FIELD: petroleum processing and disposal of waste.
SUBSTANCE: neutralization of acid sludge is conducted at 50-60°C in presence of calcium hydroxide as neutralizing agent in electromagnetic breakers using power of alternating field and working members (barium hexaferrite) moving under effect of the field. Amount of neutralizing agent added does not exceed 1.5 wt parts per 100 wt parts of acid sludge.
EFFECT: reduced consumption of neutralizing agent.
1 tbl, 5 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF PRODUCING BITUMEN BINDER FROM REFINERY SLUDGE | 2005 |
|
RU2294952C1 |
| METHOD OF REPROCESSING OF THE ACIDIC GOUDRON | 2005 |
|
RU2289605C1 |
| METHOD OF PRODUCTION OF THE BITUMINOUS BINDING AGENT FROM THE ACID GOUDRON | 2005 |
|
RU2289604C1 |
| PROCESS OF PRODUCING BITUMEN BINDER FROM ACID SLUDGE | 2005 |
|
RU2275408C1 |
| PROCESS OF PRODUCING BITUMEN FROM ACID SLUDGE USING ELECTROCHEMICAL TECHNIQUE | 2005 |
|
RU2275409C1 |
| METHOD OF NEUTRALIZING ACID SLUDGE | 2006 |
|
RU2320701C1 |
| PROCESS OF PRODUCING BITUMEN FROM ACID SLUDGE | 2006 |
|
RU2313561C1 |
| METHOD OF PRODUCING BITUMEN FOR ACID SLUDGE | 2005 |
|
RU2275410C1 |
| METHOD OF PRODUCING BUILDING OR ROOFING BITUMEN | 2001 |
|
RU2215772C2 |
| METHOD OF PREPARING BITUMEN BINDER FROM ACID SLUDGE | 2006 |
|
RU2323245C1 |
