NL6807272A - - Google Patents
Info
- Publication number
- NL6807272A NL6807272A NL6807272A NL6807272A NL6807272A NL 6807272 A NL6807272 A NL 6807272A NL 6807272 A NL6807272 A NL 6807272A NL 6807272 A NL6807272 A NL 6807272A NL 6807272 A NL6807272 A NL 6807272A
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/30—Finishing tubes, e.g. sizing, burnishing
-
- 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
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/06—Removing local distortions
- B21D1/08—Removing local distortions of hollow bodies made from sheet metal
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatment Of Articles (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US64992067A | 1967-06-29 | 1967-06-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6807272A true NL6807272A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-12-30 |
Family
ID=24606783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6807272A NL6807272A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-06-29 | 1968-05-22 |
Country Status (9)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3699792A (en) * | 1968-07-11 | 1972-10-24 | Riv Skf Officine De Villar Pet | Process and apparatus for correcting irregularities in the circularity of rings |
| US4030330A (en) * | 1975-10-10 | 1977-06-21 | Ironside's Machine & Welding Ltd. | Multiple roll recorrugator |
| CA1196584A (en) * | 1981-11-04 | 1985-11-12 | Sumitomo Metal Industries, Ltd. | Metallic tubular structure having improved collapse strength and method of producing the same |
| FR2542646B1 (fr) * | 1983-03-14 | 1985-07-12 | Maxel Jacques | Machine a reformer les futs |
| DE8433487U1 (de) * | 1984-11-15 | 1985-03-14 | Hoesch Ag, 4600 Dortmund | Unterflur-radsatzdrehmaschine zum reprofilieren der radreifenumrisse von eisenbahn-radsaetzen |
| US4624123A (en) * | 1985-05-07 | 1986-11-25 | Bertolette Machines, Inc. | Straightening machine for motor armature assemblies and the like |
| IT1236712B (it) * | 1989-11-15 | 1993-03-26 | Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore. | |
| US5193376A (en) * | 1991-10-15 | 1993-03-16 | Weitl Gary E | Machine and method for repairing damaged grain aeration pipes |
| US6490900B1 (en) | 2000-10-11 | 2002-12-10 | American Cast Iron Pipe Company | Pipe gauging and rounding apparatus and method |
| US6655182B2 (en) * | 2001-05-18 | 2003-12-02 | Lindab Ab | Apparatus and method for reshaping tubes |
| RU2253522C2 (ru) * | 2002-12-20 | 2005-06-10 | Открытое акционерное общество "Электростальский завод тяжелого машиностроения" | Устройство для калибровки и правки концов труб большого диаметра |
| US7137281B1 (en) * | 2004-02-23 | 2006-11-21 | Mccorvey Robert L | Process and apparatus for forming oversized circular pipe |
| US8561445B2 (en) * | 2008-10-21 | 2013-10-22 | Smi & Hydraulics, Inc. | Rounding system and method used in the manufacture of wind towers |
| JP6102245B2 (ja) * | 2012-12-21 | 2017-03-29 | 日本精工株式会社 | リング状ワークの変形矯正装置 |
| CN108262363B (zh) * | 2018-04-26 | 2019-12-24 | 重庆西重特种铝业有限公司 | 一种椭锥管拉拔机 |
| CN112170533A (zh) * | 2020-09-18 | 2021-01-05 | 佛山市卓粤建澜机械科技有限公司 | 通用型自动制管机 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US455186A (en) * | 1891-06-30 | Alexander stanley elmore | ||
| FR763565A (fr) * | 1933-11-08 | 1934-05-03 | Machine à débosseler les corps cylindriques et en particulier les bidons de lait | |
| US2550842A (en) * | 1948-06-25 | 1951-05-01 | Nat Tube Co | Machine for straightening pipe |
| GB944318A (en) * | 1961-11-06 | 1963-12-11 | Charles Walter Ridley | Improved method of, and means for, straightening tubes |
| US3213659A (en) * | 1963-01-28 | 1965-10-26 | Ohio Crankshaft Co | Apparatus and method for straightening metal shafts |
-
1967
- 1967-06-29 US US649920A patent/US3464253A/en not_active Expired - Lifetime
-
1968
- 1968-05-11 ES ES353826A patent/ES353826A1/es not_active Expired
- 1968-05-22 NL NL6807272A patent/NL6807272A/xx unknown
- 1968-05-30 SE SE7291/68A patent/SE342994B/xx unknown
- 1968-06-19 FR FR1570221D patent/FR1570221A/fr not_active Expired
- 1968-06-20 GB GB29553/68A patent/GB1197650A/en not_active Expired
- 1968-06-26 DE DE1752629A patent/DE1752629C3/de not_active Expired
- 1968-06-27 FI FI681817A patent/FI50842C/fi active
- 1968-06-28 BE BE717403D patent/BE717403A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US3464253A (en) | 1969-09-02 |
| DE1752629C3 (de) | 1975-01-30 |
| BE717403A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-12-02 |
| DE1752629A1 (de) | 1970-12-23 |
| ES353826A1 (es) | 1969-10-16 |
| FI50842C (fi) | 1976-08-10 |
| FR1570221A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-06-06 |
| GB1197650A (en) | 1970-07-08 |
| FI50842B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-04-30 |
| DE1752629B2 (de) | 1974-06-20 |
| SE342994B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-02-28 |