EP3730839A4 - Ash pushing device - Google Patents

Ash pushing device Download PDF

Info

Publication number: EP3730839A4
Authority: EP; European Patent Office
Prior art keywords: pushing device; ash pushing; ash; pushing
Prior art date: 2018-02-09
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP19750979.7A

Other languages

German (de)

French (fr)

Other versions

EP3730839A1 (en

Inventor

Yuki Ushio

Takahiro ODANO

Daiki USHIGOME

Katsuhiro Takahashi

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Mitsubishi Heavy Industries Environmental and Chemical Engineering Co Ltd

Original Assignee

Mitsubishi Heavy Industries Environmental and Chemical Engineering Co Ltd

Priority date (The priority date 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 date listed.)

2018-02-09

Filing date

2019-02-08

Publication date

2021-03-03

2019-02-08 Application filed by Mitsubishi Heavy Industries Environmental and Chemical Engineering Co Ltd filed Critical Mitsubishi Heavy Industries Environmental and Chemical Engineering Co Ltd

2020-10-28 Publication of EP3730839A1 publication Critical patent/EP3730839A1/en

2021-03-03 Publication of EP3730839A4 publication Critical patent/EP3730839A4/en

Status Withdrawn legal-status Critical Current

Links

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/06—Mechanically-operated devices, e.g. clinker pushers
- 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
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/02—Apparatus for removing ash, clinker, or slag from ash-pits, e.g. by employing trucks or conveyors, by employing suction devices
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2700/00—Ash removal, handling and treatment means; Ash and slag handling in pulverulent fuel furnaces; Ash removal means for incinerators
- F23J2700/003—Ash removal means for incinerators
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/01006—Airlock sealing associated with ash removal means
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/01009—Controls related to ash or slag extraction
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2900/00—Special arrangements for conducting or purifying combustion fumes; Treatment of fumes or ashes
- F23J2900/01021—Removing ashes from the ash pit using reciprocating means, e.g. pushers

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Gasification And Melting Of Waste (AREA)

EP19750979.7A 2018-02-09 2019-02-08 Ash pushing device Withdrawn EP3730839A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2018022206A JP6417617B1 (en)	2018-02-09	2018-02-09	Ash extrusion equipment
PCT/JP2019/004662 WO2019156221A1 (en)	2018-02-09	2019-02-08	Ash pushing device

Publications (2)

Publication Number	Publication Date
EP3730839A1 EP3730839A1 (en)	2020-10-28
EP3730839A4 true EP3730839A4 (en)	2021-03-03

Family

ID=64098662

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19750979.7A Withdrawn EP3730839A4 (en)	2018-02-09	2019-02-08	Ash pushing device

Country Status (5)

Country	Link
EP (1)	EP3730839A4 (en)
JP (1)	JP6417617B1 (en)
CN (1)	CN111630322A (en)
RU (1)	RU2744426C1 (en)
WO (1)	WO2019156221A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP6718563B1 (en) *	2020-02-04	2020-07-08	三菱重工環境・化学エンジニアリング株式会社	Ash extrusion apparatus and method for modifying ash extrusion apparatus
JP6718564B1 (en) *	2020-02-04	2020-07-08	三菱重工環境・化学エンジニアリング株式会社	Ash extrusion apparatus and method for modifying ash extrusion apparatus
CN111423907B (en) *	2020-04-03	2021-08-13	重庆秋松环保科技有限公司	Automatic slag removal system of pyrolysis gasifier
JP6752988B1 (en) *	2020-04-27	2020-09-09	三菱重工環境・化学エンジニアリング株式会社	How to modify the ash extruder and ash extruder
CN114226053B (en) *	2021-12-07	2024-11-15	苏州西热节能环保技术有限公司	An automatic slag collection system for coal mill
CN114560320A (en) *	2022-03-16	2022-05-31	深圳能源环保股份有限公司	Wet scraper unit for scraping scum
CN115031246B (en) *	2022-06-24	2025-08-22	中节能(西安)环保能源有限公司	Slag remover with automatic water replenishment
JP7391259B1 (en) *	2023-08-04	2023-12-04	三菱重工環境・化学エンジニアリング株式会社	ash extrusion equipment
JP7391262B1 (en) *	2023-09-13	2023-12-04	三菱重工環境・化学エンジニアリング株式会社	ash extrusion equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53111679U (en) *	1977-02-15	1978-09-06
JPH085049A (en) *	1994-06-16	1996-01-12	Hitachi Zosen Corp	Water-cooled ash discharge device
JPH11166712A (en) *	1997-12-03	1999-06-22	Sumitomo Heavy Ind Ltd	Incineration ash recovery equipment

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS51142778U (en) *	1975-05-13	1976-11-17
FR2323102A1 (en) *	1975-09-05	1977-04-01	Martin Johannes Josef	WASTE EVACUATION DEVICE FOR LARGE FIREPLACES
JPS60132537U (en) *	1984-02-15	1985-09-04	川崎重工業株式会社	Ash extruder water level adjustment structure
US4520738A (en) *	1984-06-19	1985-06-04	Kabushiki Kaisha Takuma	Device to force out incineration ash
JPH0116916Y2 (en) *	1984-10-12	1989-05-17
JPS6252735U (en) *	1985-09-20	1987-04-02
CH677140A5 (en) *	1988-10-11	1991-04-15	W & E Umwelttechnik Ag
DE19508488C3 (en) *	1995-03-09	2001-03-15	Martin Umwelt & Energietech	Method and device for generating landfill-capable or further-processable combustion residues from a waste incineration plant
JP2002257319A (en) *	2001-02-27	2002-09-11	Mitsubishi Heavy Ind Ltd	Ash pusher
DE10213789B4 (en) *	2002-03-27	2006-04-20	Martin GmbH für Umwelt- und Energietechnik	Process for the treatment of combustion residues of a combustion plant
KR101302025B1 (en) *	2011-05-12	2013-08-30	지에스플라텍 주식회사	Apparatus and method for treating ash from waste incinerators using plasma arc
JP6293213B2 (en)	2016-08-01	2018-03-14	三菱電機株式会社	Lane marking detection correction device, lane marking detection correction method, and automatic driving system

2018
- 2018-02-09 JP JP2018022206A patent/JP6417617B1/en active Active
2019
- 2019-02-08 WO PCT/JP2019/004662 patent/WO2019156221A1/en not_active Ceased
- 2019-02-08 EP EP19750979.7A patent/EP3730839A4/en not_active Withdrawn
- 2019-02-08 RU RU2020124975A patent/RU2744426C1/en active
- 2019-02-08 CN CN201980009032.9A patent/CN111630322A/en active Pending

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53111679U (en) *	1977-02-15	1978-09-06
JPH085049A (en) *	1994-06-16	1996-01-12	Hitachi Zosen Corp	Water-cooled ash discharge device
JPH11166712A (en) *	1997-12-03	1999-06-22	Sumitomo Heavy Ind Ltd	Incineration ash recovery equipment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019156221A1 *

Also Published As

Publication number	Publication date
WO2019156221A1 (en)	2019-08-15
JP2019138550A (en)	2019-08-22
RU2744426C1 (en)	2021-03-09
EP3730839A1 (en)	2020-10-28
JP6417617B1 (en)	2018-11-07
CN111630322A (en)	2020-09-04

Legal Events

Date	Code	Title	Description
2019-08-17	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2020-09-25	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2020-09-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2020-10-28	17P	Request for examination filed	Effective date: 20200723
2020-10-28	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2020-10-28	AX	Request for extension of the european patent	Extension state: BA ME
2021-03-03	A4	Supplementary search report drawn up and despatched	Effective date: 20210128
2021-03-03	RIC1	Information provided on ipc code assigned before grant	Ipc: F23J 1/00 20060101ALI20210122BHEP Ipc: F23J 1/06 20060101ALI20210122BHEP Ipc: F23J 1/02 20060101AFI20210122BHEP
2021-05-19	DAV	Request for validation of the european patent (deleted)
2021-05-19	DAX	Request for extension of the european patent (deleted)
2022-08-23	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2022-08-23	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: GRANT OF PATENT IS INTENDED
2022-09-21	INTG	Intention to grant announced	Effective date: 20220824
2023-05-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2023-06-07	18D	Application deemed to be withdrawn	Effective date: 20230104

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