EP4735781A1 - Auslassventil - Google Patents

Auslassventil

Info

Publication number
EP4735781A1
EP4735781A1 EP24737540.5A EP24737540A EP4735781A1 EP 4735781 A1 EP4735781 A1 EP 4735781A1 EP 24737540 A EP24737540 A EP 24737540A EP 4735781 A1 EP4735781 A1 EP 4735781A1
Authority
EP
European Patent Office
Prior art keywords
flow channel
valve
valve member
discharge valve
protrude
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.)
Pending
Application number
EP24737540.5A
Other languages
English (en)
French (fr)
Inventor
Per Wallin
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.)
Valmet Technologies Oy
Valmet AB
Original Assignee
Valmet Oy
Valmet AB
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 Valmet Oy, Valmet AB filed Critical Valmet Oy
Publication of EP4735781A1 publication Critical patent/EP4735781A1/de
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
    • F16K3/029—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with two or more gates
    • 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
    • D21B1/36—Explosive disintegration by sudden pressure reduction
    • 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
    • D21C7/00—Digesters
    • D21C7/04—Linings
    • 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
    • D21C7/00—Digesters
    • D21C7/08—Discharge devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
    • F16K3/22—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution
    • F16K3/24—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Lift Valve (AREA)
EP24737540.5A 2023-06-29 2024-06-24 Auslassventil Pending EP4735781A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2330303A SE2330303A1 (en) 2023-06-29 2023-06-29 A discharge valve
PCT/SE2024/050621 WO2025005855A1 (en) 2023-06-29 2024-06-24 A discharge valve

Publications (1)

Publication Number Publication Date
EP4735781A1 true EP4735781A1 (de) 2026-05-06

Family

ID=91758851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24737540.5A Pending EP4735781A1 (de) 2023-06-29 2024-06-24 Auslassventil

Country Status (3)

Country Link
EP (1) EP4735781A1 (de)
SE (1) SE2330303A1 (de)
WO (1) WO2025005855A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH369943A (de) * 1959-03-12 1963-06-15 Egger & Co Blendenregulierschieber
US3288056A (en) * 1965-04-05 1966-11-29 Bauer Bros Co Iris type valve
US4253487A (en) * 1978-11-13 1981-03-03 Exxon Research & Engineering Co. Multi-position dual disc slide valve
US8033294B2 (en) * 2008-11-12 2011-10-11 Fisher Controls International, Llc Fluid valves having an integral safety shut-off
SE538655C2 (sv) 2015-04-22 2016-10-11 Valmet Oy A discharge valve with a detachable inner lining
US10754359B2 (en) * 2017-03-27 2020-08-25 Uop Llc Operating slide valves in petrochemical plants or refineries
WO2020264311A1 (en) * 2019-06-28 2020-12-30 Sustainable Fiber Technologies, LLC Method and apparatus for treating lignocellulosic material

Also Published As

Publication number Publication date
WO2025005855A1 (en) 2025-01-02
SE2330303A1 (en) 2024-12-30

Similar Documents

Publication Publication Date Title
US10221524B2 (en) Discharge valve with a detachable inner lining
US9139956B1 (en) Method for adjusting inlet flow to a flash
CA2889403C (en) Adjustment housing assembly and monitoring and support system for a rotary feeder in a cellulose chip feeding system for a continuous digester
EP4735781A1 (de) Auslassventil
EP3802946B1 (de) System zur behandlung eines biomassenmaterials und verfahren zum verbinden eines ventils mit einem transportrohr
US8025760B2 (en) Feeder
EP4716808A1 (de) Biomasseverarbeitungssystem zur behandlung von biomassematerial
CN214999743U (zh) 一种严苛工况流程阀门
US8974633B2 (en) System and method for the pumped feed of chips to a continuous digester
CN109307089B (zh) 高频快开止回阀
CN119321486B (zh) 一种硬密封耐磨耐冲刷球阀
CN223019612U (zh) 出口管和用于出口管的磨损模块
CN220285941U (zh) 一种防爆隔膜泵
WO2025264162A1 (en) Apparatus for discharging fibrous material and steam
CN120312909A (zh) 用于塔式连蒸的瓶颈式反缩口自密封进料结构

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE