BE739728A - - Google Patents
Info
- Publication number
- BE739728A BE739728A BE739728DA BE739728A BE 739728 A BE739728 A BE 739728A BE 739728D A BE739728D A BE 739728DA BE 739728 A BE739728 A BE 739728A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C5/00—Pointing; Push-pointing
- B21C5/003—Pointing; Push-pointing of hollow material, e.g. tube
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C5/00—Pointing; Push-pointing
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76487568A | 1968-10-03 | 1968-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE739728A true BE739728A (en) | 1970-03-16 |
Family
ID=25072040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE739728D BE739728A (en) | 1968-10-03 | 1969-10-02 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3572080A (en) |
| BE (1) | BE739728A (en) |
| DE (1) | DE1949272A1 (en) |
| FR (1) | FR2019866A1 (en) |
| GB (1) | GB1266951A (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3845653A (en) * | 1971-03-22 | 1974-11-05 | Continental Can Co | Double stage necking |
| DE2401345A1 (en) * | 1974-01-09 | 1975-07-10 | Mannesmann Roehren Werke Ag | DRAWING-STRETCHING PROCESS FOR THE PRODUCTION OF LONG TUBES AND DEVICE FOR CARRYING OUT THE PROCESS |
| GB2050903B (en) * | 1979-06-08 | 1982-12-01 | Stevens & Bullivant Ltd | Tube or rod end forming apparatus |
| DE19634307C2 (en) * | 1996-08-24 | 1998-09-24 | Bueltmann Monika | Hydraulic system for forming a tubular tile |
| DE19735486C2 (en) * | 1997-08-16 | 2000-07-20 | Felss Geb | Device and method for cold forming workpieces |
| CA2342702A1 (en) * | 2001-04-04 | 2002-10-04 | Copperweld Canada Inc. | Forming method using tube blanks of variable wall thickness |
| US6735998B2 (en) | 2002-10-04 | 2004-05-18 | George A. Mitchell Company | Method of making metal ball bats |
| US6779375B1 (en) | 2003-03-26 | 2004-08-24 | Randall L. Alexoff | Method and apparatus for producing tubes and hollow shafts |
| US6807837B1 (en) | 2003-03-26 | 2004-10-26 | Randall L. Alexoff | Method and apparatus for producing variable wall thickness tubes and hollow shafts |
| US7114362B2 (en) * | 2004-03-27 | 2006-10-03 | George A. Mitchell Company | Method of making metal workpiece |
| DE502007002574D1 (en) * | 2006-08-07 | 2010-02-25 | Felss Gmbh | DEVICE AND METHOD FOR FORMING A WORKPIECE |
| CN102878355A (en) * | 2012-10-24 | 2013-01-16 | 珠海格力电器股份有限公司 | Reducing pipeline part of air conditioning system |
| CN106607516A (en) * | 2015-10-26 | 2017-05-03 | 镇江中焱数控设备有限公司 | Pipe end forming machine |
| DE102017202723A1 (en) * | 2016-07-22 | 2018-01-25 | Sms Group Gmbh | Device for preparing a pipe end for Gleitziehen |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR774985A (en) * | 1933-08-18 | 1934-12-17 | Maschb Ag Vormals Ehrhardt & S | Upflow drawing process for the manufacture of tubes or hollow bodies |
| US2110965A (en) * | 1934-07-02 | 1938-03-15 | Tubus A G | Reducing the diameter of hollow metal articles |
| DE730633C (en) * | 1938-10-19 | 1943-01-15 | Ernst Heinkel Flugzeugwerke G | Hydraulic pipe pulling press |
| FR942599A (en) * | 1946-01-11 | 1949-02-11 | Wellman Seaver Rolling Mill Co | Improvement in the manufacturing process of metal tubes |
| GB843186A (en) * | 1956-01-12 | 1960-08-04 | Appel Process Ltd | Improvements in or relating to the forging or swaging of elongated workpieces |
| US3035340A (en) * | 1958-04-25 | 1962-05-22 | Appel Process Ltd | Methods for relieving stresses in and straightening tubular workpieces |
-
1968
- 1968-10-03 US US764875A patent/US3572080A/en not_active Expired - Lifetime
-
1969
- 1969-02-28 GB GB1266951D patent/GB1266951A/en not_active Expired
- 1969-09-30 DE DE19691949272 patent/DE1949272A1/en not_active Ceased
- 1969-10-02 BE BE739728D patent/BE739728A/xx unknown
- 1969-10-03 FR FR6933953A patent/FR2019866A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US3572080A (en) | 1971-03-23 |
| FR2019866A1 (en) | 1970-07-10 |
| GB1266951A (en) | 1972-03-15 |
| DE1949272A1 (en) | 1970-06-04 |