Inventor

BLACK MELVIN L

US5 patents

⚠️ This page may combine multiple inventors who share the name “BLACK MELVIN L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BLACK MELVIN L

2 patents

US4488815ADec 18, 1984

Slurry reclamation method

BLACK MELVIN L20 citations77

US9731255B2Aug 15, 2017

Feedback controlled concrete production

BLACK MELVIN L6 citations67

(unassigned)

1 patent

US6126307AOct 3, 2000

Method and apparatus for mixing concrete with controlled energy absorption and variable discharge gate

72 citations91

WEIGH TECH INC

1 patent

US4226542AOct 7, 1980

Cement slurry reclamation system and method

WEIGH TECH INC37 citations88

MELVIN L BLACK INC

1 patent

US6758590B1Jul 6, 2004

Efficient concrete recycling

MELVIN L BLACK INC15 citations77