2726 



Chapter 22 



Koch, C. B. 1981. Prediction of bending 

 strength of yellow-poplar 2 by 4's from esti- 

 mated strength ratios. For. Prod. J. 

 31(7):53-55. 



Koch, C. B. and W. T. Rousis. 1977. Yield of 

 yellow-poplar structural dimension from 

 low-grade saw logs. For. Prod. J. 27(4) :44- 

 48. 



Koch, P. 1957. Using low-grade hardwood a 

 proposed integrated plant design. Michigan 

 State Univ. Agric. Exp. Stn. Spec. Bull. 

 413, 28 p. 



Koch, P. 1964a. Beams from boltwood: A fea- 

 sibility study. For. Prod. J. 14:497-500. 



Koch, P. 1964b. Strength of beams with la- 

 minae located according to stiffness. For. 

 Prod. J. 14:456-460. 



Koch, P. 1966a. A system for manufacturing 

 straight studs from southern pine cordwood. 

 South. Lumberman 213(2656): 165-169. 



Koch, P. 1966b. Straight studs from southern 

 pine cores. U.S. Dep. Agric. For. Serv., 

 Res. Pap. SO-25. 37 p. 



Koch, P. 1967a. Straight studs are produced 

 from southern pine cordwood. For. Ind. 

 94(5):44-46. 



Koch, P. 1967b. Location of laminae by elastic 

 modulus may permit manufacture of very 

 strong beams from rotary-cut southern pine 

 veneers. U.S. Dep. Agric. For. Serv. Res. 

 Pap. SO-30. 12 p. 



Koch, P. 1967c. Super-strength beams lami- 

 nated from rotary-cut southern pine veneer. 

 For. Prod. J. 17(6):42-48. 



Koch, P. 1968. Straight studs from southern 

 pine veneer cores and cordwood. For. Prod. 

 J. 18(3):28-30. 



Koch, P. 1969a. At 240° southern pine studs 

 can be dried and steam-straightened in 24 

 hours. South. Lumberman 219(2723):26, 

 28-29. 



Koch, P. 1969b. Method for producing studs 

 from cordwood and veneer cores. U.S. Pat. 

 No. 3,433,612. U.S. Pat. Off., Washing- 

 ton, D.C. 3 p. 



Koch, P. 1971a. Process for straightening and 

 drying southern pine 2 by 4s in 24 hours. 

 For. Prod. J. 21(5): 17-24. 



Koch, P. 1971b. Process of making laminated 

 wood product utilizing modulus of elasticity 

 measurement. U.S. Pat. No. 3,580,760. 

 U.S. Pat. Off., Washington, D.C. 



Koch, P. 1972. Utilization of the southern 

 pines. U.S. Dep. Agric. For. Serv., Agric, 

 Handb. 420. 2 vols. 1663 p. U.S. Govt. 

 Print. Off., Washington, D.C. 



Koch, P. 1973. Structural lumber laminated 

 from '/4-inch rotary-peeled southern pine ve- 

 neer. For. Prod. J. 23(7): 17-25. 



Koch, P. 1974. Serrated kiln sticks and top 

 load substantially reduce warp in southern 

 pine studs dried at 240°F. For. Prod. J. 

 24(ll):30-34. 



Koch, p. 1975. Method for producing parallel 

 laminated pine lumber from veneer. U.S. 

 Pat. No. 3,908,725. U.S. Pat. Off., Wash- 

 ington, D.C. 



Koch, P. 1976a. Material balances and energy 

 required for manufacture of ten wood com- 

 modities. In Energy and the Wood Products 

 Industry, Proc. P-76-14, p. 24-33, For. 

 Prod. Res. Soc, Madison, Wis. 



Koch, P. 1976b. Making dowel-laminated 

 crossties with the shaping-lathe headrig — it 

 should be profitable. Southern Lumberman 

 233(2896):82-83. 



Koch, P. 1976c. Laminated lumber may be 

 more profitable than sawn lumber. For. Ind. 

 103(6):42-44. 



Koch, P. 1978. Production opportunities in 

 four southern locations. In Structural flake- 

 board from forest residues: symp. proc, 

 Kansas City, Mo., June 6-8, U.S. Dep. 

 Agric. For. Serv., Gen. Tech. Rep. WO-5, 

 p. 150-166. 



Koch, P., and B. Bohannan. 1965. Beam 

 strength as affected by placement of la- 

 minae. For. Prod. J. 15:289-295. 



Koch, P. and G. E. Woodson. 1968. Laminat- 

 ing butt-jointed, log-run, southern pine ve- 

 neers into long beams of uniform high 

 strength. For. Prod. J. 18(10):45-51. 



Koehl, S. 1976. Plywood joints make Canadi- 

 an debut. British Columbia Lumberman 

 61(6):53. 



Kubler, H. and J. Lempelius. 1972. Ger- 

 many's parquet flooring industry — the strug- 

 gle to survive. For. Prod. J. 22(10): 14- 16. 



Kuenzel, J. G. 1950. Wood requirements for 

 shipbuilding. J. For. 48:245-254. 



Kuenzel, J. G. 1952. Military wood usage. 

 Marine laminating. Wood Work. Dig. 

 54(6):141-144, 146, 148. 



Kunesh, R. H. 1978. Micro-lam: structural 

 laminated veneer lumber. For. Prod. J. 

 28(7):41-44. 



Kurtenacker, R. S. 1969. Appalachian hard- 

 woods for pallets: effect of fabrication varia- 

 bles and lumber characteristics on 

 performance. U.S. Dep. Agric. For. Serv., 

 Res. Pap. FPL 112. 20 p. 



