GB549641A - Improvements in and relating to the manufacture of ammonium sulphate - Google Patents

Improvements in and relating to the manufacture of ammonium sulphate

Info

Publication number
GB549641A
GB549641A GB677141A GB677141A GB549641A GB 549641 A GB549641 A GB 549641A GB 677141 A GB677141 A GB 677141A GB 677141 A GB677141 A GB 677141A GB 549641 A GB549641 A GB 549641A
Authority
GB
United Kingdom
Prior art keywords
ammonium sulphate
relating
manufacture
control
sulphate
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
GB677141A
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 GB677141A priority Critical patent/GB549641A/en
Publication of GB549641A publication Critical patent/GB549641A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C01C1/248—Preventing coalescing or controlling form or size of the crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

549,641. Ammonium sulphate. FRANKLIN, R. G., ROBERTS, R. M., and IMPERIAL CHEMICAL INDUSTRIES, Ltd. May 27, 1941, No. 6771. [Class 1 (ii)] In controlling the crystallization of ammoium sulphate by the addition of a thiosulphate to control the ferric ions as described in Specification 535,974, a solution of a magnesium compound is also added to control the aluminium ions.
GB677141A 1941-05-27 1941-05-27 Improvements in and relating to the manufacture of ammonium sulphate Expired GB549641A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB677141A GB549641A (en) 1941-05-27 1941-05-27 Improvements in and relating to the manufacture of ammonium sulphate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB677141A GB549641A (en) 1941-05-27 1941-05-27 Improvements in and relating to the manufacture of ammonium sulphate

Publications (1)

Publication Number Publication Date
GB549641A true GB549641A (en) 1942-12-01

Family

ID=9820441

Family Applications (1)

Application Number Title Priority Date Filing Date
GB677141A Expired GB549641A (en) 1941-05-27 1941-05-27 Improvements in and relating to the manufacture of ammonium sulphate

Country Status (1)

Country Link
GB (1) GB549641A (en)

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