FR471798A - Machine for the production of hollow stones - Google Patents

Machine for the production of hollow stones

Info

Publication number
FR471798A
FR471798A FR471798A FR471798DA FR471798A FR 471798 A FR471798 A FR 471798A FR 471798 A FR471798 A FR 471798A FR 471798D A FR471798D A FR 471798DA FR 471798 A FR471798 A FR 471798A
Authority
FR
France
Prior art keywords
production
machine
hollow stones
stones
hollow
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
FR471798A
Other languages
French (fr)
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.)
LEAN AB
Original Assignee
LEAN AB
Filing date
Publication date
Application filed by LEAN AB filed Critical LEAN AB
Application granted granted Critical
Publication of FR471798A publication Critical patent/FR471798A/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
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/04—Producing shaped prefabricated articles from the material by tamping or ramming
    • 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
    • B28B7/10—Moulds with means incorporated therein, or carried thereby, for ejecting or detaching the moulded article

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR471798A 1914-05-04 Machine for the production of hollow stones Expired FR471798A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL11730T

Publications (1)

Publication Number Publication Date
FR471798A true FR471798A (en) 1914-11-11

Family

ID=19750374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR471798A Expired FR471798A (en) 1914-05-04 Machine for the production of hollow stones

Country Status (2)

Country Link
FR (1) FR471798A (en)
NL (1) NL11730C (en)

Also Published As

Publication number Publication date
NL11730C (en)

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