DAEWOO ENGINEERING & CONSTRUCTION CO., LTD.
Patent Owner
Stats
- 13 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- Dec 12, 2017 most recent publication
Details
- 13 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 57 Total Citation Count
- Sep 04, 1997 Earliest Filing
- 5 Expired/Abandoned/Withdrawn Patents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
Publication #
Title
Filing Date
Pub Date
Intl Class
2014/0330,055 METHOD AND APPARATUS FOR IMPROVING HEAT TRANSFER AND REACTION EFFICIENCY OF GAS HYDRATE REACTOR USING SCRAPERSep 19, 12Nov 06, 14[C10L]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8486340 Apparatus and method for continuously producing and pelletizing gas hydrates using dual cylinderMay 10, 10Jul 16, 13[B01J]
8367880 Device and method for continuous hydrate production and dehydration by centrifugal forceMay 24, 10Feb 05, 13[C07C, B01J]
8180588 Compensation method for structural deformation occurring during construction of super tall buildingJul 29, 11May 15, 12[G01M, G06F, E04B, G01C]
7604733 Apparatus for biological removal of phosphorus and nitrogen using granulated methane-oxidizing bacteriaMar 16, 09Oct 20, 09[C02F]
7546656 Method of installing prefabricated, segment concrete filled tube membersMay 10, 06Jun 16, 09[E01D]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2008/0229,684 Hydraulic jack systems to be installed to the outrigger to perimeter column joints to automatically adjust differential column shortening and provide additional structural dampingAbandonedMar 12, 08Sep 25, 08[E04B, E04H]
2006/0000,108 Method and apparatus for treating sludge using micro-wave and hot airAbandonedSep 02, 05Jan 05, 06[F26B]
6177007 High efficiency apparatus for treating nitrogen and phosphorous contained in sewageExpiredOct 01, 98Jan 23, 01[C02F]
5935299 Apparatus and method of spray dryer/bag filter using circulating shield airExpiredSep 04, 97Aug 10, 99[B01F, B01D]
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