BE830896A - PROCEDURE FOR ENSURING AND MAINTAINING THE CLEANLINESS OF AN OBSERVATION PORT - Google Patents
PROCEDURE FOR ENSURING AND MAINTAINING THE CLEANLINESS OF AN OBSERVATION PORTInfo
- Publication number
- BE830896A BE830896A BE6045076A BE6045076A BE830896A BE 830896 A BE830896 A BE 830896A BE 6045076 A BE6045076 A BE 6045076A BE 6045076 A BE6045076 A BE 6045076A BE 830896 A BE830896 A BE 830896A
- Authority
- BE
- Belgium
- Prior art keywords
- cleanliness
- ensuring
- maintaining
- procedure
- observation port
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D21/02—Observation or illuminating devices
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/24—Test rods or other checking devices
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
- G02B23/2492—Arrangements for use in a hostile environment, e.g. a very hot, cold or radioactive environment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
- F27D25/001—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag comprising breaking tools, e.g. hammers, drills, scrapers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Blast Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762628939 DE2628939C2 (en) | 1975-07-01 | 1976-06-28 | Method for keeping an observation opening free, in particular in a blast furnace |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE830896 | 1975-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE830896A true BE830896A (en) | 1976-01-02 |
Family
ID=3861231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE6045076A BE830896A (en) | 1975-07-01 | 1975-07-01 | PROCEDURE FOR ENSURING AND MAINTAINING THE CLEANLINESS OF AN OBSERVATION PORT |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5210808A (en) |
BE (1) | BE830896A (en) |
FR (1) | FR2316564A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2354386A1 (en) * | 1976-06-11 | 1978-01-06 | Centre Rech Metallurgique | Observation hole for blast furnaces - using current of compressed gas to keep dust off porthole |
FR2361620A1 (en) * | 1976-08-13 | 1978-03-10 | Svenska Rotor Maskiner Ab | CLEANING DEVICE FOR THE OBJECTIVE OF A TEMPERATURE DETECTOR SUITABLE IN PARTICULAR FOR A RECOVERY HEAT EXCHANGER |
EP0374642A1 (en) * | 1988-12-20 | 1990-06-27 | British Steel plc | Observation of furnace interiors |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH714454A2 (en) | 2017-12-15 | 2019-06-28 | T Meili Reto | Device for monitoring processes inside explosion-proof reaction vessels. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2920585A (en) * | 1955-12-30 | 1960-01-12 | Babcock & Wilcox Co | Observation or lance door |
US3276442A (en) * | 1965-02-24 | 1966-10-04 | Combustion Eng | Furnace observation port |
LU52435A1 (en) * | 1966-11-24 | 1968-06-25 | ||
JPS5178460A (en) * | 1974-12-27 | 1976-07-08 | Ikuo Tajima | RENDOSHIKITATOGATASHISHUMISHIN |
-
1975
- 1975-07-01 BE BE6045076A patent/BE830896A/en not_active IP Right Cessation
-
1976
- 1976-06-29 FR FR7620685A patent/FR2316564A1/en active Granted
- 1976-07-01 JP JP7845976A patent/JPS5210808A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2354386A1 (en) * | 1976-06-11 | 1978-01-06 | Centre Rech Metallurgique | Observation hole for blast furnaces - using current of compressed gas to keep dust off porthole |
FR2361620A1 (en) * | 1976-08-13 | 1978-03-10 | Svenska Rotor Maskiner Ab | CLEANING DEVICE FOR THE OBJECTIVE OF A TEMPERATURE DETECTOR SUITABLE IN PARTICULAR FOR A RECOVERY HEAT EXCHANGER |
EP0374642A1 (en) * | 1988-12-20 | 1990-06-27 | British Steel plc | Observation of furnace interiors |
Also Published As
Publication number | Publication date |
---|---|
FR2316564B1 (en) | 1982-07-23 |
FR2316564A1 (en) | 1977-01-28 |
JPS5210808A (en) | 1977-01-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CENTRUM VOOR RESEARCH IN DE METALLURGIE VZW Effective date: 19890731 Owner name: CENTRE DE RECHERCHE METALLURGIQUE ASBL Effective date: 19890731 |