FR667938A - Molding process and related core device - Google Patents

Molding process and related core device

Info

Publication number
FR667938A
FR667938A FR667938DA FR667938A FR 667938 A FR667938 A FR 667938A FR 667938D A FR667938D A FR 667938DA FR 667938 A FR667938 A FR 667938A
Authority
FR
France
Prior art keywords
molding process
core device
related core
molding
core
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
French (fr)
Inventor
Paul Guilbert
Paul Leuillieux
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 FR667938A publication Critical patent/FR667938A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/28—Cores; Mandrels
    • B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding
    • B28B7/303—Cores; Mandrels adjustable, collapsible, or expanding specially for making undercut recesses or continuous cavities the inner section of which is superior to the section of either of the mouths

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR667938D 1929-01-23 1929-01-23 Molding process and related core device Expired FR667938A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR667938T 1929-01-23

Publications (1)

Publication Number Publication Date
FR667938A true FR667938A (en) 1929-10-25

Family

ID=9014723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR667938D Expired FR667938A (en) 1929-01-23 1929-01-23 Molding process and related core device

Country Status (1)

Country Link
FR (1) FR667938A (en)

Similar Documents

Publication Publication Date Title
FR691927A (en) Method and device for mechanically performing any movements
FR675258A (en) Evaporation method and device
FR698774A (en) Alarm device
FR705405A (en) Sizing process
FR696411A (en) Method and device for preparing viscose
FR692231A (en) Method and device for radiodynamic orientation
FR707391A (en) Method and device for increasing the density of wood
FR667938A (en) Molding process and related core device
FR678363A (en) Method and device for making soaps
FR672072A (en) Irradiation method and device
FR667449A (en) Method and apparatus for manufacturing rubber articles
FR665366A (en) Spin process
FR714475A (en) Process and device for the manufacture of acetaldehyde
FR668303A (en) Method and device for the purification of hydrocarbons
FR663441A (en) Servo device
FR652184A (en) Snap-in device
FR696505A (en) Method and device for the wire feeding
FR665597A (en) Celluloid impregnation process
FR711966A (en) Coupling device and its manufacturing process
FR685844A (en) Manure improvement process
FR676972A (en) Method and device for obtaining relief in cinematography
FR686377A (en) Method and device for incineration
FR682018A (en) Method and device for landing airplanes
FR703247A (en) Method and device for humidity control
FR36454E (en) Servo device