4. Chemistry of inorganic compounds
  5. Phosphorus or compound thereof
  6. Elemental phosphorus

Klaus Lehr

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Apparatus for making red phosphorus

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Including heat exchanger for reaction chamber or reactants...
Patent

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Fiber-free shaped parts

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Reexamination Certificate

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Metering device

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Pigment or carbon black producer
Patent

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Peroxidic treatment of olefin polymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate

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Process for making manganese (II) salt solutions containing ammo

Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group viib metal
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Profile ID: LFUS-PAI-P-300792

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