Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1978-08-04
1980-05-06
Mills, Catherine L.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71 94, A01N 500
Patent
active
042015669
ABSTRACT:
A method of chemically increasing the amount of extractable oleoresinous and tall oil material from pine wood by treating severed living portions of pine trees with a dilute solution of a bipyridylium salt and storing the treated wood for a period of approximately 3 to 30 days. The living portions of pine trees may be in the form of tree boles from felled trees, stems, twigs, roots or needles and chips, shavings or sawdust thereof.
REFERENCES:
patent: 3839823 (1974-10-01), Roberts et al.
patent: 3971159 (1976-07-01), Brown et al.
patent: 3991515 (1976-11-01), Drew
Brown et al., Forest Science, vol. 21, No. 4, (1975), pp. 359-364.
Peters et al., Abst. Lightwood Annual Meeting, p. 55, (1976), Jacksonville, Fla.
Wolter et al., Abst. Lightwood Annual Meeting, p. 31, (1976), Jacksonville, Fla.
Brown et al., Lightwood Annual Meeting Proceedings, pp. 8 to 19, (1976).
Brown-Lightwood Search Coord. Council Annual Meeting, Proceedings of-Jacksonville, Fla., (1975), pp. 30-31.
Rowe et al., as above, pp. 66, 67 and 74.
Conner et al., as above, pp. 34, 35 and 55.
Zavarin et al., as above, p. 57.
Wolter, as above, pp. 90-99.
Peters et al., as above, pp. 78-93.
Rothrock et al., Chem. Abst., vol. 85, (1976), 194315e.
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