In Arabic it is called Shirkat-ul-Mutanaqisa. Diminishing Musharaka is just a Musharaka with an additional feature of decreasing ownership of one party.
Murabaha is a non-participatory mode of Islamic financing where the FHM sells the asset required by its client to the client on cost-plus profit basis.
A Salam, (sometimes referred to as Salaf) is a short-term agreement in which a financial institution makes full prepayments for future delivery of a specified quantity of goods on a specified date.