CA1235105A - Bull ring for a coal pulverizer - Google Patents
Bull ring for a coal pulverizerInfo
- Publication number
- CA1235105A CA1235105A CA000434792A CA434792A CA1235105A CA 1235105 A CA1235105 A CA 1235105A CA 000434792 A CA000434792 A CA 000434792A CA 434792 A CA434792 A CA 434792A CA 1235105 A CA1235105 A CA 1235105A
- Authority
- CA
- Canada
- Prior art keywords
- wear
- resistant layer
- grinding table
- bull ring
- base
- 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.)
- Expired
Links
- 244000309464 bull Species 0.000 title claims abstract description 27
- 239000003245 coal Substances 0.000 title abstract description 16
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 8
- 239000000956 alloy Substances 0.000 claims abstract description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 4
- 239000011651 chromium Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 24
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 239000011572 manganese Substances 0.000 claims description 2
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 claims 1
- 229910003470 tongbaite Inorganic materials 0.000 claims 1
- 238000010298 pulverizing process Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 241000282320 Panthera leo Species 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004449 solid propellant Substances 0.000 description 2
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 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)
- Polishing Bodies And Polishing Tools (AREA)
- Disintegrating Or Milling (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US43608982A | 1982-10-22 | 1982-10-22 | |
| US436,089 | 1982-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1235105A true CA1235105A (en) | 1988-04-12 |
Family
ID=23731069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000434792A Expired CA1235105A (en) | 1982-10-22 | 1983-08-17 | Bull ring for a coal pulverizer |
Country Status (9)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IN166426B (enrdf_load_stackoverflow) * | 1986-02-24 | 1990-05-05 | Combustion Eng | |
| KR100382575B1 (ko) * | 2000-09-27 | 2003-05-01 | 이영진 | 미분기의 롤타이어 재생방법 및 재생롤타이어 |
| KR100660569B1 (ko) * | 2005-12-15 | 2006-12-22 | 한국남동발전 주식회사 | 분쇄기의 롤러 및 회전판의 보수 방법 |
| KR100799294B1 (ko) * | 2007-10-05 | 2008-01-30 | 어드벤스드레곤(주) | 화력발전소 석탄분쇄용 미분기 화재 감지장치 |
| 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 (zh) * | 2013-09-18 | 2016-03-09 | 胡力 | 用于生产钒氮合金的坯料的生产线 |
Family Cites Families (7)
| 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 |
| GB928928A (en) * | 1961-04-13 | 1963-06-19 | Mond Nickel Co Ltd | Improvements relating to liners for grinding mills |
| 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 (de) * | 1966-05-20 | 1969-04-03 | Loesche Kg | Verschleissteil,insbesondere Mahlringsegment fuer Waelzmuehlen,Walzenmuehlen,Federrollenmuehlen u.dgl. |
| FR2492275A1 (fr) * | 1980-10-21 | 1982-04-23 | Genot Francois | Marteaux de broyage pour broyeurs a ordures menageres |
| 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/xx unknown
- 1983-09-21 DE DE8383109386T patent/DE3379103D1/de not_active Expired
- 1983-09-21 EP EP83109386A patent/EP0107044B1/en not_active Expired
- 1983-10-18 ES ES526537A patent/ES8503525A1/es not_active Expired
- 1983-10-20 JP JP58195388A patent/JPS5992038A/ja active Pending
- 1983-10-20 KR KR1019830004961A patent/KR840006296A/ko not_active Ceased
- 1983-10-21 AU AU20491/83A patent/AU567696B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| ES526537A0 (es) | 1985-03-01 |
| EP0107044A2 (en) | 1984-05-02 |
| AU567696B2 (en) | 1987-12-03 |
| IN157719B (enrdf_load_stackoverflow) | 1986-05-24 |
| JPS5992038A (ja) | 1984-05-28 |
| ES8503525A1 (es) | 1985-03-01 |
| AU2049183A (en) | 1984-05-03 |
| KR840006296A (ko) | 1984-11-29 |
| EP0107044A3 (en) | 1986-03-12 |
| DE3379103D1 (en) | 1989-03-09 |
| EP0107044B1 (en) | 1989-02-01 |
| ZA836264B (en) | 1984-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |