NO120301B - - Google Patents
Download PDFInfo
- Publication number
- NO120301B NO120301B NO3609/68A NO360968A NO120301B NO 120301 B NO120301 B NO 120301B NO 3609/68 A NO3609/68 A NO 3609/68A NO 360968 A NO360968 A NO 360968A NO 120301 B NO120301 B NO 120301B
- Authority
- NO
- Norway
- Prior art keywords
- strainer
- screen
- line
- liquid
- chamber
- Prior art date
Links
- 239000007788 liquid Substances 0.000 claims description 26
- 238000011010 flushing procedure Methods 0.000 claims description 23
- 238000004140 cleaning Methods 0.000 claims description 10
- 229920002678 cellulose Polymers 0.000 claims description 9
- 239000001913 cellulose Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 6
- 238000009835 boiling Methods 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- 238000012216 screening Methods 0.000 description 4
- 238000000576 coating method Methods 0.000 description 3
- 238000010411 cooking Methods 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000001464 adherent effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 210000000744 eyelid Anatomy 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C7/00—Digesters
-
- 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
- D21F1/32—Washing wire-cloths or felts
Landscapes
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE12729/67A SE307287B (sv) | 1967-09-15 | 1967-09-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
NO120301B true NO120301B (sv) | 1970-09-28 |
Family
ID=20296210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO3609/68A NO120301B (sv) | 1967-09-15 | 1968-09-13 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3589521A (sv) |
BR (1) | BR6802320D0 (sv) |
DE (1) | DE1792528B1 (sv) |
FI (1) | FI47393C (sv) |
FR (1) | FR1587735A (sv) |
NO (1) | NO120301B (sv) |
SE (1) | SE307287B (sv) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3755072A (en) * | 1970-10-23 | 1973-08-28 | Kamyr Ab | Strainer device for cellulose digester |
US3979289A (en) * | 1972-11-08 | 1976-09-07 | Water Pollution Control Corporation | Filtration method |
US3971715A (en) * | 1973-02-27 | 1976-07-27 | Albert Wehner | Device for sieving, sorting, filtering and the like |
US4193839A (en) * | 1976-05-11 | 1980-03-18 | Kamyr, Inc. | Flow control method and apparatus for continuous wood chip digester screenless liquor extractor |
SE7609782L (sv) * | 1976-09-03 | 1978-03-04 | Gloeersen Stig | Sett och anordning for att overfora fibermaterial |
SE7710010L (sv) * | 1976-10-11 | 1978-04-12 | Mueller Hans | Forfarande och anordning for filtrering av vetskor och gaser samt anvendning av forfarandet resp anordningen |
CH633196A5 (de) * | 1978-03-02 | 1982-11-30 | Chemap Ag | Verfahren und buerstenfilter zur filtration von fluessigkeiten und gasen. |
US5626720A (en) * | 1986-01-09 | 1997-05-06 | W.R. Grace & Co.-Conn. | Method for controlling pitch on a papermaking machine |
US5223097A (en) * | 1986-01-09 | 1993-06-29 | W. R. Grace Ab | Method for controlling pitch on a paper-making machine |
US4995944A (en) * | 1988-09-16 | 1991-02-26 | Dearborn Chemical Company Ltd. | Controlling deposits on paper machine felts using cationic polymer and cationic surfactant mixture |
US5565061A (en) * | 1994-06-14 | 1996-10-15 | Salminen; Reijo | Method and apparatus for removing scales deposited on the strainer of a pulp digester |
US6010013A (en) * | 1997-02-03 | 2000-01-04 | Meurer Industries, Inc. | Universal method of and apparatus for screening debris |
US6120647A (en) * | 1998-01-26 | 2000-09-19 | Ahlstrom Machinery Inc. | Simplified liquid removal system for a cellulose pulp digester |
US20020129911A1 (en) * | 2000-10-16 | 2002-09-19 | Marcoccia Bruno S. | Process and configuration for providing external upflow/internal downflow in a continuous digester |
US11001967B1 (en) | 2017-09-22 | 2021-05-11 | Farnsworth Coleman, Sr. | Pulp-digester screen cleaner |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3360907A (en) * | 1963-10-17 | 1968-01-02 | Southwest Res Inst | Apparatus for cleaning filters |
US3434920A (en) * | 1965-10-07 | 1969-03-25 | Frank B K Green | Apparatus for continuous digesting |
-
1967
- 1967-09-15 SE SE12729/67A patent/SE307287B/xx unknown
-
1968
- 1968-09-12 FI FI682561A patent/FI47393C/sv active
- 1968-09-13 NO NO3609/68A patent/NO120301B/no unknown
- 1968-09-13 BR BR202320/68A patent/BR6802320D0/pt unknown
- 1968-09-13 FR FR1587735D patent/FR1587735A/fr not_active Expired
- 1968-09-13 DE DE19681792528 patent/DE1792528B1/de not_active Withdrawn
- 1968-09-13 US US759632A patent/US3589521A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1792528B1 (de) | 1971-11-18 |
SE307287B (sv) | 1968-12-23 |
FI47393B (sv) | 1973-07-31 |
BR6802320D0 (pt) | 1973-01-09 |
US3589521A (en) | 1971-06-29 |
FR1587735A (sv) | 1970-03-27 |
FI47393C (sv) | 1973-11-12 |
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