Priority to PCT/US2003/022395 priority patent/WO2004009914A1/en Priority to DE60316703T priority patent/DE60316703D1/en Priority to NZ538345A priority patent/NZ538345A/en Priority to CA002493298A priority patent/CA2493298C/en Priority to AU2003249307A priority patent/AU2003249307B2/en Priority to EP03765678A priority patent/EP1546472B1/en Priority to MXPA05000740A priority patent/MXPA05000740A/en Priority to AT03765678T priority patent/AT374869T/en Publication of US20040010947A1 publication Critical patent/US20040010947A1/en Priority to ZA200500495A priority patent/ZA200500495B/en Priority to IL16638105A priority patent/IL166381A0/en Publication of US6860042B2 publication Critical patent/US6860042B2/en Application granted granted Critical Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links
Assignors: DAWSON, RICHARD F., HUTCHINSON, ROBERT J. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). reassignment WALKER-DAWSON INTERESTS, INC. 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 Walker Dawson Interests Inc filed Critical Walker Dawson Interests Inc Priority to US10/199,764 priority Critical patent/US6860042B2/en Assigned to WALKER-DAWSON INTERESTS, INC. Original Assignee Walker Dawson Interests Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Dawson Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number US10/199,764 Other versions US20040010947A1 Google Patents Excavation system employing a jet pumpĭownload PDF Info Publication number US6860042B2 US6860042B2 US10/199,764 US19976402A US6860042B2 US 6860042 B2 US6860042 B2 US 6860042B2 US 19976402 A US19976402 A US 19976402A US 6860042 B2 US6860042 B2 US 6860042B2 Authority US United States Prior art keywords outlet suction bucket jet pump flow Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US6860042B2 - Excavation system employing a jet pump US6860042B2 - Excavation system employing a jet pump
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