Flue cleaner

Details Flue cleaner Flue cleaner

2004-04-09

2010-12-28

Toomer, Cephia D (Department: 1797)

Fuel and related compositions

Wall deposit preventing or removing composition

Reexamination Certificate

active

07857873

ABSTRACT:
A flue cleaner comprising a containment vessel having an opening providing restricted communication between the interior and exterior of the vessel, the vessel being formed of a non-combustible heat resistant material, the interior of the vessel containing a soot removal agent.

REFERENCES:
patent: 2014686 (1935-09-01), Lubovitch et al.
patent: 4019493 (1977-04-01), McCullough
patent: 4442024 (1984-04-01), Crone, Jr.
patent: 4481010 (1984-11-01), Mackowiak et al.
patent: 4571247 (1986-02-01), Barbieri
patent: 5882365 (1999-03-01), Farjon et al.
patent: 6129774 (2000-10-01), Owens

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