NO.21 A high alumina mineral usually consists of rounded concretionary grains embedded in clay-like mass and is believed to consist essentially of alumina trihydrate (Al2O3 H2O) and alumina hydrate (Al2O3 H2O) in varying proportions is called

NO.22 1 solid black is the color of the stripe for the alloy material

NO.23 Additives used to facilitate moisture removal of refractory linings during dry out are called

NO.24 The standard size of a fabricated test panel for pneumatic gunning qualification is

NO.25 Enclosure inside the top head of a reactor or regenerator vessel which supports the cyclones and in which gases exiting the cyclone outlets are collected is called

NO.26 Testing frequency for material qualification of refractory for other services requires

NO.27 Hex mesh supplied in flexible rolls and ready fit to a curved surfaces is called

NO.28 In API RP 936, the referenced ASTM standard procedure for cold crushing strength and modulus of rupture is

NO.29 The color of stripe for Inconel 600 alloy material of metallic anchor is

NO.30 A metallic anchor used to attach ceramic anchors to the casing or shall of a processing unit is

NO.31 As per API recommended practice 936, the standard test method for reheat change of refractory brick is

NO.32 Refractories chemically and physically stable at

NO.33 A condition describing a refractory lining that is soft and friable

NO.34 Pre-turn around planning means

NO.35 An internal component used for the separation of solids from flue or product gas in a fluid coking unit is called