DE9207632U1 - Bohrkopf zum Bohren von Hochofen-Stichlöchern - Google Patents
Bohrkopf zum Bohren von Hochofen-StichlöchernInfo
- Publication number
- DE9207632U1 DE9207632U1 DE9207632U DE9207632U DE9207632U1 DE 9207632 U1 DE9207632 U1 DE 9207632U1 DE 9207632 U DE9207632 U DE 9207632U DE 9207632 U DE9207632 U DE 9207632U DE 9207632 U1 DE9207632 U1 DE 9207632U1
- Authority
- DE
- Germany
- Prior art keywords
- steel
- drill head
- piece
- head according
- steel pipe
- 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
- 238000005553 drilling Methods 0.000 title claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 70
- 239000010959 steel Substances 0.000 claims abstract description 70
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 11
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 229910001018 Cast iron Inorganic materials 0.000 claims description 5
- 229910001296 Malleable iron Inorganic materials 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 230000008021 deposition Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000010079 rubber tapping Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/12—Opening or sealing the tap holes
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/15—Tapping equipment; Equipment for removing or retaining slag
- F27D3/1509—Tapping equipment
- F27D3/1527—Taphole forming equipment, e.g. boring machines, piercing tools
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Earth Drilling (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Drilling And Boring (AREA)
- Drilling Tools (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9207632U DE9207632U1 (de) | 1992-06-05 | 1992-06-05 | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
| EP93101567A EP0576784B1 (de) | 1992-06-05 | 1993-02-02 | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
| DE59308562T DE59308562D1 (de) | 1992-06-05 | 1993-02-02 | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
| AT93101567T ATE166448T1 (de) | 1992-06-05 | 1993-02-02 | Bohrkopf zum bohren von hochofen-stichlöchern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9207632U DE9207632U1 (de) | 1992-06-05 | 1992-06-05 | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE9207632U1 true DE9207632U1 (de) | 1992-08-27 |
Family
ID=6880275
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9207632U Expired - Lifetime DE9207632U1 (de) | 1992-06-05 | 1992-06-05 | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
| DE59308562T Expired - Fee Related DE59308562D1 (de) | 1992-06-05 | 1993-02-02 | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE59308562T Expired - Fee Related DE59308562D1 (de) | 1992-06-05 | 1993-02-02 | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0576784B1 (xx) |
| AT (1) | ATE166448T1 (xx) |
| DE (2) | DE9207632U1 (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005044492A1 (de) * | 2003-11-11 | 2005-05-19 | Techmo Entwicklungs- Und Vertriebs Gmbh | Verfahren und bohrkrone zum bohren eines lochs, insbesondere eines stichlochs eines hochofens |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1602498A (en) * | 1923-12-26 | 1926-10-12 | Edward W Mccanna | Rock-drill bit |
| US2368512A (en) * | 1942-09-14 | 1945-01-30 | Ingersoll Rand Co | Drilling implement |
| US2976944A (en) * | 1957-09-27 | 1961-03-28 | Bassinger Tool Company | Percussion drill bit |
| US3605924A (en) * | 1969-08-26 | 1971-09-20 | Thompson Products Ltd | Drill bit |
| FR2093292A5 (en) * | 1970-06-09 | 1972-01-28 | Atlas Copco France | Furnace tapping tool - for molten metal |
| GB1465560A (en) * | 1973-05-24 | 1977-02-23 | Kennametal Inc | Drilling bit |
| US4047514A (en) * | 1976-10-12 | 1977-09-13 | Toyo Kogyo Co., Ltd. | Furnace taphole drilling bit |
| DE2824958C3 (de) * | 1978-06-07 | 1985-06-05 | Fa. Willi Wader, 5608 Radevormwald | Verfahren zum Herstellen einer Monoblock-Bohrstange mit sechs gleich großen Schneiden |
| DE3118844C2 (de) * | 1980-05-12 | 1986-01-09 | Estel Hoogovens B.V., Ijmuiden | Hochofen-Abstichlochbohrer |
| DD233590A1 (de) * | 1985-01-07 | 1986-03-05 | Bandstahlkombinat Matern Veb | Bohrwerkzeug zum oeffnen des hochofenstiches und verfahren zu seiner herstellung |
| DE3545758A1 (de) * | 1985-12-21 | 1987-06-25 | Wengeler & Kalthoff Hammerwerk | Bohrer zum aufbohren der abstichloecher von hochoefen |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE624060C (de) * | 1933-06-08 | 1936-01-11 | Gewerkschaft Wallram | Gesteinsbohrer mit versetzt zueinander angeordneten unsymmetrischen Fluegeln |
| FR2041448A5 (xx) * | 1969-04-24 | 1971-01-29 | Higgins John | |
| US3592276A (en) * | 1969-04-28 | 1971-07-13 | A M Byers Co | Rotary percussion drilling apparatus |
| DE3707798A1 (de) * | 1987-03-11 | 1988-09-22 | Hawera Probst Kg Hartmetall | Gesteinsbohrer |
| EP0456994A1 (de) * | 1990-05-15 | 1991-11-21 | Willi Wader Gmbh | Bohrstange zum Stichlochbohren an Hochöfen |
-
1992
- 1992-06-05 DE DE9207632U patent/DE9207632U1/de not_active Expired - Lifetime
-
1993
- 1993-02-02 AT AT93101567T patent/ATE166448T1/de not_active IP Right Cessation
- 1993-02-02 EP EP93101567A patent/EP0576784B1/de not_active Expired - Lifetime
- 1993-02-02 DE DE59308562T patent/DE59308562D1/de not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1602498A (en) * | 1923-12-26 | 1926-10-12 | Edward W Mccanna | Rock-drill bit |
| US2368512A (en) * | 1942-09-14 | 1945-01-30 | Ingersoll Rand Co | Drilling implement |
| US2976944A (en) * | 1957-09-27 | 1961-03-28 | Bassinger Tool Company | Percussion drill bit |
| US3605924A (en) * | 1969-08-26 | 1971-09-20 | Thompson Products Ltd | Drill bit |
| FR2093292A5 (en) * | 1970-06-09 | 1972-01-28 | Atlas Copco France | Furnace tapping tool - for molten metal |
| GB1465560A (en) * | 1973-05-24 | 1977-02-23 | Kennametal Inc | Drilling bit |
| US4047514A (en) * | 1976-10-12 | 1977-09-13 | Toyo Kogyo Co., Ltd. | Furnace taphole drilling bit |
| DE2824958C3 (de) * | 1978-06-07 | 1985-06-05 | Fa. Willi Wader, 5608 Radevormwald | Verfahren zum Herstellen einer Monoblock-Bohrstange mit sechs gleich großen Schneiden |
| DE3118844C2 (de) * | 1980-05-12 | 1986-01-09 | Estel Hoogovens B.V., Ijmuiden | Hochofen-Abstichlochbohrer |
| DD233590A1 (de) * | 1985-01-07 | 1986-03-05 | Bandstahlkombinat Matern Veb | Bohrwerkzeug zum oeffnen des hochofenstiches und verfahren zu seiner herstellung |
| DE3545758A1 (de) * | 1985-12-21 | 1987-06-25 | Wengeler & Kalthoff Hammerwerk | Bohrer zum aufbohren der abstichloecher von hochoefen |
Also Published As
| Publication number | Publication date |
|---|---|
| ATE166448T1 (de) | 1998-06-15 |
| EP0576784A1 (de) | 1994-01-05 |
| DE59308562D1 (de) | 1998-06-25 |
| EP0576784B1 (de) | 1998-05-20 |
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