Container

Abstract

A container includes a body and an upper head and a lower bottom. The container includes a first opening in the upper head, the first opening having a diameter smaller than the diameter of the body. The first opening can include a rim extending from the upper head. The container further includes a second opening in the upper head, the second opening including a vent.

What is claimed is: 
     
         1 . A container, comprising:
 a body and an upper head and a lower bottom,   a first opening in the upper head, the first opening having a diameter smaller than the diameter of the body, wherein the first opening comprises a rim extending from the upper head; and   a second opening in the upper head, the second opening comprising a vent.   
     
     
         2 . The container of  claim 1 , wherein the rim of the first opening comprises an annular bead. 
     
     
         3 . The container of  claim 1 , wherein the first opening comprises an opening between about 3 inches and about 12 inches. 
     
     
         4 . The container of  claim 1 , wherein the container comprises a cylindrical 55 gallon drum. 
     
     
         5 . The container of  claim 2 , wherein the container further comprises a cover configured to couple to the annular bead. 
     
     
         6 . The container of  claim 5 , wherein an outer rim of the cover comprises an engagement groove for the annular bead of the rim. 
     
     
         7 . The container of  claim 5 , wherein the cover couples to the annular bead with a closing ring. 
     
     
         8 . The container of  claim 5 , wherein the cover comprises a bung opening fitting. 
     
     
         9 . The container of  claim 1 , further comprising a liner disposed within the container. 
     
     
         10 . The container of  claim 9 , wherein the liner is removable and replaceable. 
     
     
         11 . A tight head drum, comprising:
 A cylindrical body with a closed bottom end and a top end, the top end comprising an opening having a diameter smaller than the cylindrical body;   wherein the opening is sealed with a lid, the lid coupled to the opening with a closing ring.   
     
     
         12 . The tight head drum of  claim 11 , wherein the opening is between about 3 inches and about 12 inches. 
     
     
         13 . The tight head drum of  claim 11 , further comprising a liner disposed within the drum, the liner comprising a material resistant to hazardous materials. 
     
     
         14 . The tight head drum of  claim 11 , wherein the top end further comprises a vent opening. 
     
     
         15 . The tight head drum of  claim 11 , wherein the lid comprises a steel cover. 
     
     
         16 . The tight head drum of  claim 11 , wherein the lid further comprises an opening between about 3 inches and about 12 inches. 
     
     
         17 . The tight head drum of  claim 11 , wherein the opening is configured to be sealed with a drum plug. 
     
     
         18 . A lidded drum, comprising:
 a closing ring for fastening a drum lid on a primary opening of the drum, wherein the primary opening comprises an annular bead rim extending from an upper surface of the drum; and   a secondary opening defined by the upper surface of the drum, wherein the secondary opening comprises a smaller diameter than the primary opening.   
     
     
         19 . The lidded drum of  claim 18 , wherein the closing ring comprises an engagement groove for engaging the annular bead of the outer rim of the lid. 
     
     
         20 . The lidded drum of  claim 18 , wherein the primary opening comprises a circular diameter and the drum lid defines an opening having a diameter smaller than the primary opening.