Patent ID: 8372333
Filing Date: 2013-02-12
Classification: F23M,F23N

Abstract:
1. A method of operating a gasifier vessel comprising a slagging vessel, the gasifier vessel comprising a gasifier vessel wall having an inside surface and an outside surface, the method comprising: defining a hole extending through the gasifier vessel wall, the hole being oriented at a downward angle from the outside surface to the inside surface, wherein the outside surface of the gasifier vessel wall comprises an outer shell, the inside surface of the gasifier vessel wall comprises an inner refractory layer, and the gasifier vessel wall further comprises an outer refractory layer located between the outer shell and the inner refractory layer; placing a probe in the hole; and preventing slag buildup around the probe during operation of the gasifier vessel comprising the slagging vessel, wherein the slag buildup in the hole is prevented by the downward angle of the hole through the gasifier vessel wall, and wherein the probe remains fixed in the hole during operation of the gasifier vessel.