CA1123626A - Appareil de controle de la repartition des elements constitutifs de la pate a papier, en cours de fabrication du papier - Google Patents

Appareil de controle de la repartition des elements constitutifs de la pate a papier, en cours de fabrication du papier

Info

Publication number: CA1123626A
Authority: CA; Canada
Prior art keywords: pulp; specific surface; measuring; consistency; determining
Prior art date: 1979-05-08
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

CA327,137A

Other languages

English (en)

Inventor

Paul M. Shallhorn

Alkibiadis Karnis

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.)

Domtar Inc

Original Assignee

Domtar Inc

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.)

1979-05-08

Filing date

1979-05-08

Publication date

1982-05-18

1979-05-08 Application filed by Domtar Inc filed Critical Domtar Inc

1979-05-08 Priority to CA327,137A priority Critical patent/CA1123626A/fr

1980-05-01 Priority to AU57994/80A priority patent/AU539306B2/en

1980-05-07 Priority to FI801476A priority patent/FI71617C/fi

1980-05-07 Priority to SE8003413A priority patent/SE437043B/sv

1980-05-08 Priority to JP6119080A priority patent/JPS55152440A/ja

1982-05-18 Application granted granted Critical

1982-05-18 Publication of CA1123626A publication Critical patent/CA1123626A/fr

Status Expired legal-status Critical Current

Links

238000012544 monitoring process Methods 0.000 title abstract description 5
229920001131 Pulp (paper) Polymers 0.000 title description 12
238000000034 method Methods 0.000 claims abstract description 22
230000001186 cumulative effect Effects 0.000 claims abstract description 14
239000000835 fiber Substances 0.000 claims description 16
238000005259 measurement Methods 0.000 abstract description 8
238000000149 argon plasma sintering Methods 0.000 abstract description 4
239000000725 suspension Substances 0.000 description 10
239000002245 particle Substances 0.000 description 5
230000008859 change Effects 0.000 description 4
239000007787 solid Substances 0.000 description 4
230000003287 optical effect Effects 0.000 description 3
230000035699 permeability Effects 0.000 description 3
239000004575 stone Substances 0.000 description 3
239000007788 liquid Substances 0.000 description 2
239000000463 material Substances 0.000 description 2
230000008569 process Effects 0.000 description 2
238000004537 pulping Methods 0.000 description 2
239000002023 wood Substances 0.000 description 2
101150039033 Eci2 gene Proteins 0.000 description 1
230000002596 correlated effect Effects 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000000945 filler Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
238000011005 laboratory method Methods 0.000 description 1
238000010297 mechanical methods and process Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012545 processing Methods 0.000 description 1
239000013055 pulp slurry Substances 0.000 description 1
238000003908 quality control method Methods 0.000 description 1
230000003134 recirculating effect Effects 0.000 description 1
238000011160 research Methods 0.000 description 1
239000002002 slurry Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000004441 surface measurement Methods 0.000 description 1
230000000930 thermomechanical effect Effects 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
- D21F1/68—Pulp catching, de-watering, or recovering; Re-use of pulp-water using hydrocyclones
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F7/00—Other details of machines for making continuous webs of paper
- D21F7/06—Indicating or regulating the thickness of the layer; Signal devices
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials

Landscapes

Chemical & Material Sciences (AREA)
Dispersion Chemistry (AREA)
Physics & Mathematics (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Immunology (AREA)
Pathology (AREA)
Investigating Or Analysing Materials By Optical Means (AREA)
Paper (AREA)
Length Measuring Devices With Unspecified Measuring Means (AREA)

CA327,137A 1979-05-08 1979-05-08 Appareil de controle de la repartition des elements constitutifs de la pate a papier, en cours de fabrication du papier Expired CA1123626A (fr)

Priority Applications (5)

Application Number	Priority Date	Filing Date	Title
CA327,137A CA1123626A (fr)	1979-05-08	1979-05-08	Appareil de controle de la repartition des elements constitutifs de la pate a papier, en cours de fabrication du papier
AU57994/80A AU539306B2 (en)	1979-05-08	1980-05-01	Monitoring pulp surface characteristics
FI801476A FI71617C (fi)	1979-05-08	1980-05-07	Direktbevakning av den specifika ytan hos mekaniska massor.
SE8003413A SE437043B (sv)	1979-05-08	1980-05-07	Sett for linjebestemning av den viktmessiga fordelningen av den specifika ytan hos fibrerna i en massa samt anordning for genomforande av settet
JP6119080A JPS55152440A (en)	1979-05-08	1980-05-08	Online measuring method of and apparatus for specific area of mechanically produced pulp

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA327,137A CA1123626A (fr)	1979-05-08	1979-05-08	Appareil de controle de la repartition des elements constitutifs de la pate a papier, en cours de fabrication du papier

Publications (1)

Publication Number	Publication Date
CA1123626A true CA1123626A (fr)	1982-05-18

Family

ID=4114157

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA327,137A Expired CA1123626A (fr)	1979-05-08	1979-05-08	Appareil de controle de la repartition des elements constitutifs de la pate a papier, en cours de fabrication du papier

Country Status (5)

Country	Link
JP (1)	JPS55152440A (fr)
AU (1)	AU539306B2 (fr)
CA (1)	CA1123626A (fr)
FI (1)	FI71617C (fr)
SE (1)	SE437043B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5500735A (en) *	1994-07-18	1996-03-19	Pulp And Paper Research Institute Of Canada	Method and apparatus for on-line measurement of pulp fiber surface development

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE442247B (sv) *	1984-02-14	1985-12-09	Svenska Traeforskningsinst	Anordning for att i en suspension med atminstone tva typer av suspenderade emnen var for sig meta halten av varje emnestyp
JPH0677013B2 (ja) *	1984-10-31	1994-09-28	大成建設株式会社	地質の調査方法
FI126688B (en) *	2014-06-30	2017-03-31	Upm Kymmene Corp	Method and apparatus for monitoring the quality of nanofibrillary cellulose

1979
- 1979-05-08 CA CA327,137A patent/CA1123626A/fr not_active Expired
1980
- 1980-05-01 AU AU57994/80A patent/AU539306B2/en not_active Ceased
- 1980-05-07 SE SE8003413A patent/SE437043B/sv not_active IP Right Cessation
- 1980-05-07 FI FI801476A patent/FI71617C/fi not_active IP Right Cessation
- 1980-05-08 JP JP6119080A patent/JPS55152440A/ja active Pending

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5500735A (en) *	1994-07-18	1996-03-19	Pulp And Paper Research Institute Of Canada	Method and apparatus for on-line measurement of pulp fiber surface development

Also Published As

Publication number	Publication date
FI71617B (fi)	1986-10-10
SE437043B (sv)	1985-02-04
SE8003413L (sv)	1980-11-09
AU539306B2 (en)	1984-09-20
JPS55152440A (en)	1980-11-27
FI801476A7 (fi)	1980-11-09
FI71617C (fi)	1987-01-19
AU5799480A (en)	1980-11-13

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Legal Events

Date	Code	Title	Description
1999-05-18	MKEX	Expiry