Recovery of potential energy and chromium values from leather tannery wastes
Patent
·
OSTI ID:6314463
A method of recovering chromium values and potential energy from liquid and solid leather tannery wastes comprising pyrolyzing the tannery wastes to produce a burnable fuel product comprising gases and liquids and a substantially solid chromium-containing residue, recovering chromium compounds from the solid residue and using the fuel to supply energy for the system.
- Assignee:
- Systems Consultants Inc
- Patent Number(s):
- US 4332584
- OSTI ID:
- 6314463
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION
320305* -- Energy Conservation
Consumption
& Utilization-- Industrial & Agricultural Processes-- Industrial Waste Management
CHEMICAL REACTIONS
CHROMIUM
DECOMPOSITION
ELEMENTS
ENERGY RECOVERY
FUELS
LEATHER
MANAGEMENT
MATERIALS RECOVERY
METALS
PROCESSING
PYROLYSIS
RECOVERY
RECYCLING
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENTS
WASTE MANAGEMENT
WASTE PROCESSING
WASTES
320305* -- Energy Conservation
Consumption
& Utilization-- Industrial & Agricultural Processes-- Industrial Waste Management
CHEMICAL REACTIONS
CHROMIUM
DECOMPOSITION
ELEMENTS
ENERGY RECOVERY
FUELS
LEATHER
MANAGEMENT
MATERIALS RECOVERY
METALS
PROCESSING
PYROLYSIS
RECOVERY
RECYCLING
THERMOCHEMICAL PROCESSES
TRANSITION ELEMENTS
WASTE MANAGEMENT
WASTE PROCESSING
WASTES