CH373066A - Method and device for the production of liquid nitrogen - Google Patents

Method and device for the production of liquid nitrogen

Info

Publication number
CH373066A
CH373066A CH7106659A CH7106659A CH373066A CH 373066 A CH373066 A CH 373066A CH 7106659 A CH7106659 A CH 7106659A CH 7106659 A CH7106659 A CH 7106659A CH 373066 A CH373066 A CH 373066A
Authority
CH
Switzerland
Prior art keywords
production
liquid nitrogen
nitrogen
liquid
Prior art date
Application number
CH7106659A
Other languages
German (de)
Inventor
Cornette Collins Samuel
Yale Robinson George
Thomas Selldorff John
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH373066A publication Critical patent/CH373066A/en

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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
    • F25J3/044—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a single pressure main column system only
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/72—Refluxing the column with at least a part of the totally condensed overhead gas
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/24—Processes or apparatus using other separation and/or other processing means using regenerators, cold accumulators or reversible heat exchangers
    • 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
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2280/00—Control of the process or apparatus
    • F25J2280/02—Control in general, load changes, different modes ("runs"), measurements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation By Low-Temperature Treatments (AREA)
CH7106659A 1958-03-25 1959-03-21 Method and device for the production of liquid nitrogen CH373066A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US723732A US2951346A (en) 1958-03-25 1958-03-25 Liquid nitrogen generator

Publications (1)

Publication Number Publication Date
CH373066A true CH373066A (en) 1963-11-15

Family

ID=24907426

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7106659A CH373066A (en) 1958-03-25 1959-03-21 Method and device for the production of liquid nitrogen

Country Status (6)

Country Link
US (1) US2951346A (en)
CH (1) CH373066A (en)
DK (1) DK102810C (en)
ES (1) ES248098A1 (en)
FR (1) FR1219106A (en)
GB (1) GB884408A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140959B (en) * 1960-03-31 1962-12-13 Linde Eismasch Ag Insulation of a cryogenic system
US3037360A (en) * 1960-05-17 1962-06-05 Union Carbide Corp Production of cold refrigerant gas
NL134079C (en) * 1963-02-04
US5058387A (en) * 1989-07-05 1991-10-22 The Boc Group, Inc. Process to ultrapurify liquid nitrogen imported as back-up for nitrogen generating plants
US20060260327A1 (en) * 2005-05-18 2006-11-23 Shoji Kanamori Apparatus and method for rapidly freezing small objects

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417279A (en) * 1944-07-22 1947-03-11 Air Reduction Separation of the constituents of gaseous mixtures
US2496380A (en) * 1946-04-18 1950-02-07 Elliott Co Gas purifying method and apparatus
US2708831A (en) * 1953-04-09 1955-05-24 Air Reduction Separation of air

Also Published As

Publication number Publication date
GB884408A (en) 1961-12-13
ES248098A1 (en) 1960-01-01
DK102810C (en) 1965-10-11
FR1219106A (en) 1960-05-16
US2951346A (en) 1960-09-06

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