Adds processes, next step is to replace them in the current MC and ticker

code/controllers/Processes/pipenet.dm

@@ -0,0 +1,12 @@
+/datum/controller/process/pipenet/setup()
+	name = "pipenet"
+	schedule_interval = 20 // every 2 seconds
+
+/datum/controller/process/pipenet/doWork()
+	for(var/datum/pipe_network/pipeNetwork in pipe_networks)
+		if(istype(pipeNetwork) && !pipeNetwork.disposed)
+			pipeNetwork.process()
+			scheck()
+			continue
+
+		pipe_networks.Remove(pipeNetwork)