3574 Chapter 28 



Key statistics projected for the enterprise are as follows: 



Capital investment $93,603,552 



Operating cost, annual $42,941 ,958 



Sales, annual $74,561 ,082 



Net profit, annual (before income tax) $31 ,619,124 



Return on sales 42.4 percent 



Return on investment 33.8 percent 



Employees 100 



Energy requirement, annual 



Electrical 100 x 10^ kWh 



Oil equivalent (gasoline, oil, and natural gas) 



Wood residue 5 x lO'^ Btu 



Table 28-12. — Annual product yield and consumption of raw materials in a large-scale 

 plant for concentrated-acid hydrolysis of southern hardwoods (Nguyen and Goldstein 



1981) 



Selling price 

 Product and Yield or of product 



raw material consumption or cost of 



raw material, 

 fob mill 



Million pounds/ 



year Dollars/pound 



Product (yield and selling price) 



Furfural 77.3 0.250' 



Acetic acid 34. 1 .240 



Ethanol 23.4 1.650 



Lignin residue 168.9 .050^ 



Raw material (consumption and cost) 



Hydrochloric acid 152.6 .065 



Lime 234.3 .017 



Calcium chloride 31.6 .045 



Phosphate .8 .220 



Urea .8 .065 



Wood feedstock, ovendry 776.2 .010-^ 



Wood fuel, ovendry 608.6 ' .010-^ 



Water 12,529. 1 .012 x 10"^ 



'in December 1979 the market price of furfural was $0.515/pound, but since the annual yield 

 tabulated above is about half the present annual U.S. production of furfural, the lower price of $0.25 

 was assigned this product. 



^Priced to permit economic conversion of lignin to phenol or benzene. 



•^Corresponds to $20/ton, ovendry weight basis. 



