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JPS5177562A - PURESUROOR USENKOHO - Google Patents

PURESUROOR USENKOHO

Info

Publication number
JPS5177562A
JPS5177562A JP14915174A JP14915174A JPS5177562A JP S5177562 A JPS5177562 A JP S5177562A JP 14915174 A JP14915174 A JP 14915174A JP 14915174 A JP14915174 A JP 14915174A JP S5177562 A JPS5177562 A JP S5177562A
Authority
JP
Japan
Prior art keywords
usenkoho
puresuroor
puresuroor usenkoho
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.)
Granted
Application number
JP14915174A
Other languages
Japanese (ja)
Other versions
JPS5423675B2 (en
Inventor
Samon Yanamoto
Minoru Kaharada
Seishiro Yoshihara
Susumu Mizunuma
Gensho Sugyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP14915174A priority Critical patent/JPS5177562A/en
Priority to US05/597,812 priority patent/US4006618A/en
Priority to GB30588/75A priority patent/GB1483541A/en
Priority to CA232,013A priority patent/CA1030789A/en
Priority to DE19752559791 priority patent/DE2559791C2/en
Priority to DE19752532710 priority patent/DE2532710A1/en
Priority to FR7523014A priority patent/FR2279487A1/en
Priority to IT25677/75A priority patent/IT1040023B/en
Publication of JPS5177562A publication Critical patent/JPS5177562A/en
Publication of JPS5423675B2 publication Critical patent/JPS5423675B2/ja
Granted legal-status Critical Current

Links

JP14915174A 1974-07-23 1974-12-28 PURESUROOR USENKOHO Granted JPS5177562A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP14915174A JPS5177562A (en) 1974-12-28 1974-12-28 PURESUROOR USENKOHO
US05/597,812 US4006618A (en) 1974-07-23 1975-07-21 Method of producing seamless steel tube
GB30588/75A GB1483541A (en) 1974-07-23 1975-07-22 Method of producing seamless steel tube
CA232,013A CA1030789A (en) 1974-07-23 1975-07-22 Method of producing seamless steel tube
DE19752559791 DE2559791C2 (en) 1974-07-23 1975-07-22 Device for obtaining centrally perforated billets on a press hole rolling mill
DE19752532710 DE2532710A1 (en) 1974-07-23 1975-07-22 ROLLING MILL FOR THE PRODUCTION OF SEAMLESS STEEL TUBES
FR7523014A FR2279487A1 (en) 1974-07-23 1975-07-23 PROCESS FOR THE PRODUCTION OF SEAMLESS STEEL TUBES
IT25677/75A IT1040023B (en) 1974-07-23 1975-07-23 PROCESS FOR THE PRODUCTION OF SEAMLESS STEEL PIPES PARTICULARLY FROM SQUARE OR RECTANGULAR SECTION BILLETS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14915174A JPS5177562A (en) 1974-12-28 1974-12-28 PURESUROOR USENKOHO

Publications (2)

Publication Number Publication Date
JPS5177562A true JPS5177562A (en) 1976-07-05
JPS5423675B2 JPS5423675B2 (en) 1979-08-15

Family

ID=15468883

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14915174A Granted JPS5177562A (en) 1974-07-23 1974-12-28 PURESUROOR USENKOHO

Country Status (1)

Country Link
JP (1) JPS5177562A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5224971A (en) * 1975-08-22 1977-02-24 Nippon Steel Corp Method of press roll boring

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5224971A (en) * 1975-08-22 1977-02-24 Nippon Steel Corp Method of press roll boring
JPS57121B2 (en) * 1975-08-22 1982-01-05

Also Published As

Publication number Publication date
JPS5423675B2 (en) 1979-08-15

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