| 2019 | Invention | Apparatus and method to render air bag inflators and other low level detonatable devices inert fo... | 
				    			
				    				
				    					| 2016 | P/S | Hazardous waste disposal services; Medical waste disposal | 
				    			
				    				
				    					| 2012 | Invention | Method and system for disposing of drill cuttings. 
A method and apparatus for disposing of drill... | 
				    			
				    				
				    					|  | P/S | Cleaning of industrial premises; pressure washing of industrial equipment, areas and surfaces to ... | 
				    			
				    				
				    					|  | P/S | Waste management services; Managing chemical inventory storerooms and distribution; Managing wast... | 
				    			
				    				
				    					| 2001 | P/S | Providing training in the repackaging, consolidating, bulking and disposal of waste chemicals and... | 
				    			
				    				
				    					|  | P/S | Services for repackaging, consolidating, bulking and disposal of chemicals and hazardous materials | 
				    			
				    				
				    					| 1995 | P/S | services for repackaging, consolidating, bulking and disposal of chemicals and hazardous materials |