Adhesive bonding and miscellaneous chemical manufacture – Delaminating processes adapted for specified product – Delaminating in preparation for post processing recycling step
Patent
1975-10-22
1977-08-09
Emery, Stephen J.
Adhesive bonding and miscellaneous chemical manufacture
Delaminating processes adapted for specified product
Delaminating in preparation for post processing recycling step
23273SP, 423324, B01J 1718, C01B 3302
Patent
active
040408957
ABSTRACT:
The seed to tail oxygen concentration gradient in silicon crystals, which are drawn from a silicon melt contained in a silica vessel according to the Czochralski process, is controlled by a process employing stop-go crucible rotation to provide fluid shearing at the melt-crucible interface.
REFERENCES:
patent: 3353914 (1967-11-01), Pickar
patent: 3490877 (1970-01-01), Bollen
patent: 3873463 (1975-03-01), Tolksdorf
patent: 3929557 (1975-12-01), Goodrum
IBM Tech. Discl. Bull., vol 14, No. 5, Oct. 1971, p. 1631.
IBM Tech. Discl. Bull., vol. 13, No. 6, Nov. 1970, p. 1571.
Scheel, Journal of Crystal Growth, vol. 13/14, 1972, pp. 560-565.
IBM Tech. Discl. Bull., Mueller-Krumbhaar et al., vol. 17, No. 3, Aug. '74, pp. 903-904.
Patrick William John
Westdorp Wolfgang Alfred
Bunnell David M.
Emery Stephen J.
International Business Machines - Corporation
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