Liquid heaters and vaporizers – Cleaning
Patent
1994-01-28
1995-07-04
Yuen, Henry C.
Liquid heaters and vaporizers
Cleaning
15317, 122390, F23J 302
Patent
active
054290767
ABSTRACT:
A retractable sootblower having an open frame. The frame includes an inboard end wall, an outboard end wall and a pair of opposingly positioned side panels. The side panels are seamless and mounted to interconnect the inboard and outboard end walls together. The side panels cooperating with the end walls to generally define a rectangularly shaped structure which encloses the carriage and lance tube of the sootblower. The generally open top and bottom of the frame allows for substantially unobstructed access from above and below to the carriage and lance tube. The sootblower also includes a dry lance hub which eliminates various problems associated with lubricant deterioration.
REFERENCES:
patent: 4803959 (1989-02-01), Sherrick et al.
patent: 4907542 (1990-03-01), Maeyama et al.
patent: 5299533 (1994-04-01), Johnston, Jr. et al.
patent: 5320073 (1994-06-01), Silcott et al.
Diamond Power Drawing No. 502600-351 CA.
Diamond Power Drawing No. EX-14967 CA and Photocopies of Photographs Showing the Design Labeled A, B and C.
Collet Eric C.
Johnston, Jr. Jesse C.
Kulig James S.
Lewis Steven F.
Meuller Michael L.
The Babcock & Wilcox Company
Yuen Henry C.
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