DE68918502T2 - Arbeitsweise und Gerät zum Verpumpen eines hochkonsistenten Mediums. - Google Patents

Arbeitsweise und Gerät zum Verpumpen eines hochkonsistenten Mediums.

Info

Publication number
DE68918502T2
DE68918502T2 DE68918502T DE68918502T DE68918502T2 DE 68918502 T2 DE68918502 T2 DE 68918502T2 DE 68918502 T DE68918502 T DE 68918502T DE 68918502 T DE68918502 T DE 68918502T DE 68918502 T2 DE68918502 T2 DE 68918502T2
Authority
DE
Germany
Prior art keywords
pumping
mode
highly consistent
consistent medium
rotor
Prior art date
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.)
Expired - Lifetime
Application number
DE68918502T
Other languages
English (en)
Other versions
DE68918502D1 (de
Inventor
Jukka Timperi
Reijo Vesala
Vesa Vikman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sulzer Pumpen AG
Original Assignee
Ahlstrom 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.)
Filing date
Publication date
Application filed by Ahlstrom Corp filed Critical Ahlstrom Corp
Application granted granted Critical
Publication of DE68918502D1 publication Critical patent/DE68918502D1/de
Publication of DE68918502T2 publication Critical patent/DE68918502T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Seal Device For Vehicle (AREA)
  • Saccharide Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (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)
DE68918502T 1988-06-17 1989-06-06 Arbeitsweise und Gerät zum Verpumpen eines hochkonsistenten Mediums. Expired - Lifetime DE68918502T2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
DE68918502D1 DE68918502D1 (de) 1994-11-03
DE68918502T2 true DE68918502T2 (de) 1995-02-16

Family

ID=8526663

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918502T Expired - Lifetime DE68918502T2 (de) 1988-06-17 1989-06-06 Arbeitsweise und Gerät zum Verpumpen eines hochkonsistenten Mediums.

Country Status (6)

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

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
RU2675537C1 (ru) 2015-10-08 2018-12-19 Зульцер Мэнэджмент Аг Способ и устройство для обработки биомассы
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
JPH02112494A (ja) 1990-04-25
FI85751B (fi) 1992-02-14
US4971519A (en) 1990-11-20
EP0347088A2 (de) 1989-12-20
FI882903A0 (fi) 1988-06-17
ATE112366T1 (de) 1994-10-15
EP0347088B1 (de) 1994-09-28
DE68918502D1 (de) 1994-11-03
EP0347088A3 (en) 1990-08-01
FI882903A (fi) 1989-12-18

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: SULZER PUMPEN AG, WINTERTHUR, CH