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Title:
METHOD FOR PRODUCING PRODUCT BY REMOVAL OF IMPURITY OF WASTE OIL OR REGENERATED FUEL OIL AND SYSTEM FOR PRODUCING PRODUCT BY REMOVAL OF IMPURITY OF WASTE OIL OR REGENERATED FUEL OIL
Document Type and Number:
Japanese Patent JP2003306683
Kind Code:
A
Abstract:

To obtain a stable high-quality product by rapidly and continuously treating a waste oil or a regenerated fuel oil.

The waste oil or the regenerated fuel oil is mixed with a concentrated sulfuric acid and after finishing the mixing, the upper part after reaction with the concentrated sulfuric acid is transferred to other reacting tank and neutralized with caustic soda and after finishing the neutralization reaction, an antioxidant is added thereto and the mixture is heated and clay is mixed with the waste oil little by little and after mixing the clay, the mixture is stirred for a prescribed time or above and after finishing reaction with the clay, the waste oil is separated from the clay and after the separation, the waste oil is passed through a filter press to remove sliminess and the waste oil is mixed with an additive.


Inventors:
KAWASAKI JUNICHI
Application Number:
JP2002113403A
Publication Date:
October 31, 2003
Filing Date:
April 16, 2002
Export Citation:
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Assignee:
KANTO KANKYO SERVICE KK
International Classes:
B01D36/02; C10G17/04; C10G19/02; C10G25/00; C10G31/09; C10G53/08; C10G53/10; C10G53/12; C10L1/00; (IPC1-7): C10G53/08; B01D36/02; C10G17/04; C10G19/02; C10G25/00; C10G31/09; C10G53/10; C10G53/12; C10L1/00
Attorney, Agent or Firm:
Tsuruwa Toshio