EP0107044A3 - Bull ring for a coal pulverizer - Google Patents

Bull ring for a coal pulverizer Download PDF

Info

Publication number: EP0107044A3
Authority: EP; European Patent Office
Prior art keywords: coal pulverizer; bull ring; bull; ring; pulverizer
Prior art date: 1982-10-22
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

Application number

EP83109386A

Other versions

EP0107044B1 (en

EP0107044A2 (en

Inventor

Theodore Vincent Maliszewski, Jr.

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.)

Combustion Engineering Inc

Original Assignee

Lummus Crest SARL

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.)

1982-10-22

Filing date

1983-09-21

Publication date

1986-03-12

1983-09-21 Application filed by Lummus Crest SARL filed Critical Lummus Crest SARL

1984-05-02 Publication of EP0107044A2 publication Critical patent/EP0107044A2/en

1986-03-12 Publication of EP0107044A3 publication Critical patent/EP0107044A3/en

1989-02-01 Application granted granted Critical

1989-02-01 Publication of EP0107044B1 publication Critical patent/EP0107044B1/en

Status Expired legal-status Critical Current

Links

244000309464 bull Species 0.000 title 1
239000003245 coal Substances 0.000 title 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/04—Mills with pressed pendularly-mounted rollers, e.g. spring pressed
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/003—Shape or construction of discs or rings

Landscapes

Engineering & Computer Science (AREA)
Food Science & Technology (AREA)
Crushing And Grinding (AREA)
Solid Fuels And Fuel-Associated Substances (AREA)
Disintegrating Or Milling (AREA)
Polishing Bodies And Polishing Tools (AREA)

EP83109386A 1982-10-22 1983-09-21 Bull ring for a coal pulverizer Expired EP0107044B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US43608982A	1982-10-22	1982-10-22
US436089		1982-10-22

Publications (3)

Publication Number	Publication Date
EP0107044A2 EP0107044A2 (en)	1984-05-02
EP0107044A3 true EP0107044A3 (en)	1986-03-12
EP0107044B1 EP0107044B1 (en)	1989-02-01

Family

ID=23731069

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP83109386A Expired EP0107044B1 (en)	1982-10-22	1983-09-21	Bull ring for a coal pulverizer

Country Status (9)

Country	Link
EP (1)	EP0107044B1 (en)
JP (1)	JPS5992038A (en)
KR (1)	KR840006296A (en)
AU (1)	AU567696B2 (en)
CA (1)	CA1235105A (en)
DE (1)	DE3379103D1 (en)
ES (1)	ES526537A0 (en)
IN (1)	IN157719B (en)
ZA (1)	ZA836264B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IN166426B (en) *	1986-02-24	1990-05-05	Combustion Eng
KR100382575B1 (en) *	2000-09-27	2003-05-01	이영진	A recycled roller tire for pulverizer and a recycling process therefor
KR100660569B1 (en) *	2005-12-15	2006-12-22	한국남동발전 주식회사	Maintenance method of roller and turn table of pulverizer
KR100799294B1 (en) *	2007-10-05	2008-01-30	어드벤스드레곤(주)	A fire sensor in the pulverizer for a thermal power plant
US9604226B2 (en)	2012-05-01	2017-03-28	Innovative Combustion Technologies, Inc.	Pulverizer mill protection system
WO2013166179A1 (en) *	2012-05-01	2013-11-07	Innovative Combustion Technologies, Inc.	Pulverizer mill protection system
CN103468990B (en) *	2013-09-18	2016-03-09	胡力	For the production of the production line of the blank of VN alloy

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2848170A (en) *	1953-07-24	1958-08-19	Combustion Eng	Wear compensating means for pulverizing mills of the ring-roller type
US3138337A (en) *	1963-03-26	1964-06-23	Combustion Eng	Pulverizing bowl mill utlizing a segmented bull ring
US3186650A (en) *	1961-04-13	1965-06-01	Int Nickel Co	Duplex mill liners
US3355264A (en) *	1965-02-03	1967-11-28	Canada Iron Foundries Ltd	Composite impact and abrasion resistant material
DE1507580A1 (en) *	1966-05-20	1969-04-03	Loesche Kg	Wear part, in particular grinding ring segment for roller mills, roller mills, spring roller mills and the like.
FR2492275A1 (en) *	1980-10-21	1982-04-23	Genot Francois	Hammer for crushing domestic refuse - is made of tough, wear resistant cast steel

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ZA844074B (en) *	1983-05-30	1986-04-30	Vickers Australia Ltd	Abrasion resistant materials

1983
- 1983-03-03 IN IN265/CAL/83A patent/IN157719B/en unknown
- 1983-08-17 CA CA000434792A patent/CA1235105A/en not_active Expired
- 1983-08-24 ZA ZA836264A patent/ZA836264B/en unknown
- 1983-09-21 DE DE8383109386T patent/DE3379103D1/en not_active Expired
- 1983-09-21 EP EP83109386A patent/EP0107044B1/en not_active Expired
- 1983-10-18 ES ES526537A patent/ES526537A0/en active Granted
- 1983-10-20 JP JP58195388A patent/JPS5992038A/en active Pending
- 1983-10-20 KR KR1019830004961A patent/KR840006296A/en not_active Application Discontinuation
- 1983-10-21 AU AU20491/83A patent/AU567696B2/en not_active Ceased

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2848170A (en) *	1953-07-24	1958-08-19	Combustion Eng	Wear compensating means for pulverizing mills of the ring-roller type
US3186650A (en) *	1961-04-13	1965-06-01	Int Nickel Co	Duplex mill liners
US3138337A (en) *	1963-03-26	1964-06-23	Combustion Eng	Pulverizing bowl mill utlizing a segmented bull ring
US3355264A (en) *	1965-02-03	1967-11-28	Canada Iron Foundries Ltd	Composite impact and abrasion resistant material
DE1507580A1 (en) *	1966-05-20	1969-04-03	Loesche Kg	Wear part, in particular grinding ring segment for roller mills, roller mills, spring roller mills and the like.
FR2492275A1 (en) *	1980-10-21	1982-04-23	Genot Francois	Hammer for crushing domestic refuse - is made of tough, wear resistant cast steel

Also Published As

Publication number	Publication date
ES8503525A1 (en)	1985-03-01
ES526537A0 (en)	1985-03-01
KR840006296A (en)	1984-11-29
CA1235105A (en)	1988-04-12
AU2049183A (en)	1984-05-03
ZA836264B (en)	1984-04-25
EP0107044B1 (en)	1989-02-01
AU567696B2 (en)	1987-12-03
IN157719B (en)	1986-05-24
JPS5992038A (en)	1984-05-28
DE3379103D1 (en)	1989-03-09
EP0107044A2 (en)	1984-05-02

Legal Events

Date	Code	Title	Description
1984-03-03	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
1984-05-02	AK	Designated contracting states	Designated state(s): BE DE FR GB IT NL SE
1984-07-25	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: LUMMUS CREST S.A.R.L.
1986-01-23	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1986-03-12	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): BE DE FR GB IT NL SE
1986-10-29	17P	Request for examination filed	Effective date: 19860827
1987-04-08	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: LUMMUS CREST SARL
1987-07-08	17Q	First examination report despatched	Effective date: 19870522
1988-12-17	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1989-02-01	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): BE DE FR GB IT NL SE
1989-03-08	RAP2	Party data changed (patent owner data changed or rights of a patent transferred)	Owner name: COMBUSTION ENGINEERING, INC.
1989-03-09	REF	Corresponds to:	Ref document number: 3379103 Country of ref document: DE Date of ref document: 19890309
1989-04-17	ITF	It: translation for a ep patent filed	Owner name: ING. ZINI MARANESI & C. S.R.L.
1989-06-09	ET	Fr: translation filed
1989-07-17	NLT2	Nl: modifications (of names), taken from the european patent patent bulletin	Owner name: COMBUSTION ENGINEERING, INC. TE WINDSOR, CONNECTIC
1989-12-04	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1989-12-04	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1989-12-31	BECN	Be: change of holder's name	Effective date: 19890201
1990-01-24	26N	No opposition filed
1993-06-23	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19930623 Year of fee payment: 11
1993-06-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: SE Payment date: 19930630 Year of fee payment: 11
1993-07-01	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19930701 Year of fee payment: 11
1993-07-02	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: BE Payment date: 19930702 Year of fee payment: 11
1993-07-29	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19930729 Year of fee payment: 11
1993-09-30	ITTA	It: last paid annual fee
1993-09-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 19930930 Year of fee payment: 11
1994-09-21	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19940921
1994-09-22	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: SE Effective date: 19940922
1994-09-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: BE Effective date: 19940930
1995-01-31	EAL	Se: european patent in force in sweden	Ref document number: 83109386.9
1995-03-31	BERE	Be: lapsed	Owner name: COMBUSTION ENGINEERING INC. Effective date: 19940930
1995-04-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Effective date: 19950401
1995-05-16	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee
1995-05-17	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19940921
1995-05-31	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19950531
1995-06-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19950601
1995-06-12	EUG	Se: european patent has lapsed	Ref document number: 83109386.9
1995-07-28	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST

Publication	Publication Date	Title
GB2131540B (en)	1986-08-20	Combustor liner
AU566486B2 (en)	1987-10-22	Burner for pulverized coal
JPS5787855A (en)	1982-06-01	Crusher for coal
DE3273571D1 (en)	1986-11-06	Coal-water slurry
GB8316374D0 (en)	1983-07-20	Combustor liner
GB2115501B (en)	1985-07-10	A bearing ring
JPS5776089A (en)	1982-05-12	Improvement on coal gasification
DE3379103D1 (en)	1989-03-09	Bull ring for a coal pulverizer
GB8319087D0 (en)	1983-08-17	Excavatory machine for coal and mining operations
ZA83346B (en)	1984-03-28	Coal extraction
GB2115722B (en)	1986-07-16	A rollermill
GB2047648B (en)	1983-03-30	Connection means for a scraper-chain conveyor
GB2153984B (en)	1987-10-07	Ring obturator for a cannon
ZA839521B (en)	1984-09-26	Coal preparation
DE3360954D1 (en)	1985-11-14	A method for the underground gasification of coal or browncoal
GB2116877B (en)	1985-09-11	A rollermill
GB8306929D0 (en)	1983-04-20	Cutter-bit assemblies for mining
ZA83869B (en)	1984-05-30	A conveyor
JPS57190655A (en)	1982-11-24	Coal crusher
KR840000629Y1 (en)	1984-04-18	A burner for wastes
ATA394179A (en)	1983-06-15	Conveying capsule for a pneumatic-post installation
IE822034L (en)	1983-02-24	Sleeve for lining a well
AU548210B2 (en)	1985-11-28	Deashing coal
AU87351S (en)	1983-07-18	A shredder
AU1749683A (en)	1984-02-09	Coal pulverizer