IT1141928B - Apparecchio a vaglio con lamine sfalsate e metodo per trattare l'impasto in una macchina produttrice di carta - Google Patents

Apparecchio a vaglio con lamine sfalsate e metodo per trattare l'impasto in una macchina produttrice di carta

Info

Publication number: IT1141928B
Authority: IT; Italy
Prior art keywords: stalked; sheets; treating; mixture; paper machine
Prior art date: 1979-04-26

Application number

IT21484/80A

Other languages

English (en)

Other versions

IT8021484A0 (it

Inventor

Carl E Wittig

Raymond C Vondereau

Original Assignee

Beloit Corp

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.)

1979-04-26

Filing date

1980-04-18

Publication date

1986-10-08

1980-04-18 Application filed by Beloit Corp filed Critical Beloit Corp

1980-04-18 Publication of IT8021484A0 publication Critical patent/IT8021484A0/it

1986-10-08 Application granted granted Critical

1986-10-08 Publication of IT1141928B publication Critical patent/IT1141928B/it

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/023—Stationary screen-drums
- D21D5/026—Stationary screen-drums with rotating cleaning foils

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Paper (AREA)
Filtration Of Liquid (AREA)

IT21484/80A 1979-04-26 1980-04-18 Apparecchio a vaglio con lamine sfalsate e metodo per trattare l'impasto in una macchina produttrice di carta IT1141928B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/033,730 US4213823A (en)	1979-04-26	1979-04-26	Paper making machine screen with staggered foils

Publications (2)

Publication Number	Publication Date
IT8021484A0 IT8021484A0 (it)	1980-04-18
IT1141928B true IT1141928B (it)	1986-10-08

Family

ID=21872118

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21484/80A IT1141928B (it)	1979-04-26	1980-04-18	Apparecchio a vaglio con lamine sfalsate e metodo per trattare l'impasto in una macchina produttrice di carta

Country Status (9)

Country	Link
US (1)	US4213823A (it)
JP (1)	JPS5922833B2 (it)
AU (1)	AU517507B2 (it)
BR (1)	BR8002612A (it)
DE (1)	DE3016211A1 (it)
FI (1)	FI801275A (it)
FR (1)	FR2455117A1 (it)
GB (1)	GB2047555A (it)
IT (1)	IT1141928B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4396502A (en) *	1982-03-18	1983-08-02	Beloit Corporation	Screening apparatus for a papermaking machine
DE3217824C2 (de) *	1982-05-12	1985-10-24	J.M. Voith Gmbh, 7920 Heidenheim	Rotor für Sortierer zur Reinigung von Fasersuspensionen, insbesondere aus Altpapier
GB8322275D0 (en) *	1983-08-18	1983-09-21	British Petroleum Co Plc	Removing liquids from slurries
DE3532716A1 (de) *	1985-07-30	1987-02-12	Escher Wyss Gmbh	Vorrichtung zum abbremsen schiessender stroemungen von siebwasser
US4744894A (en) *	1986-06-30	1988-05-17	Gauld W Thomas	Fibrous stock screening apparatus
FI80736B (fi) *	1989-02-16	1990-03-30	Tampella Oy Ab	Foerfarande foer sortering av massasuspension och sorteringsapparat.
US5954956A (en) *	1997-07-22	1999-09-21	J&L Fiber Services	Modular screen cylinder and a method for its manufacture
WO1999007485A1 (en) *	1997-08-06	1999-02-18	Thermo Black Clawson Inc.	Paper stock screening apparatus and method
US6138838A (en)	1998-05-29	2000-10-31	J&L Fiber Services, Inc.	Screen media and a screening passage therefore
JP6277836B2 (ja) *	2014-04-09	2018-02-14	セイコーエプソン株式会社	シート製造装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2122475A (en) *	1936-01-03	1938-07-05	Nelson M Knight	Pulp screening machine
US3456793A (en) *	1966-01-24	1969-07-22	Beloit Corp	Dual pressure stock screen
AT304248B (de) *	1970-03-26	1972-12-27	Voith Gmbh J M	Sichter zum Reinigen von Suspensionen
DE2548578C3 (de) *	1975-10-30	1979-08-23	J.M. Voith Gmbh, 7920 Heidenheim	Vorrichtung zur Abscheidung von Verunreinigungen in Faserstoffsuspensionen
US4126513A (en) *	1977-06-30	1978-11-21	Beloit Corporation	Air dome attenuator
US4111799A (en) *	1977-07-07	1978-09-05	Beloit Corporation	Stock screen foil

1979
- 1979-04-26 US US06/033,730 patent/US4213823A/en not_active Expired - Lifetime
1980
- 1980-04-16 GB GB8012562A patent/GB2047555A/en not_active Withdrawn
- 1980-04-18 IT IT21484/80A patent/IT1141928B/it active
- 1980-04-21 FI FI801275A patent/FI801275A/fi not_active Application Discontinuation
- 1980-04-22 AU AU57692/80A patent/AU517507B2/en not_active Ceased
- 1980-04-24 FR FR8009188A patent/FR2455117A1/fr active Pending
- 1980-04-25 BR BR8002612A patent/BR8002612A/pt unknown
- 1980-04-25 JP JP55054398A patent/JPS5922833B2/ja not_active Expired
- 1980-04-26 DE DE19803016211 patent/DE3016211A1/de not_active Ceased

Also Published As

Publication number	Publication date
JPS5922833B2 (ja)	1984-05-29
IT8021484A0 (it)	1980-04-18
FR2455117A1 (fr)	1980-11-21
BR8002612A (pt)	1980-12-09
AU5769280A (en)	1980-10-30
DE3016211A1 (de)	1980-11-06
US4213823A (en)	1980-07-22
AU517507B2 (en)	1981-08-06
FI801275A (fi)	1980-10-27
JPS569495A (en)	1981-01-30
GB2047555A (en)	1980-12-03

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