and an electric motor, to drive the winch (11).
Modo de Operação do Equipamento da Presente Invenção Mode of Operation of the Equipment of the Present Invention
Aciona-se o cilindro hidráulico (4) , carregado de resíduo no chassi (8) , à frente do reator de pirólise, manipulando-se através de respectivos botões da caixa elétrica, acionando-se o pistão do cilindro hidráulico (4), que é movimentado pelo motor hidráulico de óleo (6) que empurra os resíduos do dito tambor de alimentação (2) , através de sua saída dianteira, caindo naturalmente no reator ; a seguir coloca-se o gancho (12) dentro do reator, e aciona-se o botão do guincho na caixa de controle elétrica (5) ; a seguir, os resíduos do fios de aço do fundo do reator serão removidos com o movimento do guincho. The waste-loaded hydraulic cylinder (4) is actuated in the chassis (8) in front of the pyrolysis reactor and manipulated by means of the respective electrical box knobs and the hydraulic cylinder piston (4) is actuated. is driven by the hydraulic oil motor (6) which pushes the residues of said feed drum (2) through its front outlet, naturally falling into the reactor; The hook (12) is then placed inside the reactor and the winch button is pressed on the electrical control box (5). then the steel wire debris from the bottom of the reactor will be removed with the winch movement.
Portanto, a presente invenção consiste na utilização de acionamento hidráulico, ao invés de acionamento mecânico, e um mecanismo de retirada de resíduos de fios de aço que adicionalmente depositados no refinador de óleo. Therefore, the present invention consists of the use of hydraulic drive, rather than mechanical drive, and a steel wire residue removal mechanism which additionally deposited in the oil refiner.
Assim, a presente invenção apresenta a vantagem de dispor de uma estrutura simples, que acarreta um baixo custo e uma alta eficiência, sendo, desse modo, de conveniente utilização.
Thus, the present invention has the advantage of having a simple structure which entails low cost and high efficiency and is therefore convenient to use.
Claims
1. EQUIPAMENTO PARA ALIMENTAÇÃO DE REFINADOR DE ÓLEO DE RESÍDUOS DE PNEU E DE PLÁSTICO, caracterizado pelo fato de o equipamento de alimentação de resíduos (1) ser composto em sua estrutura de um chassi (8), no qual se instala um tambor de alimentação (2) com uma projeção saliente para frente e, na ponta do dito chassi; na parte de baixo do chassi são instaladas rodas (9) e trilhos (10) ; na parte traseira do dito tambor de alimentação (2) , é instalado um cilindro hidráulico (4) , cuja haste de pistão é ligada a um transportador de material (3), este instalado na parte traseira do tambor de alimentação (2) , se dispondo ainda, no dito chassi (8), debaixo do dito tambor (2), uma caixa hidráulica (7) que se liga com o cilindro hidráulico (4), através de um tubo de pressão hidráulica de óleo, tendo na dita caixa hidráulica (7) se instalado um motor hidráulico de óleo (6); também, acima do chassi (8), é disposto um guincho (11) e por baixo do tambor de transporte, sendo este guincho (11) ligado a um cabo de aço que se estende para um gancho (12), instalado na parte dianteira, através de uma polia (13); além disso, se dispõe de uma caixa de controle elétrica (5) , composta por um cabo de sinal e um motor elétrico, para acionamento do guincho ( 11) . 1. TIRE AND PLASTIC WASTE OIL REFINER FEEDING EQUIPMENT, characterized in that the waste feed equipment (1) is composed in its frame structure (8), in which a feed drum is installed (2) projecting forward and at the tip of said chassis; on the underside of the chassis are installed wheels (9) and rails (10); at the rear of said feed drum (2), a hydraulic cylinder (4) is installed, the piston rod of which is connected to a material carrier (3), which is mounted at the rear of the feed drum (2), if further disposing in said chassis (8) under said drum (2) a hydraulic housing (7) which connects with the hydraulic cylinder (4) via a hydraulic oil pressure tube having said hydraulic housing (7) if installed a hydraulic oil motor (6); Also above the chassis (8) is a winch (11) and under the transport drum, which winch (11) is attached to a wire rope extending to a hook (12), installed at the front. through a pulley (13); In addition, there is an electrical control box (5), consisting of a signal cable and an electric motor, to drive the winch (11).
2. EQUIPAMENTO PARA ALIMENTAÇÃO, de acordo com a reivindicação 1, caracterizado pelo fato de ser instalado em um reator de pirólise de refinador de óleo de resíduos de plástico, de resíduos de pneus e outros materiais.
FEEDING EQUIPMENT according to claim 1, characterized in that it is installed in a waste oil refiner pyrolysis reactor of plastic waste, tire waste and other materials.
3. EQUIPAMENTO PARA ALIMENTAÇÃO, de acordo com a reivindicação 1, caracterizado pelo fato de ser operado mediante acionamento do cilindro hidráulico (4) , carregado de resíduo no chassi (8), à frente do reator de pirólise, manipulando-se através de respectivos botões da caixa elétrica, acionando-se o pistão do cilindro hidráulico (4), que empurra os resíduos do dito tambor de alimentação (2), através da saída dianteira do mesmo, caindo naturalmente no reator; a seguir coloca-se o gancho (12) dentro do reator, e aciona-se o botão do guincho na caixa de controle elétrica (5) ; a seguir, os resíduos do fios de aço do fundo do reator serão removidos com o movimento do guincho.
Feeding equipment according to Claim 1, characterized in that it is operated by driving the waste-loaded hydraulic cylinder (4) in the chassis (8) in front of the pyrolysis reactor and manipulating it through the respective push buttons of the electrical box, driving the hydraulic cylinder piston (4), which pushes the residues of said feed drum (2), through its front outlet, falling naturally in the reactor; The hook (12) is then placed inside the reactor and the winch button is pressed on the electrical control box (5). then the steel wire debris from the bottom of the reactor will be removed with the winch movement.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210385598.1A CN102888239B (en) | 2012-10-12 | 2012-10-12 | Feeding machine for waste plastic/waste tire oil refiner |
| CNCN102888239A | 2012-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2014056064A1 true WO2014056064A1 (en) | 2014-04-17 |
Family
ID=47531924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/BR2013/000414 WO2014056064A1 (en) | 2012-10-12 | 2013-10-14 | Machine for stoking an oil refinery producing oil from used tires and plastics waste |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102888239B (en) |
| WO (1) | WO2014056064A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110898767B (en) * | 2019-12-30 | 2022-02-25 | 河南东盈环资科技有限公司 | Steel wire pulling equipment of tire cracking reaction kettle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1694290A (en) * | 1927-04-11 | 1928-12-04 | Clair John Christian St | Combined coal stoker and burner |
| US1736565A (en) * | 1927-01-31 | 1929-11-19 | Woodcock Willard Jay | Automatic stoker |
| DE2821767A1 (en) * | 1978-05-18 | 1979-11-22 | Josef Probsteder | STOVE FOR WASTE SOLID FUEL |
| US4646662A (en) * | 1985-05-20 | 1987-03-03 | Peter C. McGee | Overfeed stoker |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948550A1 (en) * | 1979-12-03 | 1981-06-04 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | METHOD AND DEVICE FOR MONITORING THE HYDRATING PRESSURE WHEN HYDROGENING COAL WITH HYDROGEN TO HYDROCARBONS |
| CN2687127Y (en) * | 2004-04-01 | 2005-03-23 | 王际平 | Waste plastic thermal cracking oil production opparatus |
| KR20080001457U (en) * | 2006-11-27 | 2008-05-30 | 조대형 | Waste synthetic resin emulsification and solid fuel manufacturing equipment |
| CN102504857B (en) * | 2011-11-07 | 2013-11-06 | 李昊民 | Intermittent type waste rubber cracking device |
| CN202881189U (en) * | 2012-10-12 | 2013-04-17 | 新乡市华音再生能源设备有限公司 | Feeding machine of waste plastic and waste tire oil refining furnace |
-
2012
- 2012-10-12 CN CN201210385598.1A patent/CN102888239B/en not_active Expired - Fee Related
-
2013
- 2013-10-14 WO PCT/BR2013/000414 patent/WO2014056064A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1736565A (en) * | 1927-01-31 | 1929-11-19 | Woodcock Willard Jay | Automatic stoker |
| US1694290A (en) * | 1927-04-11 | 1928-12-04 | Clair John Christian St | Combined coal stoker and burner |
| DE2821767A1 (en) * | 1978-05-18 | 1979-11-22 | Josef Probsteder | STOVE FOR WASTE SOLID FUEL |
| US4646662A (en) * | 1985-05-20 | 1987-03-03 | Peter C. McGee | Overfeed stoker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102888239A (en) | 2013-01-23 |
| CN102888239B (en) | 2014-04-23 |
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