The Houston and Netherlands-centred player did not provide a proposed share price or number of shares in the Form S-1 filing.

The company sees a strong demand for its services in increasingly complex oil and gas wells, such as long laterals in onshore shale plays and complex completions in deep-water operations, it said.

"We believe that we are a marketleader in the development of equipment and services that facilitate and accommodate recent developments in well construction and completion requirements, and this is reflected in our extensive suite of patent-protected, innovative products andequipment," it said.

Strong