NL191520B - Tapgatboor voor een hoogoven. - Google Patents
Tapgatboor voor een hoogoven.Info
- Publication number
- NL191520B NL191520B NL8002717A NL8002717A NL191520B NL 191520 B NL191520 B NL 191520B NL 8002717 A NL8002717 A NL 8002717A NL 8002717 A NL8002717 A NL 8002717A NL 191520 B NL191520 B NL 191520B
- Authority
- NL
- Netherlands
- Prior art keywords
- mortise
- drill
- blast furnace
- blast
- furnace
- Prior art date
Links
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
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Blast Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Drilling Tools (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8002717A NL191520C (nl) | 1980-05-12 | 1980-05-12 | Tapgatboor voor een hoogoven. |
CA000377176A CA1166444A (en) | 1980-05-12 | 1981-05-08 | Blast furnace taphole drill |
DE3118844A DE3118844C2 (de) | 1980-05-12 | 1981-05-12 | Hochofen-Abstichlochbohrer |
US06/263,083 US4456083A (en) | 1980-05-12 | 1981-05-12 | Blast furnace taphole drill |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8002717 | 1980-05-12 | ||
NL8002717A NL191520C (nl) | 1980-05-12 | 1980-05-12 | Tapgatboor voor een hoogoven. |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8002717A NL8002717A (nl) | 1981-12-16 |
NL191520B true NL191520B (nl) | 1995-04-18 |
NL191520C NL191520C (nl) | 1995-08-21 |
Family
ID=19835280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8002717A NL191520C (nl) | 1980-05-12 | 1980-05-12 | Tapgatboor voor een hoogoven. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4456083A (nl) |
CA (1) | CA1166444A (nl) |
DE (1) | DE3118844C2 (nl) |
NL (1) | NL191520C (nl) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA849207B (en) * | 1983-11-29 | 1985-07-31 | Graessle Clement F | Mining drill bit |
JPS60169250U (ja) * | 1984-04-16 | 1985-11-09 | マツダ株式会社 | 出銑口開孔用ロツドチヤツキング装置 |
DE3545758A1 (de) * | 1985-12-21 | 1987-06-25 | Wengeler & Kalthoff Hammerwerk | Bohrer zum aufbohren der abstichloecher von hochoefen |
DE9207632U1 (de) * | 1992-06-05 | 1992-08-27 | Willi Wader GmbH, 5608 Radevormwald | Bohrkopf zum Bohren von Hochofen-Stichlöchern |
EP0914473B1 (en) * | 1997-05-08 | 2001-10-24 | POHANG IRON & STEEL CO., LTD. | Tap hole drilling machine for blast furnace, drill bit for use in tap hole drilling machine, and tap hole drilling method |
JP3739048B2 (ja) * | 2002-11-01 | 2006-01-25 | 株式会社ミヤナガ | ドリルビット |
JP2009136980A (ja) * | 2007-12-07 | 2009-06-25 | Osg Corp | 切削工具 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1602498A (en) * | 1923-12-26 | 1926-10-12 | Edward W Mccanna | Rock-drill bit |
US1764989A (en) * | 1927-03-14 | 1930-06-17 | Carl A Signell | Drill |
US2368512A (en) * | 1942-09-14 | 1945-01-30 | Ingersoll Rand Co | Drilling implement |
US2641446A (en) * | 1948-02-28 | 1953-06-09 | Sandvikens Jernverks Aktiehola | Bore crown for percussion drilling |
US2634954A (en) * | 1948-06-19 | 1953-04-14 | Joy Mfg Co | Rock drill bit |
US2879973A (en) * | 1956-09-17 | 1959-03-31 | Kennametal Inc | Percussion drill bit |
US3128836A (en) * | 1962-04-23 | 1964-04-14 | Sandvikens Jernverks Ab | Percussion drill bit |
US3726351A (en) * | 1971-04-26 | 1973-04-10 | E Williams | Mill tool |
-
1980
- 1980-05-12 NL NL8002717A patent/NL191520C/nl not_active IP Right Cessation
-
1981
- 1981-05-08 CA CA000377176A patent/CA1166444A/en not_active Expired
- 1981-05-12 US US06/263,083 patent/US4456083A/en not_active Expired - Lifetime
- 1981-05-12 DE DE3118844A patent/DE3118844C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3118844A1 (de) | 1982-03-11 |
NL8002717A (nl) | 1981-12-16 |
NL191520C (nl) | 1995-08-21 |
US4456083A (en) | 1984-06-26 |
DE3118844C2 (de) | 1986-01-09 |
CA1166444A (en) | 1984-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1B | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
DNT | Communications of changes of names of applicants whose applications have been laid open to public inspection |
Free format text: HOOGOVENS GROEP B.V. |
|
BC | A request for examination has been filed | ||
V1 | Lapsed because of non-payment of the annual fee |
Effective date: 19971201 |