ATE84139T1 - Oberflaechenvergroesserungselemente fuer waermeaustauschleitungen. - Google Patents
Oberflaechenvergroesserungselemente fuer waermeaustauschleitungen.Info
- Publication number
- ATE84139T1 ATE84139T1 AT89909450T AT89909450T ATE84139T1 AT E84139 T1 ATE84139 T1 AT E84139T1 AT 89909450 T AT89909450 T AT 89909450T AT 89909450 T AT89909450 T AT 89909450T AT E84139 T1 ATE84139 T1 AT E84139T1
- Authority
- AT
- Austria
- Prior art keywords
- heat exchange
- surface enlargement
- enlargement elements
- elements
- exchange
- Prior art date
Links
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8803215A SE8803215D0 (sv) | 1988-09-13 | 1988-09-13 | Ytforstoringselement for vermevexlartub |
PCT/SE1989/000448 WO1990002917A1 (en) | 1988-09-13 | 1989-08-28 | Surface enlarging elements for heat-exchanger tubes |
EP89909450A EP0434703B1 (de) | 1988-09-13 | 1989-08-28 | Oberflächenvergrösserungselemente für wärmeaustauschleitungen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE84139T1 true ATE84139T1 (de) | 1993-01-15 |
Family
ID=26124613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT89909450T ATE84139T1 (de) | 1988-09-13 | 1989-08-28 | Oberflaechenvergroesserungselemente fuer waermeaustauschleitungen. |
Country Status (1)
Country | Link |
---|---|
AT (1) | ATE84139T1 (de) |
-
1989
- 1989-08-28 AT AT89909450T patent/ATE84139T1/de not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |