Chemical mechanical polishing carrier fixture and system

Abrading – Machine – Rotary tool

Patent

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Details

451287, 451397, B24B 4700

Patent

active

059513829

ABSTRACT:
A carrier fixture that does not include transport channels or openings for directing a slurry to a substrate being polished. The carrier fixture may have an inner support coupled to a ring member that contacts a substrate during polishing. The carrier fixture may also have outer supports coupled to the ring member. The carrier fixture is used to manufacture integrated circuits.

REFERENCES:
patent: 3374582 (1968-03-01), Boettcher
patent: 3842544 (1974-10-01), Paola
patent: 5795215 (1998-08-01), Guthrie et al.

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