The phrase "all the key processes" is correct and usable in written English.
You can use it when referring to the essential or most important processes in a particular context, such as business, project management, or any systematic approach.
Example: "In order to improve efficiency, we need to analyze all the key processes involved in our production line."
Alternatives: "all the essential processes" or "all the critical processes".
"We have all business critical information at our fingertips, with one cloud-based software service managing all the key processes, including CRM [customer-relation management], finance, stock control, webstore & dispatch.
Laboratory services therefore play a major role in all the key processes of the IHR, including detection, assessment, response, notification, and monitoring of events.
Laboratory is one of the core capacities that countries must develop for the implementation of the International Health Regulations (IHR[2005]) since laboratory services play a major role in all the key processes of detection, assessment, response, notification, and monitoring of events.
Studying these tiny creatures involves observing all the key processes of life and death.
His podium was a metal table topped with seven computer screens that monitor all the key processes of the warehouse.
GO analysis of the predicted gene targets for differentially expressed miRNAs highlighted the functional categories that overlap with all the key processes during enamel maturation.
Analytic expressions have also been obtained for all the key process performance indices.
Such stress can disrupt all of the key processes of photosynthesis, including thylakoid electron transport, the carbon reduction cycle, and control of stomatal conductance (Damian and Donald 2001).
Almost all of the key processes governing nitrogen cycling in the natural ecosystem were defined based on their respective mechanisms and specific relationships to environmental factors, then integrated into a highly aggregated dynamic model.
The authors were called in and decided to design a new, strategic performance management system to overhaul all the key business processes.
The throughput of this platform is also scalable as all the key steps can process multiple samples in parallel.
