FI750830A7 - - Google Patents

Info

Publication number
FI750830A7
FI750830A7 FI750830A FI750830A FI750830A7 FI 750830 A7 FI750830 A7 FI 750830A7 FI 750830 A FI750830 A FI 750830A FI 750830 A FI750830 A FI 750830A FI 750830 A7 FI750830 A7 FI 750830A7
Authority
FI
Finland
Application number
FI750830A
Other languages
Finnish (fi)
Other versions
FI60990C (fi
FI60990B (fi
Inventor
Wilhelm Hegler
Ralph Peter Hegler
Original Assignee
Wilhelm Hegler
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE2413878A external-priority patent/DE2413878C3/de
Priority claimed from DE2413879A external-priority patent/DE2413879C3/de
Application filed by Wilhelm Hegler filed Critical Wilhelm Hegler
Publication of FI750830A7 publication Critical patent/FI750830A7/fi
Application granted granted Critical
Publication of FI60990B publication Critical patent/FI60990B/fi
Publication of FI60990C publication Critical patent/FI60990C/fi

Links

FI750830A 1974-03-22 1975-03-20 Foerfarande och anordning foer framstaellning av dubbelvaeggiga konstaemnesroer med ring- eller skruvformigt raefflad yttervaegg FI60990C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2413878A DE2413878C3 (de) 1974-03-22 1974-03-22 Verfahren zum Herstellen eines doppelwandigen Kunststoffrohrs mit gewellter Außen- und glatter Innenwand und Vorrichtung zur Durchführung dieses Verfahrens
DE2413878 1974-03-22
DE2413879A DE2413879C3 (de) 1974-03-22 1974-03-22 Vorrichtung zur Herstellung eines doppelwandigen Kunststoffrohrs aus einem gewellten Außenrohr und einem glatten Innenrohr
DE2413879 1974-03-22

Publications (3)

Publication Number Publication Date
FI750830A7 true FI750830A7 (en:Method) 1975-09-23
FI60990B FI60990B (fi) 1982-01-29
FI60990C FI60990C (fi) 1982-05-10

Family

ID=25766857

Family Applications (1)

Application Number Title Priority Date Filing Date
FI750830A FI60990C (fi) 1974-03-22 1975-03-20 Foerfarande och anordning foer framstaellning av dubbelvaeggiga konstaemnesroer med ring- eller skruvformigt raefflad yttervaegg

Country Status (9)

Country Link
AR (1) AR207352A1 (en:Method)
BG (1) BG27885A3 (en:Method)
BR (1) BR7501741A (en:Method)
EG (1) EG11746A (en:Method)
FI (1) FI60990C (en:Method)
IL (1) IL46892A (en:Method)
IT (1) IT1034462B (en:Method)
PL (1) PL100947B1 (en:Method)
YU (1) YU67975A (en:Method)

Also Published As

Publication number Publication date
YU67975A (en) 1982-02-28
FI60990C (fi) 1982-05-10
IL46892A (en) 1978-07-31
BR7501741A (pt) 1975-12-23
PL100947B1 (pl) 1978-11-30
IT1034462B (it) 1979-09-10
BG27885A3 (en) 1980-01-15
AU7943675A (en) 1976-09-30
FI60990B (fi) 1982-01-29
EG11746A (en) 1978-12-31
IL46892A0 (en) 1975-05-22
AR207352A1 (es) 1976-09-30

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: HEGLER, WILHELM