DE3368392D1 - Controlling moisture content of prilled products - Google Patents

Controlling moisture content of prilled products

Info

Publication number
DE3368392D1
DE3368392D1 DE8383305204T DE3368392T DE3368392D1 DE 3368392 D1 DE3368392 D1 DE 3368392D1 DE 8383305204 T DE8383305204 T DE 8383305204T DE 3368392 T DE3368392 T DE 3368392T DE 3368392 D1 DE3368392 D1 DE 3368392D1
Authority
DE
Germany
Prior art keywords
moisture content
controlling moisture
prilled products
prilled
products
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
Application number
DE8383305204T
Other languages
German (de)
English (en)
Inventor
Suresh C Agarwal
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.)
Babcock and Wilcox Co
Original Assignee
Babcock and Wilcox Co
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 Babcock and Wilcox Co filed Critical Babcock and Wilcox Co
Application granted granted Critical
Publication of DE3368392D1 publication Critical patent/DE3368392D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J2/06—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 in a liquid medium
    • 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
    • B01J2/04—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 in a gaseous medium
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D22/00—Control of humidity
    • G05D22/02—Control of humidity characterised by the use of electric means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fertilizers (AREA)
  • Glanulating (AREA)
  • Feedback Control In General (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Bus Control (AREA)
DE8383305204T 1982-09-16 1983-09-07 Controlling moisture content of prilled products Expired DE3368392D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41911182A 1982-09-16 1982-09-16

Publications (1)

Publication Number Publication Date
DE3368392D1 true DE3368392D1 (en) 1987-01-29

Family

ID=23660832

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383305204T Expired DE3368392D1 (en) 1982-09-16 1983-09-07 Controlling moisture content of prilled products

Country Status (12)

Country Link
EP (1) EP0104021B1 (cg-RX-API-DMAC10.html)
JP (2) JPS5973037A (cg-RX-API-DMAC10.html)
KR (1) KR870000906B1 (cg-RX-API-DMAC10.html)
AU (1) AU563039B2 (cg-RX-API-DMAC10.html)
BR (1) BR8305109A (cg-RX-API-DMAC10.html)
CA (1) CA1206229A (cg-RX-API-DMAC10.html)
DE (1) DE3368392D1 (cg-RX-API-DMAC10.html)
ES (1) ES8503141A1 (cg-RX-API-DMAC10.html)
HK (1) HK95387A (cg-RX-API-DMAC10.html)
IN (1) IN161475B (cg-RX-API-DMAC10.html)
MX (1) MX155498A (cg-RX-API-DMAC10.html)
SG (1) SG61587G (cg-RX-API-DMAC10.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2167063A (en) * 1984-11-17 1986-05-21 Tanabe Seiyaku Co 6 or 9-chloro-1, 5-benzothiazepine derivatives
US4750434A (en) * 1987-09-16 1988-06-14 Shell Oil Company Mill/dryer gas temperature control
JP2002346654A (ja) * 2001-05-18 2002-12-03 Zexel Valeo Climate Control Corp プレス装置
JP2012200657A (ja) 2011-03-24 2012-10-22 Mitsubishi Heavy Ind Ltd 脱硫排液からの脱水濾液の噴霧乾燥装置、排ガス処理システム及び方法
JP6352005B2 (ja) * 2014-03-11 2018-07-04 住友電工ハードメタル株式会社 造粒装置および造粒方法
EP4545507A1 (en) * 2023-10-26 2025-04-30 Yara International ASA Prilling tower and method for producing urea-based prills

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1782054A (en) * 1927-09-01 1930-11-18 Ind Spray Drying Corp Method and apparatus for processing materials by means of gases
USRE19556E (en) * 1927-10-03 1935-04-30 Method of controlling character
US2653391A (en) * 1951-02-01 1953-09-29 Phillips Petroleum Co Method for drying ammonium nitrate and like materials
US3261105A (en) * 1962-10-29 1966-07-19 Phillips Petroleum Co Drying ammonium nitrate prills
US4263091A (en) * 1980-01-25 1981-04-21 Phillips Petroleum Company Fluid flow control

Also Published As

Publication number Publication date
KR870000906B1 (ko) 1987-05-06
JPS6318427Y2 (cg-RX-API-DMAC10.html) 1988-05-24
EP0104021B1 (en) 1986-12-17
AU563039B2 (en) 1987-06-25
EP0104021A2 (en) 1984-03-28
SG61587G (en) 1987-10-23
CA1206229A (en) 1986-06-17
JPS61204639U (cg-RX-API-DMAC10.html) 1986-12-23
JPS5973037A (ja) 1984-04-25
IN161475B (cg-RX-API-DMAC10.html) 1987-12-12
EP0104021A3 (en) 1985-01-16
AU1864283A (en) 1984-03-22
ES525643A0 (es) 1985-02-01
ES8503141A1 (es) 1985-02-01
HK95387A (en) 1987-12-24
MX155498A (es) 1988-03-18
BR8305109A (pt) 1984-04-24
KR840005976A (ko) 1984-11-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee