HRP20110733T1 - Tubular reactor for producing sulphurous nitrogen fertilizer - Google Patents

Tubular reactor for producing sulphurous nitrogen fertilizer Download PDF

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Publication number
HRP20110733T1
HRP20110733T1 HR20110733T HRP20110733T HRP20110733T1 HR P20110733 T1 HRP20110733 T1 HR P20110733T1 HR 20110733 T HR20110733 T HR 20110733T HR P20110733 T HRP20110733 T HR P20110733T HR P20110733 T1 HRP20110733 T1 HR P20110733T1
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HR
Croatia
Prior art keywords
zone
previous
tubular reactor
mixing section
reactant
Prior art date
Application number
HR20110733T
Other languages
Croatian (hr)
Inventor
Bruckbauer Christina
Jaeger Emmerich
Original Assignee
Borealis Agrolinz Melamine Gmbh
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Publication date
Application filed by Borealis Agrolinz Melamine Gmbh filed Critical Borealis Agrolinz Melamine Gmbh
Publication of HRP20110733T1 publication Critical patent/HRP20110733T1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/2415—Tubular reactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B01F25/3131—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/715—Feeding the components in several steps, e.g. successive steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/26—Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C5/00—Fertilisers containing other nitrates
    • C05C5/04—Fertilisers containing other nitrates containing calcium nitrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00004—Scale aspects
    • B01J2219/00006—Large-scale industrial plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00018—Construction aspects
    • B01J2219/0002—Plants assembled from modules joined together
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/182—Details relating to the spatial orientation of the reactor horizontal

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)

Abstract

The present invention relates to a tubular reactor (1) for a process for producing sulphurous nitrogen fertilizer having at least one inlet zone (2) and a mixing section (3), characterized in that the tubular reactor (1) comprises at least one first means (6) for introducing a first reactant and at least one second means (7) for introducing a second reactant, which means are arranged in the at least one inlet zone (2), and at least one third means (8, 9) for introducing at least one third reactant, the third means (8, 9) being arranged in the at least one inlet zone (2) or downstream of the at least one mixing section (3).

Claims (18)

1. Postupak za proizvodnju dušičnog gnojiva, koje sadrži sumpor, u cijevnom reaktoru (1) sa najmanje jednom ulaznom zonom (2), pri čemu ta najmanje jedna ulazna zona (2) ima najmanje jednu glavu za miješanje (5), i sa najmanje jednom sekcijom za miješanje (3), gdje cijevni reaktor (1) ima najmanje prvo sredstvo (6) za uvođenje prvog reaktanta i najmanje drugo sredstvo (7) za uvođenje drugog reaktanta koji su postavljeni u najmanje jednu ulaznu zonu (2), i najmanje jedno treće sredstvo (8,9) za uvođenje najmanje jednog trećeg reaktanta, pri čemu je treće sredstvo (8,9) postavljeno u najmanje jednu ulaznu zonu (2), u i/ili poslije najmanje jedne sekcije za miješanje (3), gdje otopina (6) kalcij-nitrata kao prvi reaktant u cijevnom reaktoru (1) uz prisutnost amonijaka (7) kao drugog reaktanta, reagira sa sumpornom kiselinom (8) kao trećim reaktantom i granuliranjem nastale suspenzije, koja sadrži gips, dobija se gnojivo, gdje - u prvom koraku a) reaktanti, otopina kalcij-nitrata (6) i NH3 (7), se uvode u ulaznu zonu (2) cijevnog reaktora (1) i miješaju u glavi za miješanje (5), i - u drugom koraku b) sumporna kiselina (8) se uvodi u cijevni reaktor (1) u ulaznu zonu (2) prije sekcije za miješanje (3), u sekciju za miješanje (3) ili poslije sekcije za miješanje (3,) pri čemu nastaje suspenzija koja sadrži gips.1. Process for the production of nitrogen fertilizer, which contains sulfur, in a tubular reactor (1) with at least one inlet zone (2), wherein this at least one inlet zone (2) has at least one mixing head (5), and with at least one mixing section (3), where the tubular reactor (1) has at least a first means (6) for introducing the first reactant and at least a second means (7) for introducing the second reactant which are placed in at least one inlet zone (2), and at least one third means (8,9) for introducing at least one third reactant, wherein the third means (8,9) is placed in at least one inlet zone (2), in and/or after at least one mixing section (3), where the solution (6) calcium nitrate as the first reactant in the tubular reactor (1) with the presence of ammonia (7) as the second reactant reacts with sulfuric acid (8) as the third reactant and by granulating the resulting suspension, which contains gypsum, fertilizer is obtained, where - in the first step a) the reactants, calcium nitrate solution (6) and NH3 (7), are introduced into the inlet zone (2) of the tubular reactor (1) and mixed in the mixing head (5), and - in the second step b) sulfuric acid (8) is introduced into the tubular reactor (1) in the inlet zone (2) before the mixing section (3), in the mixing section (3) or after the mixing section (3) at resulting in a suspension containing gypsum. 2. Postupak prema patentnom zahtjevu 1, naznačen time, što se pri proizvodnji kompleksnog gnojiva otopina kalcij-nitrata dobija nitrofosfatnim postupkom. 2. The method according to patent claim 1, characterized by the fact that during the production of complex fertilizer, the calcium nitrate solution is obtained by the nitrophosphate method. 3. Postupak prema zahtjevu 1 ili 2, naznačen time, što sadržaj kalcij-nitrata u otopini kalcij-nitrata iznosi od 55% do 65%, naročito 60%.3. The method according to claim 1 or 2, characterized in that the content of calcium nitrate in the calcium nitrate solution is from 55% to 65%, especially 60%. 4. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što je sadržaj vode u reakcijskoj smjesi na izlazu iz cijevnog reaktora (1) manji od 10%.4. The process according to one of the previous claims, characterized in that the water content in the reaction mixture at the outlet of the tubular reactor (1) is less than 10%. 5. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što se u trećem koraku c) poslije najmanje jedne sekcije za miješanje (3) u cijevni reaktor (1) uvodi dodatni amonijak.5. The method according to one of the previous claims, characterized in that in the third step c) after at least one mixing section (3), additional ammonia is introduced into the tubular reactor (1). 6. Postupak prema zahtjevu 5, naznačen time, što se u prvom koraku a) uvodi najmanje 2/3 ukupno potrebnog amonijaka, a u trećem koraku c) najmanje 1/3 ukupno potrebnog amonijaka.6. The method according to claim 5, indicated by the fact that in the first step a) at least 2/3 of the total required ammonia is introduced, and in the third step c) at least 1/3 of the total required ammonia is introduced. 7. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što se kalcij-nitrat uvodi u ulaznu zonu (2) kao otopina.7. The method according to one of the previous claims, characterized in that calcium nitrate is introduced into the entrance zone (2) as a solution. 8. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što temperatura reakcije u cijevnom reaktoru (1) iznosi između 120 do 145°C, poželjno između 130 do 140°C. 8. The method according to one of the previous claims, characterized in that the reaction temperature in the tubular reactor (1) is between 120 and 145°C, preferably between 130 and 140°C. 9. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što reakcijski tlak u cijevnom reaktoru (1) iznosi između 2,5 do 6 bara, poželjno 2,5 do 3,5 bara.9. The method according to one of the previous claims, characterized in that the reaction pressure in the tubular reactor (1) is between 2.5 and 6 bar, preferably 2.5 and 3.5 bar. 10. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što se prije i/ili tokom reakcije i/ili prije granuliranja dodaje amonij-nitrat.10. The method according to one of the previous claims, characterized in that ammonium nitrate is added before and/or during the reaction and/or before granulation. 11. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što se postupak odvija kontinualno i što je integriran u postrojenje za kontinuiranu proizvodnju kompleksnog gnojiva nitrofosfatnim postupkom.11. The process according to one of the previous claims, indicated by the fact that the process takes place continuously and is integrated into a plant for the continuous production of complex fertilizer by the nitrophosphate process. 12. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što najmanje prvo sredstvo (6) u ulaznoj zoni (2) služi za uvođenje otopine kalcij-nitrata, a najmanje drugo sredstvo (7) u uvodnoj zoni za uvođenje NH3.12. The method according to one of the previous claims, characterized in that at least the first means (6) in the inlet zone (2) serves to introduce the calcium nitrate solution, and at least the second means (7) in the inlet zone for the introduction of NH3. 13. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što prvo sredstvo (6) za uvođenje prvog reaktanta u ulaznu zonu (2) ima ulaznu cijev promjera do 40 mm.13. The method according to one of the previous claims, characterized in that the first means (6) for introducing the first reactant into the inlet zone (2) has an inlet pipe with a diameter of up to 40 mm. 14. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što slijedeće sredstvo (7) za uvođenje slijedećeg, drugog reaktanta u uvodnu zonu (2) ima ulaznu cijev, naročito savijenu ulaznu cijev, promjera do 150 mm.14. The method according to one of the previous claims, characterized in that the next means (7) for introducing the next, second reactant into the introduction zone (2) has an inlet pipe, especially a bent inlet pipe, with a diameter of up to 150 mm. 15. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što promjer sekcije za miješanje (3) iznosi do 300 mm, naročito između 50 mm i 250 mm.15. The method according to one of the preceding claims, characterized in that the diameter of the mixing section (3) is up to 300 mm, especially between 50 mm and 250 mm. 16. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što ukupna dužina sekcije za miješanje (3) iznosi do 5400 mm, naročito manje od 4000 mm.16. The method according to one of the previous claims, characterized in that the total length of the mixing section (3) is up to 5400 mm, especially less than 4000 mm. 17. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što je najmanje jedna sekcija za miješanje (3) postavljena između najmanje jedne ulazne zone (2) i najmanje jedne izlazne zone (4) i što se izlazna zona (4) izdiže do granulatora sa bubnjem (16).17. The method according to one of the preceding claims, characterized in that at least one mixing section (3) is placed between at least one inlet zone (2) and at least one outlet zone (4) and that the outlet zone (4) rises to the granulator with drum (16). 18. Postupak prema jednom od prethodnih zahtjeva, naznačen time, što je najmanje jedna sekcija za miješanje (3) postavljena između najmanje jedne ulazne zone (2) i najmanje jedne izlazne zone (4), i što izlazna zona (4) ima najmanje jednu mlaznicu, najmanje jedno suženje i/ili najmanje jedno konično suženje.18. The method according to one of the preceding claims, characterized in that at least one mixing section (3) is placed between at least one input zone (2) and at least one output zone (4), and that the output zone (4) has at least one nozzle, at least one taper and/or at least one conical taper.
HR20110733T 2005-11-08 2011-10-12 Tubular reactor for producing sulphurous nitrogen fertilizer HRP20110733T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005053892 2005-11-08
PCT/EP2006/010729 WO2007054293A1 (en) 2005-11-08 2006-11-07 Tubular reactor for producing sulphurous nitrogen fertilizer

Publications (1)

Publication Number Publication Date
HRP20110733T1 true HRP20110733T1 (en) 2011-11-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
HR20110733T HRP20110733T1 (en) 2005-11-08 2011-10-12 Tubular reactor for producing sulphurous nitrogen fertilizer

Country Status (7)

Country Link
EP (1) EP1945348B1 (en)
AT (1) ATE517683T1 (en)
HR (1) HRP20110733T1 (en)
RS (1) RS51939B (en)
RU (1) RU2421276C2 (en)
UA (1) UA93890C2 (en)
WO (1) WO2007054293A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010054462A1 (en) 2008-11-14 2010-05-20 Noram International Limited Method for reducing the formation of by-product dinitrobenzene in the production of mononitrobenzene
CA2810160C (en) * 2010-06-09 2016-04-12 The Procter & Gamble Company Semi-continuous feed production of liquid personal care compositions
US9446375B2 (en) 2011-10-14 2016-09-20 Council Of Scientific & Industrial Research Continuous modular reactor
GB2521172A (en) * 2013-12-11 2015-06-17 Caltec Ltd Commingling device
CN110003962B (en) * 2019-05-06 2021-04-30 沈阳航空航天大学 Axial fixed bed methanation reactor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3502441A (en) * 1966-11-25 1970-03-24 United States Steel Corp Apparatus for neutralizing acids with ammonia
FR1561368A (en) * 1968-02-01 1969-03-28
FR2141490A1 (en) * 1971-06-04 1973-01-26 Gardinier Ets Fluid mixing reactor - with helical reaction channel suitable for prodn ammonium phosphates
ZW9981A1 (en) * 1980-04-28 1981-09-29 Omnia Fertilizer Ltd Production of nitrophosphate fertilizer
FR2573065A1 (en) * 1984-11-09 1986-05-16 Jacques Webert Process and apparatus for the chemical conversion of natural seawater into a liquid for fertilisation of plants

Also Published As

Publication number Publication date
WO2007054293A1 (en) 2007-05-18
RU2008114991A (en) 2009-12-20
ATE517683T1 (en) 2011-08-15
EP1945348B1 (en) 2011-07-27
UA93890C2 (en) 2011-03-25
RU2421276C2 (en) 2011-06-20
RS51939B (en) 2012-02-29
EP1945348A1 (en) 2008-07-23

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