US1870209A - Method of reducing and elongating tubular blanks - Google Patents

Method of reducing and elongating tubular blanks Download PDF

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Publication number
US1870209A
US1870209A US527652A US52765231A US1870209A US 1870209 A US1870209 A US 1870209A US 527652 A US527652 A US 527652A US 52765231 A US52765231 A US 52765231A US 1870209 A US1870209 A US 1870209A
Authority
US
United States
Prior art keywords
blank
rolls
mandrel
reducing
cross
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
Application number
US527652A
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English (en)
Inventor
Samuel E Diescher
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.)
Individual
Original Assignee
Individual
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
Priority to NL37171D priority Critical patent/NL37171C/xx
Priority to BE387492D priority patent/BE387492A/xx
Application filed by Individual filed Critical Individual
Priority to US527652A priority patent/US1870209A/en
Priority to GB7838/32A priority patent/GB380000A/en
Priority to DED63180D priority patent/DE649754C/de
Priority to FR734256D priority patent/FR734256A/fr
Application granted granted Critical
Publication of US1870209A publication Critical patent/US1870209A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
US527652A 1931-04-04 1931-04-04 Method of reducing and elongating tubular blanks Expired - Lifetime US1870209A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL37171D NL37171C (de) 1931-04-04
BE387492D BE387492A (de) 1931-04-04
US527652A US1870209A (en) 1931-04-04 1931-04-04 Method of reducing and elongating tubular blanks
GB7838/32A GB380000A (en) 1931-04-04 1932-03-16 Improvements relating to the manufacture of seamless tubing
DED63180D DE649754C (de) 1931-04-04 1932-03-24 Verfahren zum Walzen nahtloser Rohre
FR734256D FR734256A (fr) 1931-04-04 1932-03-26 Perfectionnements à la fabrication de tubes sans soudure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US527652A US1870209A (en) 1931-04-04 1931-04-04 Method of reducing and elongating tubular blanks

Publications (1)

Publication Number Publication Date
US1870209A true US1870209A (en) 1932-08-02

Family

ID=24102362

Family Applications (1)

Application Number Title Priority Date Filing Date
US527652A Expired - Lifetime US1870209A (en) 1931-04-04 1931-04-04 Method of reducing and elongating tubular blanks

Country Status (6)

Country Link
US (1) US1870209A (de)
BE (1) BE387492A (de)
DE (1) DE649754C (de)
FR (1) FR734256A (de)
GB (1) GB380000A (de)
NL (1) NL37171C (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747926C (de) * 1936-10-02 1944-10-20 Schraegwalzwerk
DE1017122B (de) * 1955-05-17 1957-10-10 Delta Kuehlschrank G M B H Verfahren und Vorrichtung zur Herstellung von Stahlrohren
US3845646A (en) * 1971-11-11 1974-11-05 Mannesmann Roehren Werke Ag Diagonal rolling mill
US4470282A (en) * 1981-04-10 1984-09-11 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Method of piercing in seamless tube manufacturing

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4007406C2 (de) * 1990-03-06 1994-01-20 Mannesmann Ag Verfahren zur Herstellung von mittel- und dünnwandigen nahtlosen Rohren und Walzeinrichtung zur Durchführung des Verfahrens
CN105234179B (zh) * 2015-11-02 2017-03-22 浙江格洛斯无缝钢管有限公司 利用二辊斜轧机进行厚壁无缝钢管的定径工艺及轧制工艺

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747926C (de) * 1936-10-02 1944-10-20 Schraegwalzwerk
DE1017122B (de) * 1955-05-17 1957-10-10 Delta Kuehlschrank G M B H Verfahren und Vorrichtung zur Herstellung von Stahlrohren
US3845646A (en) * 1971-11-11 1974-11-05 Mannesmann Roehren Werke Ag Diagonal rolling mill
US4470282A (en) * 1981-04-10 1984-09-11 Sumitomo Kinzoku Kogyo Kabushiki Gaisha Method of piercing in seamless tube manufacturing

Also Published As

Publication number Publication date
BE387492A (de)
GB380000A (en) 1932-09-08
FR734256A (fr) 1932-10-19
DE649754C (de) 1937-09-07
NL37171C (de)

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