US3692293A - Apparatus for blowing high-temperature reducing gas into blast furnace - Google Patents
Apparatus for blowing high-temperature reducing gas into blast furnace Download PDFInfo
- Publication number
- US3692293A US3692293A US136073A US3692293DA US3692293A US 3692293 A US3692293 A US 3692293A US 136073 A US136073 A US 136073A US 3692293D A US3692293D A US 3692293DA US 3692293 A US3692293 A US 3692293A
- Authority
- US
- United States
- Prior art keywords
- gas
- furnace
- blast furnace
- pressure
- pressure gauge
- 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 - Lifetime
Links
- 238000007664 blowing Methods 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 92
- 239000002994 raw material Substances 0.000 claims abstract description 24
- 238000005336 cracking Methods 0.000 claims abstract description 19
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 19
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000001301 oxygen Substances 0.000 claims abstract description 13
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 13
- 239000000295 fuel oil Substances 0.000 description 4
- 206010037660 Pyrexia Diseases 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- WJXSXWBOZMVFPJ-NENRSDFPSA-N N-[(2R,3R,4R,5S,6R)-4,5-dihydroxy-6-methoxy-2,4-dimethyloxan-3-yl]-N-methylacetamide Chemical compound CO[C@@H]1O[C@H](C)[C@@H](N(C)C(C)=O)[C@@](C)(O)[C@@H]1O WJXSXWBOZMVFPJ-NENRSDFPSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000718541 Tetragastris balsamifera Species 0.000 description 1
- 244000269722 Thea sinensis Species 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 i.e. Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Blast Furnaces (AREA)
- Manufacture Of Iron (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP45045830A JPS4912803B1 (fr) | 1970-05-28 | 1970-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
US3692293A true US3692293A (en) | 1972-09-19 |
Family
ID=12730136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US136073A Expired - Lifetime US3692293A (en) | 1970-05-28 | 1971-04-21 | Apparatus for blowing high-temperature reducing gas into blast furnace |
Country Status (8)
Country | Link |
---|---|
US (1) | US3692293A (fr) |
JP (1) | JPS4912803B1 (fr) |
BE (1) | BE766508A (fr) |
CA (1) | CA972153A (fr) |
FR (1) | FR2090346B1 (fr) |
GB (1) | GB1305501A (fr) |
NL (1) | NL170436C (fr) |
SU (1) | SU407455A3 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5354161A (en) * | 1992-11-12 | 1994-10-11 | Laurel Bank Machines Co., Ltd. | Check book issuing machine |
CN101519703B (zh) * | 2008-02-26 | 2010-12-08 | 宝山钢铁股份有限公司 | 一种低焦比高炉炼铁工艺 |
EP2301597A1 (fr) | 1994-07-22 | 2011-03-30 | United States Surgical Corporation | Polymères ramifiés bio-absorbable contenant des unités dérivées de dioxanone et dispositifs médicaux/chirurgicaux fabriqués à partir de ceux-ci |
-
1970
- 1970-05-28 JP JP45045830A patent/JPS4912803B1/ja active Pending
-
1971
- 1971-04-21 US US136073A patent/US3692293A/en not_active Expired - Lifetime
- 1971-04-30 GB GB1250071A patent/GB1305501A/en not_active Expired
- 1971-04-30 BE BE766508A patent/BE766508A/fr unknown
- 1971-05-24 SU SU1660276A patent/SU407455A3/ru active
- 1971-05-25 NL NLAANVRAGE7107141,A patent/NL170436C/xx not_active IP Right Cessation
- 1971-05-27 FR FR7119357A patent/FR2090346B1/fr not_active Expired
- 1971-05-28 CA CA114,307A patent/CA972153A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5354161A (en) * | 1992-11-12 | 1994-10-11 | Laurel Bank Machines Co., Ltd. | Check book issuing machine |
EP2301597A1 (fr) | 1994-07-22 | 2011-03-30 | United States Surgical Corporation | Polymères ramifiés bio-absorbable contenant des unités dérivées de dioxanone et dispositifs médicaux/chirurgicaux fabriqués à partir de ceux-ci |
CN101519703B (zh) * | 2008-02-26 | 2010-12-08 | 宝山钢铁股份有限公司 | 一种低焦比高炉炼铁工艺 |
Also Published As
Publication number | Publication date |
---|---|
FR2090346B1 (fr) | 1974-10-11 |
NL170436B (nl) | 1982-06-01 |
DE2120833A1 (de) | 1971-12-02 |
FR2090346A1 (fr) | 1972-01-14 |
SU407455A3 (fr) | 1973-11-21 |
GB1305501A (fr) | 1973-02-07 |
NL7107141A (fr) | 1971-11-30 |
CA972153A (en) | 1975-08-05 |
JPS4912803B1 (fr) | 1974-03-27 |
BE766508A (fr) | 1971-09-16 |
NL170436C (nl) | 1982-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2502259A (en) | Method of eliminating carbon from and controlling the temperature of molten steel | |
US3692293A (en) | Apparatus for blowing high-temperature reducing gas into blast furnace | |
US3190747A (en) | System for recovering waste gases from a metal refining zone | |
US3165399A (en) | Method of controlling admission of fuel and air to blast furnaces | |
US3485619A (en) | Method of automatic control and adjustment of oxygen blowing processes | |
EA013661B1 (ru) | Способ интеграции доменной печи и устройства разделения газов воздуха | |
US4421553A (en) | Process for operating a blast furnace | |
US3690632A (en) | Blast furnace control based on measurement of pressures at spaced points along the height of the furnace | |
ES417414A1 (es) | Un aparato para controlar el funcionamiento de un converti-dor de afino de acero. | |
Zulhan et al. | Vacuum treatment of molten steel: RH (Rurhstahl Heraeus) versus VTD (vacuum tank degasser) | |
SU1695828A3 (ru) | Способ продувки расплава в печи | |
US4767103A (en) | Convertor pressure control device in a convertor waste gas disposing device | |
US3342472A (en) | Apparatus for recovering waste gases from a metal refining zone | |
US3346249A (en) | Gaseous fuel control system and apparatus for furnaces | |
US3212879A (en) | Process and apparatus for controlling shaft furnaces | |
US3603572A (en) | Method and apparatus for operating basic oxygen furnaces | |
CN213142078U (zh) | 一种转炉钢包底吹自动调节装置 | |
KR100530329B1 (ko) | 소둔로 안정 로압제어를 위한 분리 로압 제어 장치 | |
US3220825A (en) | Control for blast furnaces | |
JPH0434610B2 (fr) | ||
US3759698A (en) | Method of blowing reducing gas into a blast furnace | |
US4407490A (en) | Method and a means for introducing close-grained carbonaceous fuels into an iron melting bath | |
US2394595A (en) | Apparatus for controlling the pressure of furnace gases | |
US317264A (en) | Method of regulating the blast-pressure of converters | |
JPS5757818A (en) | Method for controlling changeover of gas of metal refining furnace |