Tubing assembly unit for boilers for use in connection with combustion on pressurized fluidized beds
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Description
FIG. 1 is a top view of the tubing assembly unit of the present invention;
FIG. 2 is a right side view of the tubing assembly unit of the present invention;
FIG. 3 is a left side view of the tubing assembly unit of the present invention;
FIG. 4 is a bottom view of the tubing assembly unit of the present invention;
FIG. 5 is a front view of the tubing assembly unit of the present invention; and,
FIG. 6 is a rear view of the tubing assembly unit of the present invention.
Referenced Cited
Patent History
Patent number: D358879
Type: Grant
Filed: Mar 22, 1993
Date of Patent: May 30, 1995
Assignee: ABB Carbon AB (Finspang)
Inventor: Sven-Olov Ostman (Finspang)
Primary Examiner: Lisa P. Lichtenstein
Attorney: Marshall A. Lerner
Application Number: 0/6,056
Type: Grant
Filed: Mar 22, 1993
Date of Patent: May 30, 1995
Assignee: ABB Carbon AB (Finspang)
Inventor: Sven-Olov Ostman (Finspang)
Primary Examiner: Lisa P. Lichtenstein
Attorney: Marshall A. Lerner
Application Number: 0/6,056
Classifications
Current U.S. Class:
Element Or Attachment, Not Elsewhere Specified (D23/386);
Heating Or Cooling (D23/314)