4. Compositions
  5. Preservative agents
  6. Anti-corrosion

Paul Daniel Berger

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Environmental friendly fracturing and stimulation...

Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component
Reexamination Certificate

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Ether sulfonate surfactants and process for making same

Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – Liquid composition
Reexamination Certificate

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Ether sulfonate surfactants and process for making same

Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – Liquid composition
Reexamination Certificate

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Multifunctional anionic surfactants

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Reexamination Certificate

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Organo silicon/silica defoamer compositions

Compositions – Preservative agents – Anti-corrosion
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Profile ID: LFUS-PAI-P-939410

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