AUSTRIAN ENERGY & ENVIRONMENT SGP/WAAGNER-BIRO GMBH
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 06, 1998 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 19 Total Citation Count
- Aug 13, 1991 Earliest Filing
- 3 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
5189988 Process for starting up a heat exchanger system for steam generation and heat exchanger system for steam generationAug 13, 91Mar 02, 93[F22D]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5587138 Process for preventing the formation of harmful organic substances and steam generator for carrying out the processExpiredApr 13, 95Dec 24, 96[C01B]
5393225 Rotating tube heat treatment installation, in particular rotating tubular kiln, with indirect heat feed or dissipationExpiredJul 07, 93Feb 28, 95[F27B]
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