CH641686A5 - Procedimento per la preparazione di prodotti in forma sferoidale solidi a temperatura ambiente. - Google Patents

Procedimento per la preparazione di prodotti in forma sferoidale solidi a temperatura ambiente. Download PDF

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Publication number
CH641686A5
CH641686A5 CH542979A CH542979A CH641686A5 CH 641686 A5 CH641686 A5 CH 641686A5 CH 542979 A CH542979 A CH 542979A CH 542979 A CH542979 A CH 542979A CH 641686 A5 CH641686 A5 CH 641686A5
Authority
CH
Switzerland
Prior art keywords
tube
phase
microns
mixture
dispersed phase
Prior art date
Application number
CH542979A
Other languages
English (en)
Italian (it)
Inventor
Mario Ferraris
Francesco Rosati
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of CH641686A5 publication Critical patent/CH641686A5/it

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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
    • 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
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1862—Stationary reactors having moving elements inside placed in series
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • C05C9/005—Post-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/02—Carriers therefor
    • C08F4/022—Magnesium halide as support anhydrous or hydrated or complexed by means of a Lewis base for Ziegler-type catalysts
    • 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
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094—Jackets
    • 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
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00099—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor the reactor being immersed in the heat exchange 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1942—Details relating to the geometry of the reactor round circular or disk-shaped spherical
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/51—Spheres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Colloid Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Glanulating (AREA)
  • Fertilizers (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Medicinal Preparation (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Seasonings (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
CH542979A 1978-06-13 1979-06-11 Procedimento per la preparazione di prodotti in forma sferoidale solidi a temperatura ambiente. CH641686A5 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24509/78A IT1096661B (it) 1978-06-13 1978-06-13 Procedimento per la preparazione di prodotti in forma sferoidale solidi a temperatura ambiente

Publications (1)

Publication Number Publication Date
CH641686A5 true CH641686A5 (it) 1984-03-15

Family

ID=11213791

Family Applications (1)

Application Number Title Priority Date Filing Date
CH542979A CH641686A5 (it) 1978-06-13 1979-06-11 Procedimento per la preparazione di prodotti in forma sferoidale solidi a temperatura ambiente.

Country Status (26)

Country Link
US (1) US4469648A (OSRAM)
JP (1) JPS5518294A (OSRAM)
AR (1) AR220395A1 (OSRAM)
AT (1) AT365096B (OSRAM)
AU (1) AU530494B2 (OSRAM)
BE (1) BE876920A (OSRAM)
BR (1) BR7903724A (OSRAM)
CA (1) CA1130518A (OSRAM)
CH (1) CH641686A5 (OSRAM)
DE (1) DE2924029A1 (OSRAM)
DK (1) DK150784C (OSRAM)
ES (1) ES481466A1 (OSRAM)
FI (1) FI67788C (OSRAM)
FR (1) FR2428464A1 (OSRAM)
GB (2) GB2024215B (OSRAM)
GR (1) GR72467B (OSRAM)
IN (1) IN151519B (OSRAM)
IT (1) IT1096661B (OSRAM)
MX (1) MX152552A (OSRAM)
NL (1) NL191381C (OSRAM)
NO (1) NO148283C (OSRAM)
PH (1) PH18077A (OSRAM)
PT (1) PT69758A (OSRAM)
SE (1) SE437476B (OSRAM)
SU (1) SU1111678A3 (OSRAM)
ZA (1) ZA792937B (OSRAM)

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* Cited by examiner, † Cited by third party
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ZA792937B (en) 1980-06-25
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NL7904536A (nl) 1979-12-17
BE876920A (fr) 1979-12-12
IT1096661B (it) 1985-08-26
GB2056987A (en) 1981-03-25
FI791840A7 (fi) 1979-12-14
DK239779A (da) 1979-12-14
DE2924029C2 (OSRAM) 1987-06-25
IN151519B (OSRAM) 1983-05-14
PT69758A (en) 1979-07-01
FI67788C (fi) 1985-06-10
NO148283B (no) 1983-06-06
IT7824509A0 (it) 1978-06-13
ATA416379A (de) 1981-05-15
DK150784C (da) 1988-01-11
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PH18077A (en) 1985-03-18
FR2428464A1 (fr) 1980-01-11
GB2024215B (en) 1982-10-27
DE2924029A1 (de) 1979-12-20
JPS6332496B2 (OSRAM) 1988-06-30
US4469648A (en) 1984-09-04
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FR2428464B1 (OSRAM) 1983-05-06
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AR220395A1 (es) 1980-10-31
NO148283C (no) 1983-09-14
BR7903724A (pt) 1980-02-05
GB2024215A (en) 1980-01-09
SU1111678A3 (ru) 1984-08-30
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CA1130518A (en) 1982-08-31

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