EP0348659A3 - Roller bowl mill - Google Patents

Roller bowl mill Download PDF

Info

Publication number
EP0348659A3
EP0348659A3 EP89108953A EP89108953A EP0348659A3 EP 0348659 A3 EP0348659 A3 EP 0348659A3 EP 89108953 A EP89108953 A EP 89108953A EP 89108953 A EP89108953 A EP 89108953A EP 0348659 A3 EP0348659 A3 EP 0348659A3
Authority
EP
European Patent Office
Prior art keywords
bowl mill
roller bowl
roller
mill
bowl
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
Application number
EP89108953A
Other languages
German (de)
Other versions
EP0348659A2 (en
EP0348659B1 (en
Inventor
Dieter Kiefer
Helmut Grommes
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.)
Deutsche Babcock Werke Energie und Umwelttechnik AG
Original Assignee
Deutsche Babcock Werke AG
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6357753&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0348659(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Deutsche Babcock Werke AG filed Critical Deutsche Babcock Werke AG
Publication of EP0348659A2 publication Critical patent/EP0348659A2/en
Publication of EP0348659A3 publication Critical patent/EP0348659A3/en
Application granted granted Critical
Publication of EP0348659B1 publication Critical patent/EP0348659B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • B02C15/001—Air flow directing means positioned on the periphery of the horizontally rotating milling surface
EP89108953A 1988-07-01 1989-05-18 Roller bowl mill Expired - Lifetime EP0348659B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3822290A DE3822290A1 (en) 1988-07-01 1988-07-01 ROLL BOWL MILL
DE3822290 1988-07-01

Publications (3)

Publication Number Publication Date
EP0348659A2 EP0348659A2 (en) 1990-01-03
EP0348659A3 true EP0348659A3 (en) 1990-03-21
EP0348659B1 EP0348659B1 (en) 1991-12-27

Family

ID=6357753

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89108953A Expired - Lifetime EP0348659B1 (en) 1988-07-01 1989-05-18 Roller bowl mill

Country Status (7)

Country Link
US (1) US4953793A (en)
EP (1) EP0348659B1 (en)
JP (1) JP2764612B2 (en)
CN (1) CN1013927B (en)
DE (2) DE3822290A1 (en)
RU (1) RU1837972C (en)
ZA (1) ZA894081B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1311232C (en) * 1989-07-20 1992-12-08 Randall J. Novotny Pulverizer having rotatable grinding table with replaceable air port segments
US5019196A (en) * 1989-11-20 1991-05-28 Cmi International, Inc. Sand muller bowl liner
DE4412197A1 (en) * 1994-04-08 1995-10-19 Loesche Gmbh Method and device for comminuting material of different grain sizes, in particular an airflow mill
JP5412801B2 (en) * 2008-11-17 2014-02-12 株式会社Ｉｈｉ Biomass mill
JP5791556B2 (en) * 2012-03-26 2015-10-07 三菱日立パワーシステムズ株式会社 Vertical crusher
CN103521308B (en) * 2013-11-05 2016-03-09 长沙深湘通用机器有限公司 Ring-roller mill
EP3079826B1 (en) 2013-12-12 2019-06-05 Coal Milling Projects (Pty) Limited A pulveriser mill
JP6374742B2 (en) * 2014-09-22 2018-08-15 川崎重工業株式会社 Vertical roller mill
EP3025784B1 (en) * 2014-11-27 2017-06-07 Loesche GmbH Grinding bowl
CN112403659A (en) * 2020-11-23 2021-02-26 西安建筑科技大学 Nozzle ring movable vane anti-abrasion cover of medium-speed coal mill

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4687145A (en) * 1985-12-12 1987-08-18 The Babcock & Wilcox Company Roll-and-race pulverizer with rotating throat
EP0264103A2 (en) * 1986-10-15 1988-04-20 STEIN INDUSTRIE Société Anonyme dite: Guiding device for the vertical air flow at the circumference of a rotating bowl of a vertical roller mill
US4752037A (en) * 1987-04-01 1988-06-21 Combustion Engineering, Inc. Vane wheel assembly for rb mills

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE531564C (en) * 1928-04-03 1931-08-12 Alfred Oskar Schulze Spring roller mill with channels breaking through the circumferential grinding path and guide vanes connected to the channels below the grinding path
DE717920C (en) * 1940-06-08 1942-02-26 Ernst Curt Loesche Bearings for spring roller mill rollers
DE1152297B (en) * 1956-07-24 1963-08-01 Loesche Kg Air flow mill
DE1055926B (en) * 1957-10-24 1959-04-23 Loesche Hartzerkleinerungs U Z Spring roller mill
US3138337A (en) * 1963-03-26 1964-06-23 Combustion Eng Pulverizing bowl mill utlizing a segmented bull ring
FR2384545A1 (en) * 1977-03-25 1978-10-20 Moritz Jean MULTIPLE ROLLER CRUSHER
FR2411634A1 (en) * 1977-12-13 1979-07-13 Fives Cail Babcock Vertical grinding mill for minerals or cement clinker - has plate rotatable on vertical axis and supported by shoes for carrying runners or balls
JPS62144548U (en) * 1986-03-04 1987-09-11
JPS62151948U (en) * 1986-03-19 1987-09-26

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4687145A (en) * 1985-12-12 1987-08-18 The Babcock & Wilcox Company Roll-and-race pulverizer with rotating throat
EP0264103A2 (en) * 1986-10-15 1988-04-20 STEIN INDUSTRIE Société Anonyme dite: Guiding device for the vertical air flow at the circumference of a rotating bowl of a vertical roller mill
US4752037A (en) * 1987-04-01 1988-06-21 Combustion Engineering, Inc. Vane wheel assembly for rb mills

Also Published As

Publication number Publication date
DE58900620D1 (en) 1992-02-06
ZA894081B (en) 1990-06-27
CN1039543A (en) 1990-02-14
EP0348659A2 (en) 1990-01-03
JP2764612B2 (en) 1998-06-11
EP0348659B1 (en) 1991-12-27
US4953793A (en) 1990-09-04
RU1837972C (en) 1993-08-30
CN1013927B (en) 1991-09-18
JPH0240243A (en) 1990-02-09
DE3822290A1 (en) 1990-01-04

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