FR2027218A1 - - Google Patents
Info
- Publication number
- FR2027218A1 FR2027218A1 FR6944984A FR6944984A FR2027218A1 FR 2027218 A1 FR2027218 A1 FR 2027218A1 FR 6944984 A FR6944984 A FR 6944984A FR 6944984 A FR6944984 A FR 6944984A FR 2027218 A1 FR2027218 A1 FR 2027218A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/123—Making tubes or metal hoses with helically arranged seams of coated strip material; Making multi-wall tubes
-
- 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
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/126—Supply, or operations combined with supply, of strip material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Manufacturing Of Electric Cables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU681293037A SU276895A1 (ru) | 1968-12-27 | 1968-12-27 | Стан дл изготовлени двухслойных спиральношовных труб |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2027218A1 true FR2027218A1 (enExample) | 1970-09-25 |
Family
ID=20444160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6944984A Withdrawn FR2027218A1 (enExample) | 1968-12-27 | 1969-12-24 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR2027218A1 (enExample) |
| GB (1) | GB1266399A (enExample) |
| SU (1) | SU276895A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2190023B (en) * | 1986-05-10 | 1989-12-13 | Recker Finahzierungs Und Verwa | Process for reconditioning cylindrical parts, tubes and the like |
-
1968
- 1968-12-27 SU SU681293037A patent/SU276895A1/ru active
-
1969
- 1969-12-24 FR FR6944984A patent/FR2027218A1/fr not_active Withdrawn
- 1969-12-29 GB GB1266399D patent/GB1266399A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1266399A (enExample) | 1972-03-08 |
| DE1963805B2 (enExample) | 1972-10-05 |
| DE1963805A1 (de) | 1970-11-26 |
| SU276895A1 (ru) | 1986-11-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |