专利检索_ 螺旋式或回转式螺旋输送机专利检索_ 螺旋式或回转式螺旋输送机专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
81	Screw conveyer trough	US29914152	1952-07-16	US2697510A	1954-12-21	MORRISON WILLARD L

82	Conveyer housing	US18289650	1950-09-02	US2656036A	1953-10-20	WHITNEY PAUL V

83	Variable pitch feeder	US5292348	1948-10-05	US2652954A	1953-09-22	NOWAK JR LEON J

84	Coal conveyer	US70171046	1946-10-07	US2503917A	1950-04-11	NELSON BRADFORD B; NELSON JAMES H

85	Device for manipulating sand and other pulverulent substances	US76319247	1947-07-24	US2497295A	1950-02-14	ALBERT CAVALLIER JEAN

86	Scrap separator for materials conveyer	US52924744	1944-04-03	US2455750A	1948-12-07	FREED EDWARD A

87	Apparatus for handling powdered materials	US58224445	1945-03-12	US2404884A	1946-07-30	PIEPER OLIVER T

88	Auger conveyer	US55435444	1944-09-16	US2397305A	1946-03-26	WHEAT ALEXANDER R

89	Portable power-driven conveyer	US51173943	1943-11-25	US2375965A	1945-05-15	TURTLE ALFRED C

90	Screw conveyer	US33556440	1940-05-16	US2303584A	1942-12-01	SCHWEICKART WILLIAM M

91	Inspection port for screw conveyer connections	US38410241	1941-03-19	US2260812A	1941-10-28	KOZAK JOSEPH L

92	Screw conveyer	US2860535	1935-06-27	US2045757A	1936-06-30	CONSTANTIN EUSEBE J L F

93	Apparatus for delivering pulverized material	US37889029	1929-07-17	US1917827A	1933-07-11	CLOOS WILMOT D

94	Conveyer worm protective device	US40639229	1929-11-11	US1837069A	1931-12-15	RIEGER WILLIAM F

95	Conveyer flight	US69041724	1924-02-04	US1775888A	1930-09-16	CHRISTIAN JOSEPH D

96	Agitating conveyer	US34553829	1929-03-08	US1763121A	1930-06-10	OSWELL BAILEY JOSEPH

97	Screw conveyer	US23085527	1927-11-03	US1757341A	1930-05-06	BARTEL SMIT JAN ADRIAAN

98	Conveying and measuring apparatus	US14032426	1926-10-08	US1706292A	1929-03-19	HEYMAN ARTHUR W

99	Endless spiral conveyer	US18679127	1927-04-26	US1684254A	1928-09-11	OSWELL BAILEY JOSEPH

100	Conveyer apparatus for grain and like material	US35745020	1920-02-09	US1563826A	1925-12-01	GEORGE BERNERT

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