FR711845A - Apparatus for making molds and cores for foundries - Google Patents

Apparatus for making molds and cores for foundries

Info

Publication number
FR711845A
FR711845A FR711845DA FR711845A FR 711845 A FR711845 A FR 711845A FR 711845D A FR711845D A FR 711845DA FR 711845 A FR711845 A FR 711845A
Authority
FR
France
Prior art keywords
foundries
cores
making molds
molds
making
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
Gustav Zimmermann
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 FR711845A publication Critical patent/FR711845A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
    • B22C15/23—Compacting by gas pressure or vacuum
    • B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
    • B22C15/245—Blowing tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)
FR711845D 1930-01-28 1931-01-21 Apparatus for making molds and cores for foundries Expired FR711845A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1905357X 1930-01-28

Publications (1)

Publication Number Publication Date
FR711845A true FR711845A (en) 1931-09-18

Family

ID=7748623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR711845D Expired FR711845A (en) 1930-01-28 1931-01-21 Apparatus for making molds and cores for foundries

Country Status (3)

Country Link
US (1) US1905357A (en)
BE (1) BE376763A (en)
FR (1) FR711845A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2423341A (en) * 1945-10-03 1947-07-01 Axel H Peterson Blowhole plug for sand boxes or containers

Also Published As

Publication number Publication date
BE376763A (en)
US1905357A (en) 1933-04-25

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