Ranking Year:
# | Company Name | Region | Tech Topics | Total |
|---|
1 | Literature: 11 | |||
2 | Literature: 3 | |||
3 | JP | Literature: 3 | ||
4 | Literature: 2 | |||
5 |  | Literature: 2 |
Top 5 Key Players companies in Diesel exhaust fluid
by Most Research Publications in the Japan in 2019
The Diesel exhaust fluid top 5 is Discovery PatSnap’ annual ranking of the top 5 Most Research Publications Diesel exhaust fluid Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2019, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Diesel exhaust fluid (DEF) is an aqueous urea solution made with 32.5% urea and 67.5% deionized water. It is standardised as AUS 32 (aqueous urea solution) in ISO 22241. DEF is a consumable in selective catalytic reduction (SCR) that lowers NOₓ concentration in the diesel exhaust emissions from diesel engines.
Page generation time:
May 11 2025