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.)

1981-04-10

Filing date

1982-04-08

Publication date

1987-11-09

1982-04-08 Application filed by Voith Gmbh J M filed Critical Voith Gmbh J M

1982-04-08 Publication of FI821272A0 publication Critical patent/FI821272A0/fi

1982-10-11 Publication of FI821272L publication Critical patent/FI821272L/fi

1987-07-31 Publication of FI73748B publication Critical patent/FI73748B/fi

1987-11-09 Application granted granted Critical

1987-11-09 Publication of FI73748C publication Critical patent/FI73748C/fi

Links

238000000034 method Methods 0.000 title claims description 11
239000010893 paper waste Substances 0.000 title claims description 11
239000000123 paper Substances 0.000 claims description 5
239000002184 metal Substances 0.000 claims description 3
238000010790 dilution Methods 0.000 claims description 2
239000012895 dilution Substances 0.000 claims description 2
239000011087 paperboard Substances 0.000 claims description 2
239000011111 cardboard Substances 0.000 claims 1
238000004519 manufacturing process Methods 0.000 claims 1
238000000746 purification Methods 0.000 claims 1
238000004140 cleaning Methods 0.000 description 6
239000000835 fiber Substances 0.000 description 4
239000002699 waste material Substances 0.000 description 3
230000002349 favourable effect Effects 0.000 description 2
238000005188 flotation Methods 0.000 description 2
239000000976 ink Substances 0.000 description 2
239000000725 suspension Substances 0.000 description 2
230000008719 thickening Effects 0.000 description 2
239000000356 contaminant Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000002452 interceptive effect Effects 0.000 description 1
238000003672 processing method Methods 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
239000004753 textile Substances 0.000 description 1
230000007704 transition Effects 0.000 description 1
239000002023 wood Substances 0.000 description 1

Classifications

- 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)

FI821272A 1981-04-10 1982-04-08 Foerfarande foer beredning av avfallspapper. FI73748C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3114527A DE3114527C1 (de)	1981-04-10	1981-04-10	Verfahren zur Aufbereitung von Altpapier
DE3114527		1981-04-10

Publications (4)

Publication Number	Publication Date
FI821272A0 FI821272A0 (fi)	1982-04-08
FI821272L FI821272L (fi)	1982-10-11
FI73748B FI73748B (fi)	1987-07-31
FI73748C true FI73748C (fi)	1987-11-09

Family

ID=6129867

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI821272A FI73748C (fi)	1981-04-10	1982-04-08	Foerfarande foer beredning av avfallspapper.

Country Status (6)

Country	Link
JP (1)	JPS57183485A (de)
AT (1)	AT381124B (de)
DE (1)	DE3114527C1 (de)
FI (1)	FI73748C (de)
FR (1)	FR2503748B1 (de)
GB (1)	GB2096661B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FI81642C (fi) *	1988-05-20	1990-11-12	Yhyneet Paperitehtaat Oy Walki	Matarsystem foer en former vid en torrpappersmaskin.
JPH0397983A (ja) *	1989-09-05	1991-04-23	Aikawa Tekko Kk	製紙用パルパー装置およびその離解除塵機
DE4037230A1 (de) *	1990-11-23	1992-05-27	Voith Gmbh J M	Verfahren und anlage zum aufbereiten von altpapier
DE4211545C1 (de) *	1992-04-06	1993-08-05	Hans-Juergen 7400 Tuebingen De Maier
JP7269631B2 (ja) *	2019-07-16	2023-05-09	株式会社大善	スクリーンリジェクトからの繊維回収方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1097802B (de) *	1957-07-30	1961-01-19	Condux Werk	Verfahren zum Aufloesen von Altfaserstoffen, insbesondere Altpapier
FR2184176A5 (de) *	1972-05-10	1973-12-21	Delemme Marcel
CH574538A5 (de) *	1974-02-26	1976-04-15	Escher Wyss Gmbh
DE2514162B2 (de) *	1975-03-29	1977-02-03	Anlage zur Aufbereitung von Altpapier J.M. Voith GmbH, 7920 Heidenheim	Anlage zur aufbereitung von altpapier
DE2818779A1 (de) *	1978-03-07	1979-09-13	Escher Wyss Gmbh	Verfahren zur behandlung von altpapier zur gewinnung von stofffluessigkeit fuer die herstellung von neuem papier sowie vorrichtung zur ausfuehrung des verfahrens

1981
- 1981-04-10 DE DE3114527A patent/DE3114527C1/de not_active Expired
1982
- 1982-02-08 AT AT44082A patent/AT381124B/de not_active IP Right Cessation
- 1982-02-26 GB GB8205777A patent/GB2096661B/en not_active Expired
- 1982-03-29 FR FR8205695A patent/FR2503748B1/fr not_active Expired
- 1982-04-08 JP JP5743482A patent/JPS57183485A/ja active Pending
- 1982-04-08 FI FI821272A patent/FI73748C/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB2096661B (en)	1985-01-16
ATA44082A (de)	1986-01-15
FI73748B (fi)	1987-07-31
GB2096661A (en)	1982-10-20
DE3114527C1 (de)	1982-10-14
FI821272A0 (fi)	1982-04-08
AT381124B (de)	1986-08-25
FR2503748B1 (fr)	1986-04-11
JPS57183485A (en)	1982-11-11
FR2503748A1 (fr)	1982-10-15
FI821272L (fi)	1982-10-11

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: J. M. VOITH GMBH