JPS4957409A - - Google Patents
Info
- Publication number
- JPS4957409A JPS4957409A JP7122473A JP7122473A JPS4957409A JP S4957409 A JPS4957409 A JP S4957409A JP 7122473 A JP7122473 A JP 7122473A JP 7122473 A JP7122473 A JP 7122473A JP S4957409 A JPS4957409 A JP S4957409A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipeline Systems (AREA)
- Arc Welding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722231643 DE2231643A1 (de) | 1972-06-23 | 1972-06-23 | Rohrleitung fuer gasfoermige oder fluessige medien |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4957409A true JPS4957409A (US07579456-20090825-P00002.png) | 1974-06-04 |
Family
ID=5849076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7122473A Pending JPS4957409A (US07579456-20090825-P00002.png) | 1972-06-23 | 1973-06-23 |
Country Status (5)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2446708A1 (fr) * | 1979-01-22 | 1980-08-14 | Solvay | Procede pour la realisation de canalisations en matiere thermoplastique |
-
1972
- 1972-06-23 DE DE19722231643 patent/DE2231643A1/de active Pending
-
1973
- 1973-06-18 IT IT2550773A patent/IT989250B/it active
- 1973-06-21 NL NL7308684A patent/NL7308684A/xx unknown
- 1973-06-21 FR FR7322739A patent/FR2189677B3/fr not_active Expired
- 1973-06-23 JP JP7122473A patent/JPS4957409A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NL7308684A (US07579456-20090825-P00002.png) | 1973-12-27 |
IT989250B (it) | 1975-05-20 |
FR2189677A1 (US07579456-20090825-P00002.png) | 1974-01-25 |
FR2189677B3 (US07579456-20090825-P00002.png) | 1976-06-18 |
DE2231643A1 (de) | 1974-01-24 |