[go: up one dir, main page]

FR978939A - Nouveaux modes de fabrication des coudes de tuyaux de chauffage ou autres - Google Patents

Nouveaux modes de fabrication des coudes de tuyaux de chauffage ou autres

Info

Publication number
FR978939A
FR978939A FR978939DA FR978939A FR 978939 A FR978939 A FR 978939A FR 978939D A FR978939D A FR 978939DA FR 978939 A FR978939 A FR 978939A
Authority
FR
France
Prior art keywords
pipes
heating
new methods
elbows
manufacturing
Prior art date
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
Other languages
English (en)
Inventor
Maurice Jouisse
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 filed Critical
Application granted granted Critical
Publication of FR978939A publication Critical patent/FR978939A/fr
Expired legal-status Critical Current

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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR978939D 1949-01-14 1949-01-14 Nouveaux modes de fabrication des coudes de tuyaux de chauffage ou autres Expired FR978939A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR978939T 1949-01-14

Publications (1)

Publication Number Publication Date
FR978939A true FR978939A (fr) 1951-04-19

Family

ID=9520804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR978939D Expired FR978939A (fr) 1949-01-14 1949-01-14 Nouveaux modes de fabrication des coudes de tuyaux de chauffage ou autres

Country Status (1)

Country Link
FR (1) FR978939A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579806A (en) * 1968-06-19 1971-05-25 France Armed Forces Method of producing toroidal bodies from hard, brittle steels
FR2317025A1 (fr) * 1975-06-28 1977-02-04 Audi Ag Procede de fabrication de bagues metalliques
EP0501831A1 (fr) * 1991-03-01 1992-09-02 British Aerospace Public Limited Company Fabrication de capotages de glissière de bec et objets similaires

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579806A (en) * 1968-06-19 1971-05-25 France Armed Forces Method of producing toroidal bodies from hard, brittle steels
FR2317025A1 (fr) * 1975-06-28 1977-02-04 Audi Ag Procede de fabrication de bagues metalliques
EP0501831A1 (fr) * 1991-03-01 1992-09-02 British Aerospace Public Limited Company Fabrication de capotages de glissière de bec et objets similaires
US5222653A (en) * 1991-03-01 1993-06-29 British Aerospace Public Limited Company Manufacture of aircraft track-cans and the like

Similar Documents

Publication Publication Date Title
FR997390A (fr) Accélérateur de circulation pour installation de chauffage central
FR978939A (fr) Nouveaux modes de fabrication des coudes de tuyaux de chauffage ou autres
FR1006491A (fr) Procédé de construction des échangeurs de chaleur
FR983722A (fr) Radiateur de chauffage central
FR980414A (fr) Perfectionnements aux échangeurs de température pasteurisateurs ou ? tubulaires
FR968019A (fr) Piédroits de chauffage de fours
FR966386A (fr) Chaudière perfectionnée pour chauffage central
FR983746A (fr) Appareil de chauffage par haute fréquence
FR979801A (fr) Chaudière de chauffage central
FR983392A (fr) Chauffage central
FR59863E (fr) Procédé de réglage du régime de chauffe des fours
FR978923A (fr) Installation de chauffage
FR978651A (fr) Procédé de transformation thermique des hydrocarbures
FR988137A (fr) Appareil de chauffage
FR1003148A (fr) Procédé pour la fabrication des écrous à chaud
FR976254A (fr) Chaudière de chauffage central par eau chaude
FR985036A (fr) Chauffe-eau domestique
FR54572E (fr) Chauffage thermodynamique et rafraîchissement des locaux par accumulation
FR57381E (fr) Fabrication de coquilles calorifuges
AT173041B (de) Kühl- und Heizrippe für Rohre
FR1004087A (fr) Coquille d'isolation pour toutes conduites de sections circulaires ou autres
FR1006750A (fr) Perfectionnements aux cuisinières de chauffage central
GR11722B (el) Τροπος κατασκευης χαλυβδινων συνθεσεων καθετων λεβητων κεντρικησθερμανσεως και παρασκευης θερμου υδατος πολλαπλης ενεργειας.
FR941096A (fr) Traitement thermique de matières
FR974311A (fr) Installation de chauffage ou de réfrigération