http://rdf.ncbi.nlm.nih.gov/pubchem/patent/AU-2012248862-B2
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_0075e3e5028360295554500c6bc3a728 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B19-09 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B19-006 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B19-09 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B19-00 |
| filingDate | 2012-04-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2015-11-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b75fc517553e93ab2f15fcdafde100c1 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_fcb23c756e3407e0dccdae9b8ea510d0 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1dfcbe127b3ea32ead27ab0fc0939816 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_eb690deed0d1e30d8e38ac3457c94b44 |
| publicationDate | 2015-11-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | AU-2012248862-B2 |
| titleOfInvention | Backup heave compensation system and lifting arrangement for a floating drilling vessel |
| abstract | Backup heave compensation system and an associated lifting arrangement (104) for a floating drilling vessel comprising a rig structure (105) with a primary heave compensation system, said backup heave compensation system comprising: - a vertically extendable and retractable lifting arrangement (104); - a hydraulic system (110, 113, 204, 222, 225, 703) operatively connected to said lifting arrangement (104); and - a control system (208) operatively connected to said lifting arrangement (104) and hydraulic system (110, 113, 204, 222, 225, 703) for selective control and operation thereof; said lifting arrangement (104) comprising: - a rigid frame structure (201) comprised of: at least two vertically extending cylinders (203); a first transverse element (205) connecting first end portions of said cylinders (203); and a second transverse element (206) connecting second end portions of said cylinders (203); and - a portal structure (202) comprised of: at least two vertically extending piston rods (217) having first end portions provided each with a piston (218); and a transverse portal element (214) connecting second end portions of said piston rods (217); - wherein each piston (218) is movable within a corresponding cylinder (203). |
| priorityDate | 2011-04-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 25.