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CA1284290C - Methode et dispositif pour recuperer le gypse des rebuts du placoplatre - Google Patents

Methode et dispositif pour recuperer le gypse des rebuts du placoplatre

Info

Publication number
CA1284290C
CA1284290C CA 583441 CA583441A CA1284290C CA 1284290 C CA1284290 C CA 1284290C CA 583441 CA583441 CA 583441 CA 583441 A CA583441 A CA 583441A CA 1284290 C CA1284290 C CA 1284290C
Authority
CA
Canada
Prior art keywords
wallboard
roller means
rollers
roller
gypsum
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
CA 583441
Other languages
English (en)
Inventor
Bruce Colin Macleod
Keith Alexander Burley
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.)
GP Research Ltd
Original Assignee
GP Research Ltd
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 GP Research Ltd filed Critical GP Research Ltd
Priority to CA 583441 priority Critical patent/CA1284290C/fr
Application granted granted Critical
Publication of CA1284290C publication Critical patent/CA1284290C/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/0004—Component parts, details or accessories; Auxiliary operations
    • B29C63/0013—Removing old coatings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/26—Scrap or recycled material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
CA 583441 1988-11-18 1988-11-18 Methode et dispositif pour recuperer le gypse des rebuts du placoplatre Expired CA1284290C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 583441 CA1284290C (fr) 1988-11-18 1988-11-18 Methode et dispositif pour recuperer le gypse des rebuts du placoplatre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 583441 CA1284290C (fr) 1988-11-18 1988-11-18 Methode et dispositif pour recuperer le gypse des rebuts du placoplatre

Publications (1)

Publication Number Publication Date
CA1284290C true CA1284290C (fr) 1991-05-21

Family

ID=4139123

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 583441 Expired CA1284290C (fr) 1988-11-18 1988-11-18 Methode et dispositif pour recuperer le gypse des rebuts du placoplatre

Country Status (1)

Country Link
CA (1) CA1284290C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996016805A1 (fr) * 1994-12-01 1996-06-06 Polaroid Corporation Procede et appareil de decollage
NL1003699C2 (nl) * 1996-07-29 1998-02-05 Johannes Antonius Maria Reinde Walsconstructie.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996016805A1 (fr) * 1994-12-01 1996-06-06 Polaroid Corporation Procede et appareil de decollage
NL1003699C2 (nl) * 1996-07-29 1998-02-05 Johannes Antonius Maria Reinde Walsconstructie.

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Legal Events

Date Code Title Description
MKLA Lapsed