By Timothy Gardner WASHINGTON (Reuters) – A U.S. Senate committee is expected to pass a bill on Thursday that could open members of the Organization of the Petroleum Exporting Countries and its partners to antitrust lawsuits for orchestrating supply cuts that raise global crude prices. The No Oil Producing and Exporting Cartels (NOPEC) bill is intended to protect U.S. consumers and businesses from engineered spikes in the cost of gasoline and heating oil, but some analysts warn that implementing it could also have some dangerous unintended consequences. Here are some details about the bill. WH…