[go: up one dir, main page]

Martyniuk et al., 1991 - Google Patents

Sorption of metal cations on sulphonated brown coals

Martyniuk et al., 1991

Document ID
8137099175850072239
Author
Martyniuk H
Augustyn D
Publication year
Publication venue
Fuel

External Links

Snippet

Tertiary brown coals, earthy and xylytic, were sulphonated with 96% sulphuric acid at 60 and 140° C. Various cations were sorbed on the sulphonated coals by static and dynamic methods. Higher sorption values were obtained on coals sulphonated at 140° C. Ion …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/0004Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/0098Treatment or purification of solutions, e.g. obtained by leaching by ion exchange extraction or by adsorption on solid substances, e.g. by extraction with solid resins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30Processes for preparing, regenerating, or reactivating
    • B01J20/32Impregnating or coating; Solid sorbent compositions obtained from processes involving impregnating or coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/16Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
    • C22B3/1608Leaching with acyclic or carbocyclic agents
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/18Extraction of metal compounds from ores or concentrates by wet processes with the aid of micro-organisms or enzymes, e.g. bacteria or algae

Similar Documents

Publication Publication Date Title
Huang et al. Enhancing removal by a activated carbon
Suemitsu et al. The use of dyestuff‐treated rice hulls for removal of heavy metals from waste water
Sag et al. Biosorption of heavy metals by Zoogloea ramigera: use of adsorption isotherms and a comparison of biosorption characteristics
DE69026351T2 (en) Removal of mercury from liquid hydrocarbons
Farrah et al. Extraction of heavy metal ions sorbed on clays
Shukla et al. Column studies on metal ion removal by dyed cellulosic materials
US4528166A (en) Recovery of gold and/or silver from cyanide leach liquors on activated carbon
Burstall et al. Ion exchange process for recovery of gold from cyanide solution
Liu et al. Simultaneous removal of lead, manganese, and copper released from the copper tailings by a novel magnetic modified biosorbent
Adhikari et al. Recovery of precious metals by using chemically modified waste paper
Riffaldi et al. Adsorption and desorption of Cd on humic acid fraction of soils
Soliman et al. Reactivity of thioglycolic acid physically and chemically bound to silica gel as new selective solid phase extractors for removal of heavy metal ions from natural water samples
Leão et al. Application of ion exchange resins in gold hydrometallurgy. A tool for cyanide recycling.
Eligwe et al. Adsorption of iron (II) by a Nigerian brown coal
Gobran et al. Sulfate adsorption-desorption in a Swedish forest soil
JPS61158796A (en) Recovery of metal
Martyniuk et al. Sorption of metal cations on sulphonated brown coals
S Nagar Evaluating commercial macroporous resin (D201) for uranium uptake in static and dynamic fixed bed ion exchange column
Carland et al. Improving the ion-exchange capacity and elution of Cu+ 2 from natural sedimentary zeolites
El-Sheikh et al. Cd (II) removal from phenols-bearing wastewater using magnetic carbon nanotubes
Kononova et al. Sorption of Zn (II), Cu (II), Fe (III) on carbon adsorbents from manganese sulfate solutions
Rogans Activated Carbon in Gold Recovery
Parangi et al. Sorption and separation study of heavy metal ions using cerium phosphate: a cation exchanger
Hubicki et al. Studies on the separation of silver (I) microquantities from macroquantities of salts of other elements on selective ion-exchangers
Chang et al. Combined two‐stage xanthate processes for the treatment of copper‐containing wastewater