NL163192C - PROCESS FOR PREPARING PHOSPHORPENTOXIDE AND POLYPHOSPHORIC ACID. - Google Patents

PROCESS FOR PREPARING PHOSPHORPENTOXIDE AND POLYPHOSPHORIC ACID.

Info

Publication number
NL163192C
NL163192C NL6817133A NL6817133A NL163192C NL 163192 C NL163192 C NL 163192C NL 6817133 A NL6817133 A NL 6817133A NL 6817133 A NL6817133 A NL 6817133A NL 163192 C NL163192 C NL 163192C
Authority
NL
Netherlands
Prior art keywords
phosphorpentoxide
preparing
polyphosphoric acid
polyphosphoric
acid
Prior art date
Application number
NL6817133A
Other languages
Dutch (nl)
Other versions
NL6817133A (en
NL163192B (en
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of NL6817133A publication Critical patent/NL6817133A/xx
Publication of NL163192B publication Critical patent/NL163192B/en
Application granted granted Critical
Publication of NL163192C publication Critical patent/NL163192C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/24—Condensed phosphoric acids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/12—Oxides of phosphorus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
NL6817133A 1967-11-30 1968-11-29 PROCESS FOR PREPARING PHOSPHORPENTOXIDE AND POLYPHOSPHORIC ACID. NL163192C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1967K0064064 DE1300527B (en) 1967-11-30 1967-11-30 Process for the simultaneous production of hexagonal phosphoric acid anhydride and polyphosphoric acid

Publications (3)

Publication Number Publication Date
NL6817133A NL6817133A (en) 1969-06-03
NL163192B NL163192B (en) 1980-03-17
NL163192C true NL163192C (en) 1980-08-15

Family

ID=7231434

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6817133A NL163192C (en) 1967-11-30 1968-11-29 PROCESS FOR PREPARING PHOSPHORPENTOXIDE AND POLYPHOSPHORIC ACID.

Country Status (2)

Country Link
DE (1) DE1300527B (en)
NL (1) NL163192C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0037735B1 (en) * 1980-04-09 1985-07-31 Monsanto Company Recovering heat from burning elemental phosphorus and method of preparing ultraphosphoric acid
CA1212513A (en) * 1983-05-23 1986-10-14 Jonathan F. Shute Heat recovery in the manufacture of phosphorus acids

Also Published As

Publication number Publication date
NL6817133A (en) 1969-06-03
NL163192B (en) 1980-03-17
DE1300527B (en) 1969-08-07

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Legal Events

Date Code Title Description
V4 Lapsed because of reaching the maxim lifetime of a patent