FR2368030A1 - Procede et ensemble pour controler la densite a sec d'un produit formant planche - Google Patents

Procede et ensemble pour controler la densite a sec d'un produit formant planche

Info

Publication number
FR2368030A1
FR2368030A1 FR7730402A FR7730402A FR2368030A1 FR 2368030 A1 FR2368030 A1 FR 2368030A1 FR 7730402 A FR7730402 A FR 7730402A FR 7730402 A FR7730402 A FR 7730402A FR 2368030 A1 FR2368030 A1 FR 2368030A1
Authority
FR
France
Prior art keywords
sheet
assembly
controlling
dry density
product
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.)
Granted
Application number
FR7730402A
Other languages
English (en)
French (fr)
Other versions
FR2368030B1 (enExample
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.)
Johns Manville Corp
Johns Manville
Original Assignee
Johns Manville Corp
Johns Manville
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 Johns Manville Corp, Johns Manville filed Critical Johns Manville Corp
Publication of FR2368030A1 publication Critical patent/FR2368030A1/fr
Application granted granted Critical
Publication of FR2368030B1 publication Critical patent/FR2368030B1/fr
Granted legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G9/00—Other accessories for paper-making machines
    • D21G9/0009—Paper-making control systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity

Landscapes

  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Paper (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Building Environments (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR7730402A 1976-10-12 1977-10-10 Procede et ensemble pour controler la densite a sec d'un produit formant planche Granted FR2368030A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/731,381 US4037462A (en) 1976-10-12 1976-10-12 Method of and assembly for monitoring the dry density of a board product

Publications (2)

Publication Number Publication Date
FR2368030A1 true FR2368030A1 (fr) 1978-05-12
FR2368030B1 FR2368030B1 (enExample) 1981-11-20

Family

ID=24939255

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7730402A Granted FR2368030A1 (fr) 1976-10-12 1977-10-10 Procede et ensemble pour controler la densite a sec d'un produit formant planche

Country Status (4)

Country Link
US (1) US4037462A (enExample)
CA (1) CA1045863A (enExample)
DE (1) DE2745463C3 (enExample)
FR (1) FR2368030A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3148800C2 (de) * 1981-12-09 1986-12-04 Grecon Greten Gmbh & Co Kg, 3220 Alfeld Verfahren und Vorrichtung zur Ermittlung und Korrektur von Schwankungen des Flächengewichts von losen lignozellulose- und/oder zellulosehaltigen Holzspanteilchen, Fasern oder dergleichen
CA1236813A (en) * 1984-04-16 1988-05-17 Wolfgang Heller Method of and apparatus for obtaining a predeterminable distribution of weight in the transverse direction of a pre-mat and/or mat
DE3907617C1 (en) * 1989-03-09 1990-08-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De Method for determining the density of laminar wooden materials
US7151380B2 (en) * 2004-08-06 2006-12-19 Voith Paper Patent Gmbh Microwave water weight sensor and process
PL424579A1 (pl) * 2018-02-13 2019-08-26 Instytut Techniki Górniczej Komag Urządzenie do równoczesnego ciągłego pomiaru ilości i wilgotności osiadającego pyłu
CN109490133B (zh) * 2018-11-09 2021-01-08 安徽宇测线缆质检技术有限公司 一种电缆含水量检测装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1238028A (fr) * 1958-10-11 1960-08-05 Dispositif pour le coutrôle de la densité de matériaux pulvérulents ou liquides
US3436968A (en) * 1965-02-11 1969-04-08 Fairbanks Morse Inc Processing control system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1238028A (fr) * 1958-10-11 1960-08-05 Dispositif pour le coutrôle de la densité de matériaux pulvérulents ou liquides
US3436968A (en) * 1965-02-11 1969-04-08 Fairbanks Morse Inc Processing control system

Also Published As

Publication number Publication date
FR2368030B1 (enExample) 1981-11-20
US4037462A (en) 1977-07-26
DE2745463B2 (de) 1980-12-18
CA1045863A (en) 1979-01-09
DE2745463A1 (de) 1978-05-24
DE2745463C3 (de) 1981-09-24

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Legal Events

Date Code Title Description
ST Notification of lapse