FI882903A - Foerfarande och anordning foer pumpning av tjockt medium. - Google Patents

Foerfarande och anordning foer pumpning av tjockt medium. Download PDF

Info

Publication number
FI882903A
FI882903A FI882903A FI882903A FI882903A FI 882903 A FI882903 A FI 882903A FI 882903 A FI882903 A FI 882903A FI 882903 A FI882903 A FI 882903A FI 882903 A FI882903 A FI 882903A
Authority
FI
Finland
Prior art keywords
foer
tjockt
pumpning
farere
medium
Prior art date
Application number
FI882903A
Other languages
English (en)
Other versions
FI882903A0 (fi
FI85751B (fi
Inventor
Jukka Timperi
Reijo Vesala
Vesa Vikman
Original Assignee
Ahlstroem Oy
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.)
Filing date
Publication date
Application filed by Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI882903A priority Critical patent/FI85751B/fi
Publication of FI882903A0 publication Critical patent/FI882903A0/fi
Priority to EP89305705A priority patent/EP0347088B1/en
Priority to AT89305705T priority patent/ATE112366T1/de
Priority to DE68918502T priority patent/DE68918502T2/de
Priority to US07/366,699 priority patent/US4971519A/en
Priority to JP1154398A priority patent/JPH02112494A/ja
Publication of FI882903A publication Critical patent/FI882903A/fi
Application granted granted Critical
Publication of FI85751B publication Critical patent/FI85751B/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2288—Rotors specially for centrifugal pumps with special measures for comminuting, mixing or separating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Paper (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Seal Device For Vehicle (AREA)
  • Saccharide Compounds (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Jet Pumps And Other Pumps (AREA)
FI882903A 1988-06-17 1988-06-17 Foerfarande och anordning foer pumpning av tjockt medium. FI85751B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI882903A FI85751B (fi) 1988-06-17 1988-06-17 Foerfarande och anordning foer pumpning av tjockt medium.
EP89305705A EP0347088B1 (en) 1988-06-17 1989-06-06 Method and apparatus for pumping high consistency medium
AT89305705T ATE112366T1 (de) 1988-06-17 1989-06-06 Arbeitsweise und gerät zum verpumpen eines hochkonsistenten mediums.
DE68918502T DE68918502T2 (de) 1988-06-17 1989-06-06 Arbeitsweise und Gerät zum Verpumpen eines hochkonsistenten Mediums.
US07/366,699 US4971519A (en) 1988-06-17 1989-06-15 Method and apparatus for pumping high consistency medium
JP1154398A JPH02112494A (ja) 1988-06-17 1989-06-16 高濃度パルプを汲み出す方法と遠心ポンプ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI882903 1988-06-17
FI882903A FI85751B (fi) 1988-06-17 1988-06-17 Foerfarande och anordning foer pumpning av tjockt medium.

Publications (3)

Publication Number Publication Date
FI882903A0 FI882903A0 (fi) 1988-06-17
FI882903A true FI882903A (fi) 1989-12-18
FI85751B FI85751B (fi) 1992-02-14

Family

ID=8526663

Family Applications (1)

Application Number Title Priority Date Filing Date
FI882903A FI85751B (fi) 1988-06-17 1988-06-17 Foerfarande och anordning foer pumpning av tjockt medium.

Country Status (6)

Country Link
US (1) US4971519A (fi)
EP (1) EP0347088B1 (fi)
JP (1) JPH02112494A (fi)
AT (1) ATE112366T1 (fi)
DE (1) DE68918502T2 (fi)
FI (1) FI85751B (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5167678A (en) * 1988-04-11 1992-12-01 A. Ahlstrom Corporation Apparatus for separating gas with a pump from a medium being pumped
US5078573A (en) * 1990-09-07 1992-01-07 A. Ahlstrom Corporation Liquid ring pump having tapered blades and housing
FI111023B (fi) 1998-12-30 2003-05-15 Sulzer Pumpen Ag Menetelmä ja laite materiaalin pumppaamiseksi sekä laitteen yhteydessä käytettävä roottori
US7267529B2 (en) 2004-12-08 2007-09-11 Taylor John A Deaeration system
JP4758783B2 (ja) * 2006-02-07 2011-08-31 西松建設株式会社 道路鋲の設置方法
US8734611B2 (en) * 2008-03-12 2014-05-27 Andritz Inc. Medium consistency refining method of pulp and system
US10968471B2 (en) 2015-10-08 2021-04-06 Sulzer Management Ag Method of and arrangement for treating biomass
JP7375694B2 (ja) * 2020-07-15 2023-11-08 株式会社豊田自動織機 遠心圧縮機

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3680975A (en) * 1970-01-14 1972-08-01 Dow Chemical Co Roll pump for highly viscous material
US3741531A (en) * 1971-07-13 1973-06-26 I Chaplygin Centrifugal suspension pump
IT1040287B (it) * 1974-08-22 1979-12-20 Klein Schanzlin & Becker Ag Girante di ingresso per una pompa radiale
FI82728C (fi) * 1977-05-16 1991-04-10 Ahlstroem Oy Anordning foer pumpning av en fibersuspension.
FI62871B (fi) * 1977-05-16 1982-11-30 Ahlstroem Oy Foerfarande foer pumpning av en fibersuspension
US4780053A (en) * 1978-04-10 1988-10-25 Johan Gullichsen Method and apparatus for pumping fiber suspensions
US4410337A (en) * 1980-04-07 1983-10-18 A. Ahlstrom Osakeyhtio Method and an apparatus for separating a gas from a fibre suspension
US4435193A (en) * 1980-04-07 1984-03-06 Kamyr Ab Controlling operation of a centrifugal pump
US4326863A (en) * 1980-07-21 1982-04-27 Geosource Inc. Centrifugal degasser
US4842479A (en) * 1981-01-29 1989-06-27 Vaughan Co., Inc. High head centrifugal slicing slurry pump
FI73023C (fi) * 1984-07-17 1987-08-10 Ahlstroem Oy Anordning foer avskiljande av gas ur en fibersuspension.
FI75882C (fi) * 1985-07-18 1988-08-08 Kamyr Ab Anordning foer inblandning av kemikalier i fibersuspensioner.
FI76132C (fi) * 1985-10-21 1988-09-09 Rauma Repola Oy Foerfarande och anordning foer inblandning av vaetska eller gas i cellulosamassa.
US4776758A (en) * 1987-07-06 1988-10-11 Kamyr Ab Combined fluidizing and vacuum pump
US4826398A (en) * 1987-07-06 1989-05-02 Kamyr Ab Medium consistency pump with self-feeding

Also Published As

Publication number Publication date
EP0347088B1 (en) 1994-09-28
ATE112366T1 (de) 1994-10-15
EP0347088A2 (en) 1989-12-20
FI882903A0 (fi) 1988-06-17
DE68918502T2 (de) 1995-02-16
FI85751B (fi) 1992-02-14
JPH02112494A (ja) 1990-04-25
US4971519A (en) 1990-11-20
DE68918502D1 (de) 1994-11-03
EP0347088A3 (en) 1990-08-01

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Legal Events

Date Code Title Description
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Owner name: A. AHLSTROEM OSAKEYHTIOE