FR2171844B1 - - Google Patents

Info

Publication number
FR2171844B1
FR2171844B1 FR7017671A FR7017671A FR2171844B1 FR 2171844 B1 FR2171844 B1 FR 2171844B1 FR 7017671 A FR7017671 A FR 7017671A FR 7017671 A FR7017671 A FR 7017671A FR 2171844 B1 FR2171844 B1 FR 2171844B1
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.)
Expired
Application number
FR7017671A
Other languages
French (fr)
Other versions
FR2171844A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LEFEBVRE PIERRE FR
Original Assignee
LEFEBVRE PIERRE FR
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
Application filed by LEFEBVRE PIERRE FR filed Critical LEFEBVRE PIERRE FR
Priority to FR7017671A priority Critical patent/FR2171844B1/fr
Priority to DE19712124094 priority patent/DE2124094C3/en
Priority to GB1510671A priority patent/GB1343695A/en
Priority to DE19712166064 priority patent/DE2166064A1/en
Publication of FR2171844A1 publication Critical patent/FR2171844A1/fr
Application granted granted Critical
Publication of FR2171844B1 publication Critical patent/FR2171844B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • 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
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
FR7017671A 1970-05-14 1970-05-14 Expired FR2171844B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7017671A FR2171844B1 (en) 1970-05-14 1970-05-14
DE19712124094 DE2124094C3 (en) 1970-05-14 1971-05-14 Corrugated pipe made of thermoplastic plastic
GB1510671A GB1343695A (en) 1970-05-14 1971-05-14 Corrugated tubes of thermo-plastic synthetic resin
DE19712166064 DE2166064A1 (en) 1970-05-14 1971-05-14 Process for the production of a corrugated pipe from thermoplastic material. Eliminated from: 2124094

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7017671A FR2171844B1 (en) 1970-05-14 1970-05-14

Publications (2)

Publication Number Publication Date
FR2171844A1 FR2171844A1 (en) 1973-09-28
FR2171844B1 true FR2171844B1 (en) 1974-05-24

Family

ID=9055548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7017671A Expired FR2171844B1 (en) 1970-05-14 1970-05-14

Country Status (3)

Country Link
DE (2) DE2124094C3 (en)
FR (1) FR2171844B1 (en)
GB (1) GB1343695A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3279862D1 (en) * 1981-06-15 1989-09-14 Wavin Bv Apparatus for making profiled plastics tube
DE4432584C1 (en) * 1994-09-13 1996-02-29 Inventa Ag Polymer pipe
FR2745429B1 (en) * 1996-02-28 1998-04-17 Sofanou Sa SLOTTED RING
DE29723138U1 (en) * 1997-05-20 1998-08-06 Lupke Manfred Arno Alfred Device for the production of plastic pipes without exerting a mechanical pressure on the inner pipe wall
DE19741405B4 (en) * 1997-09-19 2004-01-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Cavity wall socket suitable for connection with empty pipes for the construction of a pre-installation and procedure for it
FR2825443B1 (en) 2001-06-05 2003-09-19 Sofanou Sa HINGE TUBULAR SHEATH

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH329850A (en) * 1955-01-12 1958-05-15 Phineas Zallea James Method and device for the manufacture of pipe equalizers and pipe equalizers manufactured according to the method

Also Published As

Publication number Publication date
DE2124094C3 (en) 1974-06-06
GB1343695A (en) 1974-01-16
DE2166064A1 (en) 1972-11-09
DE2124094A1 (en) 1972-05-10
FR2171844A1 (en) 1973-09-28
DE2124094B2 (en) 1973-11-15

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Legal Events

Date Code Title Description
ST Notification of lapse