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BRPI0805341A2
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Multifunctional multiphase reactor
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BRPI0804083A2
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Biodiesel purification process
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BRPI0703633A2
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low flow vertical flow agitation system applied to photobioreactors for industrial production of micro algae
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BRPI0703554A2
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solids feeding and sealing apparatus for gravitationally flowing solids vessels
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BRPI0605008A
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ring bop disassembly equipment
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BRPI0603017A
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Deepwater oil extraction system and method
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BRPI0504587A
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geophysical method for time-depth conversion of interval velocities to time
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BRPI0503813A
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geophysical method for extracting geological information from the treatment of seismic data amplitudes
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BRPI0503679A
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oil production measurement system and test method
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BRPI0503632A
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geophysical method for horizon velocity analysis
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BRPI0503680A
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Method for kirchhoff modeling, migration and demigration in weakly anisotropic media
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BRPI0504019A
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selective and controlled process of reducing water permeability in high permeability oil formations
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BRPI0405534A
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multistage regeneration process of a catalyst used in a hydrocarbon fluid catalytic cracking process
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BRPI0404168A
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device for in situ geotechnical investigation in marine soil
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BRPI0401504A
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pig displacement system and method of use
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BRPI0400421A
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dynamic sealing system on speed reducers
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