4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. From carboxylic acid or derivative thereof

Sachtleben Chemie GmbH

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Method for adding inorganic additives to finished polymer melts

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
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Method for improving the durability of carbon or graphite...

Chemistry of inorganic compounds – Carbon or compound thereof – Elemental carbon
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Method for the preparation of iron hydroxide, iron oxide...

Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Iron group metal
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Method for the production of coated, fine-particle,...

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
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Method for the production of coated, fine-particle,...

Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Reexamination Certificate

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