4. Chemical apparatus and process disinfecting, deodorizing, preser
  5. Chemical reactor
  6. Fluidized bed

Petroleo Brasileiro S. A.-Petrobras

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Spherical catalyst, process for preparing a spherical...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate

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System for sealing a cyclone leg

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Fluidized bed
Reexamination Certificate

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