| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_9f62d63c85e5f0574ff99348b38a5e88 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B10-36
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B7-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B1-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B7-02 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B7-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B7-18 |
| filingDate |
2007-04-20^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_bbc4218956c0f02fc882735bf06fad5d |
| publicationDate |
2008-10-23^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
KR-20080094510-A |
| titleOfInvention |
Water hammer device |
| abstract |
According to the present invention, a water hammer device includes a hammer means for having a bit unit for performing a punching operation at an end thereof, a water separation means for separating air bubbles from water supplied to the hammer means at an end of the hammer means; And an accumulating means for connecting the rider separating means and the drive rod and having an air storage space for storing the air separated from the rider separating means to absorb the pulsating pressure to increase the striking force. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2017164713-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-20190131890-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-107100547-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2018203721-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10988986-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-20180122957-A |
| priorityDate |
2007-04-20^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |