http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-114000858-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_20de8c9110d593e4bcb75d009b83a08e http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_a767f4998e53684ec68f4fdfbb8e4de7 http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_68cac1f07608a5e1156d79a75c574956 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/E21B43-2605 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/E21B43-26 |
| filingDate | 2021-11-12^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_178074c5b8925dd4965441cbeb14fe57 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c0cfe2cdffb2795d4cfdbda6e6c25f88 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3f509b53695932e4a848b8efc476c4dd http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1320c4c0ba69d655b280ba2acfd67d91 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f180a4007e857b2b8a564676d646162c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f329c548ee1ccd026f4a88112234af27 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0e6475563ddba27fcb423a530e20dfbb http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f1dc671b88e2a4579838e0cad96edadc http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e9ac76e79b62997d8e23bd5707047bfe http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2f5035003e0ed6f7c131f7fecc0303b9 |
| publicationDate | 2022-02-01^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-114000858-A |
| titleOfInvention | Combinable multi-pipe type liquid carbon dioxide fracturing device and using method thereof |
| abstract | The invention discloses a combinable multi-tube type liquid carbon dioxide fracturing device and a using method thereof, and relates to the field of mine mining equipment, and the combinable multi-tube type liquid carbon dioxide fracturing device comprises a main tube, an energy discharging device, an energy isolating and releasing device, liquid storage tubes, an excitation device and a flying stop device, wherein the main tube comprises a tube body, the tube body is a shell with a thin middle part and thick two ends, the energy discharging device and the excitation device are respectively positioned at the front end and the tail end in the tube body, at least one liquid storage tube is arranged, each liquid storage tube corresponds to one energy isolating and releasing device, and the energy isolating and releasing device is positioned at the front end of each liquid storage tube and is positioned at the rear end of the energy discharging device; liquid carbon dioxide is filled in each liquid storage pipe, and a heater is arranged at the tail end of each liquid storage pipe. The carbon dioxide fracturing device can realize fracturing of the whole range of the drill hole, and improve the fracturing effect; all circuit connections of the carbon dioxide cracking device are all internally and totally closed, open fire does not exist in the whole operation process, and the carbon dioxide cracking device is safer to use in a coal and gas outburst mine. |
| priorityDate | 2021-11-12^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
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