Patent ID: 8002029

Claim:
An apparatus for a well comprising: a well casing extending downwardly through at least an upper region of said well; a stop structure positioned in said well casing at a lower end of said upper region of said well, said stop structure having an opening extending therethrough; a tubing assembly extending through said stop structure, said tubing assembly comprising: a tubing string comprising a lower portion extending into a lower region of said well below said stop structure, said lower portion of said tubing string having one or more openings for receiving a fluid from said lower region of said well, a contacting structure positioned for contacting said stop structure in a manner effective for holding said tubing string in suspension in said well, and at least one exterior sealing element positioned above said one or more openings for sealing between said tubing assembly and an interior wall of said well casing, wherein said tubing string has an outside diameter, said well casing in said upper region of said well has an inside diameter, and said inside diameter of said well casing in said upper region of said well is larger than said outside diameter of said tubing string; and a liquid lifting device in said well casing above said tubing assembly for upward and downward movement in said upper region of said well above said tubing assembly, said liquid lifting device having at least one sealing element for contacting said interior wall of said well casing when said lifting device moves upwardly to lift a liquid in said well casing through said upper region of said well.