GB2480299B - A method for monitoring and/or controlling process parameters of a lyophilization process - Google Patents

A method for monitoring and/or controlling process parameters of a lyophilization process

Info

Publication number
GB2480299B
GB2480299B GB1007961.4A GB201007961A GB2480299B GB 2480299 B GB2480299 B GB 2480299B GB 201007961 A GB201007961 A GB 201007961A GB 2480299 B GB2480299 B GB 2480299B
Authority
GB
United Kingdom
Prior art keywords
monitoring
lyophilization
controlling
process parameters
parameters
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.)
Active
Application number
GB1007961.4A
Other versions
GB2480299A (en
GB201007961D0 (en
Inventor
Smith Geoffrey
Polygalov Eugene
Gordon Page Trevor
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.)
GEA Pharma Systems Ltd
Original Assignee
GEA Pharma Systems Ltd
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 GEA Pharma Systems Ltd filed Critical GEA Pharma Systems Ltd
Priority to GB1007961.4A priority Critical patent/GB2480299B/en
Publication of GB201007961D0 publication Critical patent/GB201007961D0/en
Priority to DE102011075651.5A priority patent/DE102011075651B4/en
Publication of GB2480299A publication Critical patent/GB2480299A/en
Application granted granted Critical
Publication of GB2480299B publication Critical patent/GB2480299B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/226—Construction of measuring vessels; Electrodes therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
    • F26B5/06—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/021—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance before and after chemical transformation of the material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Drying Of Solid Materials (AREA)
GB1007961.4A 2010-05-12 2010-05-12 A method for monitoring and/or controlling process parameters of a lyophilization process Active GB2480299B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1007961.4A GB2480299B (en) 2010-05-12 2010-05-12 A method for monitoring and/or controlling process parameters of a lyophilization process
DE102011075651.5A DE102011075651B4 (en) 2010-05-12 2011-05-11 Method for monitoring and/or controlling process parameters of a lyophilization process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1007961.4A GB2480299B (en) 2010-05-12 2010-05-12 A method for monitoring and/or controlling process parameters of a lyophilization process

Publications (3)

Publication Number Publication Date
GB201007961D0 GB201007961D0 (en) 2010-06-30
GB2480299A GB2480299A (en) 2011-11-16
GB2480299B true GB2480299B (en) 2016-08-10

Family

ID=42334689

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1007961.4A Active GB2480299B (en) 2010-05-12 2010-05-12 A method for monitoring and/or controlling process parameters of a lyophilization process

Country Status (2)

Country Link
DE (1) DE102011075651B4 (en)
GB (1) GB2480299B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017105266B4 (en) 2017-03-13 2023-08-31 Hach Lange Gmbh Procedure for the determination of oxidizable substances
JP2021529926A (en) 2018-06-29 2021-11-04 ユニバーシテイト ヘント Freeze-dry, dry and / or freeze-dry by product volume

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2032725A1 (en) * 1970-07-02 1972-01-05 Leybold Heraeus Gmbh & Co Kg Dielectric measuring cell and measuring method for this
GB1362097A (en) * 1971-09-30 1974-07-30 Nestle Sa Freeze-drying apparatus
DD147417A1 (en) * 1979-05-30 1981-04-01 Dieter Rudolph DEVICE FOR THE DIELECTRIC MONITORING OF THE FREEZING STATE OF DRYING AGENTS IN FREEZER DRYING
US4327573A (en) * 1980-02-29 1982-05-04 T. A. Jennings Associates, Inc. Method and apparatus for determining the low temperature characteristics of materials

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1236607A (en) 1959-06-11 1960-07-22 Centre Nat Rech Scient Method and device for controlling and regulating the freezing and thawing of various substances, and in particular for controlling and regulating freezing-drying operations
DD147147A1 (en) 1979-11-05 1981-03-18 Klaus Fieback EINROHRPUMPENWASSERHEIZUNG
SE0001453D0 (en) 2000-04-19 2000-04-19 Astrazeneca Ab Method of monitoring a freeze drying process
ITTO20060270A1 (en) 2006-04-11 2007-10-12 Torino Politecnico OPTIMATION AND CONTROL OF THE PHARMACEUTICALS PROCESS OF LIOFILIZATION

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2032725A1 (en) * 1970-07-02 1972-01-05 Leybold Heraeus Gmbh & Co Kg Dielectric measuring cell and measuring method for this
GB1362097A (en) * 1971-09-30 1974-07-30 Nestle Sa Freeze-drying apparatus
DD147417A1 (en) * 1979-05-30 1981-04-01 Dieter Rudolph DEVICE FOR THE DIELECTRIC MONITORING OF THE FREEZING STATE OF DRYING AGENTS IN FREEZER DRYING
US4327573A (en) * 1980-02-29 1982-05-04 T. A. Jennings Associates, Inc. Method and apparatus for determining the low temperature characteristics of materials

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SUHERMAN, P. M., "Development of a remote electrode system for monitoring the water content of materials inside a glass vial", Pharmaceutical Research, Vol 19, No 3, March 2002, pp 337-344 *

Also Published As

Publication number Publication date
DE102011075651B4 (en) 2023-11-02
GB2480299A (en) 2011-11-16
DE102011075651A1 (en) 2012-07-12
GB201007961D0 (en) 2010-06-30

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20180426 AND 20180502