Inventor
Jianchun GUO
Inventor
CN
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere21%
E21BEarth or rock drilling18%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
G06FElectric digital data processing7%
B01DSeparation4%
B22CFoundry moulding4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
C08LCompositions of macromolecular compounds4%
C21DModifying the physical structure of ferrous metals4%
C22CAlloys4%
PatentTitleYear
12,560,081Dynamic prediction method for surface pump pressure based on spatio-temporal data features202612,371,608Suspended sand dragging fibers and preparation methods thereof202512,234,309High-temperature-resistant deep penetration molecular membrane acid copolymers and preparation methods thereof202512,227,696Instant soluble temperature and salt resistant polyacrylamide and the preparation method and application thereof202512,168,752High-temperature visual acid etching experimental device and method202411,845,896Structural stabilizer for fiber and conventional proppant complex in efficient proppant migration and placement technology of fractured well and preparation method202311,821,518Soluble metal sealing ring with controllable dissolution rate and preparation process thereof202311,578,576Method for characterizing complexity of rock fracture based on fractal dimension and device thereof202311,568,111Numerical simulation method for proppant transport considering wall-retardation effect202311,408,281Method for determining sand pumping parameters based on width distribution of fracture202211,254,859Injection method for solid retarded acid202211,199,483Method for experimentally determining influence of acid liquor on Young's modulus of compact carbonate rock2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2026Patents assigned to UNIV SOUTHWEST PETROLEUM (12)· patent assignee history
2021–2026Based in CN· patent location history
2023–2025Patents assigned to CHENGDU LEPS TECH CO LTD (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNIV SOUTHWEST PETROLEUM | 12 | 2021–2026 |
| CHENGDU LEPS TECH CO LTD | 4 | 2023–2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| CN | 12 | 2021–2026 |