FIELD: chemistry.
SUBSTANCE: method includes application of binding oil-coal tar pitch with specific density 1.25-1.30 g/cm3, mainly 1.27-1.29 g/cm3, and content of benz(a)pyrene not higher than 7 mg/g of pitch, preparation of sub-prong anode mass with content of binding agent 30-40%, mainly 32-36%, formation of secondary anode from prepared sub-prong anode mass.
EFFECT: reduction of emissions of said compounds in aluminium production.
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF FORMING A SECONDARY ANODE OF AN ALUMINUM ELECTROLYSIS CELL WITH A SELF-BAKING ANODE | 2019 |
|
RU2698121C1 |
| METHOD FOR FORMING OF SECONDARY ANODE FOR ALUMINUM ELECTROLYZER WITH SELF-ROASTING ANODE AND UPPER CURRENT SUPPLY (VERSIONS) | 2005 |
|
RU2286403C1 |
| SELF-FIRED ANODE MAKING METHOD | 2005 |
|
RU2307879C2 |
| ALUMINUM CELL SELF-FIRED ANODE FORMING METHOD | 2005 |
|
RU2308548C2 |
| METHOD OF FORMING SELF-COMBUSTIBLE ANODE | 1998 |
|
RU2148107C1 |
| PROCEDURE FOR FORMING SELF-CALCINATING COAL ANODE OF ALUMINIUM ELECTROLYTIC CELL | 2009 |
|
RU2397277C1 |
| METHOD OF GAS COLLECTION DURING REMOVAL OF ANODE STUDS OF TOP-WORKED ALUMINIUM ELECTROLYTIC CELL | 2006 |
|
RU2325471C1 |
| METHOD OF FORMING SELF-FIRING ANODE FOR ALUMINIUM ELECTROLYZER | 0 |
|
SU1608251A1 |
| METHOD FOR FORMING SELF-CALCINATING ANODE OF ALUMINIUM ELECTROLYSER WITH UPPER CURRENT LEAD | 2015 |
|
RU2606365C1 |
| PIN FOR APPLYING ELECTRIC CURRENT TO SELF-FIRED ANODE OF ALUMINUM CELL | 2006 |
|
RU2318923C1 |
