NO782284L - Fremgangsmaate og apparat for bestemmelse av mengden av fiberbunter i en massestroem - Google Patents
Fremgangsmaate og apparat for bestemmelse av mengden av fiberbunter i en massestroemInfo
- Publication number
- NO782284L NO782284L NO782284A NO782284A NO782284L NO 782284 L NO782284 L NO 782284L NO 782284 A NO782284 A NO 782284A NO 782284 A NO782284 A NO 782284A NO 782284 L NO782284 L NO 782284L
- Authority
- NO
- Norway
- Prior art keywords
- signal
- pulse
- pulses
- fiber
- flow
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 21
- 239000000835 fiber Substances 0.000 claims description 89
- 239000002245 particle Substances 0.000 claims description 29
- 238000004519 manufacturing process Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 229920001131 Pulp (paper) Polymers 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 10
- 238000005070 sampling Methods 0.000 claims description 9
- 230000000052 comparative effect Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 210000000056 organ Anatomy 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000036962 time dependent Effects 0.000 claims 2
- 239000000523 sample Substances 0.000 description 28
- 238000005259 measurement Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 230000006698 induction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000012470 diluted sample Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000011090 industrial biotechnology method and process Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Dispersion Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Optical Measuring Cells (AREA)
- Paper (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81205677A | 1977-07-01 | 1977-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO782284L true NO782284L (no) | 1979-01-03 |
Family
ID=25208365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO782284A NO782284L (no) | 1977-07-01 | 1978-06-30 | Fremgangsmaate og apparat for bestemmelse av mengden av fiberbunter i en massestroem |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5440692A (fi) |
| CA (1) | CA1095738A (fi) |
| DE (1) | DE2828843C2 (fi) |
| FI (1) | FI782089A (fi) |
| GB (1) | GB2001368B (fi) |
| NO (1) | NO782284L (fi) |
| SE (1) | SE7807410L (fi) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4441960A (en) * | 1979-05-14 | 1984-04-10 | Alkibiadis Karnis | Method and apparatus for on-line monitoring of specific surface of mechanical pulps |
| US4276119A (en) * | 1979-05-14 | 1981-06-30 | Domtar Inc. | Method and apparatus for on-line monitoring of specific surface of mechanical pulps |
| JP2928056B2 (ja) * | 1993-06-28 | 1999-07-28 | 相川鉄工株式会社 | パルプ懸濁液の異物検出方法及びパルプ懸濁液の異物検出装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3461030A (en) * | 1965-10-22 | 1969-08-12 | Beloit Corp | Determination of fiber characteristics in paper making |
-
1978
- 1978-06-27 CA CA306,337A patent/CA1095738A/en not_active Expired
- 1978-06-29 FI FI782089A patent/FI782089A/fi not_active Application Discontinuation
- 1978-06-30 NO NO782284A patent/NO782284L/no unknown
- 1978-06-30 DE DE2828843A patent/DE2828843C2/de not_active Expired
- 1978-06-30 SE SE7807410A patent/SE7807410L/xx unknown
- 1978-07-01 JP JP8046778A patent/JPS5440692A/ja active Pending
- 1978-07-03 GB GB787828604A patent/GB2001368B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2828843A1 (de) | 1979-01-25 |
| GB2001368A (en) | 1979-01-31 |
| CA1095738A (en) | 1981-02-17 |
| GB2001368B (en) | 1982-12-08 |
| DE2828843C2 (de) | 1982-01-21 |
| FI782089A (fi) | 1979-01-02 |
| JPS5440692A (en) | 1979-03-30 |
| SE7807410L (sv) | 1979-01-02 |
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