CA1126466A - Appareil de production d'isolant cellulosique a partir de pulpe de bois vierge sechee par evaporation - Google Patents

Appareil de production d'isolant cellulosique a partir de pulpe de bois vierge sechee par evaporation

Info

Publication number
CA1126466A
CA1126466A CA314,454A CA314454A CA1126466A CA 1126466 A CA1126466 A CA 1126466A CA 314454 A CA314454 A CA 314454A CA 1126466 A CA1126466 A CA 1126466A
Authority
CA
Canada
Prior art keywords
fibres
intermingled
collection
compacted
partially separated
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
CA314,454A
Other languages
English (en)
Inventor
William G. Tough
Robert R. Nichol
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.)
PREMIUM INDUSTRIES Ltd
Original Assignee
PREMIUM INDUSTRIES 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 PREMIUM INDUSTRIES Ltd filed Critical PREMIUM INDUSTRIES Ltd
Priority to CA314,454A priority Critical patent/CA1126466A/fr
Application granted granted Critical
Publication of CA1126466A publication Critical patent/CA1126466A/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/26—Special paper or cardboard manufactured by dry method; Apparatus or processes for forming webs by dry method from mainly short-fibre or particle material, e.g. paper pulp
    • D21H5/2607—Pretreatment and individualisation of the fibres, formation of the mixture fibres-gas and laying the fibres on a forming surface
    • D21H5/2614—Detachment of the fibres from their compressed state, e.g. by disintegration of a pulpboard
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/14—Secondary fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J1/00—Fibreboard
    • D21J1/16—Special fibreboard
    • D21J1/20—Insulating board

Landscapes

  • Paper (AREA)
CA314,454A 1978-10-26 1978-10-26 Appareil de production d'isolant cellulosique a partir de pulpe de bois vierge sechee par evaporation Expired CA1126466A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA314,454A CA1126466A (fr) 1978-10-26 1978-10-26 Appareil de production d'isolant cellulosique a partir de pulpe de bois vierge sechee par evaporation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA314,454A CA1126466A (fr) 1978-10-26 1978-10-26 Appareil de production d'isolant cellulosique a partir de pulpe de bois vierge sechee par evaporation

Publications (1)

Publication Number Publication Date
CA1126466A true CA1126466A (fr) 1982-06-29

Family

ID=4112713

Family Applications (1)

Application Number Title Priority Date Filing Date
CA314,454A Expired CA1126466A (fr) 1978-10-26 1978-10-26 Appareil de production d'isolant cellulosique a partir de pulpe de bois vierge sechee par evaporation

Country Status (1)

Country Link
CA (1) CA1126466A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0146840A3 (fr) * 1983-12-05 1985-08-21 Manville Service Corporation Matière isolante hybride insufflée
CN110219194A (zh) * 2019-06-06 2019-09-10 潍坊汇胜绝缘技术有限公司 一种消除绝缘纸板表面汽道印的生产方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0146840A3 (fr) * 1983-12-05 1985-08-21 Manville Service Corporation Matière isolante hybride insufflée
CN110219194A (zh) * 2019-06-06 2019-09-10 潍坊汇胜绝缘技术有限公司 一种消除绝缘纸板表面汽道印的生产方法

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Legal Events

Date Code Title Description
MKEX Expiry