PL3831809T3 - Pompa odśrodkowa do przetwarzania stopionego mocznika i odpowiednia instalacja - Google Patents

Pompa odśrodkowa do przetwarzania stopionego mocznika i odpowiednia instalacja

Info

Publication number
PL3831809T3
PL3831809T3 PL20211599.4T PL20211599T PL3831809T3 PL 3831809 T3 PL3831809 T3 PL 3831809T3 PL 20211599 T PL20211599 T PL 20211599T PL 3831809 T3 PL3831809 T3 PL 3831809T3
Authority
PL
Poland
Prior art keywords
centrifugal pump
appropriate installation
melted urea
processing
processing melted
Prior art date
Application number
PL20211599.4T
Other languages
English (en)
Inventor
Roberto Santucci
Giuseppe DI RUOCCO
Alberto De Amicis
Original Assignee
Proman Ag
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 Proman Ag filed Critical Proman Ag
Publication of PL3831809T3 publication Critical patent/PL3831809T3/pl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • 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
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps
    • 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
    • F04D7/06—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being hot or corrosive, e.g. liquid metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
    • C07D251/40—Nitrogen atoms
    • C07D251/54—Three nitrogen atoms
    • C07D251/56—Preparation of melamine
    • C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4293—Details of fluid inlet or outlet
    • 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0016—Control, e.g. regulation, of pumps, pumping installations or systems by using valves mixing-reversing- or deviation valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/001—Preventing vapour lock
    • F04D9/002—Preventing vapour lock by means in the very pump
    • F04D9/003—Preventing vapour lock by means in the very pump separating and removing the vapour

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PL20211599.4T 2019-12-06 2020-12-03 Pompa odśrodkowa do przetwarzania stopionego mocznika i odpowiednia instalacja PL3831809T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102019000023160A IT201900023160A1 (it) 2019-12-06 2019-12-06 Pompa centrifuga per processare urea fusa e relativo impianto

Publications (1)

Publication Number Publication Date
PL3831809T3 true PL3831809T3 (pl) 2024-01-29

Family

ID=70009264

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20211599.4T PL3831809T3 (pl) 2019-12-06 2020-12-03 Pompa odśrodkowa do przetwarzania stopionego mocznika i odpowiednia instalacja

Country Status (6)

Country Link
US (1) US20210172459A1 (pl)
EP (1) EP3831809B8 (pl)
CN (1) CN112922843B (pl)
BR (1) BR102020024588A2 (pl)
IT (1) IT201900023160A1 (pl)
PL (1) PL3831809T3 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114452897A (zh) * 2022-01-06 2022-05-10 四川金象赛瑞化工股份有限公司 一种尿素加料装置、加料方法及三聚氰胺生产装置和方法
CN118874001A (zh) * 2024-10-08 2024-11-01 西安泵阀总厂有限公司 一种分离型气液两相泵送系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118386A (en) * 1964-01-21 Multi-stage centrifugal pump
SU899538A1 (ru) * 1969-01-21 1982-01-23 Предприятие П/Я Г-4302 Способ получени мочевины и меламина
PL206366B1 (pl) * 2001-11-16 2010-07-30 Ami Agrolinz Melamine International Gmbhami Agrolinz Melamine International Gmbh Sposób oczyszczania gazu wylotowego z wysokociśnieniowej instalacji do wytwarzania melaminy oraz urządzenie do oczyszczania gazu wylotowego z wysokociśnieniowej instalacji do wytwarzania melaminy
CN202250886U (zh) * 2011-09-26 2012-05-30 大连深蓝泵业有限公司 双筒体自平衡节段式多级泵
CN202560651U (zh) * 2012-02-22 2012-11-28 肖大银 特种新型双吸尿素熔融泵
ES2866155T3 (es) * 2015-12-30 2021-10-19 Sulzer Management Ag Bomba centrífuga horizontal multi-fases para el transporte de un fluido así como procedimiento para la reparación de la misma
CN109563838B (zh) * 2017-01-10 2020-10-20 三菱重工业株式会社 立式泵及尿素合成成套设备
CN109404292A (zh) * 2018-12-09 2019-03-01 大连深蓝泵业有限公司 大化肥尿素装置高压泵
CN109723618A (zh) * 2018-12-28 2019-05-07 四川金象赛瑞化工股份有限公司 尿素泵的在线备用方法、应用和系统

Also Published As

Publication number Publication date
IT201900023160A1 (it) 2021-06-06
EP3831809B8 (en) 2023-10-18
EP3831809C0 (en) 2023-09-13
US20210172459A1 (en) 2021-06-10
BR102020024588A2 (pt) 2021-09-08
EP3831809A1 (en) 2021-06-09
EP3831809B1 (en) 2023-09-13
CN112922843B (zh) 2025-07-08
CN112922843A (zh) 2021-06-08

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