Fungi for pitch reduction and their preparation

Details Fungi for pitch reduction and their preparation Fungi for pitch reduction and their preparation

1994-06-28

1997-03-04

Yeung, George

Chemistry: molecular biology and microbiology

Micro-organism, per se ; compositions thereof; proces of...

Fungi

162DIG4, 435277, 435278, 435911, C12N 100, D21C 300

Patent

active

056078552

ABSTRACT:
This invention relates to fungi having particularly desirable overall properties for reducing the pitch content of pulpwoods and pulps, and to the preparation and use of such fungi. In particular, the present invention provides a biologically pure cultures of the fungus Ophiostoma piliferum which are characterized by not only growing white or colorless and by having good growth virulence, but which also exhibit exceptional pitch degradation properties.

REFERENCES:
patent: 3486969 (1969-12-01), Nilsson et al.
Wendler et al, "Biological Control of Pitch Problems in Paper Mills", Kemia-Kemi, 19(3):262-264 (1992).
Perrolaz et al, "Biological Pretreatment of Wood Chips", Revue A.T.I.P., vol. 46 (1), 12-16 (1992).
Blanchette et al, CA:92:320935 (5 Nov. 1991).

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