3088 



Chapter 25 



1 I I r 

 SULFATE 

 (KRAFT) 



<io - 



J L 



J L 



S S I ^ 



5> Oi 5j Oi 

 YEAR 



60 

 50 



40 

 30 



20 



^ 8 

 5 4 



I 



—I 1 1 — r- 



GROUNDWOOD 



% -^% 



1 1 1 — r 



SEMI- 

 CHEMICAL 



— I 1 1 f- 



DEFIBRATED/ 

 EXPLODED a 

 SCREENINGS 



— I 1 1 — I 



DISSOLVING 



a SPECIAL 



ALPHA 



0.9% 



KfVfl/? 



K£VJ/? 



r£j9R 



YEAR 



M 144 580 

 Figure 25-4. — Growth trends (heavy lines) in annual capacity of woodpulp mills in the 

 United States, by type, 1960-1970 and 1970-1974. The light lines indicate actual data 

 points. (Drawing after McKeever 1977.) 



