Re-refiners and recycling shall use only environmentally sound technologies while recycling and re-refining non-ferrous metal wastes or used oil or waste oil. In case of used oil, re-refiners using acid clay process or modified acid clay process shall switch over within six months from the date of commencement of the Hazardous Wastes (Management and Handling) Amendment Rules, 2003 to other environmentally sound technologies as under
Vacuum distillation with clay treatment
Vacuum distillation with hydro-treating
Thin film evaporation process
Any other technology approved by MOEF
The re-refiners and recycling registration with the Ministry of Environment and Forests or the Central Pollution Control Board in accordance with the procedure laid down in rule 19 shall file a compliance report of having adopted one of the technologies mentioned in sub-rule (1) within six months from the date of commencement of the Hazardous Wastes (Management and Handling) Amendment Rules, 2003
The State Pollution Control Board or Committee shall inspects the re-refining and recycling units within three months of the expiry of the six months period referred to in sub-rule (1) and submit a compliance report to the Central Pollution Control Board which shall compile such information and furnish the same to the Ministry of Environment and Forests on a regular basis.
In Tamilnadu the inventory of Hazardous Waste generating units was 2210 in the year 2004, in 2006, the total number of HW generating industries was inventorised to be 2422 and in 2007, the total number of HW generating industries is 2540. The District-Wise Break-up in 2007 is as below.
(ii) In case of secondary lead smaller the Air Pollution Control measures for the lead smelting section as per CPCB guidelines are as follows in the Rotary Furnace
Refining section- Head arrangement
- Settling chamber
- V tube cooling chamber
- Cyclone separator
- Bag House
- Fan
- Wet scrubber
- Agglomerator
- Chimney (stack of height 30 in with access ladder & stack monitoring point