
It will be understood that the term concrete includes cement and other I have shown the flume in tubular form provided with an integral concrete roof 12, adapting it to withstand the internal pressure of a head of water or an external pressure of earth. In the drawings, 10 represents the concrete floor or bottom wall of the flume, and 11 11 the side walls, of a similar material, integral with the floor.

238000006011 modification reaction Methods 0.000 description 2.238000003776 cleavage reaction Methods 0.000 description 2.238000005755 formation reaction Methods 0.000 description 4.230000015572 biosynthetic process Effects 0.000 description 4.229910000831 Steel Inorganic materials 0.000 description 4.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by William L Church filed Critical William L Church Priority to US21690004A priority Critical patent/US799827A/en Application granted granted Critical Publication of US799827A publication Critical patent/US799827A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US21690004A Inventor William L Church Original Assignee William L Church Priority date (The priority date is an assumption and is not a legal conclusion.

#Concrete flume diffuser pdf#
Google Patents US799827A - Concrete flume.ĭownload PDF Info Publication number US799827A US799827A US21690004A US1904216900A US799827A US 799827 A US799827 A US 799827A US 21690004 A US21690004 A US 21690004A US 1904216900 A US1904216900 A US 1904216900A US 799827 A US799827 A US 799827A Authority US United States Prior art keywords concrete rods flume walls wall Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.
