FR45459E - Rubber mold for cement pipes, reinforced or not - Google Patents

Rubber mold for cement pipes, reinforced or not

Info

Publication number
FR45459E
FR45459E FR45459DA FR45459E FR 45459 E FR45459 E FR 45459E FR 45459D A FR45459D A FR 45459DA FR 45459 E FR45459 E FR 45459E
Authority
FR
France
Prior art keywords
reinforced
rubber mold
cement pipes
cement
pipes
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
Alexandre Auguste Degaine
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 FR45459E publication Critical patent/FR45459E/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
    • B28B7/32—Cores; Mandrels adjustable, collapsible, or expanding inflatable
    • 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
    • B28B21/00—Methods or machines specially adapted for the production of tubular articles
    • B28B21/86—Cores
    • B28B21/88—Cores adjustable, collapsible or expansible

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR45459D 1934-12-26 1934-11-12 Rubber mold for cement pipes, reinforced or not Expired FR45459E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR45735T 1934-12-26

Publications (1)

Publication Number Publication Date
FR45459E true FR45459E (en) 1935-09-12

Family

ID=8681443

Family Applications (3)

Application Number Title Priority Date Filing Date
FR771187D Expired FR771187A (en) 1934-12-26 1934-04-04 Rubber mold for cement pipes, reinforced or not
FR45459D Expired FR45459E (en) 1934-12-26 1934-11-12 Rubber mold for cement pipes, reinforced or not
FR45735D Expired FR45735E (en) 1934-12-26 1934-12-26 Rubber mold for reinforced or non-reinforced cement pipes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR771187D Expired FR771187A (en) 1934-12-26 1934-04-04 Rubber mold for cement pipes, reinforced or not

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR45735D Expired FR45735E (en) 1934-12-26 1934-12-26 Rubber mold for reinforced or non-reinforced cement pipes

Country Status (1)

Country Link
FR (3) FR771187A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19639817A1 (en) * 1996-09-27 1998-04-02 Hoechst Ag Use of 1-hydroxy-2-pyridones for the treatment of skin infections
EP1174234A3 (en) * 2000-07-18 2003-05-14 Kalenborn Kalprotect - Dr. Mauritz GmbH & Co. KG Method and apparatus for lining the inner wall of pipes
GB2478739A (en) * 2010-03-16 2011-09-21 John Anthony Douglas Bruce Durham Hollowcore Slabs formed with inflatable core formers

Also Published As

Publication number Publication date
FR771187A (en) 1934-10-02
FR45735E (en) 1935-11-18

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