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EG20677A - Method and an apparatus for micronizing the particle size - Google Patents

Method and an apparatus for micronizing the particle size

Info

Publication number
EG20677A
EG20677A EG60594A EG60594A EG20677A EG 20677 A EG20677 A EG 20677A EG 60594 A EG60594 A EG 60594A EG 60594 A EG60594 A EG 60594A EG 20677 A EG20677 A EG 20677A
Authority
EG
Egypt
Prior art keywords
agglomerates
micronizing
particle size
spheronizing
spheronization
Prior art date
Application number
EG60594A
Other languages
English (en)
Original Assignee
Astra 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
Priority claimed from SE9303214A external-priority patent/SE9303214D0/xx
Priority claimed from SE9304271A external-priority patent/SE9304271D0/xx
Application filed by Astra Ag filed Critical Astra Ag
Application granted granted Critical
Publication of EG20677A publication Critical patent/EG20677A/xx

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/007—Pulmonary tract; Aromatherapy
    • A61K9/0073—Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy
    • A61K9/0075—Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy for inhalation via a dry powder inhaler [DPI], e.g. comprising micronized drug mixed with lactose carrier particles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1682—Processes
    • A61K9/1688—Processes resulting in pure drug agglomerate optionally containing up to 5% of excipient
    • 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
    • B01J2/20—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by expressing the material, e.g. through sieves and fragmenting the extruded length

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Otolaryngology (AREA)
  • Pulmonology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Control Of Multiple Motors (AREA)
  • Saccharide Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Glanulating (AREA)
  • Stereophonic System (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
EG60594A 1993-10-01 1994-09-29 Method and an apparatus for micronizing the particle size EG20677A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9303214A SE9303214D0 (sv) 1993-10-01 1993-10-01 Process I
SE9304271A SE9304271D0 (sv) 1993-12-22 1993-12-22 Process I
US08/317,033 US5551489A (en) 1993-10-01 1994-10-03 Agglomeration of finely divided powders

Publications (1)

Publication Number Publication Date
EG20677A true EG20677A (en) 1999-11-30

Family

ID=27355730

Family Applications (1)

Application Number Title Priority Date Filing Date
EG60594A EG20677A (en) 1993-10-01 1994-09-29 Method and an apparatus for micronizing the particle size

Country Status (23)

Country Link
US (1) US5551489A (fr)
EP (1) EP0721331B1 (fr)
JP (1) JP3732508B2 (fr)
CN (1) CN1110300C (fr)
AT (1) ATE209903T1 (fr)
AU (1) AU679789B2 (fr)
BR (1) BR9407686A (fr)
CZ (1) CZ289214B6 (fr)
DE (1) DE69429357T2 (fr)
DK (1) DK0721331T3 (fr)
EG (1) EG20677A (fr)
ES (1) ES2166786T3 (fr)
FI (1) FI116364B (fr)
HU (1) HU222355B1 (fr)
IL (1) IL111080A (fr)
NO (1) NO314836B1 (fr)
NZ (1) NZ274277A (fr)
PL (1) PL175564B1 (fr)
PT (1) PT721331E (fr)
RU (1) RU2170082C2 (fr)
SG (1) SG48049A1 (fr)
SK (1) SK283569B6 (fr)
WO (1) WO1995009615A1 (fr)

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Also Published As

Publication number Publication date
NZ274277A (en) 1998-01-26
DE69429357T2 (de) 2002-08-14
SK39196A3 (en) 1997-06-04
RU2170082C2 (ru) 2001-07-10
FI961430A0 (fi) 1996-03-29
BR9407686A (pt) 1997-02-04
CN1132476A (zh) 1996-10-02
AU7826194A (en) 1995-05-01
FI116364B (fi) 2005-11-15
PT721331E (pt) 2002-05-31
PL175564B1 (pl) 1999-01-29
IL111080A0 (en) 1994-11-28
DK0721331T3 (da) 2002-02-11
HU9600821D0 (en) 1996-05-28
PL313765A1 (en) 1996-07-22
ES2166786T3 (es) 2002-05-01
CN1110300C (zh) 2003-06-04
SK283569B6 (sk) 2003-09-11
DE69429357D1 (de) 2002-01-17
ATE209903T1 (de) 2001-12-15
EP0721331A1 (fr) 1996-07-17
NO314836B1 (no) 2003-06-02
IL111080A (en) 1999-08-17
CZ289214B6 (cs) 2001-12-12
EP0721331B1 (fr) 2001-12-05
SG48049A1 (en) 1998-04-17
NO961290D0 (no) 1996-03-29
US5551489A (en) 1996-09-03
JP3732508B2 (ja) 2006-01-05
HU222355B1 (hu) 2003-06-28
WO1995009615A1 (fr) 1995-04-13
FI961430L (fi) 1996-03-29
HUT74519A (en) 1997-01-28
AU679789B2 (en) 1997-07-10
CZ94296A3 (en) 1996-06-12
NO961290L (no) 1996-03-29
JPH09504224A (ja) 1997-04-28

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