PETROVAL

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
 
 
B65B MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING 163
 
 
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9669372 Process for loading ceramic spheres into a vertical reactorOct 29, 15Jun 06, 17[B65G, B01J]
9504976 Process for loading particulate material into a narrow vertical containerOct 23, 14Nov 29, 16[B65G, B01J, B65B]
9446362 Process and device for unloading particulate material from a vesselSep 09, 13Sep 20, 16[B65G, B01J]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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