JPS4969903A - - Google Patents
Info
- Publication number
- JPS4969903A JPS4969903A JP10685873A JP10685873A JPS4969903A JP S4969903 A JPS4969903 A JP S4969903A JP 10685873 A JP10685873 A JP 10685873A JP 10685873 A JP10685873 A JP 10685873A JP S4969903 A JPS4969903 A JP S4969903A
- Authority
- JP
- Japan
- 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
Links
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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29195072A | 1972-09-25 | 1972-09-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4969903A true JPS4969903A (fr) | 1974-07-06 |
| JPS5146843B2 JPS5146843B2 (fr) | 1976-12-11 |
Family
ID=23122560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10685873A Expired JPS5146843B2 (fr) | 1972-09-25 | 1973-09-21 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5146843B2 (fr) |
| BR (1) | BR7307407D0 (fr) |
| CA (1) | CA1018104A (fr) |
| ES (1) | ES418659A1 (fr) |
| FI (1) | FI54819C (fr) |
| FR (1) | FR2200401B1 (fr) |
| GB (1) | GB1432650A (fr) |
| IT (1) | IT995480B (fr) |
| SE (1) | SE401695B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2941898A1 (de) * | 1979-10-17 | 1981-04-30 | Hermann Finckh, Maschinenfabrik GmbH & Co, 7417 Pfullingen | Verfahren und einrichtung zum aufbereiten von altpapier |
| CA1127356A (fr) * | 1980-01-17 | 1982-07-13 | Milos Stradal | Methode et dispositif de preconditionnement des papiers multicouches aux fins du recyclage |
| FR2522030A1 (fr) * | 1982-02-19 | 1983-08-26 | Scherb Metenett Papeteries | Procede de blanchiment selectif de pate a papier et papier obtenu par mise en oeuvre de ce procede |
| GB0316574D0 (en) * | 2003-07-16 | 2003-08-20 | Univ Wales | Recycling of wood based panels |
| CA2532346A1 (fr) * | 2003-07-16 | 2005-01-27 | Fira International Limited | Recyclage de planches a base de lignocellulose |
-
1973
- 1973-09-11 ES ES418659A patent/ES418659A1/es not_active Expired
- 1973-09-13 CA CA181,038A patent/CA1018104A/en not_active Expired
- 1973-09-19 SE SE7312747A patent/SE401695B/xx unknown
- 1973-09-19 FR FR7334422A patent/FR2200401B1/fr not_active Expired
- 1973-09-21 JP JP10685873A patent/JPS5146843B2/ja not_active Expired
- 1973-09-21 GB GB4442073A patent/GB1432650A/en not_active Expired
- 1973-09-21 FI FI295773A patent/FI54819C/fi active
- 1973-09-24 BR BR740773A patent/BR7307407D0/pt unknown
- 1973-09-25 IT IT2928973A patent/IT995480B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| SE401695B (sv) | 1978-05-22 |
| GB1432650A (en) | 1976-04-22 |
| JPS5146843B2 (fr) | 1976-12-11 |
| DE2348146A1 (de) | 1974-04-04 |
| SE7312747L (fr) | 1974-03-26 |
| BR7307407D0 (pt) | 1974-09-05 |
| ES418659A1 (es) | 1976-02-16 |
| FR2200401A1 (fr) | 1974-04-19 |
| DE2348146B2 (de) | 1977-03-10 |
| CA1018104A (en) | 1977-09-27 |
| FI54819C (fi) | 1979-03-12 |
| FR2200401B1 (fr) | 1976-11-19 |
| IT995480B (it) | 1975-11-10 |
| FI54819B (fi) | 1978-11-30 |