FR2140406A1 - - Google Patents

Info

Publication number
FR2140406A1
FR2140406A1 FR7218850A FR7218850A FR2140406A1 FR 2140406 A1 FR2140406 A1 FR 2140406A1 FR 7218850 A FR7218850 A FR 7218850A FR 7218850 A FR7218850 A FR 7218850A FR 2140406 A1 FR2140406 A1 FR 2140406A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7218850A
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.)
Riva Calzoni SpA
Original Assignee
Riva Calzoni SpA
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 by Riva Calzoni SpA filed Critical Riva Calzoni SpA
Publication of FR2140406A1 publication Critical patent/FR2140406A1/fr
Withdrawn legal-status Critical Current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
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/08—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads
    • B28B11/0818—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads for roughening, profiling, corrugating
    • B28B11/0827—Apparatus or processes for treating or working the shaped or preshaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads for roughening, profiling, corrugating for corrugating, profiling or the like of plates such as asbestos cement sheets

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR7218850A 1971-06-05 1972-05-26 Withdrawn FR2140406A1 (ref)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6892171 1971-06-05

Publications (1)

Publication Number Publication Date
FR2140406A1 true FR2140406A1 (ref) 1973-01-19

Family

ID=11310925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7218850A Withdrawn FR2140406A1 (ref) 1971-06-05 1972-05-26

Country Status (1)

Country Link
FR (1) FR2140406A1 (ref)

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Legal Events

Date Code Title Description
ST Notification of lapse