Engineering World

Engineering World

4.11 - 1251 ratings - Source

The Ringlemann charts or cards are made by ruling lines at regular intervals; the higher the number of the card the thicker and ... depends upon how much time can be devoted to the matter, to what extent the stack is given to emitting smoke, and whether the ... The smoke density is calculated as follows: Percentage smoke density = Smoke units X 0.20 X 100 This when simplified gives Stack- minutes.

Title:Engineering World
Publisher: - 1922


You Must CONTINUE and create a free account to access unlimited downloads & streaming