FR972380A - Improvement in the process of grinding tubular parts - Google Patents

Improvement in the process of grinding tubular parts

Info

Publication number: FR972380A
Authority: FR; France
Prior art keywords: improvement; tubular parts; grinding tubular; grinding; parts
Prior art date: 1941-02-22
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

Application number

Other languages

Inventor

Emile-Gustave-Louis Girard

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.)

1941-02-22

Filing date

1941-02-22

Publication date

1951-01-29

1941-02-22 Application filed filed Critical

1951-01-29 Application granted granted Critical

1951-01-29 Publication of FR972380A publication Critical patent/FR972380A/en

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/10—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts between rams and anvils or abutments

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)

FR972380D 1941-02-22 1941-02-22 Improvement in the process of grinding tubular parts Expired FR972380A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR972380T		1941-02-22

Publications (1)

Publication Number	Publication Date
FR972380A true FR972380A (en)	1951-01-29

Family

ID=9515937

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR972380D Expired FR972380A (en)	1941-02-22	1941-02-22	Improvement in the process of grinding tubular parts

Country Status (1)

Country	Link
FR (1)	FR972380A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN117415190A (en) *	2023-12-18	2024-01-19	山西正大制管有限公司	Straightening machine for processing galvanized pipe

1941
- 1941-02-22 FR FR972380D patent/FR972380A/en not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN117415190A (en) *	2023-12-18	2024-01-19	山西正大制管有限公司	Straightening machine for processing galvanized pipe
CN117415190B (en) *	2023-12-18	2024-03-05	山西正大制管有限公司	Straightening machine for processing galvanized pipe

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