Assignee
UNIV QINGHUA
CN·3 granted patents·31 citations·filing 1986–1990
Top patents by PatentIndex Score
3 records- 0167US4957702AAir-cooling duplex bainite-martensite steelsUNIV QINGHUA·Filed 1988·Granted Sep 18, 1990·17 cites·31 claims
- 0242US5123970AMethod of producing an air-hardenable bainite-martensite steelUNIV QINGHUA·Filed 1990·Granted Jun 23, 1992·7 cites·10 claims
- 0323US4712514AFluidized bed boiler and high temperature separators used thereinUNIV QINGHUA·Filed 1986·Granted Dec 15, 1987·7 cites·6 claims
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