NL191520C - Tapgatboor voor een hoogoven. - Google Patents

Tapgatboor voor een hoogoven.

Info

Publication number
NL191520C
NL191520C NL8002717A NL8002717A NL191520C NL 191520 C NL191520 C NL 191520C NL 8002717 A NL8002717 A NL 8002717A NL 8002717 A NL8002717 A NL 8002717A NL 191520 C NL191520 C NL 191520C
Authority
NL
Netherlands
Prior art keywords
mortise
drill
blast furnace
blast
furnace
Prior art date
Application number
NL8002717A
Other languages
English (en)
Other versions
NL191520B (nl
NL8002717A (nl
Original Assignee
Hoogovens Groep Bv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoogovens Groep Bv filed Critical Hoogovens Groep Bv
Priority to NL8002717A priority Critical patent/NL191520C/nl
Priority to CA000377176A priority patent/CA1166444A/en
Priority to US06/263,083 priority patent/US4456083A/en
Priority to DE3118844A priority patent/DE3118844C2/de
Publication of NL8002717A publication Critical patent/NL8002717A/nl
Publication of NL191520B publication Critical patent/NL191520B/nl
Application granted granted Critical
Publication of NL191520C publication Critical patent/NL191520C/nl

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)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Blast Furnaces (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
NL8002717A 1980-05-12 1980-05-12 Tapgatboor voor een hoogoven. NL191520C (nl)

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
US06/263,083 US4456083A (en) 1980-05-12 1981-05-12 Blast furnace taphole drill
DE3118844A DE3118844C2 (de) 1980-05-12 1981-05-12 Hochofen-Abstichlochbohrer

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 NL191520B (nl) 1995-04-18
NL191520C true 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)

* Cited by examiner, † Cited by third party
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
CN1068051C (zh) * 1997-05-08 2001-07-04 浦项综合制铁株式会社 高炉出铁口钻孔器、出铁口钻孔器用钻头及其钻孔方法
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
NL191520B (nl) 1995-04-18
NL8002717A (nl) 1981-12-16
DE3118844A1 (de) 1982-03-11
US4456083A (en) 1984-06-26
CA1166444A (en) 1984-05-01
DE3118844C2 (de) 1986-01-09

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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