Examples:

• Several national workshops are in the pipeline (Gambia, Guinea and the Philippines).
• Lecture tours to several other countries are in the pipeline.
• The problem is a companion piece and we don't have anything in the pipeline.
• Had any specific legislation been adopted, or was it in the pipeline?
• Not with what we got in the pipeline.
• Then why was it put in the pipeline?
• Local elections have been successfully held in two districts and some important pieces of legislation are in the pipeline.
• My think tank now has a little something in the pipeline.
• Googlephone, labeled Google the phone, it seems in the pipeline.
• We found him under that hatch in the pipeline.