GB750234A - Improvements in and relating to the production of nitrogen-containing atmospheres - Google Patents

Improvements in and relating to the production of nitrogen-containing atmospheres

Info

Publication number
GB750234A
GB750234A GB836553A GB836553A GB750234A GB 750234 A GB750234 A GB 750234A GB 836553 A GB836553 A GB 836553A GB 836553 A GB836553 A GB 836553A GB 750234 A GB750234 A GB 750234A
Authority
GB
United Kingdom
Prior art keywords
pipe
catalyst bed
catalyst
chamber
introducing
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
Application number
GB836553A
Other languages
English (en)
Inventor
Edward Alfred Wheeley
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB836553A priority Critical patent/GB750234A/en
Priority to LU32750A priority patent/LU32750A1/xx
Priority to BE527574A priority patent/BE527574A/xx
Publication of GB750234A publication Critical patent/GB750234A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • C21D1/763—Adjusting the composition of the atmosphere using a catalyst
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/02—Preparation of nitrogen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
    • H04N3/185—Maintaining DC voltage constant
    • H04N3/1853—Maintaining DC voltage constant using regulation in parallel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/27—Picture reproducers using cathode ray tubes with variable depth of penetration of electron beam into the luminescent layer, e.g. penetrons

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Organic Chemistry (AREA)
  • Multimedia (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
GB836553A 1953-03-26 1953-03-26 Improvements in and relating to the production of nitrogen-containing atmospheres Expired GB750234A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB836553A GB750234A (en) 1953-03-26 1953-03-26 Improvements in and relating to the production of nitrogen-containing atmospheres
LU32750A LU32750A1 (enrdf_load_stackoverflow) 1953-03-26 1954-03-09
BE527574A BE527574A (enrdf_load_stackoverflow) 1953-03-26 1954-03-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB836553A GB750234A (en) 1953-03-26 1953-03-26 Improvements in and relating to the production of nitrogen-containing atmospheres

Publications (1)

Publication Number Publication Date
GB750234A true GB750234A (en) 1956-06-13

Family

ID=47633889

Family Applications (1)

Application Number Title Priority Date Filing Date
GB836553A Expired GB750234A (en) 1953-03-26 1953-03-26 Improvements in and relating to the production of nitrogen-containing atmospheres

Country Status (3)

Country Link
BE (1) BE527574A (enrdf_load_stackoverflow)
GB (1) GB750234A (enrdf_load_stackoverflow)
LU (1) LU32750A1 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1115230B (de) * 1958-06-05 1961-10-19 Engelhard Ind Inc Verfahren zum selektiven Entfernen von Oxyden des Stickstoffs aus Gasgemischen, die Sauerstoff, Stickstoffmonoxyd und Stickstoffdioxyd enthalten und zum Rest aus inerten Gasen bestehen
WO2025027031A1 (en) 2023-07-31 2025-02-06 Duiker Combustion Engineers B.V. A process and apparatus for producing hydrogen by thermal reforming of ammonia

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1115230B (de) * 1958-06-05 1961-10-19 Engelhard Ind Inc Verfahren zum selektiven Entfernen von Oxyden des Stickstoffs aus Gasgemischen, die Sauerstoff, Stickstoffmonoxyd und Stickstoffdioxyd enthalten und zum Rest aus inerten Gasen bestehen
WO2025027031A1 (en) 2023-07-31 2025-02-06 Duiker Combustion Engineers B.V. A process and apparatus for producing hydrogen by thermal reforming of ammonia
BE1031850A1 (nl) 2023-07-31 2025-02-24 Duiker Combustion Eng B V Een proces voor de productie van waterstof door thermische reforming van ammoniak

Also Published As

Publication number Publication date
BE527574A (enrdf_load_stackoverflow) 1954-09-24
LU32750A1 (enrdf_load_stackoverflow) 1954-05-10

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