GB1469894A - 1-hydroxyalkylidene-diphosphonic acid derivatives and their use as collectors in flotation concentration of tin ores - Google Patents

1-hydroxyalkylidene-diphosphonic acid derivatives and their use as collectors in flotation concentration of tin ores

Info

Publication number
GB1469894A
GB1469894A GB3842275A GB3842275A GB1469894A GB 1469894 A GB1469894 A GB 1469894A GB 3842275 A GB3842275 A GB 3842275A GB 3842275 A GB3842275 A GB 3842275A GB 1469894 A GB1469894 A GB 1469894A
Authority
GB
United Kingdom
Prior art keywords
collectors
inst
hydroxyalkylidene
acid derivatives
diphosphonic acid
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
GB3842275A
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.)
GNI I PK I GIDROMETALLURGII TS
TSENTRLNY NII OLOVYANNOI PROMY
Original Assignee
GNI I PK I GIDROMETALLURGII TS
TSENTRLNY NII OLOVYANNOI PROMY
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
Priority claimed from SU2061830A external-priority patent/SU497788A1/en
Application filed by GNI I PK I GIDROMETALLURGII TS, TSENTRLNY NII OLOVYANNOI PROMY filed Critical GNI I PK I GIDROMETALLURGII TS
Publication of GB1469894A publication Critical patent/GB1469894A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839—Polyphosphonic acids
    • C07F9/386—Polyphosphonic acids containing hydroxy substituents in the hydrocarbon radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Emergency Lowering Means (AREA)

Abstract

1469894 Flotation collectors TSENTRAL NI INST OLOVYANNOI PROMYSHLENNOSTI INST KHIMICHE KINETIKI I GORENIA SIBIR OTDELENIA AKAD NAUK SSSR and GOSUDARST NI I PROEKTNO - KONSTRUKT INST GIDROMETALL TSVETNYKH METALLOV 18 Sept 1975 [18 Sept 1974 19 Nov 1974] 38422/ 75 Heading B2H [Also in Division C2] As collectors in the flotation concentration of tin ores (e.g. cassiterite) there are used mixtures of disodium 1-hydroxyalkylidenediphosphonates having 6-10 carbon atoms.
GB3842275A 1974-09-18 1975-09-18 1-hydroxyalkylidene-diphosphonic acid derivatives and their use as collectors in flotation concentration of tin ores Expired GB1469894A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU2061830A SU497788A1 (en) 1974-09-18 1974-09-18 Method for flotation of cassiterite
SU2076718 1974-11-19

Publications (1)

Publication Number Publication Date
GB1469894A true GB1469894A (en) 1977-04-06

Family

ID=26665532

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3842275A Expired GB1469894A (en) 1974-09-18 1975-09-18 1-hydroxyalkylidene-diphosphonic acid derivatives and their use as collectors in flotation concentration of tin ores

Country Status (1)

Country Link
GB (1) GB1469894A (en)

Also Published As

Publication number Publication date
AU8472775A (en) 1977-03-17

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee