RONKONKOMA, N.Y. — Qosina Corp. and its Qosmedix division are pleased to announce the appointment of four new board members: Pat Alesia, Robert Beckman, Ari Hoffman and Bruce Williams. The new members join the existing board of Stuart Herskovitz, Janis Herskovitz and Scott Herskovitz.

HOUSTON — Hi-Crush Partners LP has entered into a new, long-term frac sand supply agreement for the in-basin purchase of Northern White frac sand to support Chesapeake Energy Corporation and their completions program in the Marcellus and Powder River Basins.

In addition, Chesapeake will use one PropStream container crew and related logistics with the option to expand based on demand.

VANCOUVER, British Columbia — Standard Lithium Ltd. has signed a term sheet with global specialty chemical company LANXESS Corporation for a contemplated joint venture in the commercial production of battery grade lithium from brine extracted from the Smackover Formation in South Arkansas.

EXTON, Pa. – Bentley Systems Incorporated, the leading global provider of comprehensive software solutions for advancing the design, construction, and operations of infrastructure, today announced it has entered an agreement to acquire Quebec City-based AIworx, Inc., provider of machine learning and internet of things (IoT) technologies and services.

SCOTLAND — Unique Group, one of the world’s most prominent integrated subsea and offshore solution providers, has announced that it has entered into a cooperation agreement with Deepwater Corrosion Services Inc. As part of the agreement, Unique Group will offer Deepwater’s technologically advanced corrosion control solutions to the Middle East market.

GERMANY — Samsung Engineering and the Chicago Bridge & Iron Company (CB&I), a McDermott International company, recently selected Siemens to provide 19 process reciprocating compressors for ADNOC Refining’s crude flexibility project at Ruwais Refinery-West.