US2022065077A1PendingUtilityA1

Oil Well Cellar Assembly

Assignee: ORDONEZ ALVAROPriority: Aug 26, 2020Filed: Aug 26, 2020Published: Mar 3, 2022
Est. expiryAug 26, 2040(~14.1 yrs left)· nominal 20-yr term from priority
E21B 21/01E21B 41/0021
23
PatentIndex Score
0
Cited by
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References
0
Claims

Abstract

An oil well cellar assembly includes a tube that is positionable beneath ground having the tube surrounding an oil well thereby facilitating the tube to define an oil well cellar to access the oil well. The tube is comprised of an electrically insulating material to enhance safety with respect to electrical discharge between the tube and the oil well. A plurality of spray bars is each coupled to the tube having each of the spray bars being positioned inside the tube for cleaning the tube. A suction conduit is integrated into the tube to facilitate the fluid to be pumped out of the tube after the tube is cleaned. A lid is positionable over the tube and the lid has an opening extending therethrough to accommodate the oil well when the lid is positioned on the tube.

Claims

exact text as granted — not AI-modified
I claim: 
     
         1 . An oil well cellar assembly for installing on an oil well for protecting the surrounding environment from petroleum contamination, said assembly comprising:
 a tube being positionable beneath ground having said tube surrounding an oil well thereby facilitating said tube to define a oil well cellar wherein said oil well cellar is configured to facilitate service workers to access the oil well, said tube being comprised of an electrically insulating material wherein said tube is configured to enhance safety with respect to electrical discharge between said tube and the oil well;   a pair of shelves, each of said shelves being coupled to said tube having said shelves being positioned inside said tube wherein said pair of shelves is configured to facilitate the service worker to stand thereon;   a plurality of spray bars, each of said spray bars being coupled to said tube having each of said spray bars being positioned inside said tube, each of said spray bars being fluidly coupled to a fluid source thereby facilitating each of said spray bars to spray a fluid onto said tube for cleaning said tube;   a suction conduit being integrated into said tube, said suction tube extending along a full height of said tube, said suction tube being connectable to a suction pump wherein said suction conduit is configured to facilitate the fluid to be pumped out of said tube after said tube is cleaned; and   a lid being positionable over said tube, said lid having an opening extending therethrough to accommodate the oil well when said lid is positioned on said tube.   
     
     
         2 . The assembly according to  claim 1 , wherein said tube has an upper end, a lower end and an outer wall extending therebetween, said outer wall having an inner layer and an outer layer wherein said outer layer is configured to inhibit contaminants from escaping said tube when said inner layer is compromised, said inner layer having an inside surface being directed into an interior of said tube, said upper end being open, said lower end being closed, said upper end being attachable to a pit liner for the oil well. 
     
     
         3 . The assembly according to  claim 2 , wherein said lower end has an aperture extending into an interior of said tube, said aperture being centrally positioned on said lower end, said aperture having the oil well extending upwardly therethrough when said tube is positioned beneath ground. 
     
     
         4 . The assembly according to  claim 2 , wherein said inner surface has a lip extending around a full circumference of said inner surface, said lip being spaced downwardly from said upper end, said lip being oriented to extend along a line being oriented parallel to said upper end. 
     
     
         5 . The assembly according to  claim 2 , further comprising a plurality of engagements, each of said engagements being coupled to said upper end of said tube, said engagements being spaced apart from each other and being directed around a full circumference of said upper end, each of said engagements comprising leg extending upwardly from said upper end and a foot being spaced from said upper end, said foot on each of said engagements accommodating a cam lock on the pit liner for releasably attaching said tube to the pit liner. 
     
     
         6 . The assembly according to  claim 2 , wherein each of said shelves has a rear edge being attached to said inner surface of said inner layer of said outer wall of said tube, each of said shelves lying on a horizontal plane, said shelves being positioned on opposite sides of said tube from each other, each of said shelves being positioned between said upper end and said lower end of said tube. 
     
     
         7 . The assembly according to  claim 2 , wherein each of said spray bars is positioned on said inner surface of said inner layer of said outer wall of said tube, each of said spray bars extending substantially around a circumference of said inner surface, each of said spray bars being positioned proximate a respective one of said upper end and said lower end, each of said spray bars having a plurality of spray nozzles thereon, each of said spray nozzles having a distal end being directed toward a center of said tube, said distal end of each of said spray nozzles having a spray aperture wherein said spray aperture is configured to spray the fluid outwardly therefrom for cleaning said inner surface. 
     
     
         8 . The assembly according to  claim 2 , further comprising a valve being coupled to said tube, said valve being in fluid communication with each of said spray bars, said valve being in fluid communication with the fluid source, said valve being positionable between a minimum flow rate and a maximum flow rate for adjusting the flow rate of the fluid being supplied to said spray bars wherein said valve is configured to adjust the intensity with which the fluid is sprayed, said valve being positioned on said inner surface of said inner layer of said outer wall of said tube wherein said valve is configured to be accessible to the service worker. 
     
     
         9 . The assembly according to  claim 2 , wherein said suction conduit is integrated into said inner surface of said inner layer of said outer wall of said tube, said suction conduit extending between said upper end and said lower end of said tube, said suction conduit having an intake being positioned on said lower end, said top end being connectable to the suction pump. 
     
     
         10 . The assembly according to  claim 2 , further comprising a ladder being positioned within said tube wherein said ladder is configured to facilitate the service worker to climb into said tube, said ladder being coupled to said inner surface of said inner layer of said outer wall of said tube. 
     
     
         11 . The assembly according to  claim 4 , wherein said lid has a bottom surface, a top surface and a perimeter edge extending therebetween, said bottom surface resting on said lip having said top surface being oriented flush with said upper end of said tube, said opening extending through said bottom surface and said top surface, said lid having a slot extending from said perimeter edge toward a center of said lid for accommodating said suction tube when said lid is positioned on said tube. 
     
     
         12 . An oil well cellar assembly for installing on an oil well for protecting the surrounding environment from petroleum contamination, said assembly comprising:
 a tube being positionable beneath ground having said tube surrounding an oil well thereby facilitating said tube to define a cellar wherein said cellar is configured to facilitate service workers to access the oil well, said tube being comprised of an electrically insulating material wherein said tube is configured to enhance safety with respect to electrical discharge between said tube and the oil well, said tube having an upper end, a lower end and an outer wall extending therebetween, said outer wall having an inner layer and an outer layer wherein said outer layer is configured to inhibit contaminants from escaping said tube when said inner layer is compromised, said inner layer having an inside surface being directed into an interior of said tube, said upper end being open, said lower end being closed, said lower end having an aperture extending into an interior of said tube, said aperture being centrally positioned on said lower end, said aperture having the oil well extending upwardly therethrough when said tube is positioned beneath ground, said upper end being attachable to a pit liner for the oil well, said inner surface having a lip extending around a full circumference of said inner surface, said lip being spaced downwardly from said upper end, said lip being oriented to extend along a line being oriented parallel to said upper end;   a plurality of engagements, each of said engagements being coupled to said upper end of said tube, said engagements being spaced apart from each other and being directed around a full circumference of said upper end, each of said engagements comprising leg extending upwardly from said upper end and a foot being spaced from said upper end, said foot on each of said engagements accommodating a cam lock on the pit liner for releasably attaching said tube to the pit liner;   a pair of shelves, each of said shelves being coupled to said tube having said shelves being positioned inside said tube wherein said pair of shelves is configured to facilitate the service worker to stand thereon, each of said shelves having a rear edge being attached to said inner surface of said inner layer of said outer wall of said tube, each of said shelves lying on a horizontal plane, said shelves being positioned on opposite sides of said tube from each other, each of said shelves being positioned between said upper end and said lower end of said tube;   a plurality of spray bars, each of said spray bars being coupled to said tube having each of said spray bars being positioned inside said tube, each of said spray bars being fluidly coupled to a fluid source thereby facilitating each of said spray bars to spray a fluid onto said tube for cleaning said tube, each of said spray bars being positioned on said inner surface of said inner layer of said outer wall of said tube, each of said spray bars extending substantially around a circumference of said inner surface, each of said spray bars being positioned proximate a respective one of said upper end and said lower end, each of said spray bars having a plurality of spray nozzles thereon, each of said spray nozzles having a distal end being directed toward a center of said tube, said distal end of each of said spray nozzles having a spray aperture wherein said spray aperture is configured to spray the fluid outwardly therefrom for cleaning said inner surface;   a valve being coupled to said tube, said valve being in fluid communication with each of said spray bars, said valve being in fluid communication with the fluid source, said valve being positionable between a minimum flow rate and a maximum flow rate for adjusting the flow rate of the fluid being supplied to said spray bars wherein said valve is configured to adjust the intensity with which the fluid is sprayed, said valve being positioned on said inner surface of said inner layer of said outer wall of said tube wherein said valve is configured to be accessible to the service worker;   a suction conduit being integrated into said tube, said suction tube extending along a full height of said tube, said suction tube being connectable to a suction pump wherein said suction conduit is configured to facilitate the fluid to be pumped out of said tube after said tube is cleaned, said suction conduit being integrated into said inner surface of said inner layer of said outer wall of said tube, said suction conduit extending between said upper end and said lower end of said tube, said suction conduit having an intake being positioned on said lower end, said top end being connectable to the suction pump;   a ladder being positioned within said tube wherein said ladder is configured to facilitate the service worker to climb into said tube, said ladder being coupled to said inner surface of said inner layer of said outer wall of said tube; and   a lid being positionable over said tube, said lid having an opening extending therethrough to accommodate the oil well when said lid is positioned on said tube, said having a bottom surface, a top surface and a perimeter edge extending therebetween, said bottom surface resting on said lip having said top surface being oriented flush with said upper end of said tube, said opening extending through said bottom surface and said top surface, said lid having a slot extending from said perimeter edge toward a center of said lid for accommodating said suction tube when said lid is positioned on said tube.

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