FR2997175B1 - Utilisation d'un melange d'azote liquide et d'azote solide pour la surgelation ultra rapide de produits - Google Patents

Utilisation d'un melange d'azote liquide et d'azote solide pour la surgelation ultra rapide de produits

Info

Publication number
FR2997175B1
FR2997175B1 FR1259953A FR1259953A FR2997175B1 FR 2997175 B1 FR2997175 B1 FR 2997175B1 FR 1259953 A FR1259953 A FR 1259953A FR 1259953 A FR1259953 A FR 1259953A FR 2997175 B1 FR2997175 B1 FR 2997175B1
Authority
FR
France
Prior art keywords
nitrogen
mixture
product freezing
ultra rapid
rapid product
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 - Fee Related
Application number
FR1259953A
Other languages
English (en)
Other versions
FR2997175A1 (fr
Inventor
Didier Pathier
Mohammed Youbi-Idrissi
Aurelia Gerard
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.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
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 Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical Air Liquide SA
Priority to FR1259953A priority Critical patent/FR2997175B1/fr
Publication of FR2997175A1 publication Critical patent/FR2997175A1/fr
Application granted granted Critical
Publication of FR2997175B1 publication Critical patent/FR2997175B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
    • F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N1/00—Preservation of bodies of humans or animals, or parts thereof
    • A01N1/02—Preservation of living parts
    • A01N1/0236—Mechanical aspects
    • A01N1/0242—Apparatuses, i.e. devices used in the process of preservation of living parts, such as pumps, refrigeration devices or any other devices featuring moving parts and/or temperature controlling components
    • A01N1/0252—Temperature controlling refrigerating apparatus, i.e. devices used to actively control the temperature of a designated internal volume, e.g. refrigerators, freeze-drying apparatus or liquid nitrogen baths
    • A01N1/0257—Stationary or portable vessels generating cryogenic temperatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/42—Low-temperature sample treatment, e.g. cryofixation
FR1259953A 2012-10-18 2012-10-18 Utilisation d'un melange d'azote liquide et d'azote solide pour la surgelation ultra rapide de produits Expired - Fee Related FR2997175B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1259953A FR2997175B1 (fr) 2012-10-18 2012-10-18 Utilisation d'un melange d'azote liquide et d'azote solide pour la surgelation ultra rapide de produits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1259953A FR2997175B1 (fr) 2012-10-18 2012-10-18 Utilisation d'un melange d'azote liquide et d'azote solide pour la surgelation ultra rapide de produits

Publications (2)

Publication Number Publication Date
FR2997175A1 FR2997175A1 (fr) 2014-04-25
FR2997175B1 true FR2997175B1 (fr) 2015-01-16

Family

ID=47505110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1259953A Expired - Fee Related FR2997175B1 (fr) 2012-10-18 2012-10-18 Utilisation d'un melange d'azote liquide et d'azote solide pour la surgelation ultra rapide de produits

Country Status (1)

Country Link
FR (1) FR2997175B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT515423B1 (de) * 2014-04-10 2015-09-15 Universität Wien Vorrichtung und Verfahren zur Gefrier- oder Tieftemperatursubstitution
US10864525B1 (en) * 2017-05-26 2020-12-15 Cryocann USA Corporation System and method for cryogenic separation of plant material
FR3068769B1 (fr) * 2018-03-13 2021-01-01 Air Liquide " dispositif et procede de refroidissement a temperature cryogenique"

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2944464A1 (de) * 1979-11-03 1981-05-14 C. Reichert Optische Werke Ag, Wien Einrichtung zur kryosubstitution kleiner biologischer objekte fuer mikroskopische, insbesondere elektronenmikroskopische untersuchungen
US4300355A (en) * 1980-07-03 1981-11-17 Air Products And Chemicals, Inc. In-line lin slush making for concrete cooling
DE3332739C2 (de) * 1983-09-10 1985-10-31 C. Reichert Optische Werke Ag, Wien Vorrichtung zur Immersions-Kryofixation biologischer oder medizinischer Objekte
JP4648445B2 (ja) * 2008-10-17 2011-03-09 大陽日酸株式会社 凍結保存装置

Also Published As

Publication number Publication date
FR2997175A1 (fr) 2014-04-25

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