Typically, coke-oven gas is obtained from a battery comprising a number of narrow, vertical chambers, or ovens (0.5m wide, 5m high and 12m long) built of silica brick that are separated by heating ducts, such that heat is transmitted to the coal through both sides of the chamber walls.
ISO keyboard symbol for âControlâ. In computing, a Control key is a modifier key which, when pressed in conjunction with another key, performs a special operation (for example, +); similar to the Shift key, the Control key rarely performs any function when pressed by itself.
Store SKU # 572315. These axle keys (also known as key stock) are square precut keys used to lock two moving parts into place when installed into a pre-cut keyway. This key is straight, and made of carbon steel. California residents: see Proposition 65 information. 1  1 Piece per pack. 2  Steel construction. 3  Plain finish. 4  5/16 in. 5  x 2-1/2 in.