JPS6257758B2 - - Google Patents
Info
- Publication number
- JPS6257758B2 JPS6257758B2 JP54074434A JP7443479A JPS6257758B2 JP S6257758 B2 JPS6257758 B2 JP S6257758B2 JP 54074434 A JP54074434 A JP 54074434A JP 7443479 A JP7443479 A JP 7443479A JP S6257758 B2 JPS6257758 B2 JP S6257758B2
- Authority
- JP
- Japan
- Prior art keywords
- pitch
- absorbance
- pulp
- paper
- water
- 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
Links
- 238000000034 method Methods 0.000 claims description 78
- 238000002835 absorbance Methods 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 230000006378 damage Effects 0.000 claims description 27
- 238000004519 manufacturing process Methods 0.000 claims description 26
- 208000027418 Wounds and injury Diseases 0.000 claims description 9
- 208000014674 injury Diseases 0.000 claims description 9
- 238000011282 treatment Methods 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000010411 cooking Methods 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 239000011295 pitch Substances 0.000 description 52
- 239000000123 paper Substances 0.000 description 27
- 239000000428 dust Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 238000011481 absorbance measurement Methods 0.000 description 6
- 239000002655 kraft paper Substances 0.000 description 6
- 230000003449 preventive effect Effects 0.000 description 6
- 239000002994 raw material Substances 0.000 description 5
- 239000004094 surface-active agent Substances 0.000 description 4
- 239000002023 wood Substances 0.000 description 4
- 238000004061 bleaching Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 2
- 229920000388 Polyphosphate Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000001205 polyphosphate Substances 0.000 description 2
- 235000011176 polyphosphates Nutrition 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 235000002566 Capsicum Nutrition 0.000 description 1
- 239000006002 Pepper Substances 0.000 description 1
- 235000016761 Piper aduncum Nutrition 0.000 description 1
- 235000017804 Piper guineense Nutrition 0.000 description 1
- 244000203593 Piper nigrum Species 0.000 description 1
- 235000008184 Piper nigrum Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 229940051841 polyoxyethylene ether Drugs 0.000 description 1
- 229920000056 polyoxyethylene ether Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011321 prophylaxis Methods 0.000 description 1
- 239000013055 pulp slurry Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Paper (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7443479A JPS56392A (en) | 1979-06-12 | 1979-06-12 | Prevention of pitch obstacle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7443479A JPS56392A (en) | 1979-06-12 | 1979-06-12 | Prevention of pitch obstacle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56392A JPS56392A (en) | 1981-01-06 |
| JPS6257758B2 true JPS6257758B2 (enrdf_load_stackoverflow) | 1987-12-02 |
Family
ID=13547102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7443479A Granted JPS56392A (en) | 1979-06-12 | 1979-06-12 | Prevention of pitch obstacle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56392A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6212839A (ja) * | 1985-07-10 | 1987-01-21 | Jujo Paper Co Ltd | 黒液の有機成分濃度推定方法およびその推定装置 |
| JPH03238345A (ja) * | 1990-02-16 | 1991-10-24 | Nippon Kamiparupu Kenkyusho:Kk | 残留インキの定量法 |
| JP2621693B2 (ja) * | 1991-07-08 | 1997-06-18 | 王子製紙株式会社 | クラフトパルプの洗浄度管理方法 |
| JP7347575B1 (ja) * | 2022-04-19 | 2023-09-20 | 栗田工業株式会社 | 推測装置、推測システム、推測プログラム及び推測方法 |
-
1979
- 1979-06-12 JP JP7443479A patent/JPS56392A/ja active Granted
Non-Patent Citations (1)
| Title |
|---|
| TRANSACTIONS OF THE TECHNICAL SECTION=1977 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56392A (en) | 1981-01-06 |
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